node selector of base field

web/app/components/base/form/components/base/base-field.tsx

@@ -33,6 +33,7 @@ import PromptGeneratorBtn from '@/app/components/workflow/nodes/llm/components/p
 import Slider from '@/app/components/base/slider'
 import Tooltip from '@/app/components/base/tooltip'
 import Switch from '../../../switch'
+import NodeSelector from '@/app/components/workflow/panel/chat-variable-panel/components/node-selector'
 
 export type BaseFieldProps = {
   fieldClassName?: string
@@ -168,7 +169,7 @@ const BaseField = ({
               <RiArrowDownSFill
                 className={cn(
                   'h-4 w-4 text-text-quaternary',
-                  value && '-rotate-90',
+                  !value && '-rotate-90',
                 )}
               />
             )
@@ -412,6 +413,14 @@ const BaseField = ({
               />
             )
           }
+          {
+            type === FormTypeEnum.nodeSelector && (
+              <NodeSelector
+                value={value}
+                onChange={handleChange}
+              />
+            )
+          }
           {
             type === FormTypeEnum.boolean && (
               <Radio.Group

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

@@ -42,6 +42,7 @@ export enum FormTypeEnum {
   boolean = 'boolean',
   booleanList = 'boolean-list',
   switch = 'switch',
+  nodeSelector = 'node-selector', // used in memory variable form
 }
 
 export type FormOption = {

web/app/components/workflow/panel/chat-variable-panel/components/node-selector.tsx

@@ -0,0 +1,55 @@
+'use client'
+import type { FC } from 'react'
+import React, { useState } from 'react'
+import {
+  useNodes,
+} from 'reactflow'
+import {
+  PortalToFollowElem,
+  PortalToFollowElemContent,
+  PortalToFollowElemTrigger,
+} from '@/app/components/base/portal-to-follow-elem'
+import type {
+  CommonNodeType,
+} from '@/app/components/workflow/types'
+import { BlockEnum } from '@/app/components/workflow/types'
+
+type Props = {
+  value: boolean
+  onChange: (value: boolean) => void
+  nodeType?: BlockEnum
+}
+
+const NodeSelector: FC<Props> = ({
+  value,
+  onChange,
+  nodeType = BlockEnum.LLM,
+}) => {
+  const [open, setOpen] = useState(false)
+  const nodes = useNodes<CommonNodeType>()
+
+  const filteredNodes = nodeType ? nodes.filter(node => node.data?.type === nodeType) : nodes
+
+  return (
+    <PortalToFollowElem
+      open={open}
+      onOpenChange={setOpen}
+      placement='bottom-end'
+      offset={4}
+    >
+      <PortalToFollowElemTrigger onClick={() => setOpen(v => !v)}>
+        <span>Select Node</span>
+      </PortalToFollowElemTrigger>
+      <PortalToFollowElemContent className='z-[25]'>
+        <div className='rounded-xl border-[0.5px] border-components-panel-border bg-components-panel-bg p-1 shadow-lg'>
+          {filteredNodes.map(node => (
+            <div key={node.id} className=''>
+              {node.data?.title}
+            </div>
+          ))}
+        </div>
+      </PortalToFollowElemContent>
+    </PortalToFollowElem>
+  )
+}
+export default React.memo(NodeSelector)

web/app/components/workflow/panel/chat-variable-panel/hooks/use-form/use-memory-schema.ts

@@ -94,14 +94,14 @@ export const useMemorySchema = () => {
       fieldClassName: 'flex justify-between',
       inputClassName: 'w-[102px]',
       options: [
-        {
-          label: 'Conversation',
-          value: 'conversation',
-        },
         {
           label: 'App',
           value: 'app',
         },
+        {
+          label: 'Node',
+          value: 'node',
+        },
       ],
       show_on: [
         {
@@ -113,6 +113,24 @@ export const useMemorySchema = () => {
         withTopDivider: true,
       },
     },
+    {
+      name: 'node',
+      label: 'Node',
+      type: FormTypeEnum.nodeSelector,
+      fieldClassName: 'flex justify-between',
+      inputClassName: 'w-[102px]',
+      default: '',
+      show_on: [
+        {
+          variable: 'value_type',
+          value: [ChatVarType.Memory],
+        },
+        {
+          variable: 'scope',
+          value: 'node',
+        },
+      ],
+    },
     {
       name: 'term',
       label: 'Term',
@@ -216,7 +234,7 @@ export const useMemoryDefaultValues = () => {
     instruction: '',
     strategy: 'on_turns',
     update_turns: 0,
-    scope: 'conversation',
+    scope: 'app',
     term: 'session',
     more: false,
     model: '',