langflow/src/backend/langflow/services/database/models/flow/flow.py
Gabriel Luiz Freitas Almeida b5e4df9943 🐛 fix(flows.py): add missing import statement for User model
🐛 fix(flows.py): add missing import statement for TYPE_CHECKING
 feat(flows.py): add user_id field to FlowCreate model to allow specifying the user for a new flow
 feat(flows.py): add user_id field to FlowRead model to include the user_id in the response
 feat(flows.py): add user_id field to Flow model and create a relationship with User model
 feat(flows.py): add current_user dependency to create_flow endpoint to set the user_id for a new flow
 feat(flows.py): add current_user dependency to read_flows endpoint to filter flows by current user
 feat(flows.py): add current_user dependency to read_flow endpoint to filter flow by current user
 feat(flows.py): add current_user dependency to update_flow endpoint to filter flow by current user
 feat(flows.py): add current_user dependency to delete_flow endpoint to filter flow by current user
 feat(flows.py): add current_user dependency to create_flows endpoint to set the user_id for new flows
 feat(flows.py): add current_user dependency to upload_file endpoint to set the user_id for new flows
 feat(flows.py): add current_user dependency to download_file endpoint to filter flows by current user
🐛 fix(flow.py): add missing import statement for User model
 feat(flow.py): add user_id field to Flow model to associate a flow with a user
2023-08-25 12:49:24 -03:00

53 lines
1.5 KiB
Python

# Path: src/backend/langflow/database/models/flow.py
from langflow.services.database.models.base import SQLModelSerializable
from pydantic import validator
from sqlmodel import Field, JSON, Column, Relationship
from uuid import UUID, uuid4
from typing import Dict, Optional, TYPE_CHECKING
if TYPE_CHECKING:
from langflow.services.database.models.user import User
class FlowBase(SQLModelSerializable):
name: str = Field(index=True)
description: Optional[str] = Field(index=True)
data: Optional[Dict] = Field(default=None)
@validator("data")
def validate_json(v):
if not v:
return v
if not isinstance(v, dict):
raise ValueError("Flow must be a valid JSON")
# data must contain nodes and edges
if "nodes" not in v.keys():
raise ValueError("Flow must have nodes")
if "edges" not in v.keys():
raise ValueError("Flow must have edges")
return v
class Flow(FlowBase, table=True):
id: UUID = Field(default_factory=uuid4, primary_key=True, unique=True)
data: Optional[Dict] = Field(default=None, sa_column=Column(JSON))
user_id: UUID = Field(index=True, foreign_key="user.id")
user: "User" = Relationship(back_populates="flows")
class FlowCreate(FlowBase):
user_id: Optional[UUID] = None
class FlowRead(FlowBase):
id: UUID
user_id: UUID = Field()
class FlowUpdate(SQLModelSerializable):
name: Optional[str] = None
description: Optional[str] = None
data: Optional[Dict] = None