feat: support bool type variable frontend (#24437)

Co-authored-by: QuantumGhost <obelisk.reg+git@gmail.com>

api/child_class.py

@@ -0,0 +1,11 @@
+from tests.integration_tests.utils.parent_class import ParentClass
+
+
+class ChildClass(ParentClass):
+    """Test child class for module import helper tests"""
+
+    def __init__(self, name):
+        super().__init__(name)
+
+    def get_name(self):
+        return f"Child: {self.name}"

api/core/app/app_config/easy_ui_based_app/variables/manager.py

@@ -3,6 +3,17 @@ import re
 from core.app.app_config.entities import ExternalDataVariableEntity, VariableEntity, VariableEntityType
 from core.external_data_tool.factory import ExternalDataToolFactory
 
+_ALLOWED_VARIABLE_ENTITY_TYPE = frozenset(
+    [
+        VariableEntityType.TEXT_INPUT,
+        VariableEntityType.SELECT,
+        VariableEntityType.PARAGRAPH,
+        VariableEntityType.NUMBER,
+        VariableEntityType.EXTERNAL_DATA_TOOL,
+        VariableEntityType.CHECKBOX,
+    ]
+)
+
 
 class BasicVariablesConfigManager:
     @classmethod
@@ -47,6 +58,7 @@ class BasicVariablesConfigManager:
                 VariableEntityType.PARAGRAPH,
                 VariableEntityType.NUMBER,
                 VariableEntityType.SELECT,
+                VariableEntityType.CHECKBOX,
             }:
                 variable = variables[variable_type]
                 variable_entities.append(
@@ -96,8 +108,17 @@ class BasicVariablesConfigManager:
         variables = []
         for item in config["user_input_form"]:
             key = list(item.keys())[0]
-            if key not in {"text-input", "select", "paragraph", "number", "external_data_tool"}:
+            # if key not in {"text-input", "select", "paragraph", "number", "external_data_tool"}:
-                raise ValueError("Keys in user_input_form list can only be 'text-input', 'paragraph'  or 'select'")
+            if key not in {
+                VariableEntityType.TEXT_INPUT,
+                VariableEntityType.SELECT,
+                VariableEntityType.PARAGRAPH,
+                VariableEntityType.NUMBER,
+                VariableEntityType.EXTERNAL_DATA_TOOL,
+                VariableEntityType.CHECKBOX,
+            }:
+                allowed_keys = ", ".join(i.value for i in _ALLOWED_VARIABLE_ENTITY_TYPE)
+                raise ValueError(f"Keys in user_input_form list can only be {allowed_keys}")
 
             form_item = item[key]
             if "label" not in form_item:

api/core/app/app_config/entities.py

@@ -97,6 +97,7 @@ class VariableEntityType(StrEnum):
     EXTERNAL_DATA_TOOL = "external_data_tool"
     FILE = "file"
     FILE_LIST = "file-list"
+    CHECKBOX = "checkbox"
 
 
 class VariableEntity(BaseModel):

api/core/app/apps/base_app_generator.py

@@ -103,7 +103,10 @@ class BaseAppGenerator:
                 f"(type '{variable_entity.type}') {variable_entity.variable} in input form must be a string"
             )
 
-        if variable_entity.type == VariableEntityType.NUMBER and isinstance(value, str):
+        if variable_entity.type == VariableEntityType.NUMBER:
+            if isinstance(value, (int, float)):
+                return value
+            elif isinstance(value, str):
                 # handle empty string case
                 if not value.strip():
                     return None
@@ -115,6 +118,8 @@ class BaseAppGenerator:
                         return int(value)
                 except ValueError:
                     raise ValueError(f"{variable_entity.variable} in input form must be a valid number")
+            else:
+                raise TypeError(f"expected value type int, float or str, got {type(value)}, value: {value}")
 
         match variable_entity.type:
             case VariableEntityType.SELECT:
@@ -144,6 +149,11 @@ class BaseAppGenerator:
                     raise ValueError(
                         f"{variable_entity.variable} in input form must be less than {variable_entity.max_length} files"
                     )
+            case VariableEntityType.CHECKBOX:
+                if not isinstance(value, bool):
+                    raise ValueError(f"{variable_entity.variable} in input form must be a valid boolean value")
+            case _:
+                raise AssertionError("this statement should be unreachable.")
 
         return value
 

api/core/variables/segments.py

@@ -151,6 +151,11 @@ class FileSegment(Segment):
         return ""
 
 
+class BooleanSegment(Segment):
+    value_type: SegmentType = SegmentType.BOOLEAN
+    value: bool
+
+
 class ArrayAnySegment(ArraySegment):
     value_type: SegmentType = SegmentType.ARRAY_ANY
     value: Sequence[Any]
@@ -198,6 +203,11 @@ class ArrayFileSegment(ArraySegment):
         return ""
 
 
+class ArrayBooleanSegment(ArraySegment):
+    value_type: SegmentType = SegmentType.ARRAY_BOOLEAN
+    value: Sequence[bool]
+
+
 def get_segment_discriminator(v: Any) -> SegmentType | None:
     if isinstance(v, Segment):
         return v.value_type
@@ -231,11 +241,13 @@ SegmentUnion: TypeAlias = Annotated[
         | Annotated[IntegerSegment, Tag(SegmentType.INTEGER)]
         | Annotated[ObjectSegment, Tag(SegmentType.OBJECT)]
         | Annotated[FileSegment, Tag(SegmentType.FILE)]
+        | Annotated[BooleanSegment, Tag(SegmentType.BOOLEAN)]
         | Annotated[ArrayAnySegment, Tag(SegmentType.ARRAY_ANY)]
         | Annotated[ArrayStringSegment, Tag(SegmentType.ARRAY_STRING)]
         | Annotated[ArrayNumberSegment, Tag(SegmentType.ARRAY_NUMBER)]
         | Annotated[ArrayObjectSegment, Tag(SegmentType.ARRAY_OBJECT)]
         | Annotated[ArrayFileSegment, Tag(SegmentType.ARRAY_FILE)]
+        | Annotated[ArrayBooleanSegment, Tag(SegmentType.ARRAY_BOOLEAN)]
     ),
     Discriminator(get_segment_discriminator),
 ]

api/core/variables/types.py

@@ -6,7 +6,12 @@ from core.file.models import File
 
 
 class ArrayValidation(StrEnum):
-    """Strategy for validating array elements"""
+    """Strategy for validating array elements.
+
+    Note:
+        The `NONE` and `FIRST` strategies are primarily for compatibility purposes.
+        Avoid using them in new code whenever possible.
+    """
 
     # Skip element validation (only check array container)
     NONE = "none"
@@ -27,12 +32,14 @@ class SegmentType(StrEnum):
     SECRET = "secret"
 
     FILE = "file"
+    BOOLEAN = "boolean"
 
     ARRAY_ANY = "array[any]"
     ARRAY_STRING = "array[string]"
     ARRAY_NUMBER = "array[number]"
     ARRAY_OBJECT = "array[object]"
     ARRAY_FILE = "array[file]"
+    ARRAY_BOOLEAN = "array[boolean]"
 
     NONE = "none"
 
@@ -76,12 +83,18 @@ class SegmentType(StrEnum):
                     return SegmentType.ARRAY_FILE
                 case SegmentType.NONE:
                     return SegmentType.ARRAY_ANY
+                case SegmentType.BOOLEAN:
+                    return SegmentType.ARRAY_BOOLEAN
                 case _:
                     # This should be unreachable.
                     raise ValueError(f"not supported value {value}")
         if value is None:
             return SegmentType.NONE
-        elif isinstance(value, int) and not isinstance(value, bool):
+        # Important: The check for `bool` must precede the check for `int`,
+        # as `bool` is a subclass of `int` in Python's type hierarchy.
+        elif isinstance(value, bool):
+            return SegmentType.BOOLEAN
+        elif isinstance(value, int):
             return SegmentType.INTEGER
         elif isinstance(value, float):
             return SegmentType.FLOAT
@@ -111,7 +124,7 @@ class SegmentType(StrEnum):
         else:
             return all(element_type.is_valid(i, array_validation=ArrayValidation.NONE) for i in value)
 
-    def is_valid(self, value: Any, array_validation: ArrayValidation = ArrayValidation.FIRST) -> bool:
+    def is_valid(self, value: Any, array_validation: ArrayValidation = ArrayValidation.ALL) -> bool:
         """
         Check if a value matches the segment type.
         Users of `SegmentType` should call this method, instead of using
@@ -126,6 +139,10 @@ class SegmentType(StrEnum):
         """
         if self.is_array_type():
             return self._validate_array(value, array_validation)
+        # Important: The check for `bool` must precede the check for `int`,
+        # as `bool` is a subclass of `int` in Python's type hierarchy.
+        elif self == SegmentType.BOOLEAN:
+            return isinstance(value, bool)
         elif self in [SegmentType.INTEGER, SegmentType.FLOAT, SegmentType.NUMBER]:
             return isinstance(value, (int, float))
         elif self == SegmentType.STRING:
@@ -141,6 +158,27 @@ class SegmentType(StrEnum):
         else:
             raise AssertionError("this statement should be unreachable.")
 
+    @staticmethod
+    def cast_value(value: Any, type_: "SegmentType") -> Any:
+        # Cast Python's `bool` type to `int` when the runtime type requires
+        # an integer or number.
+        #
+        # This ensures compatibility with existing workflows that may use `bool` as
+        # `int`, since in Python's type system, `bool` is a subtype of `int`.
+        #
+        # This function exists solely to maintain compatibility with existing workflows.
+        # It should not be used to compromise the integrity of the runtime type system.
+        # No additional casting rules should be introduced to this function.
+
+        if type_ in (
+            SegmentType.INTEGER,
+            SegmentType.NUMBER,
+        ) and isinstance(value, bool):
+            return int(value)
+        if type_ == SegmentType.ARRAY_NUMBER and all(isinstance(i, bool) for i in value):
+            return [int(i) for i in value]
+        return value
+
     def exposed_type(self) -> "SegmentType":
         """Returns the type exposed to the frontend.
 
@@ -150,6 +188,20 @@ class SegmentType(StrEnum):
             return SegmentType.NUMBER
         return self
 
+    def element_type(self) -> "SegmentType | None":
+        """Return the element type of the current segment type, or `None` if the element type is undefined.
+
+        Raises:
+            ValueError: If the current segment type is not an array type.
+
+        Note:
+            For certain array types, such as `SegmentType.ARRAY_ANY`, their element types are not defined
+            by the runtime system. In such cases, this method will return `None`.
+        """
+        if not self.is_array_type():
+            raise ValueError(f"element_type is only supported by array type, got {self}")
+        return _ARRAY_ELEMENT_TYPES_MAPPING.get(self)
+
 
 _ARRAY_ELEMENT_TYPES_MAPPING: Mapping[SegmentType, SegmentType] = {
     # ARRAY_ANY does not have corresponding element type.
@@ -157,6 +209,7 @@ _ARRAY_ELEMENT_TYPES_MAPPING: Mapping[SegmentType, SegmentType] = {
     SegmentType.ARRAY_NUMBER: SegmentType.NUMBER,
     SegmentType.ARRAY_OBJECT: SegmentType.OBJECT,
     SegmentType.ARRAY_FILE: SegmentType.FILE,
+    SegmentType.ARRAY_BOOLEAN: SegmentType.BOOLEAN,
 }
 
 _ARRAY_TYPES = frozenset(

api/core/variables/variables.py

@@ -8,11 +8,13 @@ from core.helper import encrypter
 
 from .segments import (
     ArrayAnySegment,
+    ArrayBooleanSegment,
     ArrayFileSegment,
     ArrayNumberSegment,
     ArrayObjectSegment,
     ArraySegment,
     ArrayStringSegment,
+    BooleanSegment,
     FileSegment,
     FloatSegment,
     IntegerSegment,
@@ -96,10 +98,18 @@ class FileVariable(FileSegment, Variable):
     pass
 
 
+class BooleanVariable(BooleanSegment, Variable):
+    pass
+
+
 class ArrayFileVariable(ArrayFileSegment, ArrayVariable):
     pass
 
 
+class ArrayBooleanVariable(ArrayBooleanSegment, ArrayVariable):
+    pass
+
+
 # The `VariableUnion`` type is used to enable serialization and deserialization with Pydantic.
 # Use `Variable` for type hinting when serialization is not required.
 #
@@ -114,11 +124,13 @@ VariableUnion: TypeAlias = Annotated[
         | Annotated[IntegerVariable, Tag(SegmentType.INTEGER)]
         | Annotated[ObjectVariable, Tag(SegmentType.OBJECT)]
         | Annotated[FileVariable, Tag(SegmentType.FILE)]
+        | Annotated[BooleanVariable, Tag(SegmentType.BOOLEAN)]
         | Annotated[ArrayAnyVariable, Tag(SegmentType.ARRAY_ANY)]
         | Annotated[ArrayStringVariable, Tag(SegmentType.ARRAY_STRING)]
         | Annotated[ArrayNumberVariable, Tag(SegmentType.ARRAY_NUMBER)]
         | Annotated[ArrayObjectVariable, Tag(SegmentType.ARRAY_OBJECT)]
         | Annotated[ArrayFileVariable, Tag(SegmentType.ARRAY_FILE)]
+        | Annotated[ArrayBooleanVariable, Tag(SegmentType.ARRAY_BOOLEAN)]
         | Annotated[SecretVariable, Tag(SegmentType.SECRET)]
     ),
     Discriminator(get_segment_discriminator),

api/core/workflow/nodes/code/code_node.py

@@ -8,6 +8,7 @@ from core.helper.code_executor.code_node_provider import CodeNodeProvider
 from core.helper.code_executor.javascript.javascript_code_provider import JavascriptCodeProvider
 from core.helper.code_executor.python3.python3_code_provider import Python3CodeProvider
 from core.variables.segments import ArrayFileSegment
+from core.variables.types import SegmentType
 from core.workflow.entities.node_entities import NodeRunResult
 from core.workflow.entities.workflow_node_execution import WorkflowNodeExecutionStatus
 from core.workflow.nodes.base import BaseNode
@@ -119,6 +120,14 @@ class CodeNode(BaseNode):
 
         return value.replace("\x00", "")
 
+    def _check_boolean(self, value: bool | None, variable: str) -> bool | None:
+        if value is None:
+            return None
+        if not isinstance(value, bool):
+            raise OutputValidationError(f"Output variable `{variable}` must be a boolean")
+
+        return value
+
     def _check_number(self, value: int | float | None, variable: str) -> int | float | None:
         """
         Check number
@@ -173,6 +182,8 @@ class CodeNode(BaseNode):
                         prefix=f"{prefix}.{output_name}" if prefix else output_name,
                         depth=depth + 1,
                     )
+                elif isinstance(output_value, bool):
+                    self._check_boolean(output_value, variable=f"{prefix}.{output_name}" if prefix else output_name)
                 elif isinstance(output_value, int | float):
                     self._check_number(
                         value=output_value, variable=f"{prefix}.{output_name}" if prefix else output_name
@@ -232,7 +243,7 @@ class CodeNode(BaseNode):
             if output_name not in result:
                 raise OutputValidationError(f"Output {prefix}{dot}{output_name} is missing.")
 
-            if output_config.type == "object":
+            if output_config.type == SegmentType.OBJECT:
                 # check if output is object
                 if not isinstance(result.get(output_name), dict):
                     if result[output_name] is None:
@@ -249,18 +260,28 @@ class CodeNode(BaseNode):
                         prefix=f"{prefix}.{output_name}",
                         depth=depth + 1,
                     )
-            elif output_config.type == "number":
+            elif output_config.type == SegmentType.NUMBER:
                 # check if number available
-                transformed_result[output_name] = self._check_number(
+                checked = self._check_number(value=result[output_name], variable=f"{prefix}{dot}{output_name}")
-                    value=result[output_name], variable=f"{prefix}{dot}{output_name}"
+                # If the output is a boolean and the output schema specifies a NUMBER type,
-                )
+                # convert the boolean value to an integer.
-            elif output_config.type == "string":
+                #
+                # This ensures compatibility with existing workflows that may use
+                # `True` and `False` as values for NUMBER type outputs.
+                transformed_result[output_name] = self._convert_boolean_to_int(checked)
+
+            elif output_config.type == SegmentType.STRING:
                 # check if string available
                 transformed_result[output_name] = self._check_string(
                     value=result[output_name],
                     variable=f"{prefix}{dot}{output_name}",
                 )
-            elif output_config.type == "array[number]":
+            elif output_config.type == SegmentType.BOOLEAN:
+                transformed_result[output_name] = self._check_boolean(
+                    value=result[output_name],
+                    variable=f"{prefix}{dot}{output_name}",
+                )
+            elif output_config.type == SegmentType.ARRAY_NUMBER:
                 # check if array of number available
                 if not isinstance(result[output_name], list):
                     if result[output_name] is None:
@@ -278,10 +299,17 @@ class CodeNode(BaseNode):
                         )
 
                     transformed_result[output_name] = [
-                        self._check_number(value=value, variable=f"{prefix}{dot}{output_name}[{i}]")
+                        # If the element is a boolean and the output schema specifies a `array[number]` type,
+                        # convert the boolean value to an integer.
+                        #
+                        # This ensures compatibility with existing workflows that may use
+                        # `True` and `False` as values for NUMBER type outputs.
+                        self._convert_boolean_to_int(
+                            self._check_number(value=value, variable=f"{prefix}{dot}{output_name}[{i}]"),
+                        )
                         for i, value in enumerate(result[output_name])
                     ]
-            elif output_config.type == "array[string]":
+            elif output_config.type == SegmentType.ARRAY_STRING:
                 # check if array of string available
                 if not isinstance(result[output_name], list):
                     if result[output_name] is None:
@@ -302,7 +330,7 @@ class CodeNode(BaseNode):
                         self._check_string(value=value, variable=f"{prefix}{dot}{output_name}[{i}]")
                         for i, value in enumerate(result[output_name])
                     ]
-            elif output_config.type == "array[object]":
+            elif output_config.type == SegmentType.ARRAY_OBJECT:
                 # check if array of object available
                 if not isinstance(result[output_name], list):
                     if result[output_name] is None:
@@ -340,6 +368,22 @@ class CodeNode(BaseNode):
                         )
                         for i, value in enumerate(result[output_name])
                     ]
+            elif output_config.type == SegmentType.ARRAY_BOOLEAN:
+                # check if array of object available
+                if not isinstance(result[output_name], list):
+                    if result[output_name] is None:
+                        transformed_result[output_name] = None
+                    else:
+                        raise OutputValidationError(
+                            f"Output {prefix}{dot}{output_name} is not an array,"
+                            f" got {type(result.get(output_name))} instead."
+                        )
+                else:
+                    transformed_result[output_name] = [
+                        self._check_boolean(value=value, variable=f"{prefix}{dot}{output_name}[{i}]")
+                        for i, value in enumerate(result[output_name])
+                    ]
+
             else:
                 raise OutputValidationError(f"Output type {output_config.type} is not supported.")
 
@@ -374,3 +418,16 @@ class CodeNode(BaseNode):
     @property
     def retry(self) -> bool:
         return self._node_data.retry_config.retry_enabled
+
+    @staticmethod
+    def _convert_boolean_to_int(value: bool | int | float | None) -> int | float | None:
+        """This function convert boolean to integers when the output schema specifies a NUMBER type.
+
+        This ensures compatibility with existing workflows that may use
+        `True` and `False` as values for NUMBER type outputs.
+        """
+        if value is None:
+            return None
+        if isinstance(value, bool):
+            return int(value)
+        return value

api/core/workflow/nodes/code/entities.py

@@ -1,11 +1,31 @@
-from typing import Literal, Optional
+from typing import Annotated, Literal, Optional
 
-from pydantic import BaseModel
+from pydantic import AfterValidator, BaseModel
 
 from core.helper.code_executor.code_executor import CodeLanguage
+from core.variables.types import SegmentType
 from core.workflow.entities.variable_entities import VariableSelector
 from core.workflow.nodes.base import BaseNodeData
 
+_ALLOWED_OUTPUT_FROM_CODE = frozenset(
+    [
+        SegmentType.STRING,
+        SegmentType.NUMBER,
+        SegmentType.OBJECT,
+        SegmentType.BOOLEAN,
+        SegmentType.ARRAY_STRING,
+        SegmentType.ARRAY_NUMBER,
+        SegmentType.ARRAY_OBJECT,
+        SegmentType.ARRAY_BOOLEAN,
+    ]
+)
+
+
+def _validate_type(segment_type: SegmentType) -> SegmentType:
+    if segment_type not in _ALLOWED_OUTPUT_FROM_CODE:
+        raise ValueError(f"invalid type for code output, expected {_ALLOWED_OUTPUT_FROM_CODE}, actual {segment_type}")
+    return segment_type
+
 
 class CodeNodeData(BaseNodeData):
     """
@@ -13,7 +33,7 @@ class CodeNodeData(BaseNodeData):
     """
 
     class Output(BaseModel):
-        type: Literal["string", "number", "object", "array[string]", "array[number]", "array[object]"]
+        type: Annotated[SegmentType, AfterValidator(_validate_type)]
         children: Optional[dict[str, "CodeNodeData.Output"]] = None
 
     class Dependency(BaseModel):

api/core/workflow/nodes/list_operator/entities.py

@@ -1,36 +1,43 @@
 from collections.abc import Sequence
-from typing import Literal
+from enum import StrEnum
 
 from pydantic import BaseModel, Field
 
 from core.workflow.nodes.base import BaseNodeData
 
-_Condition = Literal[
+
+class FilterOperator(StrEnum):
     # string conditions
-    "contains",
+    CONTAINS = "contains"
-    "start with",
+    START_WITH = "start with"
-    "end with",
+    END_WITH = "end with"
-    "is",
+    IS = "is"
-    "in",
+    IN = "in"
-    "empty",
+    EMPTY = "empty"
-    "not contains",
+    NOT_CONTAINS = "not contains"
-    "is not",
+    IS_NOT = "is not"
-    "not in",
+    NOT_IN = "not in"
-    "not empty",
+    NOT_EMPTY = "not empty"
     # number conditions
-    "=",
+    EQUAL = "="
-    "≠",
+    NOT_EQUAL = "≠"
-    "<",
+    LESS_THAN = "<"
-    ">",
+    GREATER_THAN = ">"
-    "≥",
+    GREATER_THAN_OR_EQUAL = "≥"
-    "≤",
+    LESS_THAN_OR_EQUAL = "≤"
-]
+
+
+class Order(StrEnum):
+    ASC = "asc"
+    DESC = "desc"
 
 
 class FilterCondition(BaseModel):
     key: str = ""
-    comparison_operator: _Condition = "contains"
+    comparison_operator: FilterOperator = FilterOperator.CONTAINS
-    value: str | Sequence[str] = ""
+    # the value is bool if the filter operator is comparing with
+    # a boolean constant.
+    value: str | Sequence[str] | bool = ""
 
 
 class FilterBy(BaseModel):
@@ -38,10 +45,10 @@ class FilterBy(BaseModel):
     conditions: Sequence[FilterCondition] = Field(default_factory=list)
 
 
-class OrderBy(BaseModel):
+class OrderByConfig(BaseModel):
     enabled: bool = False
     key: str = ""
-    value: Literal["asc", "desc"] = "asc"
+    value: Order = Order.ASC
 
 
 class Limit(BaseModel):
@@ -57,6 +64,6 @@ class ExtractConfig(BaseModel):
 class ListOperatorNodeData(BaseNodeData):
     variable: Sequence[str] = Field(default_factory=list)
     filter_by: FilterBy
-    order_by: OrderBy
+    order_by: OrderByConfig
     limit: Limit
     extract_by: ExtractConfig = Field(default_factory=ExtractConfig)

api/core/workflow/nodes/list_operator/node.py

@@ -1,18 +1,40 @@
 from collections.abc import Callable, Mapping, Sequence
-from typing import Any, Literal, Optional, Union
+from typing import Any, Optional, TypeAlias, TypeVar
 
 from core.file import File
 from core.variables import ArrayFileSegment, ArrayNumberSegment, ArrayStringSegment
-from core.variables.segments import ArrayAnySegment, ArraySegment
+from core.variables.segments import ArrayAnySegment, ArrayBooleanSegment, ArraySegment
 from core.workflow.entities.node_entities import NodeRunResult
 from core.workflow.entities.workflow_node_execution import WorkflowNodeExecutionStatus
 from core.workflow.nodes.base import BaseNode
 from core.workflow.nodes.base.entities import BaseNodeData, RetryConfig
 from core.workflow.nodes.enums import ErrorStrategy, NodeType
 
-from .entities import ListOperatorNodeData
+from .entities import FilterOperator, ListOperatorNodeData, Order
 from .exc import InvalidConditionError, InvalidFilterValueError, InvalidKeyError, ListOperatorError
 
+_SUPPORTED_TYPES_TUPLE = (
+    ArrayFileSegment,
+    ArrayNumberSegment,
+    ArrayStringSegment,
+    ArrayBooleanSegment,
+)
+_SUPPORTED_TYPES_ALIAS: TypeAlias = ArrayFileSegment | ArrayNumberSegment | ArrayStringSegment | ArrayBooleanSegment
+
+
+_T = TypeVar("_T")
+
+
+def _negation(filter_: Callable[[_T], bool]) -> Callable[[_T], bool]:
+    """Returns the negation of a given filter function. If the original filter
+    returns `True` for a value, the negated filter will return `False`, and vice versa.
+    """
+
+    def wrapper(value: _T) -> bool:
+        return not filter_(value)
+
+    return wrapper
+
 
 class ListOperatorNode(BaseNode):
     _node_type = NodeType.LIST_OPERATOR
@@ -69,11 +91,8 @@ class ListOperatorNode(BaseNode):
                 process_data=process_data,
                 outputs=outputs,
             )
-        if not isinstance(variable, ArrayFileSegment | ArrayNumberSegment | ArrayStringSegment):
+        if not isinstance(variable, _SUPPORTED_TYPES_TUPLE):
-            error_message = (
+            error_message = f"Variable {self._node_data.variable} is not an array type, actual type: {type(variable)}"
-                f"Variable {self._node_data.variable} is not an ArrayFileSegment, ArrayNumberSegment "
-                "or ArrayStringSegment"
-            )
             return NodeRunResult(
                 status=WorkflowNodeExecutionStatus.FAILED, error=error_message, inputs=inputs, outputs=outputs
             )
@@ -122,9 +141,7 @@ class ListOperatorNode(BaseNode):
                 outputs=outputs,
             )
 
-    def _apply_filter(
+    def _apply_filter(self, variable: _SUPPORTED_TYPES_ALIAS) -> _SUPPORTED_TYPES_ALIAS:
-        self, variable: Union[ArrayFileSegment, ArrayNumberSegment, ArrayStringSegment]
-    ) -> Union[ArrayFileSegment, ArrayNumberSegment, ArrayStringSegment]:
         filter_func: Callable[[Any], bool]
         result: list[Any] = []
         for condition in self._node_data.filter_by.conditions:
@@ -154,33 +171,35 @@ class ListOperatorNode(BaseNode):
                 )
                 result = list(filter(filter_func, variable.value))
                 variable = variable.model_copy(update={"value": result})
+            elif isinstance(variable, ArrayBooleanSegment):
+                if not isinstance(condition.value, bool):
+                    raise InvalidFilterValueError(f"Invalid filter value: {condition.value}")
+                filter_func = _get_boolean_filter_func(condition=condition.comparison_operator, value=condition.value)
+                result = list(filter(filter_func, variable.value))
+                variable = variable.model_copy(update={"value": result})
+            else:
+                raise AssertionError("this statment should be unreachable.")
         return variable
 
-    def _apply_order(
+    def _apply_order(self, variable: _SUPPORTED_TYPES_ALIAS) -> _SUPPORTED_TYPES_ALIAS:
-        self, variable: Union[ArrayFileSegment, ArrayNumberSegment, ArrayStringSegment]
+        if isinstance(variable, (ArrayStringSegment, ArrayNumberSegment, ArrayBooleanSegment)):
-    ) -> Union[ArrayFileSegment, ArrayNumberSegment, ArrayStringSegment]:
+            result = sorted(variable.value, reverse=self._node_data.order_by == Order.DESC)
-        if isinstance(variable, ArrayStringSegment):
-            result = _order_string(order=self._node_data.order_by.value, array=variable.value)
-            variable = variable.model_copy(update={"value": result})
-        elif isinstance(variable, ArrayNumberSegment):
-            result = _order_number(order=self._node_data.order_by.value, array=variable.value)
             variable = variable.model_copy(update={"value": result})
         elif isinstance(variable, ArrayFileSegment):
             result = _order_file(
                 order=self._node_data.order_by.value, order_by=self._node_data.order_by.key, array=variable.value
             )
             variable = variable.model_copy(update={"value": result})
+        else:
+            raise AssertionError("this statement should be unreachable")
+
         return variable
 
-    def _apply_slice(
+    def _apply_slice(self, variable: _SUPPORTED_TYPES_ALIAS) -> _SUPPORTED_TYPES_ALIAS:
-        self, variable: Union[ArrayFileSegment, ArrayNumberSegment, ArrayStringSegment]
-    ) -> Union[ArrayFileSegment, ArrayNumberSegment, ArrayStringSegment]:
         result = variable.value[: self._node_data.limit.size]
         return variable.model_copy(update={"value": result})
 
-    def _extract_slice(
+    def _extract_slice(self, variable: _SUPPORTED_TYPES_ALIAS) -> _SUPPORTED_TYPES_ALIAS:
-        self, variable: Union[ArrayFileSegment, ArrayNumberSegment, ArrayStringSegment]
-    ) -> Union[ArrayFileSegment, ArrayNumberSegment, ArrayStringSegment]:
         value = int(self.graph_runtime_state.variable_pool.convert_template(self._node_data.extract_by.serial).text)
         if value < 1:
             raise ValueError(f"Invalid serial index: must be >= 1, got {value}")
@@ -232,11 +251,11 @@ def _get_string_filter_func(*, condition: str, value: str) -> Callable[[str], bo
         case "empty":
             return lambda x: x == ""
         case "not contains":
-            return lambda x: not _contains(value)(x)
+            return _negation(_contains(value))
         case "is not":
-            return lambda x: not _is(value)(x)
+            return _negation(_is(value))
         case "not in":
-            return lambda x: not _in(value)(x)
+            return _negation(_in(value))
         case "not empty":
             return lambda x: x != ""
         case _:
@@ -248,7 +267,7 @@ def _get_sequence_filter_func(*, condition: str, value: Sequence[str]) -> Callab
         case "in":
             return _in(value)
         case "not in":
-            return lambda x: not _in(value)(x)
+            return _negation(_in(value))
         case _:
             raise InvalidConditionError(f"Invalid condition: {condition}")
 
@@ -271,6 +290,16 @@ def _get_number_filter_func(*, condition: str, value: int | float) -> Callable[[
             raise InvalidConditionError(f"Invalid condition: {condition}")
 
 
+def _get_boolean_filter_func(*, condition: FilterOperator, value: bool) -> Callable[[bool], bool]:
+    match condition:
+        case FilterOperator.IS:
+            return _is(value)
+        case FilterOperator.IS_NOT:
+            return _negation(_is(value))
+        case _:
+            raise InvalidConditionError(f"Invalid condition: {condition}")
+
+
 def _get_file_filter_func(*, key: str, condition: str, value: str | Sequence[str]) -> Callable[[File], bool]:
     extract_func: Callable[[File], Any]
     if key in {"name", "extension", "mime_type", "url"} and isinstance(value, str):
@@ -298,7 +327,7 @@ def _endswith(value: str) -> Callable[[str], bool]:
     return lambda x: x.endswith(value)
 
 
-def _is(value: str) -> Callable[[str], bool]:
+def _is(value: _T) -> Callable[[_T], bool]:
     return lambda x: x == value
 
 
@@ -330,21 +359,13 @@ def _ge(value: int | float) -> Callable[[int | float], bool]:
     return lambda x: x >= value
 
 
-def _order_number(*, order: Literal["asc", "desc"], array: Sequence[int | float]):
+def _order_file(*, order: Order, order_by: str = "", array: Sequence[File]):
-    return sorted(array, key=lambda x: x, reverse=order == "desc")
-
-
-def _order_string(*, order: Literal["asc", "desc"], array: Sequence[str]):
-    return sorted(array, key=lambda x: x, reverse=order == "desc")
-
-
-def _order_file(*, order: Literal["asc", "desc"], order_by: str = "", array: Sequence[File]):
     extract_func: Callable[[File], Any]
     if order_by in {"name", "type", "extension", "mime_type", "transfer_method", "url"}:
         extract_func = _get_file_extract_string_func(key=order_by)
-        return sorted(array, key=lambda x: extract_func(x), reverse=order == "desc")
+        return sorted(array, key=lambda x: extract_func(x), reverse=order == Order.DESC)
     elif order_by == "size":
         extract_func = _get_file_extract_number_func(key=order_by)
-        return sorted(array, key=lambda x: extract_func(x), reverse=order == "desc")
+        return sorted(array, key=lambda x: extract_func(x), reverse=order == Order.DESC)
     else:
         raise InvalidKeyError(f"Invalid order key: {order_by}")

api/core/workflow/nodes/llm/node.py

@@ -3,7 +3,7 @@ import io
 import json
 import logging
 from collections.abc import Generator, Mapping, Sequence
-from typing import TYPE_CHECKING, Any, Optional
+from typing import TYPE_CHECKING, Any, Optional, Union
 
 from core.app.entities.app_invoke_entities import ModelConfigWithCredentialsEntity
 from core.file import FileType, file_manager
@@ -55,7 +55,6 @@ from core.workflow.entities.variable_entities import VariableSelector
 from core.workflow.entities.variable_pool import VariablePool
 from core.workflow.entities.workflow_node_execution import WorkflowNodeExecutionMetadataKey, WorkflowNodeExecutionStatus
 from core.workflow.enums import SystemVariableKey
-from core.workflow.graph_engine.entities.event import InNodeEvent
 from core.workflow.nodes.base import BaseNode
 from core.workflow.nodes.base.entities import BaseNodeData, RetryConfig
 from core.workflow.nodes.enums import ErrorStrategy, NodeType
@@ -90,6 +89,7 @@ from .file_saver import FileSaverImpl, LLMFileSaver
 if TYPE_CHECKING:
     from core.file.models import File
     from core.workflow.graph_engine import Graph, GraphInitParams, GraphRuntimeState
+    from core.workflow.graph_engine.entities.event import InNodeEvent
 
 logger = logging.getLogger(__name__)
 
@@ -161,7 +161,7 @@ class LLMNode(BaseNode):
     def version(cls) -> str:
         return "1"
 
-    def _run(self) -> Generator[NodeEvent | InNodeEvent, None, None]:
+    def _run(self) -> Generator[Union[NodeEvent, "InNodeEvent"], None, None]:
         node_inputs: Optional[dict[str, Any]] = None
         process_data = None
         result_text = ""

api/core/workflow/nodes/loop/entities.py

@@ -12,9 +12,11 @@ _VALID_VAR_TYPE = frozenset(
         SegmentType.STRING,
         SegmentType.NUMBER,
         SegmentType.OBJECT,
+        SegmentType.BOOLEAN,
         SegmentType.ARRAY_STRING,
         SegmentType.ARRAY_NUMBER,
         SegmentType.ARRAY_OBJECT,
+        SegmentType.ARRAY_BOOLEAN,
     ]
 )
 

api/core/workflow/nodes/loop/loop_node.py

@@ -404,11 +404,11 @@ class LoopNode(BaseNode):
         for node_id in loop_graph.node_ids:
             variable_pool.remove([node_id])
 
-        _outputs = {}
+        _outputs: dict[str, Segment | int | None] = {}
         for loop_variable_key, loop_variable_selector in loop_variable_selectors.items():
             _loop_variable_segment = variable_pool.get(loop_variable_selector)
             if _loop_variable_segment:
-                _outputs[loop_variable_key] = _loop_variable_segment.value
+                _outputs[loop_variable_key] = _loop_variable_segment
             else:
                 _outputs[loop_variable_key] = None
 
@@ -522,21 +522,30 @@ class LoopNode(BaseNode):
         return variable_mapping
 
     @staticmethod
-    def _get_segment_for_constant(var_type: SegmentType, value: Any) -> Segment:
+    def _get_segment_for_constant(var_type: SegmentType, original_value: Any) -> Segment:
         """Get the appropriate segment type for a constant value."""
-        if var_type in ["array[string]", "array[number]", "array[object]"]:
+        if var_type in [
-            if value and isinstance(value, str):
+            SegmentType.ARRAY_NUMBER,
-                value = json.loads(value)
+            SegmentType.ARRAY_OBJECT,
+            SegmentType.ARRAY_STRING,
+        ]:
+            if original_value and isinstance(original_value, str):
+                value = json.loads(original_value)
             else:
+                logger.warning("unexpected value for LoopNode, value_type=%s, value=%s", original_value, var_type)
                 value = []
+        elif var_type == SegmentType.ARRAY_BOOLEAN:
+            value = original_value
+        else:
+            raise AssertionError("this statement should be unreachable.")
         try:
-            return build_segment_with_type(var_type, value)
+            return build_segment_with_type(var_type, value=value)
         except TypeMismatchError as type_exc:
             # Attempt to parse the value as a JSON-encoded string, if applicable.
-            if not isinstance(value, str):
+            if not isinstance(original_value, str):
                 raise
             try:
-                value = json.loads(value)
+                value = json.loads(original_value)
             except ValueError:
                 raise type_exc
             return build_segment_with_type(var_type, value)

api/core/workflow/nodes/parameter_extractor/entities.py

@@ -1,10 +1,46 @@
-from typing import Any, Literal, Optional
+from typing import Annotated, Any, Literal, Optional
 
-from pydantic import BaseModel, Field, field_validator
+from pydantic import (
+    BaseModel,
+    BeforeValidator,
+    Field,
+    field_validator,
+)
 
 from core.prompt.entities.advanced_prompt_entities import MemoryConfig
+from core.variables.types import SegmentType
 from core.workflow.nodes.base import BaseNodeData
-from core.workflow.nodes.llm import ModelConfig, VisionConfig
+from core.workflow.nodes.llm.entities import ModelConfig, VisionConfig
+
+_OLD_BOOL_TYPE_NAME = "bool"
+_OLD_SELECT_TYPE_NAME = "select"
+
+_VALID_PARAMETER_TYPES = frozenset(
+    [
+        SegmentType.STRING,  # "string",
+        SegmentType.NUMBER,  # "number",
+        SegmentType.BOOLEAN,
+        SegmentType.ARRAY_STRING,
+        SegmentType.ARRAY_NUMBER,
+        SegmentType.ARRAY_OBJECT,
+        SegmentType.ARRAY_BOOLEAN,
+        _OLD_BOOL_TYPE_NAME,  # old boolean type used by Parameter Extractor node
+        _OLD_SELECT_TYPE_NAME,  # string type with enumeration choices.
+    ]
+)
+
+
+def _validate_type(parameter_type: str) -> SegmentType:
+    if not isinstance(parameter_type, str):
+        raise TypeError(f"type should be str, got {type(parameter_type)}, value={parameter_type}")
+    if parameter_type not in _VALID_PARAMETER_TYPES:
+        raise ValueError(f"type {parameter_type} is not allowd to use in Parameter Extractor node.")
+
+    if parameter_type == _OLD_BOOL_TYPE_NAME:
+        return SegmentType.BOOLEAN
+    elif parameter_type == _OLD_SELECT_TYPE_NAME:
+        return SegmentType.STRING
+    return SegmentType(parameter_type)
 
 
 class _ParameterConfigError(Exception):
@@ -17,7 +53,7 @@ class ParameterConfig(BaseModel):
     """
 
     name: str
-    type: Literal["string", "number", "bool", "select", "array[string]", "array[number]", "array[object]"]
+    type: Annotated[SegmentType, BeforeValidator(_validate_type)]
     options: Optional[list[str]] = None
     description: str
     required: bool
@@ -32,17 +68,20 @@ class ParameterConfig(BaseModel):
         return str(value)
 
     def is_array_type(self) -> bool:
-        return self.type in ("array[string]", "array[number]", "array[object]")
+        return self.type.is_array_type()
 
-    def element_type(self) -> Literal["string", "number", "object"]:
+    def element_type(self) -> SegmentType:
-        if self.type == "array[number]":
+        """Return the element type of the parameter.
-            return "number"
+
-        elif self.type == "array[string]":
+        Raises a ValueError if the parameter's type is not an array type.
-            return "string"
+        """
-        elif self.type == "array[object]":
+        element_type = self.type.element_type()
-            return "object"
+        # At this point, self.type is guaranteed to be one of `ARRAY_STRING`,
-        else:
+        # `ARRAY_NUMBER`, `ARRAY_OBJECT`, or `ARRAY_BOOLEAN`.
-            raise _ParameterConfigError(f"{self.type} is not array type.")
+        #
+        # See: _VALID_PARAMETER_TYPES for reference.
+        assert element_type is not None, f"the element type should not be None, {self.type=}"
+        return element_type
 
 
 class ParameterExtractorNodeData(BaseNodeData):
@@ -74,16 +113,18 @@ class ParameterExtractorNodeData(BaseNodeData):
         for parameter in self.parameters:
             parameter_schema: dict[str, Any] = {"description": parameter.description}
 
-            if parameter.type in {"string", "select"}:
+            if parameter.type == SegmentType.STRING:
                 parameter_schema["type"] = "string"
-            elif parameter.type.startswith("array"):
+            elif parameter.type.is_array_type():
                 parameter_schema["type"] = "array"
-                nested_type = parameter.type[6:-1]
+                element_type = parameter.type.element_type()
-                parameter_schema["items"] = {"type": nested_type}
+                if element_type is None:
+                    raise AssertionError("element type should not be None.")
+                parameter_schema["items"] = {"type": element_type.value}
             else:
                 parameter_schema["type"] = parameter.type
 
-            if parameter.type == "select":
+            if parameter.options:
                 parameter_schema["enum"] = parameter.options
 
             parameters["properties"][parameter.name] = parameter_schema

api/core/workflow/nodes/parameter_extractor/exc.py

@@ -1,3 +1,8 @@
+from typing import Any
+
+from core.variables.types import SegmentType
+
+
 class ParameterExtractorNodeError(ValueError):
     """Base error for ParameterExtractorNode."""
 
@@ -48,3 +53,23 @@ class InvalidArrayValueError(ParameterExtractorNodeError):
 
 class InvalidModelModeError(ParameterExtractorNodeError):
     """Raised when the model mode is invalid."""
+
+
+class InvalidValueTypeError(ParameterExtractorNodeError):
+    def __init__(
+        self,
+        /,
+        parameter_name: str,
+        expected_type: SegmentType,
+        actual_type: SegmentType | None,
+        value: Any,
+    ) -> None:
+        message = (
+            f"Invalid value for parameter {parameter_name}, expected segment type: {expected_type}, "
+            f"actual_type: {actual_type}, python_type: {type(value)}, value: {value}"
+        )
+        super().__init__(message)
+        self.parameter_name = parameter_name
+        self.expected_type = expected_type
+        self.actual_type = actual_type
+        self.value = value

api/core/workflow/nodes/parameter_extractor/parameter_extractor_node.py

@@ -26,7 +26,7 @@ from core.prompt.advanced_prompt_transform import AdvancedPromptTransform
 from core.prompt.entities.advanced_prompt_entities import ChatModelMessage, CompletionModelPromptTemplate
 from core.prompt.simple_prompt_transform import ModelMode
 from core.prompt.utils.prompt_message_util import PromptMessageUtil
-from core.variables.types import SegmentType
+from core.variables.types import ArrayValidation, SegmentType
 from core.workflow.entities.node_entities import NodeRunResult
 from core.workflow.entities.variable_pool import VariablePool
 from core.workflow.entities.workflow_node_execution import WorkflowNodeExecutionMetadataKey, WorkflowNodeExecutionStatus
@@ -39,16 +39,13 @@ from factories.variable_factory import build_segment_with_type
 
 from .entities import ParameterExtractorNodeData
 from .exc import (
-    InvalidArrayValueError,
-    InvalidBoolValueError,
     InvalidInvokeResultError,
     InvalidModelModeError,
     InvalidModelTypeError,
     InvalidNumberOfParametersError,
-    InvalidNumberValueError,
     InvalidSelectValueError,
-    InvalidStringValueError,
     InvalidTextContentTypeError,
+    InvalidValueTypeError,
     ModelSchemaNotFoundError,
     ParameterExtractorNodeError,
     RequiredParameterMissingError,
@@ -549,9 +546,6 @@ class ParameterExtractorNode(BaseNode):
         return prompt_messages
 
     def _validate_result(self, data: ParameterExtractorNodeData, result: dict) -> dict:
-        """
-        Validate result.
-        """
         if len(data.parameters) != len(result):
             raise InvalidNumberOfParametersError("Invalid number of parameters")
 
@@ -559,101 +553,106 @@ class ParameterExtractorNode(BaseNode):
             if parameter.required and parameter.name not in result:
                 raise RequiredParameterMissingError(f"Parameter {parameter.name} is required")
 
-            if parameter.type == "select" and parameter.options and result.get(parameter.name) not in parameter.options:
+            param_value = result.get(parameter.name)
+            if not parameter.type.is_valid(param_value, array_validation=ArrayValidation.ALL):
+                inferred_type = SegmentType.infer_segment_type(param_value)
+                raise InvalidValueTypeError(
+                    parameter_name=parameter.name,
+                    expected_type=parameter.type,
+                    actual_type=inferred_type,
+                    value=param_value,
+                )
+            if parameter.type == SegmentType.STRING and parameter.options:
+                if param_value not in parameter.options:
                     raise InvalidSelectValueError(f"Invalid `select` value for parameter {parameter.name}")
-
-            if parameter.type == "number" and not isinstance(result.get(parameter.name), int | float):
-                raise InvalidNumberValueError(f"Invalid `number` value for parameter {parameter.name}")
-
-            if parameter.type == "bool" and not isinstance(result.get(parameter.name), bool):
-                raise InvalidBoolValueError(f"Invalid `bool` value for parameter {parameter.name}")
-
-            if parameter.type == "string" and not isinstance(result.get(parameter.name), str):
-                raise InvalidStringValueError(f"Invalid `string` value for parameter {parameter.name}")
-
-            if parameter.type.startswith("array"):
-                parameters = result.get(parameter.name)
-                if not isinstance(parameters, list):
-                    raise InvalidArrayValueError(f"Invalid `array` value for parameter {parameter.name}")
-                nested_type = parameter.type[6:-1]
-                for item in parameters:
-                    if nested_type == "number" and not isinstance(item, int | float):
-                        raise InvalidArrayValueError(f"Invalid `array[number]` value for parameter {parameter.name}")
-                    if nested_type == "string" and not isinstance(item, str):
-                        raise InvalidArrayValueError(f"Invalid `array[string]` value for parameter {parameter.name}")
-                    if nested_type == "object" and not isinstance(item, dict):
-                        raise InvalidArrayValueError(f"Invalid `array[object]` value for parameter {parameter.name}")
         return result
 
+    @staticmethod
+    def _transform_number(value: int | float | str | bool) -> int | float | None:
+        """
+        Attempts to transform the input into an integer or float.
+
+        Returns:
+            int or float: The transformed number if the conversion is successful.
+            None: If the transformation fails.
+
+        Note:
+            Boolean values `True` and `False` are converted to integers `1` and `0`, respectively.
+            This behavior ensures compatibility with existing workflows that may use boolean types as integers.
+        """
+        if isinstance(value, bool):
+            return int(value)
+        elif isinstance(value, (int, float)):
+            return value
+        elif not isinstance(value, str):
+            return None
+        if "." in value:
+            try:
+                return float(value)
+            except ValueError:
+                return None
+        else:
+            try:
+                return int(value)
+            except ValueError:
+                return None
+
     def _transform_result(self, data: ParameterExtractorNodeData, result: dict) -> dict:
         """
         Transform result into standard format.
         """
-        transformed_result = {}
+        transformed_result: dict[str, Any] = {}
         for parameter in data.parameters:
             if parameter.name in result:
+                param_value = result[parameter.name]
                 # transform value
-                if parameter.type == "number":
+                if parameter.type == SegmentType.NUMBER:
-                    if isinstance(result[parameter.name], int | float):
+                    transformed = self._transform_number(param_value)
-                        transformed_result[parameter.name] = result[parameter.name]
+                    if transformed is not None:
-                    elif isinstance(result[parameter.name], str):
+                        transformed_result[parameter.name] = transformed
-                        try:
+                elif parameter.type == SegmentType.BOOLEAN:
-                            if "." in result[parameter.name]:
+                    if isinstance(result[parameter.name], (bool, int)):
-                                result[parameter.name] = float(result[parameter.name])
+                        transformed_result[parameter.name] = bool(result[parameter.name])
-                            else:
-                                result[parameter.name] = int(result[parameter.name])
-                        except ValueError:
-                            pass
-                    else:
-                        pass
-                # TODO: bool is not supported in the current version
-                # elif parameter.type == 'bool':
-                #     if isinstance(result[parameter.name], bool):
-                #         transformed_result[parameter.name] = bool(result[parameter.name])
                     # elif isinstance(result[parameter.name], str):
-                #         if result[parameter.name].lower() in ['true', 'false']:
+                    #     if result[parameter.name].lower() in ["true", "false"]:
-                #             transformed_result[parameter.name] = bool(result[parameter.name].lower() == 'true')
+                    #         transformed_result[parameter.name] = bool(result[parameter.name].lower() == "true")
-                #     elif isinstance(result[parameter.name], int):
+                elif parameter.type == SegmentType.STRING:
-                #         transformed_result[parameter.name] = bool(result[parameter.name])
+                    if isinstance(param_value, str):
-                elif parameter.type in {"string", "select"}:
+                        transformed_result[parameter.name] = param_value
-                    if isinstance(result[parameter.name], str):
-                        transformed_result[parameter.name] = result[parameter.name]
                 elif parameter.is_array_type():
-                    if isinstance(result[parameter.name], list):
+                    if isinstance(param_value, list):
                         nested_type = parameter.element_type()
                         assert nested_type is not None
                         segment_value = build_segment_with_type(segment_type=SegmentType(parameter.type), value=[])
                         transformed_result[parameter.name] = segment_value
-                        for item in result[parameter.name]:
+                        for item in param_value:
-                            if nested_type == "number":
+                            if nested_type == SegmentType.NUMBER:
-                                if isinstance(item, int | float):
+                                transformed = self._transform_number(item)
-                                    segment_value.value.append(item)
+                                if transformed is not None:
-                                elif isinstance(item, str):
+                                    segment_value.value.append(transformed)
-                                    try:
+                            elif nested_type == SegmentType.STRING:
-                                        if "." in item:
-                                            segment_value.value.append(float(item))
-                                        else:
-                                            segment_value.value.append(int(item))
-                                    except ValueError:
-                                        pass
-                            elif nested_type == "string":
                                 if isinstance(item, str):
                                     segment_value.value.append(item)
-                            elif nested_type == "object":
+                            elif nested_type == SegmentType.OBJECT:
                                 if isinstance(item, dict):
                                     segment_value.value.append(item)
+                            elif nested_type == SegmentType.BOOLEAN:
+                                if isinstance(item, bool):
+                                    segment_value.value.append(item)
 
             if parameter.name not in transformed_result:
-                if parameter.type == "number":
+                if parameter.type.is_array_type():
-                    transformed_result[parameter.name] = 0
-                elif parameter.type == "bool":
-                    transformed_result[parameter.name] = False
-                elif parameter.type in {"string", "select"}:
-                    transformed_result[parameter.name] = ""
-                elif parameter.type.startswith("array"):
                     transformed_result[parameter.name] = build_segment_with_type(
                         segment_type=SegmentType(parameter.type), value=[]
                     )
+                elif parameter.type in (SegmentType.STRING, SegmentType.SECRET):
+                    transformed_result[parameter.name] = ""
+                elif parameter.type == SegmentType.NUMBER:
+                    transformed_result[parameter.name] = 0
+                elif parameter.type == SegmentType.BOOLEAN:
+                    transformed_result[parameter.name] = False
+                else:
+                    raise AssertionError("this statement should be unreachable.")
 
         return transformed_result
 

api/core/workflow/nodes/variable_assigner/v1/node.py

@@ -2,6 +2,7 @@ from collections.abc import Callable, Mapping, Sequence
 from typing import TYPE_CHECKING, Any, Optional, TypeAlias
 
 from core.variables import SegmentType, Variable
+from core.variables.segments import BooleanSegment
 from core.workflow.constants import CONVERSATION_VARIABLE_NODE_ID
 from core.workflow.conversation_variable_updater import ConversationVariableUpdater
 from core.workflow.entities.node_entities import NodeRunResult
@@ -158,8 +159,8 @@ class VariableAssignerNode(BaseNode):
 def get_zero_value(t: SegmentType):
     # TODO(QuantumGhost): this should be a method of `SegmentType`.
     match t:
-        case SegmentType.ARRAY_OBJECT | SegmentType.ARRAY_STRING | SegmentType.ARRAY_NUMBER:
+        case SegmentType.ARRAY_OBJECT | SegmentType.ARRAY_STRING | SegmentType.ARRAY_NUMBER | SegmentType.ARRAY_BOOLEAN:
-            return variable_factory.build_segment([])
+            return variable_factory.build_segment_with_type(t, [])
         case SegmentType.OBJECT:
             return variable_factory.build_segment({})
         case SegmentType.STRING:
@@ -170,5 +171,7 @@ def get_zero_value(t: SegmentType):
             return variable_factory.build_segment(0.0)
         case SegmentType.NUMBER:
             return variable_factory.build_segment(0)
+        case SegmentType.BOOLEAN:
+            return BooleanSegment(value=False)
         case _:
             raise VariableOperatorNodeError(f"unsupported variable type: {t}")

api/core/workflow/nodes/variable_assigner/v2/constants.py

@@ -4,9 +4,11 @@ from core.variables import SegmentType
 EMPTY_VALUE_MAPPING = {
     SegmentType.STRING: "",
     SegmentType.NUMBER: 0,
+    SegmentType.BOOLEAN: False,
     SegmentType.OBJECT: {},
     SegmentType.ARRAY_ANY: [],
     SegmentType.ARRAY_STRING: [],
     SegmentType.ARRAY_NUMBER: [],
     SegmentType.ARRAY_OBJECT: [],
+    SegmentType.ARRAY_BOOLEAN: [],
 }

api/core/workflow/nodes/variable_assigner/v2/helpers.py

@@ -16,28 +16,15 @@ def is_operation_supported(*, variable_type: SegmentType, operation: Operation):
                 SegmentType.NUMBER,
                 SegmentType.INTEGER,
                 SegmentType.FLOAT,
+                SegmentType.BOOLEAN,
             }
         case Operation.ADD | Operation.SUBTRACT | Operation.MULTIPLY | Operation.DIVIDE:
             # Only number variable can be added, subtracted, multiplied or divided
             return variable_type in {SegmentType.NUMBER, SegmentType.INTEGER, SegmentType.FLOAT}
-        case Operation.APPEND | Operation.EXTEND:
+        case Operation.APPEND | Operation.EXTEND | Operation.REMOVE_FIRST | Operation.REMOVE_LAST:
             # Only array variable can be appended or extended
-            return variable_type in {
-                SegmentType.ARRAY_ANY,
-                SegmentType.ARRAY_OBJECT,
-                SegmentType.ARRAY_STRING,
-                SegmentType.ARRAY_NUMBER,
-                SegmentType.ARRAY_FILE,
-            }
-        case Operation.REMOVE_FIRST | Operation.REMOVE_LAST:
             # Only array variable can have elements removed
-            return variable_type in {
+            return variable_type.is_array_type()
-                SegmentType.ARRAY_ANY,
-                SegmentType.ARRAY_OBJECT,
-                SegmentType.ARRAY_STRING,
-                SegmentType.ARRAY_NUMBER,
-                SegmentType.ARRAY_FILE,
-            }
         case _:
             return False
 
@@ -50,7 +37,7 @@ def is_variable_input_supported(*, operation: Operation):
 
 def is_constant_input_supported(*, variable_type: SegmentType, operation: Operation):
     match variable_type:
-        case SegmentType.STRING | SegmentType.OBJECT:
+        case SegmentType.STRING | SegmentType.OBJECT | SegmentType.BOOLEAN:
             return operation in {Operation.OVER_WRITE, Operation.SET}
         case SegmentType.NUMBER | SegmentType.INTEGER | SegmentType.FLOAT:
             return operation in {
@@ -72,6 +59,9 @@ def is_input_value_valid(*, variable_type: SegmentType, operation: Operation, va
         case SegmentType.STRING:
             return isinstance(value, str)
 
+        case SegmentType.BOOLEAN:
+            return isinstance(value, bool)
+
         case SegmentType.NUMBER | SegmentType.INTEGER | SegmentType.FLOAT:
             if not isinstance(value, int | float):
                 return False
@@ -91,6 +81,8 @@ def is_input_value_valid(*, variable_type: SegmentType, operation: Operation, va
             return isinstance(value, int | float)
         case SegmentType.ARRAY_OBJECT if operation == Operation.APPEND:
             return isinstance(value, dict)
+        case SegmentType.ARRAY_BOOLEAN if operation == Operation.APPEND:
+            return isinstance(value, bool)
 
         # Array & Extend / Overwrite
         case SegmentType.ARRAY_ANY if operation in {Operation.EXTEND, Operation.OVER_WRITE}:
@@ -101,6 +93,8 @@ def is_input_value_valid(*, variable_type: SegmentType, operation: Operation, va
             return isinstance(value, list) and all(isinstance(item, int | float) for item in value)
         case SegmentType.ARRAY_OBJECT if operation in {Operation.EXTEND, Operation.OVER_WRITE}:
             return isinstance(value, list) and all(isinstance(item, dict) for item in value)
+        case SegmentType.ARRAY_BOOLEAN if operation in {Operation.EXTEND, Operation.OVER_WRITE}:
+            return isinstance(value, list) and all(isinstance(item, bool) for item in value)
 
         case _:
             return False

api/core/workflow/utils/condition/entities.py

@@ -45,5 +45,5 @@ class SubVariableCondition(BaseModel):
 class Condition(BaseModel):
     variable_selector: list[str]
     comparison_operator: SupportedComparisonOperator
-    value: str | Sequence[str] | None = None
+    value: str | Sequence[str] | bool | None = None
     sub_variable_condition: SubVariableCondition | None = None

api/core/workflow/utils/condition/processor.py

@@ -1,13 +1,27 @@
+import json
 from collections.abc import Sequence
-from typing import Any, Literal
+from typing import Any, Literal, Union
 
 from core.file import FileAttribute, file_manager
 from core.variables import ArrayFileSegment
+from core.variables.segments import ArrayBooleanSegment, BooleanSegment
 from core.workflow.entities.variable_pool import VariablePool
 
 from .entities import Condition, SubCondition, SupportedComparisonOperator
 
 
+def _convert_to_bool(value: Any) -> bool:
+    if isinstance(value, int):
+        return bool(value)
+
+    if isinstance(value, str):
+        loaded = json.loads(value)
+        if isinstance(loaded, (int, bool)):
+            return bool(loaded)
+
+    raise TypeError(f"unexpected value: type={type(value)}, value={value}")
+
+
 class ConditionProcessor:
     def process_conditions(
         self,
@@ -48,9 +62,16 @@ class ConditionProcessor:
                 )
             else:
                 actual_value = variable.value if variable else None
-                expected_value = condition.value
+                expected_value: str | Sequence[str] | bool | list[bool] | None = condition.value
                 if isinstance(expected_value, str):
                     expected_value = variable_pool.convert_template(expected_value).text
+                # Here we need to explicit convet the input string to boolean.
+                if isinstance(variable, (BooleanSegment, ArrayBooleanSegment)) and expected_value is not None:
+                    # The following two lines is for compatibility with existing workflows.
+                    if isinstance(expected_value, list):
+                        expected_value = [_convert_to_bool(i) for i in expected_value]
+                    else:
+                        expected_value = _convert_to_bool(expected_value)
                 input_conditions.append(
                     {
                         "actual_value": actual_value,
@@ -77,7 +98,7 @@ def _evaluate_condition(
     *,
     operator: SupportedComparisonOperator,
     value: Any,
-    expected: str | Sequence[str] | None,
+    expected: Union[str, Sequence[str], bool | Sequence[bool], None],
 ) -> bool:
     match operator:
         case "contains":
@@ -130,7 +151,7 @@ def _assert_contains(*, value: Any, expected: Any) -> bool:
     if not value:
         return False
 
-    if not isinstance(value, str | list):
+    if not isinstance(value, (str, list)):
         raise ValueError("Invalid actual value type: string or array")
 
     if expected not in value:
@@ -142,7 +163,7 @@ def _assert_not_contains(*, value: Any, expected: Any) -> bool:
     if not value:
         return True
 
-    if not isinstance(value, str | list):
+    if not isinstance(value, (str, list)):
         raise ValueError("Invalid actual value type: string or array")
 
     if expected in value:
@@ -178,8 +199,8 @@ def _assert_is(*, value: Any, expected: Any) -> bool:
     if value is None:
         return False
 
-    if not isinstance(value, str):
+    if not isinstance(value, (str, bool)):
-        raise ValueError("Invalid actual value type: string")
+        raise ValueError("Invalid actual value type: string or boolean")
 
     if value != expected:
         return False
@@ -190,8 +211,8 @@ def _assert_is_not(*, value: Any, expected: Any) -> bool:
     if value is None:
         return False
 
-    if not isinstance(value, str):
+    if not isinstance(value, (str, bool)):
-        raise ValueError("Invalid actual value type: string")
+        raise ValueError("Invalid actual value type: string or boolean")
 
     if value == expected:
         return False
@@ -214,10 +235,13 @@ def _assert_equal(*, value: Any, expected: Any) -> bool:
     if value is None:
         return False
 
-    if not isinstance(value, int | float):
+    if not isinstance(value, (int, float, bool)):
-        raise ValueError("Invalid actual value type: number")
+        raise ValueError("Invalid actual value type: number or boolean")
 
-    if isinstance(value, int):
+    # Handle boolean comparison
+    if isinstance(value, bool):
+        expected = bool(expected)
+    elif isinstance(value, int):
         expected = int(expected)
     else:
         expected = float(expected)
@@ -231,10 +255,13 @@ def _assert_not_equal(*, value: Any, expected: Any) -> bool:
     if value is None:
         return False
 
-    if not isinstance(value, int | float):
+    if not isinstance(value, (int, float, bool)):
-        raise ValueError("Invalid actual value type: number")
+        raise ValueError("Invalid actual value type: number or boolean")
 
-    if isinstance(value, int):
+    # Handle boolean comparison
+    if isinstance(value, bool):
+        expected = bool(expected)
+    elif isinstance(value, int):
         expected = int(expected)
     else:
         expected = float(expected)
@@ -248,7 +275,7 @@ def _assert_greater_than(*, value: Any, expected: Any) -> bool:
     if value is None:
         return False
 
-    if not isinstance(value, int | float):
+    if not isinstance(value, (int, float)):
         raise ValueError("Invalid actual value type: number")
 
     if isinstance(value, int):
@@ -265,7 +292,7 @@ def _assert_less_than(*, value: Any, expected: Any) -> bool:
     if value is None:
         return False
 
-    if not isinstance(value, int | float):
+    if not isinstance(value, (int, float)):
         raise ValueError("Invalid actual value type: number")
 
     if isinstance(value, int):
@@ -282,7 +309,7 @@ def _assert_greater_than_or_equal(*, value: Any, expected: Any) -> bool:
     if value is None:
         return False
 
-    if not isinstance(value, int | float):
+    if not isinstance(value, (int, float)):
         raise ValueError("Invalid actual value type: number")
 
     if isinstance(value, int):
@@ -299,7 +326,7 @@ def _assert_less_than_or_equal(*, value: Any, expected: Any) -> bool:
     if value is None:
         return False
 
-    if not isinstance(value, int | float):
+    if not isinstance(value, (int, float)):
         raise ValueError("Invalid actual value type: number")
 
     if isinstance(value, int):

api/factories/variable_factory.py

@@ -7,11 +7,13 @@ from core.file import File
 from core.variables.exc import VariableError
 from core.variables.segments import (
     ArrayAnySegment,
+    ArrayBooleanSegment,
     ArrayFileSegment,
     ArrayNumberSegment,
     ArrayObjectSegment,
     ArraySegment,
     ArrayStringSegment,
+    BooleanSegment,
     FileSegment,
     FloatSegment,
     IntegerSegment,
@@ -23,10 +25,12 @@ from core.variables.segments import (
 from core.variables.types import SegmentType
 from core.variables.variables import (
     ArrayAnyVariable,
+    ArrayBooleanVariable,
     ArrayFileVariable,
     ArrayNumberVariable,
     ArrayObjectVariable,
     ArrayStringVariable,
+    BooleanVariable,
     FileVariable,
     FloatVariable,
     IntegerVariable,
@@ -49,17 +53,19 @@ class TypeMismatchError(Exception):
 
 # Define the constant
 SEGMENT_TO_VARIABLE_MAP = {
-    StringSegment: StringVariable,
+    ArrayAnySegment: ArrayAnyVariable,
-    IntegerSegment: IntegerVariable,
+    ArrayBooleanSegment: ArrayBooleanVariable,
-    FloatSegment: FloatVariable,
+    ArrayFileSegment: ArrayFileVariable,
-    ObjectSegment: ObjectVariable,
-    FileSegment: FileVariable,
-    ArrayStringSegment: ArrayStringVariable,
     ArrayNumberSegment: ArrayNumberVariable,
     ArrayObjectSegment: ArrayObjectVariable,
-    ArrayFileSegment: ArrayFileVariable,
+    ArrayStringSegment: ArrayStringVariable,
-    ArrayAnySegment: ArrayAnyVariable,
+    BooleanSegment: BooleanVariable,
+    FileSegment: FileVariable,
+    FloatSegment: FloatVariable,
+    IntegerSegment: IntegerVariable,
     NoneSegment: NoneVariable,
+    ObjectSegment: ObjectVariable,
+    StringSegment: StringVariable,
 }
 
 
@@ -99,6 +105,8 @@ def _build_variable_from_mapping(*, mapping: Mapping[str, Any], selector: Sequen
             mapping = dict(mapping)
             mapping["value_type"] = SegmentType.FLOAT
             result = FloatVariable.model_validate(mapping)
+        case SegmentType.BOOLEAN:
+            result = BooleanVariable.model_validate(mapping)
         case SegmentType.NUMBER if not isinstance(value, float | int):
             raise VariableError(f"invalid number value {value}")
         case SegmentType.OBJECT if isinstance(value, dict):
@@ -109,6 +117,8 @@ def _build_variable_from_mapping(*, mapping: Mapping[str, Any], selector: Sequen
             result = ArrayNumberVariable.model_validate(mapping)
         case SegmentType.ARRAY_OBJECT if isinstance(value, list):
             result = ArrayObjectVariable.model_validate(mapping)
+        case SegmentType.ARRAY_BOOLEAN if isinstance(value, list):
+            result = ArrayBooleanVariable.model_validate(mapping)
         case _:
             raise VariableError(f"not supported value type {value_type}")
     if result.size > dify_config.MAX_VARIABLE_SIZE:
@@ -129,6 +139,8 @@ def build_segment(value: Any, /) -> Segment:
         return NoneSegment()
     if isinstance(value, str):
         return StringSegment(value=value)
+    if isinstance(value, bool):
+        return BooleanSegment(value=value)
     if isinstance(value, int):
         return IntegerSegment(value=value)
     if isinstance(value, float):
@@ -152,6 +164,8 @@ def build_segment(value: Any, /) -> Segment:
                 return ArrayStringSegment(value=value)
             case SegmentType.NUMBER | SegmentType.INTEGER | SegmentType.FLOAT:
                 return ArrayNumberSegment(value=value)
+            case SegmentType.BOOLEAN:
+                return ArrayBooleanSegment(value=value)
             case SegmentType.OBJECT:
                 return ArrayObjectSegment(value=value)
             case SegmentType.FILE:
@@ -170,6 +184,7 @@ _segment_factory: Mapping[SegmentType, type[Segment]] = {
     SegmentType.INTEGER: IntegerSegment,
     SegmentType.FLOAT: FloatSegment,
     SegmentType.FILE: FileSegment,
+    SegmentType.BOOLEAN: BooleanSegment,
     SegmentType.OBJECT: ObjectSegment,
     # Array types
     SegmentType.ARRAY_ANY: ArrayAnySegment,
@@ -177,6 +192,7 @@ _segment_factory: Mapping[SegmentType, type[Segment]] = {
     SegmentType.ARRAY_NUMBER: ArrayNumberSegment,
     SegmentType.ARRAY_OBJECT: ArrayObjectSegment,
     SegmentType.ARRAY_FILE: ArrayFileSegment,
+    SegmentType.ARRAY_BOOLEAN: ArrayBooleanSegment,
 }
 
 
@@ -225,6 +241,8 @@ def build_segment_with_type(segment_type: SegmentType, value: Any) -> Segment:
             return ArrayAnySegment(value=value)
         elif segment_type == SegmentType.ARRAY_STRING:
             return ArrayStringSegment(value=value)
+        elif segment_type == SegmentType.ARRAY_BOOLEAN:
+            return ArrayBooleanSegment(value=value)
         elif segment_type == SegmentType.ARRAY_NUMBER:
             return ArrayNumberSegment(value=value)
         elif segment_type == SegmentType.ARRAY_OBJECT:

api/lazy_load_class.py

@@ -0,0 +1,11 @@
+from tests.integration_tests.utils.parent_class import ParentClass
+
+
+class LazyLoadChildClass(ParentClass):
+    """Test lazy load child class for module import helper tests"""
+
+    def __init__(self, name):
+        super().__init__(name)
+
+    def get_name(self):
+        return self.name

api/mypy.ini

@@ -20,3 +20,6 @@ ignore_missing_imports=True
 
 [mypy-flask_restx.inputs]
 ignore_missing_imports=True
+
+[mypy-google.cloud.storage]
+ignore_missing_imports=True

api/tests/unit_tests/core/variables/test_segment_type.py

@@ -23,6 +23,7 @@ class TestSegmentTypeIsArrayType:
             SegmentType.ARRAY_NUMBER,
             SegmentType.ARRAY_OBJECT,
             SegmentType.ARRAY_FILE,
+            SegmentType.ARRAY_BOOLEAN,
         ]
         expected_non_array_types = [
             SegmentType.INTEGER,
@@ -34,6 +35,7 @@ class TestSegmentTypeIsArrayType:
             SegmentType.FILE,
             SegmentType.NONE,
             SegmentType.GROUP,
+            SegmentType.BOOLEAN,
         ]
 
         for seg_type in expected_array_types:

api/tests/unit_tests/core/variables/test_segment_type_validation.py

@@ -0,0 +1,729 @@
+"""
+Comprehensive unit tests for SegmentType.is_valid and SegmentType._validate_array methods.
+
+This module provides thorough testing of the validation logic for all SegmentType values,
+including edge cases, error conditions, and different ArrayValidation strategies.
+"""
+
+from dataclasses import dataclass
+from typing import Any
+
+import pytest
+
+from core.file.enums import FileTransferMethod, FileType
+from core.file.models import File
+from core.variables.types import ArrayValidation, SegmentType
+
+
+def create_test_file(
+    file_type: FileType = FileType.DOCUMENT,
+    transfer_method: FileTransferMethod = FileTransferMethod.LOCAL_FILE,
+    filename: str = "test.txt",
+    extension: str = ".txt",
+    mime_type: str = "text/plain",
+    size: int = 1024,
+) -> File:
+    """Factory function to create File objects for testing."""
+    return File(
+        tenant_id="test-tenant",
+        type=file_type,
+        transfer_method=transfer_method,
+        filename=filename,
+        extension=extension,
+        mime_type=mime_type,
+        size=size,
+        related_id="test-file-id" if transfer_method != FileTransferMethod.REMOTE_URL else None,
+        remote_url="https://example.com/file.txt" if transfer_method == FileTransferMethod.REMOTE_URL else None,
+        storage_key="test-storage-key",
+    )
+
+
+@dataclass
+class ValidationTestCase:
+    """Test case data structure for validation tests."""
+
+    segment_type: SegmentType
+    value: Any
+    expected: bool
+    description: str
+
+    def get_id(self):
+        return self.description
+
+
+@dataclass
+class ArrayValidationTestCase:
+    """Test case data structure for array validation tests."""
+
+    segment_type: SegmentType
+    value: Any
+    array_validation: ArrayValidation
+    expected: bool
+    description: str
+
+    def get_id(self):
+        return self.description
+
+
+# Test data construction functions
+def get_boolean_cases() -> list[ValidationTestCase]:
+    return [
+        # valid values
+        ValidationTestCase(SegmentType.BOOLEAN, True, True, "True boolean"),
+        ValidationTestCase(SegmentType.BOOLEAN, False, True, "False boolean"),
+        # Invalid values
+        ValidationTestCase(SegmentType.BOOLEAN, 1, False, "Integer 1 (not boolean)"),
+        ValidationTestCase(SegmentType.BOOLEAN, 0, False, "Integer 0 (not boolean)"),
+        ValidationTestCase(SegmentType.BOOLEAN, "true", False, "String 'true'"),
+        ValidationTestCase(SegmentType.BOOLEAN, "false", False, "String 'false'"),
+        ValidationTestCase(SegmentType.BOOLEAN, None, False, "None value"),
+        ValidationTestCase(SegmentType.BOOLEAN, [], False, "Empty list"),
+        ValidationTestCase(SegmentType.BOOLEAN, {}, False, "Empty dict"),
+    ]
+
+
+def get_number_cases() -> list[ValidationTestCase]:
+    """Get test cases for valid number values."""
+    return [
+        # valid values
+        ValidationTestCase(SegmentType.NUMBER, 42, True, "Positive integer"),
+        ValidationTestCase(SegmentType.NUMBER, -42, True, "Negative integer"),
+        ValidationTestCase(SegmentType.NUMBER, 0, True, "Zero integer"),
+        ValidationTestCase(SegmentType.NUMBER, 3.14, True, "Positive float"),
+        ValidationTestCase(SegmentType.NUMBER, -3.14, True, "Negative float"),
+        ValidationTestCase(SegmentType.NUMBER, 0.0, True, "Zero float"),
+        ValidationTestCase(SegmentType.NUMBER, float("inf"), True, "Positive infinity"),
+        ValidationTestCase(SegmentType.NUMBER, float("-inf"), True, "Negative infinity"),
+        ValidationTestCase(SegmentType.NUMBER, float("nan"), True, "float(NaN)"),
+        # invalid number values
+        ValidationTestCase(SegmentType.NUMBER, "42", False, "String number"),
+        ValidationTestCase(SegmentType.NUMBER, None, False, "None value"),
+        ValidationTestCase(SegmentType.NUMBER, [], False, "Empty list"),
+        ValidationTestCase(SegmentType.NUMBER, {}, False, "Empty dict"),
+        ValidationTestCase(SegmentType.NUMBER, "3.14", False, "String float"),
+    ]
+
+
+def get_string_cases() -> list[ValidationTestCase]:
+    """Get test cases for valid string values."""
+    return [
+        # valid values
+        ValidationTestCase(SegmentType.STRING, "", True, "Empty string"),
+        ValidationTestCase(SegmentType.STRING, "hello", True, "Simple string"),
+        ValidationTestCase(SegmentType.STRING, "🚀", True, "Unicode emoji"),
+        ValidationTestCase(SegmentType.STRING, "line1\nline2", True, "Multiline string"),
+        # invalid values
+        ValidationTestCase(SegmentType.STRING, 123, False, "Integer"),
+        ValidationTestCase(SegmentType.STRING, 3.14, False, "Float"),
+        ValidationTestCase(SegmentType.STRING, True, False, "Boolean"),
+        ValidationTestCase(SegmentType.STRING, None, False, "None value"),
+        ValidationTestCase(SegmentType.STRING, [], False, "Empty list"),
+        ValidationTestCase(SegmentType.STRING, {}, False, "Empty dict"),
+    ]
+
+
+def get_object_cases() -> list[ValidationTestCase]:
+    """Get test cases for valid object values."""
+    return [
+        # valid cases
+        ValidationTestCase(SegmentType.OBJECT, {}, True, "Empty dict"),
+        ValidationTestCase(SegmentType.OBJECT, {"key": "value"}, True, "Simple dict"),
+        ValidationTestCase(SegmentType.OBJECT, {"a": 1, "b": 2}, True, "Dict with numbers"),
+        ValidationTestCase(SegmentType.OBJECT, {"nested": {"key": "value"}}, True, "Nested dict"),
+        ValidationTestCase(SegmentType.OBJECT, {"list": [1, 2, 3]}, True, "Dict with list"),
+        ValidationTestCase(SegmentType.OBJECT, {"mixed": [1, "two", {"three": 3}]}, True, "Complex dict"),
+        # invalid cases
+        ValidationTestCase(SegmentType.OBJECT, "not a dict", False, "String"),
+        ValidationTestCase(SegmentType.OBJECT, 123, False, "Integer"),
+        ValidationTestCase(SegmentType.OBJECT, 3.14, False, "Float"),
+        ValidationTestCase(SegmentType.OBJECT, True, False, "Boolean"),
+        ValidationTestCase(SegmentType.OBJECT, None, False, "None value"),
+        ValidationTestCase(SegmentType.OBJECT, [], False, "Empty list"),
+        ValidationTestCase(SegmentType.OBJECT, [1, 2, 3], False, "List with values"),
+    ]
+
+
+def get_secret_cases() -> list[ValidationTestCase]:
+    """Get test cases for valid secret values."""
+    return [
+        # valid cases
+        ValidationTestCase(SegmentType.SECRET, "", True, "Empty secret"),
+        ValidationTestCase(SegmentType.SECRET, "secret", True, "Simple secret"),
+        ValidationTestCase(SegmentType.SECRET, "api_key_123", True, "API key format"),
+        ValidationTestCase(SegmentType.SECRET, "very_long_secret_key_with_special_chars!@#", True, "Complex secret"),
+        # invalid cases
+        ValidationTestCase(SegmentType.SECRET, 123, False, "Integer"),
+        ValidationTestCase(SegmentType.SECRET, 3.14, False, "Float"),
+        ValidationTestCase(SegmentType.SECRET, True, False, "Boolean"),
+        ValidationTestCase(SegmentType.SECRET, None, False, "None value"),
+        ValidationTestCase(SegmentType.SECRET, [], False, "Empty list"),
+        ValidationTestCase(SegmentType.SECRET, {}, False, "Empty dict"),
+    ]
+
+
+def get_file_cases() -> list[ValidationTestCase]:
+    """Get test cases for valid file values."""
+    test_file = create_test_file()
+    image_file = create_test_file(
+        file_type=FileType.IMAGE, filename="image.jpg", extension=".jpg", mime_type="image/jpeg"
+    )
+    remote_file = create_test_file(
+        transfer_method=FileTransferMethod.REMOTE_URL, filename="remote.pdf", extension=".pdf"
+    )
+
+    return [
+        # valid cases
+        ValidationTestCase(SegmentType.FILE, test_file, True, "Document file"),
+        ValidationTestCase(SegmentType.FILE, image_file, True, "Image file"),
+        ValidationTestCase(SegmentType.FILE, remote_file, True, "Remote file"),
+        # invalid cases
+        ValidationTestCase(SegmentType.FILE, "not a file", False, "String"),
+        ValidationTestCase(SegmentType.FILE, 123, False, "Integer"),
+        ValidationTestCase(SegmentType.FILE, {"filename": "test.txt"}, False, "Dict resembling file"),
+        ValidationTestCase(SegmentType.FILE, None, False, "None value"),
+        ValidationTestCase(SegmentType.FILE, [], False, "Empty list"),
+        ValidationTestCase(SegmentType.FILE, True, False, "Boolean"),
+    ]
+
+
+def get_none_cases() -> list[ValidationTestCase]:
+    """Get test cases for valid none values."""
+    return [
+        # valid cases
+        ValidationTestCase(SegmentType.NONE, None, True, "None value"),
+        # invalid cases
+        ValidationTestCase(SegmentType.NONE, "", False, "Empty string"),
+        ValidationTestCase(SegmentType.NONE, 0, False, "Zero integer"),
+        ValidationTestCase(SegmentType.NONE, 0.0, False, "Zero float"),
+        ValidationTestCase(SegmentType.NONE, False, False, "False boolean"),
+        ValidationTestCase(SegmentType.NONE, [], False, "Empty list"),
+        ValidationTestCase(SegmentType.NONE, {}, False, "Empty dict"),
+        ValidationTestCase(SegmentType.NONE, "null", False, "String 'null'"),
+    ]
+
+
+def get_array_any_validation_cases() -> list[ArrayValidationTestCase]:
+    """Get test cases for ARRAY_ANY validation."""
+    return [
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_ANY,
+            [1, "string", 3.14, {"key": "value"}, True],
+            ArrayValidation.NONE,
+            True,
+            "Mixed types with NONE validation",
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_ANY,
+            [1, "string", 3.14, {"key": "value"}, True],
+            ArrayValidation.FIRST,
+            True,
+            "Mixed types with FIRST validation",
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_ANY,
+            [1, "string", 3.14, {"key": "value"}, True],
+            ArrayValidation.ALL,
+            True,
+            "Mixed types with ALL validation",
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_ANY, [None, None, None], ArrayValidation.ALL, True, "All None values"
+        ),
+    ]
+
+
+def get_array_string_validation_none_cases() -> list[ArrayValidationTestCase]:
+    """Get test cases for ARRAY_STRING validation with NONE strategy."""
+    return [
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING,
+            ["hello", "world"],
+            ArrayValidation.NONE,
+            True,
+            "Valid strings with NONE validation",
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING,
+            [123, 456],
+            ArrayValidation.NONE,
+            True,
+            "Invalid elements with NONE validation",
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING,
+            ["valid", 123, True],
+            ArrayValidation.NONE,
+            True,
+            "Mixed types with NONE validation",
+        ),
+    ]
+
+
+def get_array_string_validation_first_cases() -> list[ArrayValidationTestCase]:
+    """Get test cases for ARRAY_STRING validation with FIRST strategy."""
+    return [
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING, ["hello", "world"], ArrayValidation.FIRST, True, "All valid strings"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING,
+            ["hello", 123, True],
+            ArrayValidation.FIRST,
+            True,
+            "First valid, others invalid",
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING,
+            [123, "hello", "world"],
+            ArrayValidation.FIRST,
+            False,
+            "First invalid, others valid",
+        ),
+        ArrayValidationTestCase(SegmentType.ARRAY_STRING, [None, "hello"], ArrayValidation.FIRST, False, "First None"),
+    ]
+
+
+def get_array_string_validation_all_cases() -> list[ArrayValidationTestCase]:
+    """Get test cases for ARRAY_STRING validation with ALL strategy."""
+    return [
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING, ["hello", "world", "test"], ArrayValidation.ALL, True, "All valid strings"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING, ["hello", 123, "world"], ArrayValidation.ALL, False, "One invalid element"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING, [123, 456, 789], ArrayValidation.ALL, False, "All invalid elements"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_STRING, ["valid", None, "also_valid"], ArrayValidation.ALL, False, "Contains None"
+        ),
+    ]
+
+
+def get_array_number_validation_cases() -> list[ArrayValidationTestCase]:
+    """Get test cases for ARRAY_NUMBER validation with different strategies."""
+    return [
+        # NONE strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_NUMBER, [1, 2.5, 3], ArrayValidation.NONE, True, "Valid numbers with NONE"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_NUMBER, ["not", "numbers"], ArrayValidation.NONE, True, "Invalid elements with NONE"
+        ),
+        # FIRST strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_NUMBER, [42, "not a number"], ArrayValidation.FIRST, True, "First valid number"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_NUMBER, ["not a number", 42], ArrayValidation.FIRST, False, "First invalid"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_NUMBER, [3.14, 2.71, 1.41], ArrayValidation.FIRST, True, "All valid floats"
+        ),
+        # ALL strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_NUMBER, [1, 2, 3, 4.5], ArrayValidation.ALL, True, "All valid numbers"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_NUMBER, [1, "invalid", 3], ArrayValidation.ALL, False, "One invalid element"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_NUMBER,
+            [float("inf"), float("-inf"), float("nan")],
+            ArrayValidation.ALL,
+            True,
+            "Special float values",
+        ),
+    ]
+
+
+def get_array_object_validation_cases() -> list[ArrayValidationTestCase]:
+    """Get test cases for ARRAY_OBJECT validation with different strategies."""
+    return [
+        # NONE strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_OBJECT, [{}, {"key": "value"}], ArrayValidation.NONE, True, "Valid objects with NONE"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_OBJECT, ["not", "objects"], ArrayValidation.NONE, True, "Invalid elements with NONE"
+        ),
+        # FIRST strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_OBJECT,
+            [{"valid": "object"}, "not an object"],
+            ArrayValidation.FIRST,
+            True,
+            "First valid object",
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_OBJECT,
+            ["not an object", {"valid": "object"}],
+            ArrayValidation.FIRST,
+            False,
+            "First invalid",
+        ),
+        # ALL strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_OBJECT,
+            [{}, {"a": 1}, {"nested": {"key": "value"}}],
+            ArrayValidation.ALL,
+            True,
+            "All valid objects",
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_OBJECT,
+            [{"valid": "object"}, "invalid", {"another": "object"}],
+            ArrayValidation.ALL,
+            False,
+            "One invalid element",
+        ),
+    ]
+
+
+def get_array_file_validation_cases() -> list[ArrayValidationTestCase]:
+    """Get test cases for ARRAY_FILE validation with different strategies."""
+    file1 = create_test_file(filename="file1.txt")
+    file2 = create_test_file(filename="file2.txt")
+
+    return [
+        # NONE strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_FILE, [file1, file2], ArrayValidation.NONE, True, "Valid files with NONE"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_FILE, ["not", "files"], ArrayValidation.NONE, True, "Invalid elements with NONE"
+        ),
+        # FIRST strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_FILE, [file1, "not a file"], ArrayValidation.FIRST, True, "First valid file"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_FILE, ["not a file", file1], ArrayValidation.FIRST, False, "First invalid"
+        ),
+        # ALL strategy
+        ArrayValidationTestCase(SegmentType.ARRAY_FILE, [file1, file2], ArrayValidation.ALL, True, "All valid files"),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_FILE, [file1, "invalid", file2], ArrayValidation.ALL, False, "One invalid element"
+        ),
+    ]
+
+
+def get_array_boolean_validation_cases() -> list[ArrayValidationTestCase]:
+    """Get test cases for ARRAY_BOOLEAN validation with different strategies."""
+    return [
+        # NONE strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_BOOLEAN, [True, False, True], ArrayValidation.NONE, True, "Valid booleans with NONE"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_BOOLEAN, [1, 0, "true"], ArrayValidation.NONE, True, "Invalid elements with NONE"
+        ),
+        # FIRST strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_BOOLEAN, [True, 1, 0], ArrayValidation.FIRST, True, "First valid boolean"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_BOOLEAN, [1, True, False], ArrayValidation.FIRST, False, "First invalid (integer 1)"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_BOOLEAN, [0, True, False], ArrayValidation.FIRST, False, "First invalid (integer 0)"
+        ),
+        # ALL strategy
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_BOOLEAN, [True, False, True, False], ArrayValidation.ALL, True, "All valid booleans"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_BOOLEAN, [True, 1, False], ArrayValidation.ALL, False, "One invalid element (integer)"
+        ),
+        ArrayValidationTestCase(
+            SegmentType.ARRAY_BOOLEAN,
+            [True, "false", False],
+            ArrayValidation.ALL,
+            False,
+            "One invalid element (string)",
+        ),
+    ]
+
+
+class TestSegmentTypeIsValid:
+    """Test suite for SegmentType.is_valid method covering all non-array types."""
+
+    @pytest.mark.parametrize("case", get_boolean_cases(), ids=lambda case: case.description)
+    def test_boolean_validation(self, case):
+        assert case.segment_type.is_valid(case.value) == case.expected
+
+    @pytest.mark.parametrize("case", get_number_cases(), ids=lambda case: case.description)
+    def test_number_validation(self, case: ValidationTestCase):
+        assert case.segment_type.is_valid(case.value) == case.expected
+
+    @pytest.mark.parametrize("case", get_string_cases(), ids=lambda case: case.description)
+    def test_string_validation(self, case):
+        assert case.segment_type.is_valid(case.value) == case.expected
+
+    @pytest.mark.parametrize("case", get_object_cases(), ids=lambda case: case.description)
+    def test_object_validation(self, case):
+        assert case.segment_type.is_valid(case.value) == case.expected
+
+    @pytest.mark.parametrize("case", get_secret_cases(), ids=lambda case: case.description)
+    def test_secret_validation(self, case):
+        assert case.segment_type.is_valid(case.value) == case.expected
+
+    @pytest.mark.parametrize("case", get_file_cases(), ids=lambda case: case.description)
+    def test_file_validation(self, case):
+        assert case.segment_type.is_valid(case.value) == case.expected
+
+    @pytest.mark.parametrize("case", get_none_cases(), ids=lambda case: case.description)
+    def test_none_validation_valid_cases(self, case):
+        assert case.segment_type.is_valid(case.value) == case.expected
+
+    def test_unsupported_segment_type_raises_assertion_error(self):
+        """Test that unsupported SegmentType values raise AssertionError."""
+        # GROUP is not handled in is_valid method
+        with pytest.raises(AssertionError, match="this statement should be unreachable"):
+            SegmentType.GROUP.is_valid("any value")
+
+
+class TestSegmentTypeArrayValidation:
+    """Test suite for SegmentType._validate_array method and array type validation."""
+
+    def test_array_validation_non_list_values(self):
+        """Test that non-list values return False for all array types."""
+        array_types = [
+            SegmentType.ARRAY_ANY,
+            SegmentType.ARRAY_STRING,
+            SegmentType.ARRAY_NUMBER,
+            SegmentType.ARRAY_OBJECT,
+            SegmentType.ARRAY_FILE,
+            SegmentType.ARRAY_BOOLEAN,
+        ]
+
+        non_list_values = [
+            "not a list",
+            123,
+            3.14,
+            True,
+            None,
+            {"key": "value"},
+            create_test_file(),
+        ]
+
+        for array_type in array_types:
+            for value in non_list_values:
+                assert array_type.is_valid(value) is False, f"{array_type} should reject {type(value).__name__}"
+
+    def test_empty_array_validation(self):
+        """Test that empty arrays are valid for all array types regardless of validation strategy."""
+        array_types = [
+            SegmentType.ARRAY_ANY,
+            SegmentType.ARRAY_STRING,
+            SegmentType.ARRAY_NUMBER,
+            SegmentType.ARRAY_OBJECT,
+            SegmentType.ARRAY_FILE,
+            SegmentType.ARRAY_BOOLEAN,
+        ]
+
+        validation_strategies = [ArrayValidation.NONE, ArrayValidation.FIRST, ArrayValidation.ALL]
+
+        for array_type in array_types:
+            for strategy in validation_strategies:
+                assert array_type.is_valid([], strategy) is True, (
+                    f"{array_type} should accept empty array with {strategy}"
+                )
+
+    @pytest.mark.parametrize("case", get_array_any_validation_cases(), ids=lambda case: case.description)
+    def test_array_any_validation(self, case):
+        """Test ARRAY_ANY validation accepts any list regardless of content."""
+        assert case.segment_type.is_valid(case.value, case.array_validation) == case.expected
+
+    @pytest.mark.parametrize("case", get_array_string_validation_none_cases(), ids=lambda case: case.description)
+    def test_array_string_validation_with_none_strategy(self, case):
+        """Test ARRAY_STRING validation with NONE strategy (no element validation)."""
+        assert case.segment_type.is_valid(case.value, case.array_validation) == case.expected
+
+    @pytest.mark.parametrize("case", get_array_string_validation_first_cases(), ids=lambda case: case.description)
+    def test_array_string_validation_with_first_strategy(self, case):
+        """Test ARRAY_STRING validation with FIRST strategy (validate first element only)."""
+        assert case.segment_type.is_valid(case.value, case.array_validation) == case.expected
+
+    @pytest.mark.parametrize("case", get_array_string_validation_all_cases(), ids=lambda case: case.description)
+    def test_array_string_validation_with_all_strategy(self, case):
+        """Test ARRAY_STRING validation with ALL strategy (validate all elements)."""
+        assert case.segment_type.is_valid(case.value, case.array_validation) == case.expected
+
+    @pytest.mark.parametrize("case", get_array_number_validation_cases(), ids=lambda case: case.description)
+    def test_array_number_validation_with_different_strategies(self, case):
+        """Test ARRAY_NUMBER validation with different validation strategies."""
+        assert case.segment_type.is_valid(case.value, case.array_validation) == case.expected
+
+    @pytest.mark.parametrize("case", get_array_object_validation_cases(), ids=lambda case: case.description)
+    def test_array_object_validation_with_different_strategies(self, case):
+        """Test ARRAY_OBJECT validation with different validation strategies."""
+        assert case.segment_type.is_valid(case.value, case.array_validation) == case.expected
+
+    @pytest.mark.parametrize("case", get_array_file_validation_cases(), ids=lambda case: case.description)
+    def test_array_file_validation_with_different_strategies(self, case):
+        """Test ARRAY_FILE validation with different validation strategies."""
+        assert case.segment_type.is_valid(case.value, case.array_validation) == case.expected
+
+    @pytest.mark.parametrize("case", get_array_boolean_validation_cases(), ids=lambda case: case.description)
+    def test_array_boolean_validation_with_different_strategies(self, case):
+        """Test ARRAY_BOOLEAN validation with different validation strategies."""
+        assert case.segment_type.is_valid(case.value, case.array_validation) == case.expected
+
+    def test_default_array_validation_strategy(self):
+        """Test that default array validation strategy is FIRST."""
+        # When no array_validation parameter is provided, it should default to FIRST
+        assert SegmentType.ARRAY_STRING.is_valid(["valid", 123]) is False  # First element valid
+        assert SegmentType.ARRAY_STRING.is_valid([123, "valid"]) is False  # First element invalid
+
+        assert SegmentType.ARRAY_NUMBER.is_valid([42, "invalid"]) is False  # First element valid
+        assert SegmentType.ARRAY_NUMBER.is_valid(["invalid", 42]) is False  # First element invalid
+
+    def test_array_validation_edge_cases(self):
+        """Test edge cases for array validation."""
+        # Test with nested arrays (should be invalid for specific array types)
+        nested_array = [["nested", "array"], ["another", "nested"]]
+
+        assert SegmentType.ARRAY_STRING.is_valid(nested_array, ArrayValidation.FIRST) is False
+        assert SegmentType.ARRAY_STRING.is_valid(nested_array, ArrayValidation.ALL) is False
+        assert SegmentType.ARRAY_ANY.is_valid(nested_array, ArrayValidation.ALL) is True
+
+        # Test with very large arrays (performance consideration)
+        large_valid_array = ["string"] * 1000
+        large_mixed_array = ["string"] * 999 + [123]  # Last element invalid
+
+        assert SegmentType.ARRAY_STRING.is_valid(large_valid_array, ArrayValidation.ALL) is True
+        assert SegmentType.ARRAY_STRING.is_valid(large_mixed_array, ArrayValidation.ALL) is False
+        assert SegmentType.ARRAY_STRING.is_valid(large_mixed_array, ArrayValidation.FIRST) is True
+
+
+class TestSegmentTypeValidationIntegration:
+    """Integration tests for SegmentType validation covering interactions between methods."""
+
+    def test_non_array_types_ignore_array_validation_parameter(self):
+        """Test that non-array types ignore the array_validation parameter."""
+        non_array_types = [
+            SegmentType.STRING,
+            SegmentType.NUMBER,
+            SegmentType.BOOLEAN,
+            SegmentType.OBJECT,
+            SegmentType.SECRET,
+            SegmentType.FILE,
+            SegmentType.NONE,
+        ]
+
+        for segment_type in non_array_types:
+            # Create appropriate valid value for each type
+            valid_value: Any
+            if segment_type == SegmentType.STRING:
+                valid_value = "test"
+            elif segment_type == SegmentType.NUMBER:
+                valid_value = 42
+            elif segment_type == SegmentType.BOOLEAN:
+                valid_value = True
+            elif segment_type == SegmentType.OBJECT:
+                valid_value = {"key": "value"}
+            elif segment_type == SegmentType.SECRET:
+                valid_value = "secret"
+            elif segment_type == SegmentType.FILE:
+                valid_value = create_test_file()
+            elif segment_type == SegmentType.NONE:
+                valid_value = None
+            else:
+                continue  # Skip unsupported types
+
+            # All array validation strategies should give the same result
+            result_none = segment_type.is_valid(valid_value, ArrayValidation.NONE)
+            result_first = segment_type.is_valid(valid_value, ArrayValidation.FIRST)
+            result_all = segment_type.is_valid(valid_value, ArrayValidation.ALL)
+
+            assert result_none == result_first == result_all == True, (
+                f"{segment_type} should ignore array_validation parameter"
+            )
+
+    def test_comprehensive_type_coverage(self):
+        """Test that all SegmentType enum values are covered in validation tests."""
+        all_segment_types = set(SegmentType)
+
+        # Types that should be handled by is_valid method
+        handled_types = {
+            # Non-array types
+            SegmentType.STRING,
+            SegmentType.NUMBER,
+            SegmentType.BOOLEAN,
+            SegmentType.OBJECT,
+            SegmentType.SECRET,
+            SegmentType.FILE,
+            SegmentType.NONE,
+            # Array types
+            SegmentType.ARRAY_ANY,
+            SegmentType.ARRAY_STRING,
+            SegmentType.ARRAY_NUMBER,
+            SegmentType.ARRAY_OBJECT,
+            SegmentType.ARRAY_FILE,
+            SegmentType.ARRAY_BOOLEAN,
+        }
+
+        # Types that are not handled by is_valid (should raise AssertionError)
+        unhandled_types = {
+            SegmentType.GROUP,
+            SegmentType.INTEGER,  # Handled by NUMBER validation logic
+            SegmentType.FLOAT,  # Handled by NUMBER validation logic
+        }
+
+        # Verify all types are accounted for
+        assert handled_types | unhandled_types == all_segment_types, "All SegmentType values should be categorized"
+
+        # Test that handled types work correctly
+        for segment_type in handled_types:
+            if segment_type.is_array_type():
+                # Test with empty array (should always be valid)
+                assert segment_type.is_valid([]) is True, f"{segment_type} should accept empty array"
+            else:
+                # Test with appropriate valid value
+                if segment_type == SegmentType.STRING:
+                    assert segment_type.is_valid("test") is True
+                elif segment_type == SegmentType.NUMBER:
+                    assert segment_type.is_valid(42) is True
+                elif segment_type == SegmentType.BOOLEAN:
+                    assert segment_type.is_valid(True) is True
+                elif segment_type == SegmentType.OBJECT:
+                    assert segment_type.is_valid({}) is True
+                elif segment_type == SegmentType.SECRET:
+                    assert segment_type.is_valid("secret") is True
+                elif segment_type == SegmentType.FILE:
+                    assert segment_type.is_valid(create_test_file()) is True
+                elif segment_type == SegmentType.NONE:
+                    assert segment_type.is_valid(None) is True
+
+    def test_boolean_vs_integer_type_distinction(self):
+        """Test the important distinction between boolean and integer types in validation."""
+        # This tests the comment in the code about bool being a subclass of int
+
+        # Boolean type should only accept actual booleans, not integers
+        assert SegmentType.BOOLEAN.is_valid(True) is True
+        assert SegmentType.BOOLEAN.is_valid(False) is True
+        assert SegmentType.BOOLEAN.is_valid(1) is False  # Integer 1, not boolean
+        assert SegmentType.BOOLEAN.is_valid(0) is False  # Integer 0, not boolean
+
+        # Number type should accept both integers and floats, including booleans (since bool is subclass of int)
+        assert SegmentType.NUMBER.is_valid(42) is True
+        assert SegmentType.NUMBER.is_valid(3.14) is True
+        assert SegmentType.NUMBER.is_valid(True) is True  # bool is subclass of int
+        assert SegmentType.NUMBER.is_valid(False) is True  # bool is subclass of int
+
+    def test_array_validation_recursive_behavior(self):
+        """Test that array validation correctly handles recursive validation calls."""
+        # When validating array elements, _validate_array calls is_valid recursively
+        # with ArrayValidation.NONE to avoid infinite recursion
+
+        # Test nested validation doesn't cause issues
+        nested_arrays = [["inner", "array"], ["another", "inner"]]
+
+        # ARRAY_ANY should accept nested arrays
+        assert SegmentType.ARRAY_ANY.is_valid(nested_arrays, ArrayValidation.ALL) is True
+
+        # ARRAY_STRING should reject nested arrays (first element is not a string)
+        assert SegmentType.ARRAY_STRING.is_valid(nested_arrays, ArrayValidation.FIRST) is False
+        assert SegmentType.ARRAY_STRING.is_valid(nested_arrays, ArrayValidation.ALL) is False

api/tests/unit_tests/core/workflow/nodes/parameter_extractor/test_entities.py

@@ -0,0 +1,27 @@
+from core.variables.types import SegmentType
+from core.workflow.nodes.parameter_extractor.entities import ParameterConfig
+
+
+class TestParameterConfig:
+    def test_select_type(self):
+        data = {
+            "name": "yes_or_no",
+            "type": "select",
+            "options": ["yes", "no"],
+            "description": "a simple select made of `yes` and `no`",
+            "required": True,
+        }
+
+        pc = ParameterConfig.model_validate(data)
+        assert pc.type == SegmentType.STRING
+        assert pc.options == data["options"]
+
+    def test_validate_bool_type(self):
+        data = {
+            "name": "boolean",
+            "type": "bool",
+            "description": "a simple boolean parameter",
+            "required": True,
+        }
+        pc = ParameterConfig.model_validate(data)
+        assert pc.type == SegmentType.BOOLEAN

api/tests/unit_tests/core/workflow/nodes/parameter_extractor/test_parameter_extractor_node.py

@@ -0,0 +1,567 @@
+"""
+Test cases for ParameterExtractorNode._validate_result and _transform_result methods.
+"""
+
+from dataclasses import dataclass
+from typing import Any
+
+import pytest
+
+from core.model_runtime.entities import LLMMode
+from core.variables.types import SegmentType
+from core.workflow.nodes.llm import ModelConfig, VisionConfig
+from core.workflow.nodes.parameter_extractor.entities import ParameterConfig, ParameterExtractorNodeData
+from core.workflow.nodes.parameter_extractor.exc import (
+    InvalidNumberOfParametersError,
+    InvalidSelectValueError,
+    InvalidValueTypeError,
+    RequiredParameterMissingError,
+)
+from core.workflow.nodes.parameter_extractor.parameter_extractor_node import ParameterExtractorNode
+from factories.variable_factory import build_segment_with_type
+
+
+@dataclass
+class ValidTestCase:
+    """Test case data for valid scenarios."""
+
+    name: str
+    parameters: list[ParameterConfig]
+    result: dict[str, Any]
+
+    def get_name(self) -> str:
+        return self.name
+
+
+@dataclass
+class ErrorTestCase:
+    """Test case data for error scenarios."""
+
+    name: str
+    parameters: list[ParameterConfig]
+    result: dict[str, Any]
+    expected_exception: type[Exception]
+    expected_message: str
+
+    def get_name(self) -> str:
+        return self.name
+
+
+@dataclass
+class TransformTestCase:
+    """Test case data for transformation scenarios."""
+
+    name: str
+    parameters: list[ParameterConfig]
+    input_result: dict[str, Any]
+    expected_result: dict[str, Any]
+
+    def get_name(self) -> str:
+        return self.name
+
+
+class TestParameterExtractorNodeMethods:
+    """Test helper class that provides access to the methods under test."""
+
+    def validate_result(self, data: ParameterExtractorNodeData, result: dict[str, Any]) -> dict[str, Any]:
+        """Wrapper to call _validate_result method."""
+        node = ParameterExtractorNode.__new__(ParameterExtractorNode)
+        return node._validate_result(data=data, result=result)
+
+    def transform_result(self, data: ParameterExtractorNodeData, result: dict[str, Any]) -> dict[str, Any]:
+        """Wrapper to call _transform_result method."""
+        node = ParameterExtractorNode.__new__(ParameterExtractorNode)
+        return node._transform_result(data=data, result=result)
+
+
+class TestValidateResult:
+    """Test cases for _validate_result method."""
+
+    @staticmethod
+    def get_valid_test_cases() -> list[ValidTestCase]:
+        """Get test cases that should pass validation."""
+        return [
+            ValidTestCase(
+                name="single_string_parameter",
+                parameters=[ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True)],
+                result={"name": "John"},
+            ),
+            ValidTestCase(
+                name="single_number_parameter_int",
+                parameters=[ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True)],
+                result={"age": 25},
+            ),
+            ValidTestCase(
+                name="single_number_parameter_float",
+                parameters=[ParameterConfig(name="price", type=SegmentType.NUMBER, description="Price", required=True)],
+                result={"price": 19.99},
+            ),
+            ValidTestCase(
+                name="single_bool_parameter_true",
+                parameters=[
+                    ParameterConfig(name="active", type=SegmentType.BOOLEAN, description="Active", required=True)
+                ],
+                result={"active": True},
+            ),
+            ValidTestCase(
+                name="single_bool_parameter_true",
+                parameters=[
+                    ParameterConfig(name="active", type=SegmentType.BOOLEAN, description="Active", required=True)
+                ],
+                result={"active": True},
+            ),
+            ValidTestCase(
+                name="single_bool_parameter_false",
+                parameters=[
+                    ParameterConfig(name="active", type=SegmentType.BOOLEAN, description="Active", required=True)
+                ],
+                result={"active": False},
+            ),
+            ValidTestCase(
+                name="select_parameter_valid_option",
+                parameters=[
+                    ParameterConfig(
+                        name="status",
+                        type="select",  # pyright: ignore[reportArgumentType]
+                        description="Status",
+                        required=True,
+                        options=["active", "inactive"],
+                    )
+                ],
+                result={"status": "active"},
+            ),
+            ValidTestCase(
+                name="array_string_parameter",
+                parameters=[
+                    ParameterConfig(name="tags", type=SegmentType.ARRAY_STRING, description="Tags", required=True)
+                ],
+                result={"tags": ["tag1", "tag2", "tag3"]},
+            ),
+            ValidTestCase(
+                name="array_number_parameter",
+                parameters=[
+                    ParameterConfig(name="scores", type=SegmentType.ARRAY_NUMBER, description="Scores", required=True)
+                ],
+                result={"scores": [85, 92.5, 78]},
+            ),
+            ValidTestCase(
+                name="array_object_parameter",
+                parameters=[
+                    ParameterConfig(name="items", type=SegmentType.ARRAY_OBJECT, description="Items", required=True)
+                ],
+                result={"items": [{"name": "item1"}, {"name": "item2"}]},
+            ),
+            ValidTestCase(
+                name="multiple_parameters",
+                parameters=[
+                    ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True),
+                    ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True),
+                    ParameterConfig(name="active", type=SegmentType.BOOLEAN, description="Active", required=True),
+                ],
+                result={"name": "John", "age": 25, "active": True},
+            ),
+            ValidTestCase(
+                name="optional_parameter_present",
+                parameters=[
+                    ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True),
+                    ParameterConfig(name="nickname", type=SegmentType.STRING, description="Nickname", required=False),
+                ],
+                result={"name": "John", "nickname": "Johnny"},
+            ),
+            ValidTestCase(
+                name="empty_array_parameter",
+                parameters=[
+                    ParameterConfig(name="tags", type=SegmentType.ARRAY_STRING, description="Tags", required=True)
+                ],
+                result={"tags": []},
+            ),
+        ]
+
+    @staticmethod
+    def get_error_test_cases() -> list[ErrorTestCase]:
+        """Get test cases that should raise exceptions."""
+        return [
+            ErrorTestCase(
+                name="invalid_number_of_parameters_too_few",
+                parameters=[
+                    ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True),
+                    ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True),
+                ],
+                result={"name": "John"},
+                expected_exception=InvalidNumberOfParametersError,
+                expected_message="Invalid number of parameters",
+            ),
+            ErrorTestCase(
+                name="invalid_number_of_parameters_too_many",
+                parameters=[ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True)],
+                result={"name": "John", "age": 25},
+                expected_exception=InvalidNumberOfParametersError,
+                expected_message="Invalid number of parameters",
+            ),
+            ErrorTestCase(
+                name="invalid_string_value_none",
+                parameters=[
+                    ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True),
+                ],
+                result={"name": None},  # Parameter present but None value, will trigger type check first
+                expected_exception=InvalidValueTypeError,
+                expected_message="Invalid value for parameter name, expected segment type: string, actual_type: none",
+            ),
+            ErrorTestCase(
+                name="invalid_select_value",
+                parameters=[
+                    ParameterConfig(
+                        name="status",
+                        type="select",  # type: ignore
+                        description="Status",
+                        required=True,
+                        options=["active", "inactive"],
+                    )
+                ],
+                result={"status": "pending"},
+                expected_exception=InvalidSelectValueError,
+                expected_message="Invalid `select` value for parameter status",
+            ),
+            ErrorTestCase(
+                name="invalid_number_value_string",
+                parameters=[ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True)],
+                result={"age": "twenty-five"},
+                expected_exception=InvalidValueTypeError,
+                expected_message="Invalid value for parameter age, expected segment type: number, actual_type: string",
+            ),
+            ErrorTestCase(
+                name="invalid_bool_value_string",
+                parameters=[
+                    ParameterConfig(name="active", type=SegmentType.BOOLEAN, description="Active", required=True)
+                ],
+                result={"active": "yes"},
+                expected_exception=InvalidValueTypeError,
+                expected_message=(
+                    "Invalid value for parameter active, expected segment type: boolean, actual_type: string"
+                ),
+            ),
+            ErrorTestCase(
+                name="invalid_string_value_number",
+                parameters=[
+                    ParameterConfig(
+                        name="description", type=SegmentType.STRING, description="Description", required=True
+                    )
+                ],
+                result={"description": 123},
+                expected_exception=InvalidValueTypeError,
+                expected_message=(
+                    "Invalid value for parameter description, expected segment type: string, actual_type: integer"
+                ),
+            ),
+            ErrorTestCase(
+                name="invalid_array_value_not_list",
+                parameters=[
+                    ParameterConfig(name="tags", type=SegmentType.ARRAY_STRING, description="Tags", required=True)
+                ],
+                result={"tags": "tag1,tag2,tag3"},
+                expected_exception=InvalidValueTypeError,
+                expected_message=(
+                    "Invalid value for parameter tags, expected segment type: array[string], actual_type: string"
+                ),
+            ),
+            ErrorTestCase(
+                name="invalid_array_number_wrong_element_type",
+                parameters=[
+                    ParameterConfig(name="scores", type=SegmentType.ARRAY_NUMBER, description="Scores", required=True)
+                ],
+                result={"scores": [85, "ninety-two", 78]},
+                expected_exception=InvalidValueTypeError,
+                expected_message=(
+                    "Invalid value for parameter scores, expected segment type: array[number], actual_type: array[any]"
+                ),
+            ),
+            ErrorTestCase(
+                name="invalid_array_string_wrong_element_type",
+                parameters=[
+                    ParameterConfig(name="tags", type=SegmentType.ARRAY_STRING, description="Tags", required=True)
+                ],
+                result={"tags": ["tag1", 123, "tag3"]},
+                expected_exception=InvalidValueTypeError,
+                expected_message=(
+                    "Invalid value for parameter tags, expected segment type: array[string], actual_type: array[any]"
+                ),
+            ),
+            ErrorTestCase(
+                name="invalid_array_object_wrong_element_type",
+                parameters=[
+                    ParameterConfig(name="items", type=SegmentType.ARRAY_OBJECT, description="Items", required=True)
+                ],
+                result={"items": [{"name": "item1"}, "item2"]},
+                expected_exception=InvalidValueTypeError,
+                expected_message=(
+                    "Invalid value for parameter items, expected segment type: array[object], actual_type: array[any]"
+                ),
+            ),
+            ErrorTestCase(
+                name="required_parameter_missing",
+                parameters=[
+                    ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True),
+                    ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=False),
+                ],
+                result={"age": 25, "other": "value"},  # Missing required 'name' parameter, but has correct count
+                expected_exception=RequiredParameterMissingError,
+                expected_message="Parameter name is required",
+            ),
+        ]
+
+    @pytest.mark.parametrize("test_case", get_valid_test_cases(), ids=ValidTestCase.get_name)
+    def test_validate_result_valid_cases(self, test_case):
+        """Test _validate_result with valid inputs."""
+        helper = TestParameterExtractorNodeMethods()
+
+        node_data = ParameterExtractorNodeData(
+            title="Test Node",
+            model=ModelConfig(provider="openai", name="gpt-3.5-turbo", mode=LLMMode.CHAT, completion_params={}),
+            query=["test_query"],
+            parameters=test_case.parameters,
+            reasoning_mode="function_call",
+            vision=VisionConfig(),
+        )
+
+        result = helper.validate_result(data=node_data, result=test_case.result)
+        assert result == test_case.result, f"Failed for case: {test_case.name}"
+
+    @pytest.mark.parametrize("test_case", get_error_test_cases(), ids=ErrorTestCase.get_name)
+    def test_validate_result_error_cases(self, test_case):
+        """Test _validate_result with invalid inputs that should raise exceptions."""
+        helper = TestParameterExtractorNodeMethods()
+
+        node_data = ParameterExtractorNodeData(
+            title="Test Node",
+            model=ModelConfig(provider="openai", name="gpt-3.5-turbo", mode=LLMMode.CHAT, completion_params={}),
+            query=["test_query"],
+            parameters=test_case.parameters,
+            reasoning_mode="function_call",
+            vision=VisionConfig(),
+        )
+
+        with pytest.raises(test_case.expected_exception) as exc_info:
+            helper.validate_result(data=node_data, result=test_case.result)
+
+        assert test_case.expected_message in str(exc_info.value), f"Failed for case: {test_case.name}"
+
+
+class TestTransformResult:
+    """Test cases for _transform_result method."""
+
+    @staticmethod
+    def get_transform_test_cases() -> list[TransformTestCase]:
+        """Get test cases for result transformation."""
+        return [
+            # String parameter transformation
+            TransformTestCase(
+                name="string_parameter_present",
+                parameters=[ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True)],
+                input_result={"name": "John"},
+                expected_result={"name": "John"},
+            ),
+            TransformTestCase(
+                name="string_parameter_missing",
+                parameters=[ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True)],
+                input_result={},
+                expected_result={"name": ""},
+            ),
+            # Number parameter transformation
+            TransformTestCase(
+                name="number_parameter_int_present",
+                parameters=[ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True)],
+                input_result={"age": 25},
+                expected_result={"age": 25},
+            ),
+            TransformTestCase(
+                name="number_parameter_float_present",
+                parameters=[ParameterConfig(name="price", type=SegmentType.NUMBER, description="Price", required=True)],
+                input_result={"price": 19.99},
+                expected_result={"price": 19.99},
+            ),
+            TransformTestCase(
+                name="number_parameter_missing",
+                parameters=[ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True)],
+                input_result={},
+                expected_result={"age": 0},
+            ),
+            # Bool parameter transformation
+            TransformTestCase(
+                name="bool_parameter_missing",
+                parameters=[
+                    ParameterConfig(name="active", type=SegmentType.BOOLEAN, description="Active", required=True)
+                ],
+                input_result={},
+                expected_result={"active": False},
+            ),
+            # Select parameter transformation
+            TransformTestCase(
+                name="select_parameter_present",
+                parameters=[
+                    ParameterConfig(
+                        name="status",
+                        type="select",  # type: ignore
+                        description="Status",
+                        required=True,
+                        options=["active", "inactive"],
+                    )
+                ],
+                input_result={"status": "active"},
+                expected_result={"status": "active"},
+            ),
+            TransformTestCase(
+                name="select_parameter_missing",
+                parameters=[
+                    ParameterConfig(
+                        name="status",
+                        type="select",  # type: ignore
+                        description="Status",
+                        required=True,
+                        options=["active", "inactive"],
+                    )
+                ],
+                input_result={},
+                expected_result={"status": ""},
+            ),
+            # Array parameter transformation - present cases
+            TransformTestCase(
+                name="array_string_parameter_present",
+                parameters=[
+                    ParameterConfig(name="tags", type=SegmentType.ARRAY_STRING, description="Tags", required=True)
+                ],
+                input_result={"tags": ["tag1", "tag2"]},
+                expected_result={
+                    "tags": build_segment_with_type(segment_type=SegmentType.ARRAY_STRING, value=["tag1", "tag2"])
+                },
+            ),
+            TransformTestCase(
+                name="array_number_parameter_present",
+                parameters=[
+                    ParameterConfig(name="scores", type=SegmentType.ARRAY_NUMBER, description="Scores", required=True)
+                ],
+                input_result={"scores": [85, 92.5]},
+                expected_result={
+                    "scores": build_segment_with_type(segment_type=SegmentType.ARRAY_NUMBER, value=[85, 92.5])
+                },
+            ),
+            TransformTestCase(
+                name="array_number_parameter_with_string_conversion",
+                parameters=[
+                    ParameterConfig(name="scores", type=SegmentType.ARRAY_NUMBER, description="Scores", required=True)
+                ],
+                input_result={"scores": [85, "92.5", "78"]},
+                expected_result={
+                    "scores": build_segment_with_type(segment_type=SegmentType.ARRAY_NUMBER, value=[85, 92.5, 78])
+                },
+            ),
+            TransformTestCase(
+                name="array_object_parameter_present",
+                parameters=[
+                    ParameterConfig(name="items", type=SegmentType.ARRAY_OBJECT, description="Items", required=True)
+                ],
+                input_result={"items": [{"name": "item1"}, {"name": "item2"}]},
+                expected_result={
+                    "items": build_segment_with_type(
+                        segment_type=SegmentType.ARRAY_OBJECT, value=[{"name": "item1"}, {"name": "item2"}]
+                    )
+                },
+            ),
+            # Array parameter transformation - missing cases
+            TransformTestCase(
+                name="array_string_parameter_missing",
+                parameters=[
+                    ParameterConfig(name="tags", type=SegmentType.ARRAY_STRING, description="Tags", required=True)
+                ],
+                input_result={},
+                expected_result={"tags": build_segment_with_type(segment_type=SegmentType.ARRAY_STRING, value=[])},
+            ),
+            TransformTestCase(
+                name="array_number_parameter_missing",
+                parameters=[
+                    ParameterConfig(name="scores", type=SegmentType.ARRAY_NUMBER, description="Scores", required=True)
+                ],
+                input_result={},
+                expected_result={"scores": build_segment_with_type(segment_type=SegmentType.ARRAY_NUMBER, value=[])},
+            ),
+            TransformTestCase(
+                name="array_object_parameter_missing",
+                parameters=[
+                    ParameterConfig(name="items", type=SegmentType.ARRAY_OBJECT, description="Items", required=True)
+                ],
+                input_result={},
+                expected_result={"items": build_segment_with_type(segment_type=SegmentType.ARRAY_OBJECT, value=[])},
+            ),
+            # Multiple parameters transformation
+            TransformTestCase(
+                name="multiple_parameters_mixed",
+                parameters=[
+                    ParameterConfig(name="name", type=SegmentType.STRING, description="Name", required=True),
+                    ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True),
+                    ParameterConfig(name="active", type=SegmentType.BOOLEAN, description="Active", required=True),
+                    ParameterConfig(name="tags", type=SegmentType.ARRAY_STRING, description="Tags", required=True),
+                ],
+                input_result={"name": "John", "age": 25},
+                expected_result={
+                    "name": "John",
+                    "age": 25,
+                    "active": False,
+                    "tags": build_segment_with_type(segment_type=SegmentType.ARRAY_STRING, value=[]),
+                },
+            ),
+            # Number parameter transformation with string conversion
+            TransformTestCase(
+                name="number_parameter_string_to_float",
+                parameters=[ParameterConfig(name="price", type=SegmentType.NUMBER, description="Price", required=True)],
+                input_result={"price": "19.99"},
+                expected_result={"price": 19.99},  # String not converted, falls back to default
+            ),
+            TransformTestCase(
+                name="number_parameter_string_to_int",
+                parameters=[ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True)],
+                input_result={"age": "25"},
+                expected_result={"age": 25},  # String not converted, falls back to default
+            ),
+            TransformTestCase(
+                name="number_parameter_invalid_string",
+                parameters=[ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True)],
+                input_result={"age": "invalid_number"},
+                expected_result={"age": 0},  # Invalid string conversion fails, falls back to default
+            ),
+            TransformTestCase(
+                name="number_parameter_non_string_non_number",
+                parameters=[ParameterConfig(name="age", type=SegmentType.NUMBER, description="Age", required=True)],
+                input_result={"age": ["not_a_number"]},  # Non-string, non-number value
+                expected_result={"age": 0},  # Falls back to default
+            ),
+            TransformTestCase(
+                name="array_number_parameter_with_invalid_string_conversion",
+                parameters=[
+                    ParameterConfig(name="scores", type=SegmentType.ARRAY_NUMBER, description="Scores", required=True)
+                ],
+                input_result={"scores": [85, "invalid", "78"]},
+                expected_result={
+                    "scores": build_segment_with_type(
+                        segment_type=SegmentType.ARRAY_NUMBER, value=[85, 78]
+                    )  # Invalid string skipped
+                },
+            ),
+        ]
+
+    @pytest.mark.parametrize("test_case", get_transform_test_cases(), ids=TransformTestCase.get_name)
+    def test_transform_result_cases(self, test_case):
+        """Test _transform_result with various inputs."""
+        helper = TestParameterExtractorNodeMethods()
+
+        node_data = ParameterExtractorNodeData(
+            title="Test Node",
+            model=ModelConfig(provider="openai", name="gpt-3.5-turbo", mode=LLMMode.CHAT, completion_params={}),
+            query=["test_query"],
+            parameters=test_case.parameters,
+            reasoning_mode="function_call",
+            vision=VisionConfig(),
+        )
+
+        result = helper.transform_result(data=node_data, result=test_case.input_result)
+        assert result == test_case.expected_result, (
+            f"Failed for case: {test_case.name}. Expected: {test_case.expected_result}, Got: {result}"
+        )

api/tests/unit_tests/core/workflow/nodes/test_if_else.py

@@ -2,6 +2,8 @@ import time
 import uuid
 from unittest.mock import MagicMock, Mock
 
+import pytest
+
 from core.app.entities.app_invoke_entities import InvokeFrom
 from core.file import File, FileTransferMethod, FileType
 from core.variables import ArrayFileSegment
@@ -272,3 +274,220 @@ def test_array_file_contains_file_name():
     assert result.status == WorkflowNodeExecutionStatus.SUCCEEDED
     assert result.outputs is not None
     assert result.outputs["result"] is True
+
+
+def _get_test_conditions() -> list:
+    conditions = [
+        # Test boolean "is" operator
+        {"comparison_operator": "is", "variable_selector": ["start", "bool_true"], "value": "true"},
+        # Test boolean "is not" operator
+        {"comparison_operator": "is not", "variable_selector": ["start", "bool_false"], "value": "true"},
+        # Test boolean "=" operator
+        {"comparison_operator": "=", "variable_selector": ["start", "bool_true"], "value": "1"},
+        # Test boolean "≠" operator
+        {"comparison_operator": "≠", "variable_selector": ["start", "bool_false"], "value": "1"},
+        # Test boolean "not null" operator
+        {"comparison_operator": "not null", "variable_selector": ["start", "bool_true"]},
+        # Test boolean array "contains" operator
+        {"comparison_operator": "contains", "variable_selector": ["start", "bool_array"], "value": "true"},
+        # Test boolean "in" operator
+        {
+            "comparison_operator": "in",
+            "variable_selector": ["start", "bool_true"],
+            "value": ["true", "false"],
+        },
+    ]
+    return [Condition.model_validate(i) for i in conditions]
+
+
+def _get_condition_test_id(c: Condition):
+    return c.comparison_operator
+
+
+@pytest.mark.parametrize("condition", _get_test_conditions(), ids=_get_condition_test_id)
+def test_execute_if_else_boolean_conditions(condition: Condition):
+    """Test IfElseNode with boolean conditions using various operators"""
+    graph_config = {"edges": [], "nodes": [{"data": {"type": "start"}, "id": "start"}]}
+
+    graph = Graph.init(graph_config=graph_config)
+
+    init_params = GraphInitParams(
+        tenant_id="1",
+        app_id="1",
+        workflow_type=WorkflowType.WORKFLOW,
+        workflow_id="1",
+        graph_config=graph_config,
+        user_id="1",
+        user_from=UserFrom.ACCOUNT,
+        invoke_from=InvokeFrom.DEBUGGER,
+        call_depth=0,
+    )
+
+    # construct variable pool with boolean values
+    pool = VariablePool(
+        system_variables=SystemVariable(files=[], user_id="aaa"),
+    )
+    pool.add(["start", "bool_true"], True)
+    pool.add(["start", "bool_false"], False)
+    pool.add(["start", "bool_array"], [True, False, True])
+    pool.add(["start", "mixed_array"], [True, "false", 1, 0])
+
+    node_data = {
+        "title": "Boolean Test",
+        "type": "if-else",
+        "logical_operator": "and",
+        "conditions": [condition.model_dump()],
+    }
+    node = IfElseNode(
+        id=str(uuid.uuid4()),
+        graph_init_params=init_params,
+        graph=graph,
+        graph_runtime_state=GraphRuntimeState(variable_pool=pool, start_at=time.perf_counter()),
+        config={"id": "if-else", "data": node_data},
+    )
+    node.init_node_data(node_data)
+
+    # Mock db.session.close()
+    db.session.close = MagicMock()
+
+    # execute node
+    result = node._run()
+
+    assert result.status == WorkflowNodeExecutionStatus.SUCCEEDED
+    assert result.outputs is not None
+    assert result.outputs["result"] is True
+
+
+def test_execute_if_else_boolean_false_conditions():
+    """Test IfElseNode with boolean conditions that should evaluate to false"""
+    graph_config = {"edges": [], "nodes": [{"data": {"type": "start"}, "id": "start"}]}
+
+    graph = Graph.init(graph_config=graph_config)
+
+    init_params = GraphInitParams(
+        tenant_id="1",
+        app_id="1",
+        workflow_type=WorkflowType.WORKFLOW,
+        workflow_id="1",
+        graph_config=graph_config,
+        user_id="1",
+        user_from=UserFrom.ACCOUNT,
+        invoke_from=InvokeFrom.DEBUGGER,
+        call_depth=0,
+    )
+
+    # construct variable pool with boolean values
+    pool = VariablePool(
+        system_variables=SystemVariable(files=[], user_id="aaa"),
+    )
+    pool.add(["start", "bool_true"], True)
+    pool.add(["start", "bool_false"], False)
+    pool.add(["start", "bool_array"], [True, False, True])
+
+    node_data = {
+        "title": "Boolean False Test",
+        "type": "if-else",
+        "logical_operator": "or",
+        "conditions": [
+            # Test boolean "is" operator (should be false)
+            {"comparison_operator": "is", "variable_selector": ["start", "bool_true"], "value": "false"},
+            # Test boolean "=" operator (should be false)
+            {"comparison_operator": "=", "variable_selector": ["start", "bool_false"], "value": "1"},
+            # Test boolean "not contains" operator (should be false)
+            {
+                "comparison_operator": "not contains",
+                "variable_selector": ["start", "bool_array"],
+                "value": "true",
+            },
+        ],
+    }
+
+    node = IfElseNode(
+        id=str(uuid.uuid4()),
+        graph_init_params=init_params,
+        graph=graph,
+        graph_runtime_state=GraphRuntimeState(variable_pool=pool, start_at=time.perf_counter()),
+        config={
+            "id": "if-else",
+            "data": node_data,
+        },
+    )
+    node.init_node_data(node_data)
+
+    # Mock db.session.close()
+    db.session.close = MagicMock()
+
+    # execute node
+    result = node._run()
+
+    assert result.status == WorkflowNodeExecutionStatus.SUCCEEDED
+    assert result.outputs is not None
+    assert result.outputs["result"] is False
+
+
+def test_execute_if_else_boolean_cases_structure():
+    """Test IfElseNode with boolean conditions using the new cases structure"""
+    graph_config = {"edges": [], "nodes": [{"data": {"type": "start"}, "id": "start"}]}
+
+    graph = Graph.init(graph_config=graph_config)
+
+    init_params = GraphInitParams(
+        tenant_id="1",
+        app_id="1",
+        workflow_type=WorkflowType.WORKFLOW,
+        workflow_id="1",
+        graph_config=graph_config,
+        user_id="1",
+        user_from=UserFrom.ACCOUNT,
+        invoke_from=InvokeFrom.DEBUGGER,
+        call_depth=0,
+    )
+
+    # construct variable pool with boolean values
+    pool = VariablePool(
+        system_variables=SystemVariable(files=[], user_id="aaa"),
+    )
+    pool.add(["start", "bool_true"], True)
+    pool.add(["start", "bool_false"], False)
+
+    node_data = {
+        "title": "Boolean Cases Test",
+        "type": "if-else",
+        "cases": [
+            {
+                "case_id": "true",
+                "logical_operator": "and",
+                "conditions": [
+                    {
+                        "comparison_operator": "is",
+                        "variable_selector": ["start", "bool_true"],
+                        "value": "true",
+                    },
+                    {
+                        "comparison_operator": "is not",
+                        "variable_selector": ["start", "bool_false"],
+                        "value": "true",
+                    },
+                ],
+            }
+        ],
+    }
+    node = IfElseNode(
+        id=str(uuid.uuid4()),
+        graph_init_params=init_params,
+        graph=graph,
+        graph_runtime_state=GraphRuntimeState(variable_pool=pool, start_at=time.perf_counter()),
+        config={"id": "if-else", "data": node_data},
+    )
+    node.init_node_data(node_data)
+
+    # Mock db.session.close()
+    db.session.close = MagicMock()
+
+    # execute node
+    result = node._run()
+
+    assert result.status == WorkflowNodeExecutionStatus.SUCCEEDED
+    assert result.outputs is not None
+    assert result.outputs["result"] is True
+    assert result.outputs["selected_case_id"] == "true"

api/tests/unit_tests/core/workflow/nodes/test_list_operator.py

@@ -11,7 +11,8 @@ from core.workflow.nodes.list_operator.entities import (
     FilterCondition,
     Limit,
     ListOperatorNodeData,
-    OrderBy,
+    Order,
+    OrderByConfig,
 )
 from core.workflow.nodes.list_operator.exc import InvalidKeyError
 from core.workflow.nodes.list_operator.node import ListOperatorNode, _get_file_extract_string_func
@@ -27,7 +28,7 @@ def list_operator_node():
                 FilterCondition(key="type", comparison_operator="in", value=[FileType.IMAGE, FileType.DOCUMENT])
             ],
         ),
-        "order_by": OrderBy(enabled=False, value="asc"),
+        "order_by": OrderByConfig(enabled=False, value=Order.ASC),
         "limit": Limit(enabled=False, size=0),
         "extract_by": ExtractConfig(enabled=False, serial="1"),
         "title": "Test Title",

api/tests/unit_tests/factories/test_variable_factory.py

@@ -24,16 +24,18 @@ from core.variables.segments import (
     ArrayNumberSegment,
     ArrayObjectSegment,
     ArrayStringSegment,
+    BooleanSegment,
     FileSegment,
     FloatSegment,
     IntegerSegment,
     NoneSegment,
     ObjectSegment,
+    Segment,
     StringSegment,
 )
 from core.variables.types import SegmentType
 from factories import variable_factory
-from factories.variable_factory import TypeMismatchError, build_segment_with_type
+from factories.variable_factory import TypeMismatchError, build_segment, build_segment_with_type
 
 
 def test_string_variable():
@@ -139,6 +141,26 @@ def test_array_number_variable():
     assert isinstance(variable.value[1], float)
 
 
+def test_build_segment_scalar_values():
+    @dataclass
+    class TestCase:
+        value: Any
+        expected: Segment
+        description: str
+
+    cases = [
+        TestCase(
+            value=True,
+            expected=BooleanSegment(value=True),
+            description="build_segment with boolean should yield BooleanSegment",
+        )
+    ]
+
+    for idx, c in enumerate(cases, 1):
+        seg = build_segment(c.value)
+        assert seg == c.expected, f"Test case {idx} failed: {c.description}"
+
+
 def test_array_object_variable():
     mapping = {
         "id": str(uuid4()),
@@ -847,15 +869,22 @@ class TestBuildSegmentValueErrors:
                 f"but got: {error_message}"
             )
 
-    def test_build_segment_boolean_type_note(self):
+    def test_build_segment_boolean_type(self):
-        """Note: Boolean values are actually handled as integers in Python, so they don't raise ValueError."""
+        """Test that Boolean values are correctly handled as boolean type, not integers."""
-        # Boolean values in Python are subclasses of int, so they get processed as integers
+        # Boolean values should now be processed as BooleanSegment, not IntegerSegment
-        # True becomes IntegerSegment(value=1) and False becomes IntegerSegment(value=0)
+        # This is because the bool check now comes before the int check in build_segment
         true_segment = variable_factory.build_segment(True)
         false_segment = variable_factory.build_segment(False)
 
-        # Verify they are processed as integers, not as errors
+        # Verify they are processed as booleans, not integers
-        assert true_segment.value == 1, "Test case 1 (boolean_true): Expected True to be processed as integer 1"
+        assert true_segment.value is True, "Test case 1 (boolean_true): Expected True to be processed as boolean True"
-        assert false_segment.value == 0, "Test case 2 (boolean_false): Expected False to be processed as integer 0"
+        assert false_segment.value is False, (
-        assert true_segment.value_type == SegmentType.INTEGER
+            "Test case 2 (boolean_false): Expected False to be processed as boolean False"
-        assert false_segment.value_type == SegmentType.INTEGER
+        )
+        assert true_segment.value_type == SegmentType.BOOLEAN
+        assert false_segment.value_type == SegmentType.BOOLEAN
+
+        # Test array of booleans
+        bool_array_segment = variable_factory.build_segment([True, False, True])
+        assert bool_array_segment.value_type == SegmentType.ARRAY_BOOLEAN
+        assert bool_array_segment.value == [True, False, True]

simple_boolean_test.py

@@ -0,0 +1,47 @@
+#!/usr/bin/env python3
+"""
+Simple test to verify boolean classes can be imported correctly.
+"""
+
+import sys
+import os
+
+# Add the api directory to the Python path
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), "api"))
+
+try:
+    # Test that we can import the boolean classes
+    from core.variables.segments import BooleanSegment, ArrayBooleanSegment
+    from core.variables.variables import BooleanVariable, ArrayBooleanVariable
+    from core.variables.types import SegmentType
+
+    print("✅ Successfully imported BooleanSegment")
+    print("✅ Successfully imported ArrayBooleanSegment")
+    print("✅ Successfully imported BooleanVariable")
+    print("✅ Successfully imported ArrayBooleanVariable")
+    print("✅ Successfully imported SegmentType")
+
+    # Test that the segment types exist
+    print(f"✅ SegmentType.BOOLEAN = {SegmentType.BOOLEAN}")
+    print(f"✅ SegmentType.ARRAY_BOOLEAN = {SegmentType.ARRAY_BOOLEAN}")
+
+    # Test creating boolean segments directly
+    bool_seg = BooleanSegment(value=True)
+    print(f"✅ Created BooleanSegment: {bool_seg}")
+    print(f"   Value type: {bool_seg.value_type}")
+    print(f"   Value: {bool_seg.value}")
+
+    array_bool_seg = ArrayBooleanSegment(value=[True, False, True])
+    print(f"✅ Created ArrayBooleanSegment: {array_bool_seg}")
+    print(f"   Value type: {array_bool_seg.value_type}")
+    print(f"   Value: {array_bool_seg.value}")
+
+    print("\n🎉 All boolean class imports and basic functionality work correctly!")
+
+except ImportError as e:
+    print(f"❌ Import error: {e}")
+except Exception as e:
+    print(f"❌ Error: {e}")
+    import traceback
+
+    traceback.print_exc()

test_boolean_conditions.py

@@ -0,0 +1,118 @@
+#!/usr/bin/env python3
+"""
+Simple test script to verify boolean condition support in IfElseNode
+"""
+
+import sys
+import os
+
+# Add the api directory to the Python path
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), "api"))
+
+from core.workflow.utils.condition.processor import (
+    ConditionProcessor,
+    _evaluate_condition,
+)
+
+
+def test_boolean_conditions():
+    """Test boolean condition evaluation"""
+    print("Testing boolean condition support...")
+
+    # Test boolean "is" operator
+    result = _evaluate_condition(value=True, operator="is", expected="true")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'is' with True value passed")
+
+    result = _evaluate_condition(value=False, operator="is", expected="false")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'is' with False value passed")
+
+    # Test boolean "is not" operator
+    result = _evaluate_condition(value=True, operator="is not", expected="false")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'is not' with True value passed")
+
+    result = _evaluate_condition(value=False, operator="is not", expected="true")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'is not' with False value passed")
+
+    # Test boolean "=" operator
+    result = _evaluate_condition(value=True, operator="=", expected="1")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean '=' with True=1 passed")
+
+    result = _evaluate_condition(value=False, operator="=", expected="0")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean '=' with False=0 passed")
+
+    # Test boolean "≠" operator
+    result = _evaluate_condition(value=True, operator="≠", expected="0")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean '≠' with True≠0 passed")
+
+    result = _evaluate_condition(value=False, operator="≠", expected="1")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean '≠' with False≠1 passed")
+
+    # Test boolean "in" operator
+    result = _evaluate_condition(value=True, operator="in", expected=["true", "false"])
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'in' with True in array passed")
+
+    result = _evaluate_condition(value=False, operator="in", expected=["true", "false"])
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'in' with False in array passed")
+
+    # Test boolean "not in" operator
+    result = _evaluate_condition(value=True, operator="not in", expected=["false", "0"])
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'not in' with True not in [false, 0] passed")
+
+    # Test boolean "null" and "not null" operators
+    result = _evaluate_condition(value=True, operator="not null", expected=None)
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'not null' with True passed")
+
+    result = _evaluate_condition(value=False, operator="not null", expected=None)
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'not null' with False passed")
+
+    print("\n🎉 All boolean condition tests passed!")
+
+
+def test_backward_compatibility():
+    """Test that existing string and number conditions still work"""
+    print("\nTesting backward compatibility...")
+
+    # Test string conditions
+    result = _evaluate_condition(value="hello", operator="is", expected="hello")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ String 'is' condition still works")
+
+    result = _evaluate_condition(value="hello", operator="contains", expected="ell")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ String 'contains' condition still works")
+
+    # Test number conditions
+    result = _evaluate_condition(value=42, operator="=", expected="42")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Number '=' condition still works")
+
+    result = _evaluate_condition(value=42, operator=">", expected="40")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Number '>' condition still works")
+
+    print("✓ Backward compatibility maintained!")
+
+
+if __name__ == "__main__":
+    try:
+        test_boolean_conditions()
+        test_backward_compatibility()
+        print(
+            "\n✅ All tests passed! Boolean support has been successfully added to IfElseNode."
+        )
+    except Exception as e:
+        print(f"\n❌ Test failed: {e}")
+        sys.exit(1)

test_boolean_contains_fix.py

@@ -0,0 +1,67 @@
+#!/usr/bin/env python3
+
+"""
+Test script to verify the boolean array comparison fix in condition processor.
+"""
+
+import sys
+import os
+
+# Add the api directory to the Python path
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), "api"))
+
+from core.workflow.utils.condition.processor import (
+    _assert_contains,
+    _assert_not_contains,
+)
+
+
+def test_boolean_array_contains():
+    """Test that boolean arrays work correctly with string comparisons."""
+
+    # Test case 1: Boolean array [True, False, True] contains "true"
+    bool_array = [True, False, True]
+
+    # Should return True because "true" converts to True and True is in the array
+    result1 = _assert_contains(value=bool_array, expected="true")
+    print(f"Test 1 - [True, False, True] contains 'true': {result1}")
+    assert result1 == True, "Expected True but got False"
+
+    # Should return True because "false" converts to False and False is in the array
+    result2 = _assert_contains(value=bool_array, expected="false")
+    print(f"Test 2 - [True, False, True] contains 'false': {result2}")
+    assert result2 == True, "Expected True but got False"
+
+    # Test case 2: Boolean array [True, True] does not contain "false"
+    bool_array2 = [True, True]
+    result3 = _assert_contains(value=bool_array2, expected="false")
+    print(f"Test 3 - [True, True] contains 'false': {result3}")
+    assert result3 == False, "Expected False but got True"
+
+    # Test case 3: Test not_contains
+    result4 = _assert_not_contains(value=bool_array2, expected="false")
+    print(f"Test 4 - [True, True] not contains 'false': {result4}")
+    assert result4 == True, "Expected True but got False"
+
+    result5 = _assert_not_contains(value=bool_array, expected="true")
+    print(f"Test 5 - [True, False, True] not contains 'true': {result5}")
+    assert result5 == False, "Expected False but got True"
+
+    # Test case 4: Test with different string representations
+    result6 = _assert_contains(
+        value=bool_array, expected="1"
+    )  # "1" should convert to True
+    print(f"Test 6 - [True, False, True] contains '1': {result6}")
+    assert result6 == True, "Expected True but got False"
+
+    result7 = _assert_contains(
+        value=bool_array, expected="0"
+    )  # "0" should convert to False
+    print(f"Test 7 - [True, False, True] contains '0': {result7}")
+    assert result7 == True, "Expected True but got False"
+
+    print("\n✅ All boolean array comparison tests passed!")
+
+
+if __name__ == "__main__":
+    test_boolean_array_contains()

test_boolean_factory.py

@@ -0,0 +1,99 @@
+#!/usr/bin/env python3
+"""
+Simple test script to verify boolean type inference in variable factory.
+"""
+
+import sys
+import os
+
+# Add the api directory to the Python path
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), "api"))
+
+try:
+    from factories.variable_factory import build_segment, segment_to_variable
+    from core.variables.segments import BooleanSegment, ArrayBooleanSegment
+    from core.variables.variables import BooleanVariable, ArrayBooleanVariable
+    from core.variables.types import SegmentType
+
+    def test_boolean_inference():
+        print("Testing boolean type inference...")
+
+        # Test single boolean values
+        true_segment = build_segment(True)
+        false_segment = build_segment(False)
+
+        print(f"True value: {true_segment}")
+        print(f"Type: {type(true_segment)}")
+        print(f"Value type: {true_segment.value_type}")
+        print(f"Is BooleanSegment: {isinstance(true_segment, BooleanSegment)}")
+
+        print(f"\nFalse value: {false_segment}")
+        print(f"Type: {type(false_segment)}")
+        print(f"Value type: {false_segment.value_type}")
+        print(f"Is BooleanSegment: {isinstance(false_segment, BooleanSegment)}")
+
+        # Test array of booleans
+        bool_array_segment = build_segment([True, False, True])
+        print(f"\nBoolean array: {bool_array_segment}")
+        print(f"Type: {type(bool_array_segment)}")
+        print(f"Value type: {bool_array_segment.value_type}")
+        print(
+            f"Is ArrayBooleanSegment: {isinstance(bool_array_segment, ArrayBooleanSegment)}"
+        )
+
+        # Test empty boolean array
+        empty_bool_array = build_segment([])
+        print(f"\nEmpty array: {empty_bool_array}")
+        print(f"Type: {type(empty_bool_array)}")
+        print(f"Value type: {empty_bool_array.value_type}")
+
+        # Test segment to variable conversion
+        bool_var = segment_to_variable(
+            segment=true_segment, selector=["test", "bool_var"], name="test_boolean"
+        )
+        print(f"\nBoolean variable: {bool_var}")
+        print(f"Type: {type(bool_var)}")
+        print(f"Is BooleanVariable: {isinstance(bool_var, BooleanVariable)}")
+
+        array_bool_var = segment_to_variable(
+            segment=bool_array_segment,
+            selector=["test", "array_bool_var"],
+            name="test_array_boolean",
+        )
+        print(f"\nArray boolean variable: {array_bool_var}")
+        print(f"Type: {type(array_bool_var)}")
+        print(
+            f"Is ArrayBooleanVariable: {isinstance(array_bool_var, ArrayBooleanVariable)}"
+        )
+
+        # Test that bool comes before int (critical ordering)
+        print(f"\nTesting bool vs int precedence:")
+        print(f"True is instance of bool: {isinstance(True, bool)}")
+        print(f"True is instance of int: {isinstance(True, int)}")
+        print(f"False is instance of bool: {isinstance(False, bool)}")
+        print(f"False is instance of int: {isinstance(False, int)}")
+
+        # Verify that boolean values are correctly inferred as boolean, not int
+        assert true_segment.value_type == SegmentType.BOOLEAN, (
+            "True should be inferred as BOOLEAN"
+        )
+        assert false_segment.value_type == SegmentType.BOOLEAN, (
+            "False should be inferred as BOOLEAN"
+        )
+        assert bool_array_segment.value_type == SegmentType.ARRAY_BOOLEAN, (
+            "Boolean array should be inferred as ARRAY_BOOLEAN"
+        )
+
+        print("\n✅ All boolean inference tests passed!")
+
+    if __name__ == "__main__":
+        test_boolean_inference()
+
+except ImportError as e:
+    print(f"Import error: {e}")
+    print("Make sure you're running this from the correct directory")
+except Exception as e:
+    print(f"Error: {e}")
+    import traceback
+
+    traceback.print_exc()

test_boolean_variable_assigner.py

@@ -0,0 +1,230 @@
+#!/usr/bin/env python3
+"""
+Test script to verify boolean support in VariableAssigner node
+"""
+
+import sys
+import os
+
+# Add the api directory to the Python path
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), "api"))
+
+from core.variables import SegmentType
+from core.workflow.nodes.variable_assigner.v2.helpers import (
+    is_operation_supported,
+    is_constant_input_supported,
+    is_input_value_valid,
+)
+from core.workflow.nodes.variable_assigner.v2.enums import Operation
+from core.workflow.nodes.variable_assigner.v2.constants import EMPTY_VALUE_MAPPING
+
+
+def test_boolean_operation_support():
+    """Test that boolean types support the correct operations"""
+    print("Testing boolean operation support...")
+
+    # Boolean should support SET, OVER_WRITE, and CLEAR
+    assert is_operation_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.SET
+    )
+    assert is_operation_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.OVER_WRITE
+    )
+    assert is_operation_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.CLEAR
+    )
+
+    # Boolean should NOT support arithmetic operations
+    assert not is_operation_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.ADD
+    )
+    assert not is_operation_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.SUBTRACT
+    )
+    assert not is_operation_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.MULTIPLY
+    )
+    assert not is_operation_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.DIVIDE
+    )
+
+    # Boolean should NOT support array operations
+    assert not is_operation_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.APPEND
+    )
+    assert not is_operation_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.EXTEND
+    )
+
+    print("✓ Boolean operation support tests passed")
+
+
+def test_array_boolean_operation_support():
+    """Test that array boolean types support the correct operations"""
+    print("Testing array boolean operation support...")
+
+    # Array boolean should support APPEND, EXTEND, SET, OVER_WRITE, CLEAR
+    assert is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.APPEND
+    )
+    assert is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.EXTEND
+    )
+    assert is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.OVER_WRITE
+    )
+    assert is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.CLEAR
+    )
+    assert is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.REMOVE_FIRST
+    )
+    assert is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.REMOVE_LAST
+    )
+
+    # Array boolean should NOT support arithmetic operations
+    assert not is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.ADD
+    )
+    assert not is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.SUBTRACT
+    )
+    assert not is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.MULTIPLY
+    )
+    assert not is_operation_supported(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.DIVIDE
+    )
+
+    print("✓ Array boolean operation support tests passed")
+
+
+def test_boolean_constant_input_support():
+    """Test that boolean types support constant input for correct operations"""
+    print("Testing boolean constant input support...")
+
+    # Boolean should support constant input for SET and OVER_WRITE
+    assert is_constant_input_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.SET
+    )
+    assert is_constant_input_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.OVER_WRITE
+    )
+
+    # Boolean should NOT support constant input for arithmetic operations
+    assert not is_constant_input_supported(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.ADD
+    )
+
+    print("✓ Boolean constant input support tests passed")
+
+
+def test_boolean_input_validation():
+    """Test that boolean input validation works correctly"""
+    print("Testing boolean input validation...")
+
+    # Boolean values should be valid for boolean type
+    assert is_input_value_valid(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.SET, value=True
+    )
+    assert is_input_value_valid(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.SET, value=False
+    )
+    assert is_input_value_valid(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.OVER_WRITE, value=True
+    )
+
+    # Non-boolean values should be invalid for boolean type
+    assert not is_input_value_valid(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.SET, value="true"
+    )
+    assert not is_input_value_valid(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.SET, value=1
+    )
+    assert not is_input_value_valid(
+        variable_type=SegmentType.BOOLEAN, operation=Operation.SET, value=0
+    )
+
+    print("✓ Boolean input validation tests passed")
+
+
+def test_array_boolean_input_validation():
+    """Test that array boolean input validation works correctly"""
+    print("Testing array boolean input validation...")
+
+    # Boolean values should be valid for array boolean append
+    assert is_input_value_valid(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.APPEND, value=True
+    )
+    assert is_input_value_valid(
+        variable_type=SegmentType.ARRAY_BOOLEAN, operation=Operation.APPEND, value=False
+    )
+
+    # Boolean arrays should be valid for extend/overwrite
+    assert is_input_value_valid(
+        variable_type=SegmentType.ARRAY_BOOLEAN,
+        operation=Operation.EXTEND,
+        value=[True, False, True],
+    )
+    assert is_input_value_valid(
+        variable_type=SegmentType.ARRAY_BOOLEAN,
+        operation=Operation.OVER_WRITE,
+        value=[False, False],
+    )
+
+    # Non-boolean values should be invalid
+    assert not is_input_value_valid(
+        variable_type=SegmentType.ARRAY_BOOLEAN,
+        operation=Operation.APPEND,
+        value="true",
+    )
+    assert not is_input_value_valid(
+        variable_type=SegmentType.ARRAY_BOOLEAN,
+        operation=Operation.EXTEND,
+        value=[True, "false"],
+    )
+
+    print("✓ Array boolean input validation tests passed")
+
+
+def test_empty_value_mapping():
+    """Test that empty value mapping includes boolean types"""
+    print("Testing empty value mapping...")
+
+    # Check that boolean types have correct empty values
+    assert SegmentType.BOOLEAN in EMPTY_VALUE_MAPPING
+    assert EMPTY_VALUE_MAPPING[SegmentType.BOOLEAN] is False
+
+    assert SegmentType.ARRAY_BOOLEAN in EMPTY_VALUE_MAPPING
+    assert EMPTY_VALUE_MAPPING[SegmentType.ARRAY_BOOLEAN] == []
+
+    print("✓ Empty value mapping tests passed")
+
+
+def main():
+    """Run all tests"""
+    print("Running VariableAssigner boolean support tests...\n")
+
+    try:
+        test_boolean_operation_support()
+        test_array_boolean_operation_support()
+        test_boolean_constant_input_support()
+        test_boolean_input_validation()
+        test_array_boolean_input_validation()
+        test_empty_value_mapping()
+
+        print(
+            "\n🎉 All tests passed! Boolean support has been successfully added to VariableAssigner."
+        )
+
+    except Exception as e:
+        print(f"\n❌ Test failed: {e}")
+        import traceback
+
+        traceback.print_exc()
+        sys.exit(1)
+
+
+if __name__ == "__main__":
+    main()

web/app/components/app/configuration/config-var/config-modal/config.ts

@@ -0,0 +1,24 @@
+export const jsonObjectWrap = {
+  type: 'object',
+  properties: {},
+  required: [],
+  additionalProperties: true,
+}
+
+export const jsonConfigPlaceHolder = JSON.stringify(
+  {
+    foo: {
+      type: 'string',
+    },
+    bar: {
+      type: 'object',
+      properties: {
+        sub: {
+          type: 'number',
+        },
+      },
+      required: [],
+      additionalProperties: true,
+    },
+  }, null, 2,
+)

web/app/components/app/configuration/config-var/config-modal/field.tsx

@@ -2,21 +2,28 @@
 import type { FC } from 'react'
 import React from 'react'
 import cn from '@/utils/classnames'
+import { useTranslation } from 'react-i18next'
 
 type Props = {
   className?: string
   title: string
+  isOptional?: boolean
   children: React.JSX.Element
 }
 
 const Field: FC<Props> = ({
   className,
   title,
+  isOptional,
   children,
 }) => {
+  const { t } = useTranslation()
   return (
     <div className={cn(className)}>
-      <div className='system-sm-semibold leading-8 text-text-secondary'>{title}</div>
+      <div className='system-sm-semibold leading-8 text-text-secondary'>
+        {title}
+        {isOptional && <span className='system-xs-regular ml-1 text-text-tertiary'>({t('appDebug.variableConfig.optional')})</span>}
+      </div>
       <div>{children}</div>
     </div>
   )

web/app/components/app/configuration/config-var/config-modal/index.tsx

@@ -1,13 +1,12 @@
 'use client'
 import type { ChangeEvent, FC } from 'react'
-import React, { useCallback, useEffect, useRef, useState } from 'react'
+import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import { useContext } from 'use-context-selector'
 import produce from 'immer'
 import ModalFoot from '../modal-foot'
 import ConfigSelect from '../config-select'
 import ConfigString from '../config-string'
-import SelectTypeItem from '../select-type-item'
 import Field from './field'
 import Input from '@/app/components/base/input'
 import Toast from '@/app/components/base/toast'
@@ -20,7 +19,13 @@ import FileUploadSetting from '@/app/components/workflow/nodes/_base/components/
 import Checkbox from '@/app/components/base/checkbox'
 import { DEFAULT_FILE_UPLOAD_SETTING } from '@/app/components/workflow/constants'
 import { DEFAULT_VALUE_MAX_LEN } from '@/config'
+import type { Item as SelectItem } from './type-select'
+import TypeSelector from './type-select'
 import { SimpleSelect } from '@/app/components/base/select'
+import CodeEditor from '@/app/components/workflow/nodes/_base/components/editor/code-editor'
+import { CodeLanguage } from '@/app/components/workflow/nodes/code/types'
+import { jsonConfigPlaceHolder, jsonObjectWrap } from './config'
+import { useStore as useAppStore } from '@/app/components/app/store'
 import Textarea from '@/app/components/base/textarea'
 import { FileUploaderInAttachmentWrapper } from '@/app/components/base/file-uploader'
 import { TransferMethod } from '@/types/app'
@@ -51,6 +56,20 @@ const ConfigModal: FC<IConfigModalProps> = ({
   const [tempPayload, setTempPayload] = useState<InputVar>(payload || getNewVarInWorkflow('') as any)
   const { type, label, variable, options, max_length } = tempPayload
   const modalRef = useRef<HTMLDivElement>(null)
+  const appDetail = useAppStore(state => state.appDetail)
+  const isBasicApp = appDetail?.mode !== 'advanced-chat' && appDetail?.mode !== 'workflow'
+  const isSupportJSON = false
+  const jsonSchemaStr = useMemo(() => {
+    const isJsonObject = type === InputVarType.jsonObject
+    if (!isJsonObject || !tempPayload.json_schema)
+      return ''
+    try {
+      return JSON.stringify(JSON.parse(tempPayload.json_schema).properties, null, 2)
+    }
+    catch (_e) {
+      return ''
+    }
+  }, [tempPayload.json_schema])
   useEffect(() => {
     // To fix the first input element auto focus, then directly close modal will raise error
     if (isShow)
@@ -82,12 +101,62 @@ const ConfigModal: FC<IConfigModalProps> = ({
     }
   }, [])
 
-  const handleTypeChange = useCallback((type: InputVarType) => {
+  const handleJSONSchemaChange = useCallback((value: string) => {
-    return () => {
+    try {
+      const v = JSON.parse(value)
+      const res = {
+        ...jsonObjectWrap,
+        properties: v,
+      }
+      handlePayloadChange('json_schema')(JSON.stringify(res, null, 2))
+    }
+    catch (_e) {
+      return null
+    }
+  }, [handlePayloadChange])
+
+  const selectOptions: SelectItem[] = [
+    {
+      name: t('appDebug.variableConfig.text-input'),
+      value: InputVarType.textInput,
+    },
+    {
+      name: t('appDebug.variableConfig.paragraph'),
+      value: InputVarType.paragraph,
+    },
+    {
+      name: t('appDebug.variableConfig.select'),
+      value: InputVarType.select,
+    },
+    {
+      name: t('appDebug.variableConfig.number'),
+      value: InputVarType.number,
+    },
+    {
+      name: t('appDebug.variableConfig.checkbox'),
+      value: InputVarType.checkbox,
+    },
+    ...(supportFile ? [
+      {
+        name: t('appDebug.variableConfig.single-file'),
+        value: InputVarType.singleFile,
+      },
+      {
+        name: t('appDebug.variableConfig.multi-files'),
+        value: InputVarType.multiFiles,
+      },
+    ] : []),
+    ...((!isBasicApp && isSupportJSON) ? [{
+      name: t('appDebug.variableConfig.json'),
+      value: InputVarType.jsonObject,
+    }] : []),
+  ]
+
+  const handleTypeChange = useCallback((item: SelectItem) => {
+    const type = item.value as InputVarType
+
     const newPayload = produce(tempPayload, (draft) => {
       draft.type = type
-        // Clear default value when switching types
-        draft.default = undefined
       if ([InputVarType.singleFile, InputVarType.multiFiles].includes(type)) {
         (Object.keys(DEFAULT_FILE_UPLOAD_SETTING)).forEach((key) => {
           if (key !== 'max_length')
@@ -100,7 +169,6 @@ const ConfigModal: FC<IConfigModalProps> = ({
         draft.max_length = DEFAULT_VALUE_MAX_LEN
     })
     setTempPayload(newPayload)
-    }
   }, [tempPayload])
 
   const handleVarKeyBlur = useCallback((e: any) => {
@@ -142,15 +210,6 @@ const ConfigModal: FC<IConfigModalProps> = ({
     if (!isVariableNameValid)
       return
 
-    // TODO: check if key already exists. should the consider the edit case
-    // if (varKeys.map(key => key?.trim()).includes(tempPayload.variable.trim())) {
-    //   Toast.notify({
-    //     type: 'error',
-    //     message: t('appDebug.varKeyError.keyAlreadyExists', { key: tempPayload.variable }),
-    //   })
-    //   return
-    // }
-
     if (!tempPayload.label) {
       Toast.notify({ type: 'error', message: t('appDebug.variableConfig.errorMsg.labelNameRequired') })
       return
@@ -204,18 +263,8 @@ const ConfigModal: FC<IConfigModalProps> = ({
     >
       <div className='mb-8' ref={modalRef} tabIndex={-1}>
         <div className='space-y-2'>
-
           <Field title={t('appDebug.variableConfig.fieldType')}>
-            <div className='grid grid-cols-3 gap-2'>
+            <TypeSelector value={type} items={selectOptions} onSelect={handleTypeChange} />
-              <SelectTypeItem type={InputVarType.textInput} selected={type === InputVarType.textInput} onClick={handleTypeChange(InputVarType.textInput)} />
-              <SelectTypeItem type={InputVarType.paragraph} selected={type === InputVarType.paragraph} onClick={handleTypeChange(InputVarType.paragraph)} />
-              <SelectTypeItem type={InputVarType.select} selected={type === InputVarType.select} onClick={handleTypeChange(InputVarType.select)} />
-              <SelectTypeItem type={InputVarType.number} selected={type === InputVarType.number} onClick={handleTypeChange(InputVarType.number)} />
-              {supportFile && <>
-                <SelectTypeItem type={InputVarType.singleFile} selected={type === InputVarType.singleFile} onClick={handleTypeChange(InputVarType.singleFile)} />
-                <SelectTypeItem type={InputVarType.multiFiles} selected={type === InputVarType.multiFiles} onClick={handleTypeChange(InputVarType.multiFiles)} />
-              </>}
-            </div>
           </Field>
 
           <Field title={t('appDebug.variableConfig.varName')}>
@@ -330,6 +379,21 @@ const ConfigModal: FC<IConfigModalProps> = ({
             </>
           )}
 
+          {type === InputVarType.jsonObject && (
+            <Field title={t('appDebug.variableConfig.jsonSchema')} isOptional>
+              <CodeEditor
+                language={CodeLanguage.json}
+                value={jsonSchemaStr}
+                onChange={handleJSONSchemaChange}
+                noWrapper
+                className='bg h-[80px] overflow-y-auto rounded-[10px] bg-components-input-bg-normal p-1'
+                placeholder={
+                  <div className='whitespace-pre'>{jsonConfigPlaceHolder}</div>
+                }
+              />
+            </Field>
+          )}
+
           <div className='!mt-5 flex h-6 items-center space-x-2'>
             <Checkbox checked={tempPayload.required} disabled={tempPayload.hide} onCheck={() => handlePayloadChange('required')(!tempPayload.required)} />
             <span className='system-sm-semibold text-text-secondary'>{t('appDebug.variableConfig.required')}</span>

web/app/components/app/configuration/config-var/config-modal/type-select.tsx

@@ -0,0 +1,97 @@
+'use client'
+import type { FC } from 'react'
+import React, { useState } from 'react'
+import { ChevronDownIcon } from '@heroicons/react/20/solid'
+import classNames from '@/utils/classnames'
+import {
+  PortalToFollowElem,
+  PortalToFollowElemContent,
+  PortalToFollowElemTrigger,
+} from '@/app/components/base/portal-to-follow-elem'
+import InputVarTypeIcon from '@/app/components/workflow/nodes/_base/components/input-var-type-icon'
+import type { InputVarType } from '@/app/components/workflow/types'
+import cn from '@/utils/classnames'
+import Badge from '@/app/components/base/badge'
+import { inputVarTypeToVarType } from '@/app/components/workflow/nodes/_base/components/variable/utils'
+
+export type Item = {
+  value: InputVarType
+  name: string
+}
+
+type Props = {
+  value: string | number
+  onSelect: (value: Item) => void
+  items: Item[]
+  popupClassName?: string
+  popupInnerClassName?: string
+  readonly?: boolean
+  hideChecked?: boolean
+}
+const TypeSelector: FC<Props> = ({
+  value,
+  onSelect,
+  items,
+  popupInnerClassName,
+  readonly,
+}) => {
+  const [open, setOpen] = useState(false)
+  const selectedItem = value ? items.find(item => item.value === value) : undefined
+
+  return (
+    <PortalToFollowElem
+      open={open}
+      onOpenChange={setOpen}
+      placement='bottom-start'
+      offset={4}
+    >
+      <PortalToFollowElemTrigger onClick={() => !readonly && setOpen(v => !v)} className='w-full'>
+        <div
+          className={classNames(`group flex h-9 items-center justify-between rounded-lg border-0 bg-components-input-bg-normal px-2 text-sm hover:bg-state-base-hover-alt ${readonly ? 'cursor-not-allowed' : 'cursor-pointer'}`)}
+          title={selectedItem?.name}
+        >
+          <div className='flex items-center'>
+            <InputVarTypeIcon type={selectedItem?.value as InputVarType} className='size-4 shrink-0 text-text-secondary' />
+          <span
+            className={`
+              ml-1.5 ${!selectedItem?.name && 'text-components-input-text-placeholder'}
+            `}
+          >
+            {selectedItem?.name}
+          </span>
+          </div>
+          <div className='flex items-center space-x-1'>
+            <Badge uppercase={false}>{inputVarTypeToVarType(selectedItem?.value as InputVarType)}</Badge>
+            <ChevronDownIcon className={cn('h-4 w-4 shrink-0 text-text-quaternary group-hover:text-text-secondary', open && 'text-text-secondary')} />
+          </div>
+        </div>
+
+      </PortalToFollowElemTrigger>
+      <PortalToFollowElemContent className='z-[61]'>
+        <div
+          className={classNames('w-[432px] rounded-md border-[0.5px] border-components-panel-border bg-components-panel-bg px-1 py-1 text-base shadow-lg focus:outline-none sm:text-sm', popupInnerClassName)}
+        >
+          {items.map((item: Item) => (
+            <div
+              key={item.value}
+              className={'flex h-9 cursor-pointer items-center justify-between rounded-lg px-2 text-text-secondary hover:bg-state-base-hover'}
+              title={item.name}
+              onClick={() => {
+                onSelect(item)
+                setOpen(false)
+              }}
+            >
+              <div className='flex items-center space-x-2'>
+                <InputVarTypeIcon type={item.value} className='size-4 shrink-0 text-text-secondary' />
+                <span title={item.name}>{item.name}</span>
+              </div>
+              <Badge uppercase={false}>{inputVarTypeToVarType(item.value)}</Badge>
+            </div>
+          ))}
+        </div>
+      </PortalToFollowElemContent>
+    </PortalToFollowElem>
+  )
+}
+
+export default TypeSelector

web/app/components/app/configuration/config-var/index.tsx

@@ -12,7 +12,7 @@ import SelectVarType from './select-var-type'
 import Tooltip from '@/app/components/base/tooltip'
 import type { PromptVariable } from '@/models/debug'
 import { DEFAULT_VALUE_MAX_LEN } from '@/config'
-import { getNewVar } from '@/utils/var'
+import { getNewVar, hasDuplicateStr } from '@/utils/var'
 import Toast from '@/app/components/base/toast'
 import Confirm from '@/app/components/base/confirm'
 import ConfigContext from '@/context/debug-configuration'
@@ -80,7 +80,28 @@ const ConfigVar: FC<IConfigVarProps> = ({ promptVariables, readonly, onPromptVar
         delete draft[currIndex].options
     })
 
+    const newList = newPromptVariables
+    let errorMsgKey = ''
+    let typeName = ''
+    if (hasDuplicateStr(newList.map(item => item.key))) {
+      errorMsgKey = 'appDebug.varKeyError.keyAlreadyExists'
+      typeName = 'appDebug.variableConfig.varName'
+    }
+    else if (hasDuplicateStr(newList.map(item => item.name as string))) {
+      errorMsgKey = 'appDebug.varKeyError.keyAlreadyExists'
+      typeName = 'appDebug.variableConfig.labelName'
+    }
+
+    if (errorMsgKey) {
+      Toast.notify({
+        type: 'error',
+        message: t(errorMsgKey, { key: t(typeName) }),
+      })
+      return false
+    }
+
     onPromptVariablesChange?.(newPromptVariables)
+    return true
   }
 
   const { setShowExternalDataToolModal } = useModalContext()
@@ -190,7 +211,7 @@ const ConfigVar: FC<IConfigVarProps> = ({ promptVariables, readonly, onPromptVar
   const handleConfig = ({ key, type, index, name, config, icon, icon_background }: ExternalDataToolParams) => {
     // setCurrKey(key)
     setCurrIndex(index)
-    if (type !== 'string' && type !== 'paragraph' && type !== 'select' && type !== 'number') {
+    if (type !== 'string' && type !== 'paragraph' && type !== 'select' && type !== 'number' && type !== 'checkbox') {
       handleOpenExternalDataToolModal({ key, type, index, name, config, icon, icon_background }, promptVariables)
       return
     }
@@ -245,7 +266,8 @@ const ConfigVar: FC<IConfigVarProps> = ({ promptVariables, readonly, onPromptVar
           isShow={isShowEditModal}
           onClose={hideEditModal}
           onConfirm={(item) => {
-            updatePromptVariableItem(item)
+            const isValid = updatePromptVariableItem(item)
+            if (!isValid) return
             hideEditModal()
           }}
           varKeys={promptVariables.map(v => v.key)}

web/app/components/app/configuration/config-var/select-var-type.tsx

@@ -65,6 +65,7 @@ const SelectVarType: FC<Props> = ({
             <SelectItem type={InputVarType.paragraph} value='paragraph' text={t('appDebug.variableConfig.paragraph')} onClick={handleChange}></SelectItem>
             <SelectItem type={InputVarType.select} value='select' text={t('appDebug.variableConfig.select')} onClick={handleChange}></SelectItem>
             <SelectItem type={InputVarType.number} value='number' text={t('appDebug.variableConfig.number')} onClick={handleChange}></SelectItem>
+            <SelectItem type={InputVarType.checkbox} value='checkbox' text={t('appDebug.variableConfig.checkbox')} onClick={handleChange}></SelectItem>
           </div>
           <div className='h-px border-t border-components-panel-border'></div>
           <div className='p-1'>

web/app/components/app/configuration/config/agent/agent-tools/setting-built-in-tool.tsx

@@ -120,6 +120,8 @@ const SettingBuiltInTool: FC<Props> = ({
       return t('tools.setBuiltInTools.number')
     if (type === 'text-input')
       return t('tools.setBuiltInTools.string')
+    if (type === 'checkbox')
+      return 'boolean'
     if (type === 'file')
       return t('tools.setBuiltInTools.file')
     return type

web/app/components/app/configuration/debug/chat-user-input.tsx

@@ -8,6 +8,7 @@ import Textarea from '@/app/components/base/textarea'
 import { DEFAULT_VALUE_MAX_LEN } from '@/config'
 import type { Inputs } from '@/models/debug'
 import cn from '@/utils/classnames'
+import BoolInput from '@/app/components/workflow/nodes/_base/components/before-run-form/bool-input'
 
 type Props = {
   inputs: Inputs
@@ -31,7 +32,7 @@ const ChatUserInput = ({
     return obj
   })()
 
-  const handleInputValueChange = (key: string, value: string) => {
+  const handleInputValueChange = (key: string, value: string | boolean) => {
     if (!(key in promptVariableObj))
       return
 
@@ -55,10 +56,12 @@ const ChatUserInput = ({
             className='mb-4 last-of-type:mb-0'
           >
             <div>
+              {type !== 'checkbox' && (
               <div className='system-sm-semibold mb-1 flex h-6 items-center gap-1 text-text-secondary'>
                 <div className='truncate'>{name || key}</div>
                 {!required && <span className='system-xs-regular text-text-tertiary'>{t('workflow.panel.optional')}</span>}
               </div>
+              )}
               <div className='grow'>
                 {type === 'string' && (
                   <Input
@@ -96,6 +99,14 @@ const ChatUserInput = ({
                     maxLength={max_length || DEFAULT_VALUE_MAX_LEN}
                   />
                 )}
+                {type === 'checkbox' && (
+                  <BoolInput
+                    name={name || key}
+                    value={!!inputs[key]}
+                    required={required}
+                    onChange={(value) => { handleInputValueChange(key, value) }}
+                  />
+                )}
               </div>
             </div>
           </div>

web/app/components/app/configuration/debug/index.tsx

@@ -34,7 +34,7 @@ import { RefreshCcw01 } from '@/app/components/base/icons/src/vender/line/arrows
 import TooltipPlus from '@/app/components/base/tooltip'
 import ActionButton, { ActionButtonState } from '@/app/components/base/action-button'
 import type { ModelConfig as BackendModelConfig, VisionFile, VisionSettings } from '@/types/app'
-import { promptVariablesToUserInputsForm } from '@/utils/model-config'
+import { formatBooleanInputs, promptVariablesToUserInputsForm } from '@/utils/model-config'
 import TextGeneration from '@/app/components/app/text-generate/item'
 import { IS_CE_EDITION } from '@/config'
 import type { Inputs } from '@/models/debug'
@@ -259,7 +259,7 @@ const Debug: FC<IDebug> = ({
     }
 
     const data: Record<string, any> = {
-      inputs,
+      inputs: formatBooleanInputs(modelConfig.configs.prompt_variables, inputs),
       model_config: postModelConfig,
     }
 

web/app/components/app/configuration/index.tsx

@@ -60,7 +60,6 @@ import {
   useModelListAndDefaultModelAndCurrentProviderAndModel,
   useTextGenerationCurrentProviderAndModelAndModelList,
 } from '@/app/components/header/account-setting/model-provider-page/hooks'
-import { fetchCollectionList } from '@/service/tools'
 import type { Collection } from '@/app/components/tools/types'
 import { useStore as useAppStore } from '@/app/components/app/store'
 import {
@@ -82,6 +81,7 @@ import { supportFunctionCall } from '@/utils/tool-call'
 import { MittProvider } from '@/context/mitt-context'
 import { fetchAndMergeValidCompletionParams } from '@/utils/completion-params'
 import Toast from '@/app/components/base/toast'
+import { fetchCollectionList } from '@/service/tools'
 import { useAppContext } from '@/context/app-context'
 
 type PublishConfig = {

web/app/components/app/configuration/prompt-value-panel/index.tsx

@@ -22,6 +22,7 @@ import type { VisionFile, VisionSettings } from '@/types/app'
 import { DEFAULT_VALUE_MAX_LEN } from '@/config'
 import { useStore as useAppStore } from '@/app/components/app/store'
 import cn from '@/utils/classnames'
+import BoolInput from '@/app/components/workflow/nodes/_base/components/before-run-form/bool-input'
 
 export type IPromptValuePanelProps = {
   appType: AppType
@@ -66,7 +67,7 @@ const PromptValuePanel: FC<IPromptValuePanelProps> = ({
     else { return !modelConfig.configs.prompt_template }
   }, [chatPromptConfig.prompt, completionPromptConfig.prompt?.text, isAdvancedMode, mode, modelConfig.configs.prompt_template, modelModeType])
 
-  const handleInputValueChange = (key: string, value: string) => {
+  const handleInputValueChange = (key: string, value: string | boolean) => {
     if (!(key in promptVariableObj))
       return
 
@@ -109,10 +110,12 @@ const PromptValuePanel: FC<IPromptValuePanelProps> = ({
                 className='mb-4 last-of-type:mb-0'
               >
                 <div>
+                  {type !== 'checkbox' && (
                     <div className='system-sm-semibold mb-1 flex h-6 items-center gap-1 text-text-secondary'>
                       <div className='truncate'>{name || key}</div>
                       {!required && <span className='system-xs-regular text-text-tertiary'>{t('workflow.panel.optional')}</span>}
                     </div>
+                  )}
                   <div className='grow'>
                     {type === 'string' && (
                       <Input
@@ -151,6 +154,14 @@ const PromptValuePanel: FC<IPromptValuePanelProps> = ({
                         maxLength={max_length || DEFAULT_VALUE_MAX_LEN}
                       />
                     )}
+                    {type === 'checkbox' && (
+                      <BoolInput
+                        name={name || key}
+                        value={!!inputs[key]}
+                        required={required}
+                        onChange={(value) => { handleInputValueChange(key, value) }}
+                      />
+                    )}
                   </div>
                 </div>
               </div>

web/app/components/base/chat/chat-with-history/chat-wrapper.tsx

@@ -23,6 +23,7 @@ import SuggestedQuestions from '@/app/components/base/chat/chat/answer/suggested
 import { Markdown } from '@/app/components/base/markdown'
 import cn from '@/utils/classnames'
 import type { FileEntity } from '../../file-uploader/types'
+import { formatBooleanInputs } from '@/utils/model-config'
 import Avatar from '../../avatar'
 
 const ChatWrapper = () => {
@@ -89,7 +90,7 @@ const ChatWrapper = () => {
 
     let hasEmptyInput = ''
     let fileIsUploading = false
-    const requiredVars = inputsForms.filter(({ required }) => required)
+    const requiredVars = inputsForms.filter(({ required, type }) => required && type !== InputVarType.checkbox)
     if (requiredVars.length) {
       requiredVars.forEach(({ variable, label, type }) => {
         if (hasEmptyInput)
@@ -131,7 +132,7 @@ const ChatWrapper = () => {
     const data: any = {
       query: message,
       files,
-      inputs: currentConversationId ? currentConversationInputs : newConversationInputs,
+      inputs: formatBooleanInputs(inputsForms, currentConversationId ? currentConversationInputs : newConversationInputs),
       conversation_id: currentConversationId,
       parent_message_id: (isRegenerate ? parentAnswer?.id : getLastAnswer(chatList)?.id) || null,
     }

web/app/components/base/chat/chat-with-history/hooks.tsx

@@ -222,6 +222,14 @@ export const useChatWithHistory = (installedAppInfo?: InstalledApp) => {
           type: 'number',
         }
       }
+
+      if(item.checkbox) {
+        return {
+          ...item.checkbox,
+          default: false,
+          type: 'checkbox',
+        }
+      }
       if (item.select) {
         const isInputInOptions = item.select.options.includes(initInputs[item.select.variable])
         return {
@@ -245,6 +253,13 @@ export const useChatWithHistory = (installedAppInfo?: InstalledApp) => {
         }
       }
 
+      if (item.json_object) {
+        return {
+          ...item.json_object,
+          type: 'json_object',
+        }
+      }
+
       let value = initInputs[item['text-input'].variable]
       if (value && item['text-input'].max_length && value.length > item['text-input'].max_length)
         value = value.slice(0, item['text-input'].max_length)
@@ -340,7 +355,7 @@ export const useChatWithHistory = (installedAppInfo?: InstalledApp) => {
 
     let hasEmptyInput = ''
     let fileIsUploading = false
-    const requiredVars = inputsForms.filter(({ required }) => required)
+    const requiredVars = inputsForms.filter(({ required, type }) => required && type !== InputVarType.checkbox)
     if (requiredVars.length) {
       requiredVars.forEach(({ variable, label, type }) => {
         if (hasEmptyInput)

web/app/components/base/chat/chat-with-history/inputs-form/content.tsx

@@ -6,6 +6,9 @@ import Textarea from '@/app/components/base/textarea'
 import { PortalSelect } from '@/app/components/base/select'
 import { FileUploaderInAttachmentWrapper } from '@/app/components/base/file-uploader'
 import { InputVarType } from '@/app/components/workflow/types'
+import BoolInput from '@/app/components/workflow/nodes/_base/components/before-run-form/bool-input'
+import CodeEditor from '@/app/components/workflow/nodes/_base/components/editor/code-editor'
+import { CodeLanguage } from '@/app/components/workflow/nodes/code/types'
 
 type Props = {
   showTip?: boolean
@@ -42,12 +45,14 @@ const InputsFormContent = ({ showTip }: Props) => {
     <div className='space-y-4'>
       {visibleInputsForms.map(form => (
         <div key={form.variable} className='space-y-1'>
+          {form.type !== InputVarType.checkbox && (
             <div className='flex h-6 items-center gap-1'>
               <div className='system-md-semibold text-text-secondary'>{form.label}</div>
               {!form.required && (
                 <div className='system-xs-regular text-text-tertiary'>{t('appDebug.variableTable.optional')}</div>
               )}
             </div>
+          )}
           {form.type === InputVarType.textInput && (
             <Input
               value={inputsFormValue?.[form.variable] || ''}
@@ -70,6 +75,14 @@ const InputsFormContent = ({ showTip }: Props) => {
               placeholder={form.label}
             />
           )}
+          {form.type === InputVarType.checkbox && (
+            <BoolInput
+              name={form.label}
+              value={!!inputsFormValue?.[form.variable]}
+              required={form.required}
+              onChange={value => handleFormChange(form.variable, value)}
+            />
+          )}
           {form.type === InputVarType.select && (
             <PortalSelect
               popupClassName='w-[200px]'
@@ -105,6 +118,18 @@ const InputsFormContent = ({ showTip }: Props) => {
               }}
             />
           )}
+          {form.type === InputVarType.jsonObject && (
+            <CodeEditor
+              language={CodeLanguage.json}
+              value={inputsFormValue?.[form.variable] || ''}
+              onChange={v => handleFormChange(form.variable, v)}
+              noWrapper
+              className='bg h-[80px] overflow-y-auto rounded-[10px] bg-components-input-bg-normal p-1'
+              placeholder={
+                <div className='whitespace-pre'>{form.json_schema}</div>
+              }
+            />
+          )}
         </div>
       ))}
       {showTip && (

web/app/components/base/chat/chat/check-input-forms-hooks.ts

@@ -12,7 +12,7 @@ export const useCheckInputsForms = () => {
   const checkInputsForm = useCallback((inputs: Record<string, any>, inputsForm: InputForm[]) => {
     let hasEmptyInput = ''
     let fileIsUploading = false
-    const requiredVars = inputsForm.filter(({ required }) => required)
+    const requiredVars = inputsForm.filter(({ required, type }) => required && type !== InputVarType.checkbox) // boolean can be not checked
 
     if (requiredVars?.length) {
       requiredVars.forEach(({ variable, label, type }) => {

web/app/components/base/chat/chat/utils.ts

@@ -31,6 +31,12 @@ export const getProcessedInputs = (inputs: Record<string, any>, inputsForm: Inpu
 
   inputsForm.forEach((item) => {
     const inputValue = inputs[item.variable]
+    // set boolean type default value
+    if(item.type === InputVarType.checkbox) {
+      processedInputs[item.variable] = !!inputValue
+      return
+    }
+
     if (!inputValue)
       return
 

web/app/components/base/chat/embedded-chatbot/chat-wrapper.tsx

@@ -90,7 +90,7 @@ const ChatWrapper = () => {
 
     let hasEmptyInput = ''
     let fileIsUploading = false
-    const requiredVars = inputsForms.filter(({ required }) => required)
+    const requiredVars = inputsForms.filter(({ required, type }) => required && type !== InputVarType.checkbox) // boolean can be not checked
     if (requiredVars.length) {
       requiredVars.forEach(({ variable, label, type }) => {
         if (hasEmptyInput)

web/app/components/base/chat/embedded-chatbot/hooks.tsx

@@ -195,6 +195,13 @@ export const useEmbeddedChatbot = () => {
           type: 'number',
         }
       }
+      if (item.checkbox) {
+        return {
+          ...item.checkbox,
+          default: false,
+          type: 'checkbox',
+        }
+      }
       if (item.select) {
         const isInputInOptions = item.select.options.includes(initInputs[item.select.variable])
         return {
@@ -218,6 +225,13 @@ export const useEmbeddedChatbot = () => {
         }
       }
 
+      if (item.json_object) {
+        return {
+          ...item.json_object,
+          type: 'json_object',
+        }
+      }
+
       let value = initInputs[item['text-input'].variable]
       if (value && item['text-input'].max_length && value.length > item['text-input'].max_length)
         value = value.slice(0, item['text-input'].max_length)
@@ -312,7 +326,7 @@ export const useEmbeddedChatbot = () => {
 
     let hasEmptyInput = ''
     let fileIsUploading = false
-    const requiredVars = inputsForms.filter(({ required }) => required)
+    const requiredVars = inputsForms.filter(({ required, type }) => required && type !== InputVarType.checkbox)
     if (requiredVars.length) {
       requiredVars.forEach(({ variable, label, type }) => {
         if (hasEmptyInput)

web/app/components/base/chat/embedded-chatbot/inputs-form/content.tsx

@@ -6,6 +6,9 @@ import Textarea from '@/app/components/base/textarea'
 import { PortalSelect } from '@/app/components/base/select'
 import { FileUploaderInAttachmentWrapper } from '@/app/components/base/file-uploader'
 import { InputVarType } from '@/app/components/workflow/types'
+import BoolInput from '@/app/components/workflow/nodes/_base/components/before-run-form/bool-input'
+import { CodeLanguage } from '@/app/components/workflow/nodes/code/types'
+import CodeEditor from '@/app/components/workflow/nodes/_base/components/editor/code-editor'
 
 type Props = {
   showTip?: boolean
@@ -42,12 +45,14 @@ const InputsFormContent = ({ showTip }: Props) => {
     <div className='space-y-4'>
       {visibleInputsForms.map(form => (
         <div key={form.variable} className='space-y-1'>
+          {form.type !== InputVarType.checkbox && (
           <div className='flex h-6 items-center gap-1'>
             <div className='system-md-semibold text-text-secondary'>{form.label}</div>
             {!form.required && (
               <div className='system-xs-regular text-text-tertiary'>{t('appDebug.variableTable.optional')}</div>
             )}
           </div>
+          )}
           {form.type === InputVarType.textInput && (
             <Input
               value={inputsFormValue?.[form.variable] || ''}
@@ -70,6 +75,14 @@ const InputsFormContent = ({ showTip }: Props) => {
               placeholder={form.label}
             />
           )}
+          {form.type === InputVarType.checkbox && (
+            <BoolInput
+              name={form.label}
+              value={inputsFormValue?.[form.variable]}
+              required={form.required}
+              onChange={value => handleFormChange(form.variable, value)}
+            />
+          )}
           {form.type === InputVarType.select && (
             <PortalSelect
               popupClassName='w-[200px]'
@@ -105,6 +118,18 @@ const InputsFormContent = ({ showTip }: Props) => {
               }}
             />
           )}
+          {form.type === InputVarType.jsonObject && (
+            <CodeEditor
+              language={CodeLanguage.json}
+              value={inputsFormValue?.[form.variable] || ''}
+              onChange={v => handleFormChange(form.variable, v)}
+              noWrapper
+              className='bg h-[80px] overflow-y-auto rounded-[10px] bg-components-input-bg-normal p-1'
+              placeholder={
+                <div className='whitespace-pre'>{form.json_schema}</div>
+              }
+            />
+          )}
         </div>
       ))}
       {showTip && (

web/app/components/base/form/types.ts

@@ -24,7 +24,7 @@ export enum FormTypeEnum {
   secretInput = 'secret-input',
   select = 'select',
   radio = 'radio',
-  boolean = 'boolean',
+  checkbox = 'checkbox',
   files = 'files',
   file = 'file',
   modelSelector = 'model-selector',

web/app/components/base/prompt-editor/plugins/current-block/current-block-replacement-block.tsx

@@ -53,7 +53,6 @@ const CurrentBlockReplacementBlock = ({
     return mergeRegister(
       editor.registerNodeTransform(CustomTextNode, textNode => decoratorTransform(textNode, getMatch, createCurrentBlockNode)),
     )
-  // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [])
 
   return null

web/app/components/base/prompt-editor/plugins/error-message-block/error-message-block-replacement-block.tsx

@@ -52,7 +52,6 @@ const ErrorMessageBlockReplacementBlock = ({
     return mergeRegister(
       editor.registerNodeTransform(CustomTextNode, textNode => decoratorTransform(textNode, getMatch, createErrorMessageBlockNode)),
     )
-  // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [])
 
   return null

web/app/components/base/prompt-editor/plugins/last-run-block/last-run-block-replacement-block.tsx

@@ -52,7 +52,6 @@ const LastRunReplacementBlock = ({
     return mergeRegister(
       editor.registerNodeTransform(CustomTextNode, textNode => decoratorTransform(textNode, getMatch, createLastRunBlockNode)),
     )
-  // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [])
 
   return null

web/app/components/plugins/plugin-detail-panel/app-selector/app-inputs-panel.tsx

@@ -77,6 +77,13 @@ const AppInputsPanel = ({
             required: false,
           }
         }
+        if(item.checkbox) {
+          return {
+            ...item.checkbox,
+            type: 'checkbox',
+            required: false,
+          }
+        }
         if (item.select) {
           return {
             ...item.select,
@@ -103,6 +110,13 @@ const AppInputsPanel = ({
           }
         }
 
+        if (item.json_object) {
+          return {
+            ...item.json_object,
+            type: 'json_object',
+          }
+        }
+
         return {
           ...item['text-input'],
           type: 'text-input',

web/app/components/plugins/plugin-detail-panel/strategy-detail.tsx

@@ -63,6 +63,8 @@ const StrategyDetail: FC<Props> = ({
       return t('tools.setBuiltInTools.number')
     if (type === 'text-input')
       return t('tools.setBuiltInTools.string')
+    if (type === 'checkbox')
+      return 'boolean'
     if (type === 'file')
       return t('tools.setBuiltInTools.file')
     if (type === 'array[tools]')

web/app/components/share/text-generation/result/index.tsx

@@ -21,6 +21,7 @@ import { TEXT_GENERATION_TIMEOUT_MS } from '@/config'
 import {
   getFilesInLogs,
 } from '@/app/components/base/file-uploader/utils'
+import { formatBooleanInputs } from '@/utils/model-config'
 
 export type IResultProps = {
   isWorkflow: boolean
@@ -124,7 +125,9 @@ const Result: FC<IResultProps> = ({
     }
 
     let hasEmptyInput = ''
-    const requiredVars = prompt_variables?.filter(({ key, name, required }) => {
+    const requiredVars = prompt_variables?.filter(({ key, name, required, type }) => {
+      if(type === 'boolean')
+        return false // boolean input is not required
       const res = (!key || !key.trim()) || (!name || !name.trim()) || (required || required === undefined || required === null)
       return res
     }) || [] // compatible with old version
@@ -158,7 +161,7 @@ const Result: FC<IResultProps> = ({
       return
 
     const data: Record<string, any> = {
-      inputs,
+      inputs: formatBooleanInputs(promptConfig?.prompt_variables, inputs),
     }
     if (visionConfig.enabled && completionFiles && completionFiles?.length > 0) {
       data.files = completionFiles.map((item) => {

web/app/components/share/text-generation/run-once/index.tsx

@@ -18,6 +18,9 @@ import { FileUploaderInAttachmentWrapper } from '@/app/components/base/file-uplo
 import { getProcessedFiles } from '@/app/components/base/file-uploader/utils'
 import useBreakpoints, { MediaType } from '@/hooks/use-breakpoints'
 import cn from '@/utils/classnames'
+import BoolInput from '@/app/components/workflow/nodes/_base/components/before-run-form/bool-input'
+import CodeEditor from '@/app/components/workflow/nodes/_base/components/editor/code-editor'
+import { CodeLanguage } from '@/app/components/workflow/nodes/code/types'
 
 export type IRunOnceProps = {
   siteInfo: SiteInfo
@@ -93,7 +96,9 @@ const RunOnce: FC<IRunOnceProps> = ({
           {(inputs === null || inputs === undefined || Object.keys(inputs).length === 0) || !isInitialized ? null
             : promptConfig.prompt_variables.map(item => (
               <div className='mt-4 w-full' key={item.key}>
+                {item.type !== 'boolean' && (
                   <label className='system-md-semibold flex h-6 items-center text-text-secondary'>{item.name}</label>
+                )}
                 <div className='mt-1'>
                   {item.type === 'select' && (
                     <Select
@@ -118,7 +123,7 @@ const RunOnce: FC<IRunOnceProps> = ({
                       className='h-[104px] sm:text-xs'
                       placeholder={`${item.name}${!item.required ? `(${t('appDebug.variableTable.optional')})` : ''}`}
                       value={inputs[item.key]}
-                      onChange={(e: ChangeEvent<HTMLInputElement>) => { handleInputsChange({ ...inputsRef.current, [item.key]: e.target.value }) }}
+                      onChange={(e: ChangeEvent<HTMLTextAreaElement>) => { handleInputsChange({ ...inputsRef.current, [item.key]: e.target.value }) }}
                     />
                   )}
                   {item.type === 'number' && (
@@ -129,6 +134,14 @@ const RunOnce: FC<IRunOnceProps> = ({
                       onChange={(e: ChangeEvent<HTMLInputElement>) => { handleInputsChange({ ...inputsRef.current, [item.key]: e.target.value }) }}
                     />
                   )}
+                  {item.type === 'boolean' && (
+                    <BoolInput
+                      name={item.name || item.key}
+                      value={!!inputs[item.key]}
+                      required={item.required}
+                      onChange={(value) => { handleInputsChange({ ...inputsRef.current, [item.key]: value }) }}
+                    />
+                  )}
                   {item.type === 'file' && (
                     <FileUploaderInAttachmentWrapper
                       value={inputs[item.key] ? [inputs[item.key]] : []}
@@ -149,6 +162,18 @@ const RunOnce: FC<IRunOnceProps> = ({
                       }}
                     />
                   )}
+                  {item.type === 'json_object' && (
+                    <CodeEditor
+                      language={CodeLanguage.json}
+                      value={inputs[item.key]}
+                      onChange={(value) => { handleInputsChange({ ...inputsRef.current, [item.key]: value }) }}
+                      noWrapper
+                      className='bg h-[80px] overflow-y-auto rounded-[10px] bg-components-input-bg-normal p-1'
+                      placeholder={
+                        <div className='whitespace-pre'>{item.json_schema}</div>
+                      }
+                    />
+                  )}
                 </div>
               </div>
             ))}

web/app/components/tools/utils/to-form-schema.ts

@@ -8,6 +8,8 @@ export const toType = (type: string) => {
       return 'text-input'
     case 'number':
       return 'number-input'
+    case 'boolean':
+      return 'checkbox'
     default:
       return type
   }

web/app/components/workflow/nodes/_base/components/before-run-form/bool-input.tsx

@@ -0,0 +1,38 @@
+'use client'
+import Checkbox from '@/app/components/base/checkbox'
+import type { FC } from 'react'
+import React, { useCallback } from 'react'
+import { useTranslation } from 'react-i18next'
+
+type Props = {
+  name: string
+  value: boolean
+  required?: boolean
+  onChange: (value: boolean) => void
+}
+
+const BoolInput: FC<Props> = ({
+  value,
+  onChange,
+  name,
+  required,
+}) => {
+  const { t } = useTranslation()
+  const handleChange = useCallback(() => {
+    onChange(!value)
+  }, [value, onChange])
+  return (
+    <div className='flex h-6 items-center gap-2'>
+      <Checkbox
+        className='!h-4 !w-4'
+        checked={!!value}
+        onCheck={handleChange}
+      />
+      <div className='system-sm-medium flex items-center gap-1 text-text-secondary'>
+        {name}
+        {!required && <span className='system-xs-regular text-text-tertiary'>{t('workflow.panel.optional')}</span>}
+      </div>
+    </div>
+  )
+}
+export default React.memo(BoolInput)

web/app/components/workflow/nodes/_base/components/before-run-form/form-item.tsx

@@ -25,6 +25,7 @@ import { BubbleX } from '@/app/components/base/icons/src/vender/line/others'
 import { FILE_EXTS } from '@/app/components/base/prompt-editor/constants'
 import cn from '@/utils/classnames'
 import type { FileEntity } from '@/app/components/base/file-uploader/types'
+import BoolInput from './bool-input'
 
 type Props = {
   payload: InputVar
@@ -92,6 +93,7 @@ const FormItem: FC<Props> = ({
     return ''
   })()
 
+  const isBooleanType = type === InputVarType.checkbox
   const isArrayLikeType = [InputVarType.contexts, InputVarType.iterator].includes(type)
   const isContext = type === InputVarType.contexts
   const isIterator = type === InputVarType.iterator
@@ -113,7 +115,7 @@ const FormItem: FC<Props> = ({
 
   return (
     <div className={cn(className)}>
-      {!isArrayLikeType && (
+      {!isArrayLikeType && !isBooleanType && (
         <div className='system-sm-semibold mb-1 flex h-6 items-center gap-1 text-text-secondary'>
           <div className='truncate'>{typeof payload.label === 'object' ? nodeKey : payload.label}</div>
           {!payload.required && <span className='system-xs-regular text-text-tertiary'>{t('workflow.panel.optional')}</span>}
@@ -166,6 +168,15 @@ const FormItem: FC<Props> = ({
           )
         }
 
+        {isBooleanType && (
+          <BoolInput
+            name={payload.label as string}
+            value={!!value}
+            required={payload.required}
+            onChange={onChange}
+          />
+        )}
+
         {
           type === InputVarType.json && (
             <CodeEditor
@@ -176,6 +187,18 @@ const FormItem: FC<Props> = ({
             />
           )
         }
+        { type === InputVarType.jsonObject && (
+          <CodeEditor
+            value={value}
+            language={CodeLanguage.json}
+            onChange={onChange}
+            noWrapper
+              className='bg h-[80px] overflow-y-auto rounded-[10px] bg-components-input-bg-normal p-1'
+              placeholder={
+                <div className='whitespace-pre'>{payload.json_schema}</div>
+              }
+          />
+        )}
         {(type === InputVarType.singleFile) && (
           <FileUploaderInAttachmentWrapper
             value={singleFileValue}

web/app/components/workflow/nodes/_base/components/before-run-form/index.tsx

@@ -32,6 +32,8 @@ export type BeforeRunFormProps = {
 } & Partial<SpecialResultPanelProps>
 
 function formatValue(value: string | any, type: InputVarType) {
+  if(type === InputVarType.checkbox)
+    return !!value
   if(value === undefined || value === null)
     return value
   if (type === InputVarType.number)
@@ -87,7 +89,7 @@ const BeforeRunForm: FC<BeforeRunFormProps> = ({
 
       form.inputs.forEach((input) => {
         const value = form.values[input.variable] as any
-        if (!errMsg && input.required && !(input.variable in existVarValuesInForm) && (value === '' || value === undefined || value === null || (input.type === InputVarType.files && value.length === 0)))
+        if (!errMsg && input.required && (input.type !== InputVarType.checkbox) && !(input.variable in existVarValuesInForm) && (value === '' || value === undefined || value === null || (input.type === InputVarType.files && value.length === 0)))
           errMsg = t('workflow.errorMsg.fieldRequired', { field: typeof input.label === 'object' ? input.label.variable : input.label })
 
         if (!errMsg && (input.type === InputVarType.singleFile || input.type === InputVarType.multiFiles) && value) {

web/app/components/workflow/nodes/_base/components/form-input-item.tsx

@@ -64,7 +64,7 @@ const FormInputItem: FC<Props> = ({
   const isSelect = type === FormTypeEnum.select || type === FormTypeEnum.dynamicSelect
   const isAppSelector = type === FormTypeEnum.appSelector
   const isModelSelector = type === FormTypeEnum.modelSelector
-  const showTypeSwitch = isNumber || isObject || isArray
+  const showTypeSwitch = isNumber || isBoolean || isObject || isArray
   const isConstant = varInput?.type === VarKindType.constant || !varInput?.type
   const showVariableSelector = isFile || varInput?.type === VarKindType.variable
 

web/app/components/workflow/nodes/_base/components/input-var-type-icon.tsx

@@ -1,7 +1,7 @@
 'use client'
 import type { FC } from 'react'
 import React from 'react'
-import { RiAlignLeft, RiCheckboxMultipleLine, RiFileCopy2Line, RiFileList2Line, RiHashtag, RiTextSnippet } from '@remixicon/react'
+import { RiAlignLeft, RiBracesLine, RiCheckboxLine, RiCheckboxMultipleLine, RiFileCopy2Line, RiFileList2Line, RiHashtag, RiTextSnippet } from '@remixicon/react'
 import { InputVarType } from '../../../types'
 
 type Props = {
@@ -15,6 +15,8 @@ const getIcon = (type: InputVarType) => {
     [InputVarType.paragraph]: RiAlignLeft,
     [InputVarType.select]: RiCheckboxMultipleLine,
     [InputVarType.number]: RiHashtag,
+    [InputVarType.checkbox]: RiCheckboxLine,
+    [InputVarType.jsonObject]: RiBracesLine,
     [InputVarType.singleFile]: RiFileList2Line,
     [InputVarType.multiFiles]: RiFileCopy2Line,
   } as any)[type] || RiTextSnippet

web/app/components/workflow/nodes/_base/components/variable/utils.ts

@@ -57,11 +57,13 @@ export const hasValidChildren = (children: any): boolean => {
   )
 }
 
-const inputVarTypeToVarType = (type: InputVarType): VarType => {
+export const inputVarTypeToVarType = (type: InputVarType): VarType => {
   return ({
     [InputVarType.number]: VarType.number,
+    [InputVarType.checkbox]: VarType.boolean,
     [InputVarType.singleFile]: VarType.file,
     [InputVarType.multiFiles]: VarType.arrayFile,
+    [InputVarType.jsonObject]: VarType.object,
   } as any)[type] || VarType.string
 }
 
@@ -228,14 +230,27 @@ const formatItem = (
         variables,
       } = data as StartNodeType
       res.vars = variables.map((v) => {
-        return {
+        const type = inputVarTypeToVarType(v.type)
+        const varRes: Var = {
           variable: v.variable,
-          type: inputVarTypeToVarType(v.type),
+          type,
           isParagraph: v.type === InputVarType.paragraph,
           isSelect: v.type === InputVarType.select,
           options: v.options,
           required: v.required,
         }
+        try {
+          if(type === VarType.object && v.json_schema) {
+            varRes.children = {
+              schema: JSON.parse(v.json_schema),
+            }
+          }
+        }
+        catch (error) {
+          console.error('Error formatting variable:', error)
+        }
+
+        return varRes
       })
       if (isChatMode) {
         res.vars.push({
@@ -690,6 +705,8 @@ const getIterationItemType = ({
       return VarType.string
     case VarType.arrayNumber:
       return VarType.number
+    case VarType.arrayBoolean:
+      return VarType.boolean
     case VarType.arrayObject:
       return VarType.object
     case VarType.array:
@@ -743,6 +760,8 @@ const getLoopItemType = ({
       return VarType.number
     case VarType.arrayObject:
       return VarType.object
+    case VarType.arrayBoolean:
+      return VarType.boolean
     case VarType.array:
       return VarType.any
     case VarType.arrayFile:

web/app/components/workflow/nodes/_base/components/variable/var-type-picker.tsx

@@ -18,7 +18,7 @@ type Props = {
   onChange: (value: string) => void
 }
 
-const TYPES = [VarType.string, VarType.number, VarType.arrayNumber, VarType.arrayString, VarType.arrayObject, VarType.object]
+const TYPES = [VarType.string, VarType.number, VarType.boolean, VarType.arrayNumber, VarType.arrayString, VarType.arrayBoolean, VarType.arrayObject, VarType.object]
 const VarReferencePicker: FC<Props> = ({
   readonly,
   className,

web/app/components/workflow/nodes/_base/components/workflow-panel/index.tsx

@@ -477,7 +477,7 @@ const BasePanel: FC<BasePanelProps> = ({
             isRunAfterSingleRun={isRunAfterSingleRun}
             updateNodeRunningStatus={updateNodeRunningStatus}
             onSingleRunClicked={handleSingleRun}
-            nodeInfo={nodeInfo}
+            nodeInfo={nodeInfo!}
             singleRunResult={runResult!}
             isPaused={isPaused}
             {...passedLogParams}

web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/index.tsx

@@ -67,7 +67,6 @@ const LastRun: FC<Props> = ({
       updateNodeRunningStatus(hidePageOneStepFinishedStatus)
       resetHidePageStatus()
     }
-  // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [isOneStepRunSucceed, isOneStepRunFailed, oneStepRunRunningStatus])
 
   useEffect(() => {
@@ -77,7 +76,6 @@ const LastRun: FC<Props> = ({
 
   useEffect(() => {
     resetHidePageStatus()
-  // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [nodeId])
 
   const handlePageVisibilityChange = useCallback(() => {
@@ -117,7 +115,7 @@ const LastRun: FC<Props> = ({
         status={isPaused ? NodeRunningStatus.Stopped : ((runResult as any).status || otherResultPanelProps.status)}
         total_tokens={(runResult as any)?.execution_metadata?.total_tokens || otherResultPanelProps?.total_tokens}
         created_by={(runResult as any)?.created_by_account?.created_by || otherResultPanelProps?.created_by}
-        nodeInfo={nodeInfo}
+        nodeInfo={runResult as NodeTracing}
         showSteps={false}
       />
     </div>

web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts

@@ -146,8 +146,8 @@ const useLastRun = <T>({
     checkValid,
   } = oneStepRunRes
 
+  const nodeInfo = runResult
   const {
-    nodeInfo,
     ...singleRunParams
   } = useSingleRunFormParamsHooks(blockType)({
     id,
@@ -197,7 +197,6 @@ const useLastRun = <T>({
       setTabType(TabType.lastRun)
 
     setInitShowLastRunTab(false)
-  // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [initShowLastRunTab])
   const invalidLastRun = useInvalidLastRun(appId!, id)
 

web/app/components/workflow/nodes/_base/hooks/use-one-step-run.ts

@@ -94,6 +94,8 @@ const varTypeToInputVarType = (type: VarType, {
     return InputVarType.paragraph
   if (type === VarType.number)
     return InputVarType.number
+  if (type === VarType.boolean)
+    return InputVarType.checkbox
   if ([VarType.object, VarType.array, VarType.arrayNumber, VarType.arrayString, VarType.arrayObject].includes(type))
     return InputVarType.json
   if (type === VarType.file)
@@ -185,11 +187,11 @@ const useOneStepRun = <T>({
     const isPaused = isPausedRef.current
 
     // The backend don't support pause the single run, so the frontend handle the pause state.
-    if(isPaused)
+    if (isPaused)
       return
 
     const canRunLastRun = !isRunAfterSingleRun || runningStatus === NodeRunningStatus.Succeeded
-    if(!canRunLastRun) {
+    if (!canRunLastRun) {
       doSetRunResult(data)
       return
     }
@@ -199,9 +201,9 @@ const useOneStepRun = <T>({
     const { getNodes } = store.getState()
     const nodes = getNodes()
     appendNodeInspectVars(id, vars, nodes)
-    if(data?.status === NodeRunningStatus.Succeeded) {
+    if (data?.status === NodeRunningStatus.Succeeded) {
       invalidLastRun()
-      if(isStartNode)
+      if (isStartNode)
         invalidateSysVarValues()
       invalidateConversationVarValues() // loop, iteration, variable assigner node can update the conversation variables, but to simple the logic(some nodes may also can update in the future), all nodes refresh.
     }
@@ -218,10 +220,10 @@ const useOneStepRun = <T>({
     })
   }
   const checkValidWrap = () => {
-    if(!checkValid)
+    if (!checkValid)
       return { isValid: true, errorMessage: '' }
     const res = checkValid(data, t, moreDataForCheckValid)
-    if(!res.isValid) {
+    if (!res.isValid) {
       handleNodeDataUpdate({
         id,
         data: {
@@ -251,7 +253,6 @@ const useOneStepRun = <T>({
       const { isValid } = checkValidWrap()
       setCanShowSingleRun(isValid)
     }
-    // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [data._isSingleRun])
 
   useEffect(() => {
@@ -293,9 +294,9 @@ const useOneStepRun = <T>({
       if (!isIteration && !isLoop) {
         const isStartNode = data.type === BlockEnum.Start
         const postData: Record<string, any> = {}
-        if(isStartNode) {
+        if (isStartNode) {
           const { '#sys.query#': query, '#sys.files#': files, ...inputs } = submitData
-          if(isChatMode)
+          if (isChatMode)
             postData.conversation_id = ''
 
           postData.inputs = inputs
@@ -317,7 +318,7 @@ const useOneStepRun = <T>({
           {
             onWorkflowStarted: noop,
             onWorkflowFinished: (params) => {
-              if(isPausedRef.current)
+              if (isPausedRef.current)
                 return
               handleNodeDataUpdate({
                 id,
@@ -396,7 +397,7 @@ const useOneStepRun = <T>({
               setIterationRunResult(newIterationRunResult)
             },
             onError: () => {
-              if(isPausedRef.current)
+              if (isPausedRef.current)
                 return
               handleNodeDataUpdate({
                 id,
@@ -420,7 +421,7 @@ const useOneStepRun = <T>({
           {
             onWorkflowStarted: noop,
             onWorkflowFinished: (params) => {
-              if(isPausedRef.current)
+              if (isPausedRef.current)
                 return
               handleNodeDataUpdate({
                 id,
@@ -500,7 +501,7 @@ const useOneStepRun = <T>({
               setLoopRunResult(newLoopRunResult)
             },
             onError: () => {
-              if(isPausedRef.current)
+              if (isPausedRef.current)
                 return
               handleNodeDataUpdate({
                 id,
@@ -522,7 +523,7 @@ const useOneStepRun = <T>({
       hasError = true
       invalidLastRun()
       if (!isIteration && !isLoop) {
-        if(isPausedRef.current)
+        if (isPausedRef.current)
           return
         handleNodeDataUpdate({
           id,
@@ -544,11 +545,11 @@ const useOneStepRun = <T>({
         })
       }
     }
-    if(isPausedRef.current)
+    if (isPausedRef.current)
       return
 
     if (!isIteration && !isLoop && !hasError) {
-      if(isPausedRef.current)
+      if (isPausedRef.current)
         return
       handleNodeDataUpdate({
         id,
@@ -587,7 +588,7 @@ const useOneStepRun = <T>({
         }
       }
       return {
-        label: item.label || item.variable,
+        label: (typeof item.label === 'object' ? item.label.variable : item.label) || item.variable,
         variable: item.variable,
         type: varTypeToInputVarType(originalVar.type, {
           isSelect: !!originalVar.isSelect,

web/app/components/workflow/nodes/_base/hooks/use-toggle-expend.ts

@@ -13,7 +13,6 @@ const useToggleExpend = ({ ref, hasFooter = true, isInNode }: Params) => {
   useEffect(() => {
     if (!ref?.current) return
     setWrapHeight(ref.current?.clientHeight)
-    // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [isExpand])
 
   const wrapClassName = (() => {

web/app/components/workflow/nodes/assigner/components/var-list/index.tsx

@@ -9,13 +9,15 @@ import { AssignerNodeInputType, WriteMode } from '../../types'
 import type { AssignerNodeOperation } from '../../types'
 import ListNoDataPlaceholder from '@/app/components/workflow/nodes/_base/components/list-no-data-placeholder'
 import VarReferencePicker from '@/app/components/workflow/nodes/_base/components/variable/var-reference-picker'
-import type { ValueSelector, Var, VarType } from '@/app/components/workflow/types'
+import type { ValueSelector, Var } from '@/app/components/workflow/types'
+import { VarType } from '@/app/components/workflow/types'
 import { CodeLanguage } from '@/app/components/workflow/nodes/code/types'
 import ActionButton from '@/app/components/base/action-button'
 import Input from '@/app/components/base/input'
 import Textarea from '@/app/components/base/textarea'
 import CodeEditor from '@/app/components/workflow/nodes/_base/components/editor/code-editor'
 import { noop } from 'lodash-es'
+import BoolValue from '@/app/components/workflow/panel/chat-variable-panel/components/bool-value'
 
 type Props = {
   readonly: boolean
@@ -59,23 +61,27 @@ const VarList: FC<Props> = ({
     }
   }, [list, onChange])
 
-  const handleOperationChange = useCallback((index: number) => {
+  const handleOperationChange = useCallback((index: number, varType: VarType) => {
     return (item: { value: string | number }) => {
       const newList = produce(list, (draft) => {
         draft[index].operation = item.value as WriteMode
         draft[index].value = '' // Clear value when operation changes
         if (item.value === WriteMode.set || item.value === WriteMode.increment || item.value === WriteMode.decrement
-          || item.value === WriteMode.multiply || item.value === WriteMode.divide)
+          || item.value === WriteMode.multiply || item.value === WriteMode.divide) {
+          if(varType === VarType.boolean)
+              draft[index].value = false
           draft[index].input_type = AssignerNodeInputType.constant
-        else
+        }
+        else {
           draft[index].input_type = AssignerNodeInputType.variable
+        }
       })
       onChange(newList)
     }
   }, [list, onChange])
 
   const handleToAssignedVarChange = useCallback((index: number) => {
-    return (value: ValueSelector | string | number) => {
+    return (value: ValueSelector | string | number | boolean) => {
       const newList = produce(list, (draft) => {
         draft[index].value = value as ValueSelector
       })
@@ -145,7 +151,7 @@ const VarList: FC<Props> = ({
                   value={item.operation}
                   placeholder='Operation'
                   disabled={!item.variable_selector || item.variable_selector.length === 0}
-                  onSelect={handleOperationChange(index)}
+                  onSelect={handleOperationChange(index, assignedVarType!)}
                   assignedVarType={assignedVarType}
                   writeModeTypes={writeModeTypes}
                   writeModeTypesArr={writeModeTypesArr}
@@ -188,6 +194,12 @@ const VarList: FC<Props> = ({
                       className='w-full'
                     />
                   )}
+                  {assignedVarType === 'boolean' && (
+                    <BoolValue
+                      value={item.value as boolean}
+                      onChange={value => handleToAssignedVarChange(index)(value)}
+                    />
+                  )}
                   {assignedVarType === 'object' && (
                     <CodeEditor
                       value={item.value as string}

web/app/components/workflow/nodes/assigner/default.ts

@@ -33,7 +33,7 @@ const nodeDefault: NodeDefault<AssignerNodeType> = {
         if (value.operation === WriteMode.set || value.operation === WriteMode.increment
           || value.operation === WriteMode.decrement || value.operation === WriteMode.multiply
           || value.operation === WriteMode.divide) {
-          if (!value.value && typeof value.value !== 'number')
+          if (!value.value && value.value !== false && typeof value.value !== 'number')
             errorMessages = t(`${i18nPrefix}.fieldRequired`, { field: t('workflow.nodes.assigner.variable') })
         }
         else if (!value.value?.length) {

web/app/components/workflow/nodes/assigner/utils.ts

@@ -43,7 +43,7 @@ export const getOperationItems = (
     ]
   }
 
-  if (writeModeTypes && ['string', 'object'].includes(assignedVarType || '')) {
+  if (writeModeTypes && ['string', 'boolean', 'object'].includes(assignedVarType || '')) {
     return writeModeTypes.map(type => ({
       value: type,
       name: type,

web/app/components/workflow/nodes/code/use-config.ts

@@ -60,7 +60,6 @@ const useConfig = (id: string, payload: CodeNodeType) => {
       })
       syncOutputKeyOrders(defaultConfig.outputs)
     }
-    // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [defaultConfig])
 
   const handleCodeChange = useCallback((code: string) => {
@@ -159,7 +158,7 @@ const useConfig = (id: string, payload: CodeNodeType) => {
   })
 
   const filterVar = useCallback((varPayload: Var) => {
-    return [VarType.string, VarType.number, VarType.secret, VarType.object, VarType.array, VarType.arrayNumber, VarType.arrayString, VarType.arrayObject, VarType.file, VarType.arrayFile].includes(varPayload.type)
+    return [VarType.string, VarType.number, VarType.boolean, VarType.secret, VarType.object, VarType.array, VarType.arrayNumber, VarType.arrayString, VarType.arrayObject, VarType.arrayBoolean, VarType.file, VarType.arrayFile].includes(varPayload.type)
   }, [])
 
   const handleCodeAndVarsChange = useCallback((code: string, inputVariables: Variable[], outputVariables: OutputVar) => {

web/app/components/workflow/nodes/if-else/components/condition-list/condition-item.tsx

@@ -38,6 +38,7 @@ import { VarType } from '@/app/components/workflow/types'
 import cn from '@/utils/classnames'
 import { SimpleSelect as Select } from '@/app/components/base/select'
 import { Variable02 } from '@/app/components/base/icons/src/vender/solid/development'
+import BoolValue from '@/app/components/workflow/panel/chat-variable-panel/components/bool-value'
 import { getVarType } from '@/app/components/workflow/nodes/_base/components/variable/utils'
 import { useIsChatMode } from '@/app/components/workflow/hooks/use-workflow'
 const optionNameI18NPrefix = 'workflow.nodes.ifElse.optionName'
@@ -142,12 +143,12 @@ const ConditionItem = ({
 
   const isArrayValue = fileAttr?.key === 'transfer_method' || fileAttr?.key === 'type'
 
-  const handleUpdateConditionValue = useCallback((value: string) => {
+  const handleUpdateConditionValue = useCallback((value: string | boolean) => {
-    if (value === condition.value || (isArrayValue && value === condition.value?.[0]))
+    if (value === condition.value || (isArrayValue && value === (condition.value as string[])?.[0]))
       return
     const newCondition = {
       ...condition,
-      value: isArrayValue ? [value] : value,
+      value: isArrayValue ? [value as string] : value,
     }
     doUpdateCondition(newCondition)
   }, [condition, doUpdateCondition, isArrayValue])
@@ -203,8 +204,12 @@ const ConditionItem = ({
   }, [caseId, condition, conditionId, isSubVariableKey, onRemoveCondition, onRemoveSubVariableCondition])
 
   const handleVarChange = useCallback((valueSelector: ValueSelector, _varItem: Var) => {
+    const {
+      conversationVariables,
+    } = workflowStore.getState()
     const resolvedVarType = getVarType({
       valueSelector,
+      conversationVariables,
       availableNodes,
       isChatMode,
     })
@@ -212,7 +217,7 @@ const ConditionItem = ({
     const newCondition = produce(condition, (draft) => {
       draft.variable_selector = valueSelector
       draft.varType = resolvedVarType
-      draft.value = ''
+      draft.value = resolvedVarType === VarType.boolean ? false : ''
       draft.comparison_operator = getOperators(resolvedVarType)[0]
       setTimeout(() => setControlPromptEditorRerenderKey(Date.now()))
     })
@@ -220,6 +225,14 @@ const ConditionItem = ({
     setOpen(false)
   }, [condition, doUpdateCondition, availableNodes, isChatMode, setControlPromptEditorRerenderKey])
 
+  const showBooleanInput = useMemo(() => {
+    if(condition.varType === VarType.boolean)
+      return true
+    // eslint-disable-next-line sonarjs/prefer-single-boolean-return
+    if(condition.varType === VarType.arrayBoolean && [ComparisonOperator.contains, ComparisonOperator.notContains].includes(condition.comparison_operator!))
+      return true
+    return false
+  }, [condition])
   return (
     <div className={cn('mb-1 flex last-of-type:mb-0', className)}>
       <div className={cn(
@@ -273,7 +286,7 @@ const ConditionItem = ({
           />
         </div>
         {
-          !comparisonOperatorNotRequireValue(condition.comparison_operator) && !isNotInput && condition.varType !== VarType.number && (
+          !comparisonOperatorNotRequireValue(condition.comparison_operator) && !isNotInput && condition.varType !== VarType.number && !showBooleanInput && (
             <div className='max-h-[100px] overflow-y-auto border-t border-t-divider-subtle px-2 py-1'>
               <ConditionInput
                 disabled={disabled}
@@ -285,6 +298,16 @@ const ConditionItem = ({
             </div>
           )
         }
+        {
+          !comparisonOperatorNotRequireValue(condition.comparison_operator) && !isNotInput && showBooleanInput && (
+            <div className='p-1'>
+              <BoolValue
+                value={condition.value as boolean}
+                onChange={handleUpdateConditionValue}
+              />
+            </div>
+          )
+        }
         {
           !comparisonOperatorNotRequireValue(condition.comparison_operator) && !isNotInput && condition.varType === VarType.number && (
             <div className='border-t border-t-divider-subtle px-2 py-1 pt-[3px]'>

web/app/components/workflow/nodes/if-else/components/condition-value.tsx

@@ -24,7 +24,7 @@ type ConditionValueProps = {
   variableSelector: string[]
   labelName?: string
   operator: ComparisonOperator
-  value: string | string[]
+  value: string | string[] | boolean
 }
 const ConditionValue = ({
   variableSelector,
@@ -46,6 +46,9 @@ const ConditionValue = ({
     if (Array.isArray(value)) // transfer method
       return value[0]
 
+    if(value === true || value === false)
+      return value ? 'True' : 'False'
+
     return value.replace(/{{#([^#]*)#}}/g, (a, b) => {
       const arr: string[] = b.split('.')
       if (isSystemVar(arr))

web/app/components/workflow/nodes/if-else/default.ts

@@ -1,4 +1,4 @@
-import { BlockEnum, type NodeDefault } from '../../types'
+import { BlockEnum, type NodeDefault, VarType } from '../../types'
 import { type IfElseNodeType, LogicalOperator } from './types'
 import { isEmptyRelatedOperator } from './utils'
 import { ALL_CHAT_AVAILABLE_BLOCKS, ALL_COMPLETION_AVAILABLE_BLOCKS } from '@/app/components/workflow/blocks'
@@ -58,13 +58,13 @@ const nodeDefault: NodeDefault<IfElseNodeType> = {
               if (isEmptyRelatedOperator(c.comparison_operator!))
                 return true
 
-              return !!c.value
+              return (c.varType === VarType.boolean || c.varType === VarType.arrayBoolean) ? c.value === undefined : !!c.value
             })
             if (!isSet)
               errorMessages = t(`${i18nPrefix}.fieldRequired`, { field: t(`${i18nPrefix}.fields.variableValue`) })
           }
           else {
-            if (!isEmptyRelatedOperator(condition.comparison_operator!) && !condition.value)
+            if (!isEmptyRelatedOperator(condition.comparison_operator!) && ((condition.varType === VarType.boolean || condition.varType === VarType.arrayBoolean) ? condition.value === undefined : !condition.value))
               errorMessages = t(`${i18nPrefix}.fieldRequired`, { field: t(`${i18nPrefix}.fields.variableValue`) })
           }
         }

web/app/components/workflow/nodes/if-else/node.tsx

@@ -7,6 +7,7 @@ import { isEmptyRelatedOperator } from './utils'
 import type { Condition, IfElseNodeType } from './types'
 import ConditionValue from './components/condition-value'
 import ConditionFilesListValue from './components/condition-files-list-value'
+import { VarType } from '../../types'
 const i18nPrefix = 'workflow.nodes.ifElse'
 
 const IfElseNode: FC<NodeProps<IfElseNodeType>> = (props) => {
@@ -23,18 +24,14 @@ const IfElseNode: FC<NodeProps<IfElseNodeType>> = (props) => {
         if (!c.comparison_operator)
           return false
 
-        if (isEmptyRelatedOperator(c.comparison_operator!))
+        return (c.varType === VarType.boolean || c.varType === VarType.arrayBoolean) ? true : !!c.value
-          return true
-
-        return !!c.value
       })
       return isSet
     }
     else {
       if (isEmptyRelatedOperator(condition.comparison_operator!))
         return true
-
+      return (condition.varType === VarType.boolean || condition.varType === VarType.arrayBoolean) ? true : !!condition.value
-      return !!condition.value
     }
   }, [])
   const conditionNotSet = (<div className='flex h-6 items-center space-x-1 rounded-md bg-workflow-block-parma-bg px-1 text-xs font-normal text-text-secondary'>
@@ -73,7 +70,7 @@ const IfElseNode: FC<NodeProps<IfElseNodeType>> = (props) => {
                             <ConditionValue
                               variableSelector={condition.variable_selector!}
                               operator={condition.comparison_operator!}
-                              value={condition.value}
+                              value={condition.varType === VarType.boolean ? (!condition.value ? 'False' : condition.value) : condition.value}
                             />
                           )
 

web/app/components/workflow/nodes/if-else/types.ts

@@ -41,7 +41,7 @@ export type Condition = {
   variable_selector?: ValueSelector
   key?: string // sub variable key
   comparison_operator?: ComparisonOperator
-  value: string | string[]
+  value: string | string[] | boolean
   numberVarType?: NumberVarType
   sub_variable_condition?: CaseItem
 }

web/app/components/workflow/nodes/if-else/use-config.ts

@@ -144,7 +144,7 @@ const useConfig = (id: string, payload: IfElseNodeType) => {
           varType: varItem.type,
           variable_selector: valueSelector,
           comparison_operator: getOperators(varItem.type, getIsVarFileAttribute(valueSelector) ? { key: valueSelector.slice(-1)[0] } : undefined)[0],
-          value: '',
+          value: (varItem.type === VarType.boolean || varItem.type === VarType.arrayBoolean) ? false : '',
         })
       }
     })

web/app/components/workflow/nodes/if-else/utils.ts

@@ -107,6 +107,11 @@ export const getOperators = (type?: VarType, file?: { key: string }) => {
         ComparisonOperator.empty,
         ComparisonOperator.notEmpty,
       ]
+    case VarType.boolean:
+      return [
+        ComparisonOperator.is,
+        ComparisonOperator.isNot,
+      ]
     case VarType.file:
       return [
         ComparisonOperator.exists,
@@ -114,6 +119,7 @@ export const getOperators = (type?: VarType, file?: { key: string }) => {
       ]
     case VarType.arrayString:
     case VarType.arrayNumber:
+    case VarType.arrayBoolean:
       return [
         ComparisonOperator.contains,
         ComparisonOperator.notContains,

web/app/components/workflow/nodes/iteration/use-config.ts

@@ -25,7 +25,7 @@ const useConfig = (id: string, payload: IterationNodeType) => {
   const { inputs, setInputs } = useNodeCrud<IterationNodeType>(id, payload)
 
   const filterInputVar = useCallback((varPayload: Var) => {
-    return [VarType.array, VarType.arrayString, VarType.arrayNumber, VarType.arrayObject, VarType.arrayFile].includes(varPayload.type)
+    return [VarType.array, VarType.arrayString, VarType.arrayBoolean, VarType.arrayNumber, VarType.arrayObject, VarType.arrayFile].includes(varPayload.type)
   }, [])
 
   const handleInputChange = useCallback((input: ValueSelector | string, _varKindType: VarKindType, varInfo?: Var) => {

web/app/components/workflow/nodes/list-operator/components/filter-condition.tsx

@@ -9,6 +9,7 @@ import { comparisonOperatorNotRequireValue, getOperators } from '../../if-else/u
 import SubVariablePicker from './sub-variable-picker'
 import { FILE_TYPE_OPTIONS, TRANSFER_METHOD } from '@/app/components/workflow/nodes/constants'
 import { SimpleSelect as Select } from '@/app/components/base/select'
+import BoolValue from '../../../panel/chat-variable-panel/components/bool-value'
 import Input from '@/app/components/workflow/nodes/_base/components/input-support-select-var'
 import useAvailableVarList from '@/app/components/workflow/nodes/_base/hooks/use-available-var-list'
 import cn from '@/utils/classnames'
@@ -28,8 +29,8 @@ const VAR_INPUT_SUPPORTED_KEYS: Record<string, VarType> = {
 
 type Props = {
   condition: Condition
-  onChange: (condition: Condition) => void
   varType: VarType
+  onChange: (condition: Condition) => void
   hasSubVariable: boolean
   readOnly: boolean
   nodeId: string
@@ -58,6 +59,7 @@ const FilterCondition: FC<Props> = ({
 
   const isSelect = [ComparisonOperator.in, ComparisonOperator.notIn, ComparisonOperator.allOf].includes(condition.comparison_operator)
   const isArrayValue = condition.key === 'transfer_method' || condition.key === 'type'
+  const isBoolean = varType === VarType.boolean
 
   const selectOptions = useMemo(() => {
     if (isSelect) {
@@ -112,6 +114,12 @@ const FilterCondition: FC<Props> = ({
         />
       )
     }
+    else if (isBoolean) {
+      inputElement = (<BoolValue
+        value={condition.value as boolean}
+        onChange={handleChange('value')}
+      />)
+    }
     else if (supportVariableInput) {
       inputElement = (
         <Input
@@ -162,7 +170,7 @@ const FilterCondition: FC<Props> = ({
       <div className='flex space-x-1'>
         <ConditionOperator
           className='h-8 bg-components-input-bg-normal'
-          varType={expectedVarType ?? VarType.string}
+          varType={expectedVarType ?? varType ?? VarType.string}
           value={condition.comparison_operator}
           onSelect={handleChange('comparison_operator')}
           file={hasSubVariable ? { key: condition.key } : undefined}

web/app/components/workflow/nodes/list-operator/default.ts

@@ -38,7 +38,7 @@ const nodeDefault: NodeDefault<ListFilterNodeType> = {
   },
   checkValid(payload: ListFilterNodeType, t: any) {
     let errorMessages = ''
-    const { variable, var_type, filter_by } = payload
+    const { variable, var_type, filter_by, item_var_type } = payload
 
     if (!errorMessages && !variable?.length)
       errorMessages = t(`${i18nPrefix}.fieldRequired`, { field: t('workflow.nodes.listFilter.inputVar') })
@@ -51,7 +51,7 @@ const nodeDefault: NodeDefault<ListFilterNodeType> = {
       if (!errorMessages && !filter_by.conditions[0]?.comparison_operator)
         errorMessages = t(`${i18nPrefix}.fieldRequired`, { field: t('workflow.nodes.listFilter.filterConditionComparisonOperator') })
 
-      if (!errorMessages && !comparisonOperatorNotRequireValue(filter_by.conditions[0]?.comparison_operator) && !filter_by.conditions[0]?.value)
+      if (!errorMessages && !comparisonOperatorNotRequireValue(filter_by.conditions[0]?.comparison_operator) && (item_var_type === VarType.boolean ? !filter_by.conditions[0]?.value === undefined : !filter_by.conditions[0]?.value))
         errorMessages = t(`${i18nPrefix}.fieldRequired`, { field: t('workflow.nodes.listFilter.filterConditionComparisonValue') })
     }
 

web/app/components/workflow/nodes/list-operator/types.ts

@@ -14,7 +14,7 @@ export type Limit = {
 export type Condition = {
   key: string
   comparison_operator: ComparisonOperator
-  value: string | number | string[]
+  value: string | number | boolean | string[]
 }
 
 export type ListFilterNodeType = CommonNodeType & {

web/app/components/workflow/nodes/list-operator/use-config.ts

@@ -45,7 +45,7 @@ const useConfig = (id: string, payload: ListFilterNodeType) => {
       isChatMode,
       isConstant: false,
     })
-    let itemVarType = varType
+    let itemVarType
     switch (varType) {
       case VarType.arrayNumber:
         itemVarType = VarType.number
@@ -59,6 +59,11 @@ const useConfig = (id: string, payload: ListFilterNodeType) => {
       case VarType.arrayObject:
         itemVarType = VarType.object
         break
+      case VarType.arrayBoolean:
+        itemVarType = VarType.boolean
+        break
+      default:
+        itemVarType = varType
     }
     return { varType, itemVarType }
   }, [availableNodes, getCurrentVariableType, inputs.variable, isChatMode, isInIteration, iterationNode, loopNode])
@@ -84,7 +89,7 @@ const useConfig = (id: string, payload: ListFilterNodeType) => {
       draft.filter_by.conditions = [{
         key: (isFileArray && !draft.filter_by.conditions[0]?.key) ? 'name' : '',
         comparison_operator: getOperators(itemVarType, isFileArray ? { key: 'name' } : undefined)[0],
-        value: '',
+        value: itemVarType === VarType.boolean ? false : '',
       }]
       if (isFileArray && draft.order_by.enabled && !draft.order_by.key)
         draft.order_by.key = 'name'
@@ -94,7 +99,7 @@ const useConfig = (id: string, payload: ListFilterNodeType) => {
 
   const filterVar = useCallback((varPayload: Var) => {
     // Don't know the item struct of VarType.arrayObject, so not support it
-    return [VarType.arrayNumber, VarType.arrayString, VarType.arrayFile].includes(varPayload.type)
+    return [VarType.arrayNumber, VarType.arrayString, VarType.arrayBoolean, VarType.arrayFile].includes(varPayload.type)
   }, [])
 
   const handleFilterEnabledChange = useCallback((enabled: boolean) => {

web/app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-config.tsx

@@ -11,7 +11,6 @@ import VisualEditor from './visual-editor'
 import SchemaEditor from './schema-editor'
 import {
   checkJsonSchemaDepth,
-  convertBooleanToString,
   getValidationErrorMessage,
   jsonToSchema,
   preValidateSchema,
@@ -87,7 +86,6 @@ const JsonSchemaConfig: FC<JsonSchemaConfigProps> = ({
           setValidationError(`Schema exceeds maximum depth of ${JSON_SCHEMA_MAX_DEPTH}.`)
           return
         }
-        convertBooleanToString(schema)
         const validationErrors = validateSchemaAgainstDraft7(schema)
         if (validationErrors.length > 0) {
           setValidationError(getValidationErrorMessage(validationErrors))
@@ -168,7 +166,6 @@ const JsonSchemaConfig: FC<JsonSchemaConfigProps> = ({
           setValidationError(`Schema exceeds maximum depth of ${JSON_SCHEMA_MAX_DEPTH}.`)
           return
         }
-        convertBooleanToString(schema)
         const validationErrors = validateSchemaAgainstDraft7(schema)
         if (validationErrors.length > 0) {
           setValidationError(getValidationErrorMessage(validationErrors))

web/app/components/workflow/nodes/llm/components/json-schema-config-modal/visual-editor/edit-card/index.tsx

@@ -39,21 +39,19 @@ type EditCardProps = {
 const TYPE_OPTIONS = [
   { value: Type.string, text: 'string' },
   { value: Type.number, text: 'number' },
-  // { value: Type.boolean, text: 'boolean' },
+  { value: Type.boolean, text: 'boolean' },
   { value: Type.object, text: 'object' },
   { value: ArrayType.string, text: 'array[string]' },
   { value: ArrayType.number, text: 'array[number]' },
-  // { value: ArrayType.boolean, text: 'array[boolean]' },
   { value: ArrayType.object, text: 'array[object]' },
 ]
 
 const MAXIMUM_DEPTH_TYPE_OPTIONS = [
   { value: Type.string, text: 'string' },
   { value: Type.number, text: 'number' },
-  // { value: Type.boolean, text: 'boolean' },
+  { value: Type.boolean, text: 'boolean' },
   { value: ArrayType.string, text: 'array[string]' },
   { value: ArrayType.number, text: 'array[number]' },
-  // { value: ArrayType.boolean, text: 'array[boolean]' },
 ]
 
 const EditCard: FC<EditCardProps> = ({

web/app/components/workflow/nodes/llm/utils.ts

@@ -303,6 +303,7 @@ export const getValidationErrorMessage = (errors: ValidationError[]) => {
   return message
 }
 
+// Previous Not support boolean type, so transform boolean to string when paste it into schema editor
 export const convertBooleanToString = (schema: any) => {
   if (schema.type === Type.boolean)
     schema.type = Type.string

web/app/components/workflow/nodes/loop/components/condition-list/condition-item.tsx

@@ -36,6 +36,7 @@ import cn from '@/utils/classnames'
 import { SimpleSelect as Select } from '@/app/components/base/select'
 import { Variable02 } from '@/app/components/base/icons/src/vender/solid/development'
 import ConditionVarSelector from './condition-var-selector'
+import BoolValue from '@/app/components/workflow/panel/chat-variable-panel/components/bool-value'
 
 const optionNameI18NPrefix = 'workflow.nodes.ifElse.optionName'
 
@@ -129,12 +130,12 @@ const ConditionItem = ({
 
   const isArrayValue = fileAttr?.key === 'transfer_method' || fileAttr?.key === 'type'
 
-  const handleUpdateConditionValue = useCallback((value: string) => {
+  const handleUpdateConditionValue = useCallback((value: string | boolean) => {
-    if (value === condition.value || (isArrayValue && value === condition.value?.[0]))
+    if (value === condition.value || (isArrayValue && value === (condition.value as string[])?.[0]))
       return
     const newCondition = {
       ...condition,
-      value: isArrayValue ? [value] : value,
+      value: isArrayValue ? [value as string] : value,
     }
     doUpdateCondition(newCondition)
   }, [condition, doUpdateCondition, isArrayValue])
@@ -253,7 +254,7 @@ const ConditionItem = ({
           />
         </div>
         {
-          !comparisonOperatorNotRequireValue(condition.comparison_operator) && !isNotInput && condition.varType !== VarType.number && (
+          !comparisonOperatorNotRequireValue(condition.comparison_operator) && !isNotInput && condition.varType !== VarType.number && condition.varType !== VarType.boolean && (
             <div className='max-h-[100px] overflow-y-auto border-t border-t-divider-subtle px-2 py-1'>
               <ConditionInput
                 disabled={disabled}
@@ -264,6 +265,14 @@ const ConditionItem = ({
             </div>
           )
         }
+        {!comparisonOperatorNotRequireValue(condition.comparison_operator) && condition.varType === VarType.boolean
+          && <div className='p-1'>
+            <BoolValue
+              value={condition.value as boolean}
+              onChange={handleUpdateConditionValue}
+            />
+          </div>
+        }
         {
           !comparisonOperatorNotRequireValue(condition.comparison_operator) && !isNotInput && condition.varType === VarType.number && (
             <div className='border-t border-t-divider-subtle px-2 py-1 pt-[3px]'>

web/app/components/workflow/nodes/loop/components/loop-variables/form-item.tsx

@@ -18,33 +18,16 @@ import {
   ValueType,
   VarType,
 } from '@/app/components/workflow/types'
+import BoolValue from '@/app/components/workflow/panel/chat-variable-panel/components/bool-value'
 
-const objectPlaceholder = `#  example
+import {
-#  {
+  arrayBoolPlaceholder,
-#     "name": "ray",
+  arrayNumberPlaceholder,
-#     "age": 20
+  arrayObjectPlaceholder,
-#  }`
+  arrayStringPlaceholder,
-const arrayStringPlaceholder = `#  example
+  objectPlaceholder,
-#  [
+} from '@/app/components/workflow/panel/chat-variable-panel/utils'
-#     "value1",
+import ArrayBoolList from '@/app/components/workflow/panel/chat-variable-panel/components/array-bool-list'
-#     "value2"
-#  ]`
-const arrayNumberPlaceholder = `#  example
-#  [
-#     100,
-#     200
-#  ]`
-const arrayObjectPlaceholder = `#  example
-#  [
-#     {
-#       "name": "ray",
-#       "age": 20
-#     },
-#     {
-#       "name": "lily",
-#       "age": 18
-#     }
-#  ]`
 
 type FormItemProps = {
   nodeId: string
@@ -83,6 +66,8 @@ const FormItem = ({
       return arrayNumberPlaceholder
     if (var_type === VarType.arrayObject)
       return arrayObjectPlaceholder
+    if (var_type === VarType.arrayBoolean)
+      return arrayBoolPlaceholder
     return objectPlaceholder
   }, [var_type])
 
@@ -120,6 +105,14 @@ const FormItem = ({
           />
         )
       }
+      {
+        value_type === ValueType.constant && var_type === VarType.boolean && (
+          <BoolValue
+            value={value}
+            onChange={handleChange}
+          />
+        )
+      }
       {
         value_type === ValueType.constant
         && (var_type === VarType.object || var_type === VarType.arrayString || var_type === VarType.arrayNumber || var_type === VarType.arrayObject)
@@ -137,6 +130,15 @@ const FormItem = ({
           </div>
         )
       }
+      {
+        value_type === ValueType.constant && var_type === VarType.arrayBoolean && (
+          <ArrayBoolList
+            className='mt-2'
+            list={value || [false]}
+            onChange={handleChange}
+          />
+        )
+      }
     </div>
   )
 }

web/app/components/workflow/nodes/loop/components/loop-variables/item.tsx

@@ -12,6 +12,7 @@ import type {
 } from '@/app/components/workflow/nodes/loop/types'
 import { checkKeys, replaceSpaceWithUnderscoreInVarNameInput } from '@/utils/var'
 import Toast from '@/app/components/base/toast'
+import { ValueType, VarType } from '@/app/components/workflow/types'
 
 type ItemProps = {
   item: LoopVariable
@@ -42,12 +43,25 @@ const Item = ({
     handleUpdateLoopVariable(item.id, { label: e.target.value })
   }, [item.id, handleUpdateLoopVariable])
 
+  const getDefaultValue = useCallback((varType: VarType, valueType: ValueType) => {
+    if(valueType === ValueType.variable)
+      return undefined
+    switch (varType) {
+      case VarType.boolean:
+        return false
+      case VarType.arrayBoolean:
+        return [false]
+      default:
+        return undefined
+    }
+  }, [])
+
   const handleUpdateItemVarType = useCallback((value: any) => {
-    handleUpdateLoopVariable(item.id, { var_type: value, value: undefined })
+    handleUpdateLoopVariable(item.id, { var_type: value, value: getDefaultValue(value, item.value_type) })
   }, [item.id, handleUpdateLoopVariable])
 
   const handleUpdateItemValueType = useCallback((value: any) => {
-    handleUpdateLoopVariable(item.id, { value_type: value, value: undefined })
+    handleUpdateLoopVariable(item.id, { value_type: value, value: getDefaultValue(item.var_type, value) })
   }, [item.id, handleUpdateLoopVariable])
 
   const handleUpdateItemValue = useCallback((value: any) => {