✨ (JsonInput.py): add a new component called "JsonInput" to handle JSON input data in the language flow system

✨ (KeyPairInput.py): add a new component called "KeyPairInput" to handle dictionary input data in the language flow system
✨ (CSVOutput.py): add a new component called "CSVOutput" to handle CSV output data in the language flow system
✨ (ImageOutput.py): add a new component called "ImageOutput" to handle image output data in the language flow system
✨ (JsonOutput.py): add a new component called "JsonOutput" to handle JSON output data in the language flow system
✨ (PDFOutput.py): add a new component called "PDFOutput" to handle PDF output data in the language flow system
📝 (App.css): update CSS to improve readability and formatting
📝 (parameterComponent/index.tsx): fix a bug where rangeSpec is not properly accessed in the FloatComponent
📝 (cardComponent/index.tsx): update the CollectionCardComponent to include a new button for opening the playground and handle the opening and closing of the IOModal

📝 (codeTabsComponent/index.tsx): fix conditional rendering of InputListComponent by using optional chaining operator to check if the list property exists in the template object
📝 (keypairListComponent/index.tsx): refactor the initialization of the ref variable to handle both empty and non-empty values correctly
📝 (constants.ts): add "JsonInput" and "JsonOutput" to the INPUT_TYPES and OUTPUT_TYPES constants to support JSON input and output components
📝 (editNodeModal/index.tsx): fix conditional rendering of InputListComponent by using optional chaining operator to check if the list property exists in the template object
📝 (ioFieldView/components/JSONInput/index.tsx): add JSONInput component to handle JSON input in the IOFieldView component
📝 (ioFieldView/components/keyPairInput/index.tsx): add keyPairInput component to handle key-value pair input in the IOFieldView component

✨ (IOFieldView/index.tsx): add useState import to use state hook in functional component
✨ (IOFieldView/index.tsx): add support for KeyPairInput component in IOFieldView
✨ (IOFieldView/index.tsx): add support for JsonInput component in IOFieldView
✨ (IOFieldView/index.tsx): add support for JsonOutput component in IOFieldView
📝 (dictAreaModal/index.tsx): add useDarkStore import to use dark mode state in DictAreaModal component
📝 (classes.css): add CSS classes for json-view component in different themes
📝 (types/components/index.ts): remove duplicate InputGlobalComponentType definition

src/backend/base/langflow/components/inputs/JsonInput.py

@@ -0,0 +1,17 @@
+from langflow.base.io.text import TextComponent
+from langflow.field_typing.constants import Data, NestedDict
+
+class JsonInput(TextComponent):
+    display_name = "JSON Input"  
+    description = "JSON Input."
+
+    def build_config(self):
+        return {
+            "input_value": {
+                "display_name": "JSON",
+                "field_type": "NestedDict"
+            }
+        }
+
+    def build(self, input_value: NestedDict) -> NestedDict:
+        return input_value

src/backend/base/langflow/components/inputs/KeyPairInput.py

@@ -0,0 +1,19 @@
+from langflow.base.io.text import TextComponent
+from langflow.field_typing.constants import Data
+
+
+class KeyPairInput(TextComponent):
+    display_name = "Dictionary Input"  
+    description = "Dictionary Input."
+
+    def build_config(self):
+        return {
+            "input_value": {
+                "display_name": "Dictionaries",
+                "field_type": "dict",
+                "list": True
+            }
+        }
+
+    def build(self, input_value: dict) -> dict:
+        return input_value

src/backend/base/langflow/components/outputs/CSVOutput.py

@@ -0,0 +1,17 @@
+from typing import Optional
+
+from langflow.base.io.text import TextComponent
+from langflow.field_typing import Text, Data
+
+
+class CSVOutput(TextComponent):
+    display_name = "CSV Output"
+    description = "Used view csv files"
+
+    field_config = {
+        "input_value": {"display_name": "csv","info":"A csv blob","input_types":["Data"]},
+        "separator": {"display_name": "separator","info":"The separator used in the csv file","input_types":["Text"], "field_type":"Text","default_value":";","options":[";", ",", "|"]},
+    }
+
+    def build(self, input_value: Data, separator) -> Data:
+        return {"data": input_value, "separator": separator}

src/backend/base/langflow/components/outputs/ImageOutput.py

@@ -0,0 +1,15 @@
+from typing import Optional
+
+from langflow.base.io.text import TextComponent
+from langflow.field_typing import Text
+
+class ImageOutput(TextComponent):
+    display_name = "Image Output"
+    description = "Used view image files"
+
+    field_config = {
+        "input_value": {"display_name": "image","info":"A image url","input_types":["Text"]},
+    }
+
+    def build(self, input_value: Text) -> Text:
+        return input_value

src/backend/base/langflow/components/outputs/JsonOutput.py

@@ -0,0 +1,17 @@
+from langflow.base.io.text import TextComponent
+from langflow.field_typing.constants import Data, NestedDict
+
+class JsonOutput(TextComponent):
+    display_name = "JSON Output"  
+    description = "JSON Output."
+
+    def build_config(self):
+        return {
+            "input_value": {
+                "display_name": "JSON",
+                "field_type": "NestedDict"
+            }
+        }
+
+    def build(self, input_value: NestedDict) -> NestedDict:
+        return input_value

src/backend/base/langflow/components/outputs/PDFOutput.py

@@ -0,0 +1,16 @@
+from typing import Optional
+
+from langflow.base.io.text import TextComponent
+from langflow.field_typing import Text
+
+
+class PDFOutput(TextComponent):
+    display_name = "PDF Output"
+    description = "Used view pdf files"
+
+    field_config = {
+        "input_value": {"display_name": "pdf","info":"A pdf url","input_types":["Text"]},
+    }
+
+    def build(self, input_value: Text) -> Text:
+        return input_value

src/frontend/src/App.css

@@ -96,6 +96,18 @@ body {
 }
 
 .custom-hover:hover {
-  background-color: rgba(99, 102, 241, 0.1); /* Medium indigo color with 20% opacity */
+  background-color: rgba(
+    99,
+    102,
+    241,
+    0.1
+  ); /* Medium indigo color with 20% opacity */
 }
 
+.json-view-playground .json-view {
+  background-color: #fff !important;
+}
+
+.json-view-flow .json-view {
+  background-color: #bbb !important;
+}

src/frontend/src/CustomNodes/GenericNode/components/parameterComponent/index.tsx

@@ -618,7 +618,7 @@ export default function ParameterComponent({
             <FloatComponent
               disabled={disabled}
               value={data.node?.template[name].value ?? ""}
-              rangeSpec={data.node?.template[name].rangeSpec}
+              rangeSpec={data.node?.template[name]?.rangeSpec}
               onChange={handleOnNewValue}
             />
           </div>

src/frontend/src/components/cardComponent/index.tsx

@@ -1,7 +1,9 @@
 import { useEffect, useState } from "react";
 import { getComponent, postLikeComponent } from "../../controllers/API";
 import DeleteConfirmationModal from "../../modals/DeleteConfirmationModal";
+import IOModal from "../../modals/IOModal";
 import useAlertStore from "../../stores/alertStore";
+import useFlowStore from "../../stores/flowStore";
 import useFlowsManagerStore from "../../stores/flowsManagerStore";
 import { useStoreStore } from "../../stores/storeStore";
 import { storeComponent } from "../../types/store";
@@ -18,8 +20,6 @@ import {
   CardHeader,
   CardTitle,
 } from "../ui/card";
-import IOModal from "../../modals/IOModal";
-import useFlowStore from "../../stores/flowStore";
 
 export default function CollectionCardComponent({
   data,
@@ -27,7 +27,7 @@ export default function CollectionCardComponent({
   disabled = false,
   button,
   onDelete,
-  playground
+  playground,
 }: {
   data: storeComponent;
   authorized?: boolean;
@@ -55,9 +55,9 @@ export default function CollectionCardComponent({
   const setNodes = useFlowStore((state) => state.setNodes);
   const setEdges = useFlowStore((state) => state.setEdges);
   const [openPlayground, setOpenPlayground] = useState(false);
-  const setCurrentFlowId = useFlowsManagerStore((state) => state.setCurrentFlowId);
-
-
+  const setCurrentFlowId = useFlowsManagerStore(
+    (state) => state.setCurrentFlowId
+  );
 
   const name = data.is_component ? "Component" : "Flow";
 
@@ -86,16 +86,18 @@ export default function CollectionCardComponent({
         addFlow(true, newFlow)
           .then((id) => {
             setSuccessData({
-              title: `${name} ${isStore ? "Downloaded" : "Installed"
-                } Successfully.`,
+              title: `${name} ${
+                isStore ? "Downloaded" : "Installed"
+              } Successfully.`,
             });
             setLoading(false);
           })
           .catch((error) => {
             setLoading(false);
             setErrorData({
-              title: `Error ${isStore ? "downloading" : "installing"
-                } the ${name}`,
+              title: `Error ${
+                isStore ? "downloading" : "installing"
+              } the ${name}`,
               list: [error["response"]["data"]["detail"]],
             });
           });
@@ -362,15 +364,13 @@ export default function CollectionCardComponent({
               </div>
             )}
             {button && button}
-            {playground &&
+            {playground && (
               <Button
                 tabIndex={-1}
                 variant="outline"
                 size="sm"
                 className="whitespace-nowrap "
-                data-testid={
-                  "playground-flow-button-" + data.id
-                }
+                data-testid={"playground-flow-button-" + data.id}
                 onClick={() => {
                   setCurrentFlowId(data.id);
                   setOpenPlayground(true);
@@ -381,14 +381,16 @@ export default function CollectionCardComponent({
                   className="main-page-nav-button select-none"
                 />
                 Playground
-                {openPlayground && < IOModal open={openPlayground} setOpen={setOpenPlayground}>
-                  <></>
-                </IOModal>}
+                {openPlayground && (
+                  <IOModal open={openPlayground} setOpen={setOpenPlayground}>
+                    <></>
+                  </IOModal>
+                )}
               </Button>
-            }
+            )}
           </div>
         </div>
       </CardFooter>
-    </Card >
+    </Card>
   );
 }

src/frontend/src/components/codeTabsComponent/index.tsx

@@ -267,7 +267,7 @@ export default function CodeTabsComponent({
                                               <div className="mx-auto">
                                                 {node.data.node.template[
                                                   templateField
-                                                ].list ? (
+                                                ]?.list ? (
                                                   <InputListComponent
                                                     componentName={
                                                       templateField
@@ -745,7 +745,7 @@ export default function CodeTabsComponent({
                                                   isList={
                                                     node.data.node!.template[
                                                       templateField
-                                                    ].list ?? false
+                                                    ]?.list ?? false
                                                   }
                                                 />
                                               </div>

src/frontend/src/components/keypairListComponent/index.tsx

@@ -20,7 +20,13 @@ export default function KeypairListComponent({
     }
   }, [disabled]);
 
-  const ref = useRef(value.length === 0 ? [{ "": "" }] : value);
+  const checkValueType = (value) => {
+    return Array.isArray(value) ? value : [value];
+  };
+
+  const ref = useRef<any>([]);
+  ref.current =
+    !value || value?.length === 0 ? [{ "": "" }] : checkValueType(value);
 
   useEffect(() => {
     if (JSON.stringify(value) !== JSON.stringify(ref.current)) {

src/frontend/src/constants/constants.ts

@@ -711,13 +711,19 @@ export const LANGFLOW_SUPPORTED_TYPES = new Set([
 
 export const priorityFields = new Set(["code", "template"]);
 
-export const INPUT_TYPES = new Set(["ChatInput", "TextInput", "KeyPairInput"]);
+export const INPUT_TYPES = new Set([
+  "ChatInput",
+  "TextInput",
+  "KeyPairInput",
+  "JsonInput",
+]);
 export const OUTPUT_TYPES = new Set([
   "ChatOutput",
   "TextOutput",
   "PDFOutput",
   "ImageOutput",
   "CSVOutput",
+  "JsonOutput",
 ]);
 
 export const CHAT_FIRST_INITIAL_TEXT =

src/frontend/src/modals/EditNodeModal/index.tsx

@@ -203,7 +203,7 @@ const EditNodeModal = forwardRef(
                                 !myData.node.template[templateParam].options ? (
                                   <div className="mx-auto">
                                     {myData.node.template[templateParam]
-                                      .list ? (
+                                      ?.list ? (
                                       <InputListComponent
                                         componentName={templateParam}
                                         editNode={true}
@@ -345,7 +345,7 @@ const EditNodeModal = forwardRef(
                                       }}
                                       isList={
                                         data.node?.template[templateParam]
-                                          .list ?? false
+                                          ?.list ?? false
                                       }
                                     />
                                   </div>
@@ -420,6 +420,10 @@ const EditNodeModal = forwardRef(
                                     .type === "int" ? (
                                   <div className="mx-auto">
                                     <IntComponent
+                                      rangeSpec={
+                                        data.node?.template[templateParam]
+                                          ?.rangeSpec
+                                      }
                                       id={
                                         "edit-int-input-" +
                                         myData.node.template[templateParam].name

src/frontend/src/modals/IOModal/components/IOFieldView/components/JSONInput/index.tsx

@@ -0,0 +1,45 @@
+import { useEffect, useRef } from "react";
+import JsonView from "react18-json-view";
+import { useDarkStore } from "../../../../../../stores/darkStore";
+import { DictComponentType } from "../../../../../../types/components";
+
+export default function IoJsonInput({
+  value = [],
+  onChange,
+  left,
+  output,
+}: DictComponentType): JSX.Element {
+  useEffect(() => {
+    if (value) onChange(value);
+  }, [value]);
+  const isDark = useDarkStore((state) => state.dark);
+
+  const ref = useRef<any>(null);
+  ref.current = value;
+
+  const getClassNames = () => {
+    if (!isDark && !left) return "json-view-playground-white";
+    if (!isDark && left) return "json-view-playground-white-left";
+    if (isDark && left) return "json-view-playground-dark-left";
+    if (isDark && !left) return "json-view-playground-dark";
+  };
+
+  return (
+    <div className="w-full">
+      <JsonView
+        className={getClassNames()}
+        theme="vscode"
+        dark={isDark}
+        editable={!output}
+        enableClipboard
+        onEdit={(edit) => {
+          ref.current = edit["src"];
+        }}
+        onChange={(edit) => {
+          ref.current = edit["src"];
+        }}
+        src={ref.current}
+      />
+    </div>
+  );
+}

src/frontend/src/modals/IOModal/components/IOFieldView/components/keyPairInput/index.tsx

@@ -0,0 +1,91 @@
+import _ from "lodash";
+import { useRef } from "react";
+import IconComponent from "../../../../../../components/genericIconComponent";
+import { Input } from "../../../../../../components/ui/input";
+import { classNames } from "../../../../../../utils/utils";
+
+const IOKeyPairInput = ({ value, onChange, duplicateKey, isList = true }) => {
+  const checkValueType = (value) => {
+    return Array.isArray(value) ? value : [value];
+  };
+
+  const ref = useRef<any>([]);
+  ref.current =
+    !value || value?.length === 0 ? [{ "": "" }] : checkValueType(value);
+
+  const handleChangeKey = (event, idx) => {
+    const oldKey = Object.keys(ref.current[idx])[0];
+    const updatedObj = { [event.target.value]: ref.current[idx][oldKey] };
+    ref.current[idx] = updatedObj;
+    onChange(ref.current);
+  };
+
+  const handleChangeValue = (newValue, idx) => {
+    const key = Object.keys(ref.current[idx])[0];
+    ref.current[idx][key] = newValue;
+    onChange(ref.current);
+  };
+
+  return (
+    <>
+      <div className={classNames("flex h-full flex-col gap-3")}>
+        {ref.current?.map((obj, index) => {
+          return Object.keys(obj).map((key, idx) => {
+            return (
+              <div key={idx} className="flex w-full gap-2">
+                <Input
+                  type="text"
+                  value={key.trim()}
+                  className={classNames(duplicateKey ? "input-invalid" : "")}
+                  placeholder="Type key..."
+                  onChange={(event) => handleChangeKey(event, index)}
+                />
+
+                <Input
+                  type="text"
+                  value={obj[key]}
+                  placeholder="Type a value..."
+                  onChange={(event) =>
+                    handleChangeValue(event.target.value, index)
+                  }
+                />
+
+                {isList && index === ref.current.length - 1 ? (
+                  <button
+                    onClick={() => {
+                      let newInputList = _.cloneDeep(ref.current);
+                      newInputList.push({ "": "" });
+                      onChange(newInputList);
+                    }}
+                  >
+                    <IconComponent
+                      name="Plus"
+                      className={"h-4 w-4 hover:text-accent-foreground"}
+                    />
+                  </button>
+                ) : isList ? (
+                  <button
+                    onClick={() => {
+                      let newInputList = _.cloneDeep(ref.current);
+                      newInputList.splice(index, 1);
+                      onChange(newInputList);
+                    }}
+                  >
+                    <IconComponent
+                      name="X"
+                      className="h-4 w-4 hover:text-status-red"
+                    />
+                  </button>
+                ) : (
+                  ""
+                )}
+              </div>
+            );
+          });
+        })}
+      </div>
+    </>
+  );
+};
+
+export default IOKeyPairInput;

src/frontend/src/modals/IOModal/components/IOFieldView/index.tsx

@@ -1,4 +1,5 @@
 import { cloneDeep } from "lodash";
+import { useState } from "react";
 import ImageViewer from "../../../../components/ImageViewer";
 import CsvOutputComponent from "../../../../components/csvOutputComponent";
 import PdfViewer from "../../../../components/pdfViewer";
@@ -15,7 +16,13 @@ import { PDFViewConstant } from "../../../../constants/constants";
 import { InputOutput } from "../../../../constants/enums";
 import useFlowStore from "../../../../stores/flowStore";
 import { IOFieldViewProps } from "../../../../types/components";
+import {
+  convertValuesToNumbers,
+  hasDuplicateKeys,
+} from "../../../../utils/reactflowUtils";
 import IOFileInput from "./components/FileInput";
+import IoJsonInput from "./components/JSONInput";
+import IOKeyPairInput from "./components/keyPairInput";
 
 export default function IOFieldView({
   type,
@@ -39,6 +46,7 @@ export default function IOFieldView({
       }
     }
   };
+  const [errorDuplicateKey, setErrorDuplicateKey] = useState(false);
 
   function handleOutputType() {
     if (!node) return <>"No node found!"</>;
@@ -78,6 +86,39 @@ export default function IOFieldView({
               />
             );
 
+          case "KeyPairInput":
+            return (
+              <IOKeyPairInput
+                value={node.data.node!.template["input_value"]?.value}
+                onChange={(e) => {
+                  if (node) {
+                    let newNode = cloneDeep(node);
+                    newNode.data.node!.template["input_value"].value = e;
+                    setNode(node.id, newNode);
+                  }
+                  const valueToNumbers = convertValuesToNumbers(e);
+                  setErrorDuplicateKey(hasDuplicateKeys(valueToNumbers));
+                }}
+                duplicateKey={errorDuplicateKey}
+                isList={node.data.node!.template["input_value"]?.list ?? false}
+              />
+            );
+
+          case "JsonInput":
+            return (
+              <IoJsonInput
+                value={node.data.node!.template["input_value"]?.value}
+                onChange={(e) => {
+                  if (node) {
+                    let newNode = cloneDeep(node);
+                    newNode.data.node!.template["input_value"].value = e;
+                    setNode(node.id, newNode);
+                  }
+                }}
+                left={left}
+              />
+            );
+
           default:
             return (
               <Textarea
@@ -169,6 +210,22 @@ export default function IOFieldView({
               />
             );
 
+          case "JsonOutput":
+            return (
+              <IoJsonInput
+                value={node.data.node!.template["input_value"]?.value}
+                onChange={(e) => {
+                  if (node) {
+                    let newNode = cloneDeep(node);
+                    newNode.data.node!.template["input_value"].value = e;
+                    setNode(node.id, newNode);
+                  }
+                }}
+                left={left}
+                output
+              />
+            );
+
           default:
             return (
               <Textarea

src/frontend/src/modals/dictAreaModal/index.tsx

@@ -11,6 +11,7 @@ import "react18-json-view/src/style.css";
 import IconComponent from "../../components/genericIconComponent";
 import { Button } from "../../components/ui/button";
 import { CODE_DICT_DIALOG_SUBTITLE } from "../../constants/constants";
+import { useDarkStore } from "../../stores/darkStore";
 import BaseModal from "../baseModal";
 
 export default function DictAreaModal({
@@ -19,7 +20,7 @@ export default function DictAreaModal({
   value,
 }): JSX.Element {
   const [open, setOpen] = useState(false);
-
+  const isDark = useDarkStore((state) => state.dark);
   const ref = useRef(value);
 
   useEffect(() => {
@@ -41,7 +42,8 @@ export default function DictAreaModal({
         <div className="flex h-full w-full flex-col transition-all ">
           <JsonView
             theme="vscode"
-            dark={true}
+            dark={isDark}
+            className={!isDark ? "json-view-white" : "json-view-dark"}
             editable
             enableClipboard
             onEdit={(edit) => {

src/frontend/src/style/classes.css

@@ -68,3 +68,31 @@ select:-webkit-autofill:focus {
   background-color: #bbb;
   border-radius: 999px;
 }
+
+.json-view-playground-white-left {
+  background-color: #fff !important;
+  height: fit-content !important;
+}
+
+.json-view-playground-dark {
+  background-color: #141924 !important;
+  height: fit-content !important;
+}
+
+.json-view-playground-white {
+  background-color: #f8fafc !important;
+  height: fit-content !important;
+}
+
+.json-view-playground-dark-left {
+  background-color: #0c101a !important;
+  height: fit-content !important;
+}
+
+.json-view-white {
+  background-color: #f8fafc !important;
+}
+
+.json-view-dark {
+  background-color: #141924 !important;
+}

src/frontend/src/types/components/index.ts

@@ -80,15 +80,6 @@ export type InputGlobalComponentType = {
   editNode?: boolean;
 };
 
-export type InputGlobalComponentType = {
-  disabled: boolean;
-  onChange: (value: string) => void;
-  setDb: (value: boolean) => void;
-  name: string;
-  data: NodeDataType;
-  editNode?: boolean;
-};
-
 export type KeyPairListComponentType = {
   value: any;
   onChange: (value: Object[]) => void;
@@ -102,9 +93,11 @@ export type KeyPairListComponentType = {
 export type DictComponentType = {
   value: any;
   onChange: (value) => void;
-  disabled: boolean;
+  disabled?: boolean;
   editNode?: boolean;
   id?: string;
+  left?: boolean;
+  output?: boolean;
 };
 
 export type TextAreaComponentType = {