Feat: The agent operator and message operator can only select string variables as prompt words. #10427 (#11054)

### What problem does this PR solve?

Feat: The agent operator and message operator can only select string
variables as prompt words. #10427
### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/agent/canvas/node/tool-node.tsx

@@ -58,6 +58,7 @@ function InnerToolNode({
             const mcp = x as unknown as IAgentForm['mcp'][number];
             return (
               <ToolCard
+                key={mcp.mcp_id}
                 onClick={handleClick(mcp.mcp_id)}
                 className="cursor-pointer"
                 data-tool={x.mcp_id}
@@ -70,6 +71,7 @@ function InnerToolNode({
           const tool = x as unknown as IAgentForm['tools'][number];
           return (
             <ToolCard
+              key={tool.component_name}
               onClick={handleClick(tool.component_name)}
               className="cursor-pointer"
               data-tool={tool.component_name}

web/src/pages/agent/form/agent-form/index.tsx

@@ -26,6 +26,7 @@ import { useTranslation } from 'react-i18next';
 import { z } from 'zod';
 import {
   AgentExceptionMethod,
+  JsonSchemaDataType,
   NodeHandleId,
   VariableType,
   initialAgentValues,
@@ -157,6 +158,7 @@ function AgentForm({ node }: INextOperatorForm) {
                     placeholder={t('flow.messagePlaceholder')}
                     showToolbar={true}
                     extraOptions={extraOptions}
+                    types={[JsonSchemaDataType.String]}
                   ></PromptEditor>
                 </FormControl>
               </FormItem>
@@ -174,6 +176,7 @@ function AgentForm({ node }: INextOperatorForm) {
                       <PromptEditor
                         {...field}
                         showToolbar={true}
+                        types={[JsonSchemaDataType.String]}
                       ></PromptEditor>
                     </section>
                   </FormControl>

web/src/pages/agent/form/components/prompt-editor/index.tsx

@@ -21,6 +21,7 @@ import {
   TooltipTrigger,
 } from '@/components/ui/tooltip';
 import { cn } from '@/lib/utils';
+import { JsonSchemaDataType } from '@/pages/agent/constant';
 import { useLexicalComposerContext } from '@lexical/react/LexicalComposerContext';
 import { Variable } from 'lucide-react';
 import { ReactNode, useCallback, useState } from 'react';
@@ -54,6 +55,7 @@ type IProps = {
   value?: string;
   onChange?: (value?: string) => void;
   placeholder?: ReactNode;
+  types?: JsonSchemaDataType[];
 } & PromptContentProps &
   Pick<VariablePickerMenuPluginProps, 'extraOptions' | 'baseOptions'>;
 
@@ -127,6 +129,7 @@ export function PromptEditor({
   multiLine = true,
   extraOptions,
   baseOptions,
+  types,
 }: IProps) {
   const { t } = useTranslation();
   const initialConfig: InitialConfigType = {
@@ -179,6 +182,7 @@ export function PromptEditor({
           value={value}
           extraOptions={extraOptions}
           baseOptions={baseOptions}
+          types={types}
         ></VariablePickerMenuPlugin>
         <PasteHandlerPlugin />
         <VariableOnChangePlugin

web/src/pages/agent/form/components/prompt-editor/variable-picker-plugin.tsx

@@ -30,11 +30,12 @@ import * as ReactDOM from 'react-dom';
 
 import { $createVariableNode } from './variable-node';
 
+import { JsonSchemaDataType } from '@/pages/agent/constant';
 import {
   useFindAgentStructuredOutputLabel,
   useShowSecondaryMenu,
 } from '@/pages/agent/hooks/use-build-structured-output';
-import { useBuildQueryVariableOptions } from '@/pages/agent/hooks/use-get-begin-query';
+import { useFilterQueryVariableOptionsByTypes } from '@/pages/agent/hooks/use-get-begin-query';
 import { PromptIdentity } from '../../agent-form/use-build-prompt-options';
 import { StructuredOutputSecondaryMenu } from '../structured-output-secondary-menu';
 import { ProgrammaticTag } from './constant';
@@ -80,9 +81,11 @@ function VariablePickerMenuItem({
   index,
   option,
   selectOptionAndCleanUp,
+  types,
 }: {
   index: number;
   option: VariableOption;
+  types?: JsonSchemaDataType[];
   selectOptionAndCleanUp: (
     option: VariableOption | VariableInnerOption,
   ) => void;
@@ -108,6 +111,7 @@ function VariablePickerMenuItem({
                 <StructuredOutputSecondaryMenu
                   key={x.value}
                   data={x}
+                  types={types}
                   click={(y) =>
                     selectOptionAndCleanUp({
                       ...x,
@@ -149,11 +153,13 @@ export type VariablePickerMenuPluginProps = {
   value?: string;
   extraOptions?: VariablePickerMenuOptionType[];
   baseOptions?: VariablePickerMenuOptionType[];
+  types?: JsonSchemaDataType[];
 };
 export default function VariablePickerMenuPlugin({
   value,
   extraOptions,
   baseOptions,
+  types,
 }: VariablePickerMenuPluginProps): JSX.Element {
   const [editor] = useLexicalComposerContext();
 
@@ -180,7 +186,7 @@ export default function VariablePickerMenuPlugin({
 
   const [queryString, setQueryString] = React.useState<string | null>('');
 
-  let options = useBuildQueryVariableOptions();
+  let options = useFilterQueryVariableOptionsByTypes(types);
 
   if (baseOptions) {
     options = baseOptions as typeof options;
@@ -379,6 +385,7 @@ export default function VariablePickerMenuPlugin({
                       index={i}
                       key={option.key}
                       option={option}
+                      types={types}
                       selectOptionAndCleanUp={selectOptionAndCleanUp}
                     />
                   ))}

web/src/pages/agent/form/components/query-variable.tsx

@@ -5,12 +5,11 @@ import {
   FormLabel,
   FormMessage,
 } from '@/components/ui/form';
-import { isEmpty, toLower } from 'lodash';
-import { ReactNode, useMemo } from 'react';
+import { ReactNode } from 'react';
 import { useFormContext } from 'react-hook-form';
 import { useTranslation } from 'react-i18next';
 import { JsonSchemaDataType } from '../../constant';
-import { useBuildQueryVariableOptions } from '../../hooks/use-get-begin-query';
+import { useFilterQueryVariableOptionsByTypes } from '../../hooks/use-get-begin-query';
 import { GroupedSelectWithSecondaryMenu } from './select-with-secondary-menu';
 
 type QueryVariableProps = {
@@ -31,22 +30,7 @@ export function QueryVariable({
   const { t } = useTranslation();
   const form = useFormContext();
 
-  const nextOptions = useBuildQueryVariableOptions();
-
-  const finalOptions = useMemo(() => {
-    return !isEmpty(types)
-      ? nextOptions.map((x) => {
-          return {
-            ...x,
-            options: x.options.filter(
-              (y) =>
-                types?.some((x) => toLower(y.type).includes(x)) ||
-                y.type === undefined, // agent structured output
-            ),
-          };
-        })
-      : nextOptions;
-  }, [nextOptions, types]);
+  const finalOptions = useFilterQueryVariableOptionsByTypes(types);
 
   return (
     <FormField

web/src/pages/agent/form/message-form/index.tsx

@@ -14,6 +14,7 @@ import { memo } from 'react';
 import { useFieldArray, useForm } from 'react-hook-form';
 import { useTranslation } from 'react-i18next';
 import { z } from 'zod';
+import { JsonSchemaDataType } from '../../constant';
 import { INextOperatorForm } from '../../interface';
 import { FormWrapper } from '../components/form-wrapper';
 import { PromptEditor } from '../components/prompt-editor';
@@ -66,6 +67,7 @@ function MessageForm({ node }: INextOperatorForm) {
                           <PromptEditor
                             {...field}
                             placeholder={t('flow.messagePlaceholder')}
+                            types={[JsonSchemaDataType.String]}
                           ></PromptEditor>
                         </FormControl>
                       </FormItem>

web/src/pages/agent/hooks/use-get-begin-query.tsx

@@ -4,12 +4,14 @@ import { RAGFlowNodeType } from '@/interfaces/database/flow';
 import { buildNodeOutputOptions } from '@/utils/canvas-util';
 import { DefaultOptionType } from 'antd/es/select';
 import { t } from 'i18next';
+import { isEmpty, toLower } from 'lodash';
 import get from 'lodash/get';
 import { useCallback, useContext, useEffect, useMemo, useState } from 'react';
 import {
   AgentDialogueMode,
   BeginId,
   BeginQueryType,
+  JsonSchemaDataType,
   Operator,
   VariableType,
 } from '../constant';
@@ -171,6 +173,29 @@ export function useBuildQueryVariableOptions(n?: RAGFlowNodeType) {
   return nextOptions;
 }
 
+export function useFilterQueryVariableOptionsByTypes(
+  types?: JsonSchemaDataType[],
+) {
+  const nextOptions = useBuildQueryVariableOptions();
+
+  const filteredOptions = useMemo(() => {
+    return !isEmpty(types)
+      ? nextOptions.map((x) => {
+          return {
+            ...x,
+            options: x.options.filter(
+              (y) =>
+                types?.some((x) => toLower(y.type).includes(x)) ||
+                y.type === undefined, // agent structured output
+            ),
+          };
+        })
+      : nextOptions;
+  }, [nextOptions, types]);
+
+  return filteredOptions;
+}
+
 export function useBuildComponentIdOptions(nodeId?: string, parentId?: string) {
   const nodes = useGraphStore((state) => state.nodes);