feat: tool output vars

web/app/components/workflow/constants.ts

@@ -312,3 +312,14 @@ export const HTTP_REQUEST_OUTPUT_STRUCT: Var[] = [
     type: VarType.string,
   },
 ]
+
+export const TOOL_OUTPUT_STRUCT: Var[] = [
+  {
+    variable: 'text',
+    type: VarType.string,
+  },
+  {
+    variable: 'files',
+    type: VarType.arrayFile,
+  },
+]

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

@@ -11,6 +11,7 @@ import {
   LLM_OUTPUT_STRUCT,
   SUPPORT_OUTPUT_VARS_NODE,
   TEMPLATE_TRANSFORM_OUTPUT_STRUCT,
+  TOOL_OUTPUT_STRUCT,
 } from '@/app/components/workflow/constants'
 
 const inputVarTypeToVarType = (type: InputVarType): VarType => {
@@ -89,6 +90,12 @@ const formatItem = (item: any, isChatMode: boolean): NodeOutPutVar => {
           type: output_type,
         },
       ]
+      break
+    }
+
+    case BlockEnum.Tool: {
+      res.vars = TOOL_OUTPUT_STRUCT
+      break
     }
   }
 

web/app/components/workflow/nodes/tool/panel.tsx

@@ -12,6 +12,7 @@ import Form from '@/app/components/header/account-setting/model-provider-page/mo
 import ConfigCredential from '@/app/components/tools/setting/build-in/config-credentials'
 import Loading from '@/app/components/base/loading'
 import BeforeRunForm from '@/app/components/workflow/nodes/_base/components/before-run-form'
+import OutputVars, { VarItem } from '@/app/components/workflow/nodes/_base/components/output-vars'
 
 const i18nPrefix = 'workflow.nodes.tool'
 
@@ -110,6 +111,45 @@ const Panel: FC<NodePanelProps<ToolNodeType>> = ({
         />
       )}
 
+      <div className='px-4 pt-4 pb-2'>
+        <OutputVars>
+          <>
+            <VarItem
+              name='text'
+              type='Array[Object]'
+              description={t(`${i18nPrefix}.outputVars.text`)}
+            />
+            <VarItem
+              name='files'
+              type='Array[File]'
+              description={t(`${i18nPrefix}.outputVars.files.title`)}
+              subItems={[
+                {
+                  name: 'type',
+                  type: 'string',
+                  description: t(`${i18nPrefix}.outputVars.files.type`),
+                },
+                {
+                  name: 'transfer_method',
+                  type: 'string',
+                  description: t(`${i18nPrefix}.outputVars.files.transfer_method`),
+                },
+                {
+                  name: 'url',
+                  type: 'string',
+                  description: t(`${i18nPrefix}.outputVars.files.url`),
+                },
+                {
+                  name: 'upload_file_id',
+                  type: 'string',
+                  description: t(`${i18nPrefix}.outputVars.files.upload_file_id`),
+                },
+              ]}
+            />
+          </>
+        </OutputVars>
+      </div>
+
       {isShowSingleRun && (
         <BeforeRunForm
           nodeName={inputs.title}

web/app/components/workflow/types.ts

@@ -128,6 +128,7 @@ export enum VarType {
   arrayString = 'array[string]',
   arrayNumber = 'array[number]',
   arrayObject = 'array[object]',
+  arrayFile = 'array[file]',
 }
 
 export type Var = {

web/i18n/en-US/workflow.ts

@@ -245,6 +245,16 @@ const translation = {
     tool: {
       toAuthorize: 'To authorize',
       inputVars: 'Input Variables',
+      outputVars: {
+        text: 'tool generated content',
+        files: {
+          title: 'tool generated files',
+          type: 'Support type. Now only support image',
+          transfer_method: 'Transfer method.Value is  remote_url or local_file',
+          url: 'Image url',
+          upload_file_id: 'Upload file id',
+        },
+      },
     },
     questionClassifiers: {
       model: 'model',

web/i18n/zh-Hans/workflow.ts

@@ -245,6 +245,16 @@ const translation = {
     tool: {
       toAuthorize: '授权',
       inputVars: '输入变量',
+      outputVars: {
+        text: '工具生成的内容',
+        files: {
+          title: '工具生成的文件',
+          type: '支持类型。现在只支持图片',
+          transfer_method: '传输方式。值为 remote_url 或 local_file',
+          url: '图片链接',
+          upload_file_id: '上传文件ID',
+        },
+      },
     },
     questionClassifiers: {
       model: '模型',