fix: var render (#5857)

* fix: timeselector ui error * var update node * fix: var render * fix: prompt editor * perf: init * fix: retry input * fix: prompt editor * fix: editor

fix: var render (#5857)
* fix: timeselector ui error * var update node * fix: var render * fix: prompt editor * perf: init * fix: retry input * fix: prompt editor * fix: editor
44e87e30 · Archer · GitHub · a499d05a · 44e87e30 · 44e87e30
Commit 44e87e30 authored Nov 04, 2025 by Archer Committed by GitHub Nov 04, 2025
15 changed files
--- a/document/content/docs/upgrading/4-14/4140.mdx
+++ b/document/content/docs/upgrading/4-14/4140.mdx
@@ -52,11 +52,12 @@ curl --location --request POST 'https://{{host}}/api/admin/initv4140' \
 ## 🐛 修复
-1. Claude 工具调用，如果下标从 1 开始会导致参数异常。
+1. Prompt 编辑器存在特殊语法时候，无法解析正确内容。
-2. S3 删除头像，如果 key 为空时，会抛错，导致流程阻塞。
+2. Claude 工具调用，如果下标从 1 开始会导致参数异常。
-3. 工作流前置IO 变更时，依赖未及时刷新。
+3. S3 删除头像，如果 key 为空时，会抛错，导致流程阻塞。
-4. 导出对话日志，缺少反馈记录。
+4. 工作流前置IO 变更时，依赖未及时刷新。
-5. 工作流欢迎语输入框输入时，光标会偏移到最后一位。
+5. 导出对话日志，缺少反馈记录。
-6. 存在交互节点和连续批量执行时，会导致工作流运行逻辑错误。
+6. 工作流欢迎语输入框输入时，光标会偏移到最后一位。
-7. 工作流 Redo 操作后，编辑记录无法再继续推送快照。
+7. 存在交互节点和连续批量执行时，会导致工作流运行逻辑错误。
+8. 工作流 Redo 操作后，编辑记录无法再继续推送快照。
--- a/document/data/doc-last-modified.json
+++ b/document/data/doc-last-modified.json
@@ -19,7 +19,7 @@
  "document/content/docs/introduction/development/custom-models/ollama.mdx": "2025-08-05T23:20:39+08:00",
  "document/content/docs/introduction/development/custom-models/xinference.mdx": "2025-08-05T23:20:39+08:00",
  "document/content/docs/introduction/development/design/dataset.mdx": "2025-07-23T21:35:03+08:00",
-  "document/content/docs/introduction/development/design/design_plugin.mdx": "2025-10-30T22:14:07+08:00",
+  "document/content/docs/introduction/development/design/design_plugin.mdx": "2025-11-04T16:58:12+08:00",
  "document/content/docs/introduction/development/docker.mdx": "2025-09-29T11:34:11+08:00",
  "document/content/docs/introduction/development/faq.mdx": "2025-08-12T22:22:18+08:00",
  "document/content/docs/introduction/development/intro.mdx": "2025-09-29T11:34:11+08:00",
@@ -84,11 +84,11 @@
  "document/content/docs/introduction/guide/knowledge_base/websync.mdx": "2025-08-05T23:20:39+08:00",
  "document/content/docs/introduction/guide/knowledge_base/yuque_dataset.mdx": "2025-09-17T22:29:56+08:00",
  "document/content/docs/introduction/guide/plugins/bing_search_plugin.mdx": "2025-07-23T21:35:03+08:00",
-  "document/content/docs/introduction/guide/plugins/dev_system_tool.mdx": "2025-10-30T22:14:07+08:00",
+  "document/content/docs/introduction/guide/plugins/dev_system_tool.mdx": "2025-11-04T16:58:12+08:00",
  "document/content/docs/introduction/guide/plugins/doc2x_plugin_guide.mdx": "2025-07-23T21:35:03+08:00",
  "document/content/docs/introduction/guide/plugins/google_search_plugin_guide.mdx": "2025-07-23T21:35:03+08:00",
  "document/content/docs/introduction/guide/plugins/searxng_plugin_guide.mdx": "2025-07-23T21:35:03+08:00",
-  "document/content/docs/introduction/guide/plugins/upload_system_tool.mdx": "2025-10-30T22:14:07+08:00",
+  "document/content/docs/introduction/guide/plugins/upload_system_tool.mdx": "2025-11-04T16:58:12+08:00",
  "document/content/docs/introduction/guide/team_permissions/invitation_link.mdx": "2025-07-23T21:35:03+08:00",
  "document/content/docs/introduction/guide/team_permissions/team_roles_permissions.mdx": "2025-07-23T21:35:03+08:00",
  "document/content/docs/introduction/index.en.mdx": "2025-07-23T21:35:03+08:00",
@@ -101,7 +101,7 @@
  "document/content/docs/protocol/terms.en.mdx": "2025-08-03T22:37:45+08:00",
  "document/content/docs/protocol/terms.mdx": "2025-08-03T22:37:45+08:00",
  "document/content/docs/toc.en.mdx": "2025-08-04T13:42:36+08:00",
-  "document/content/docs/toc.mdx": "2025-10-23T19:11:11+08:00",
+  "document/content/docs/toc.mdx": "2025-11-04T16:58:12+08:00",
  "document/content/docs/upgrading/4-10/4100.mdx": "2025-08-02T19:38:37+08:00",
  "document/content/docs/upgrading/4-10/4101.mdx": "2025-09-08T20:07:20+08:00",
  "document/content/docs/upgrading/4-11/4110.mdx": "2025-08-05T23:20:39+08:00",
@@ -111,10 +111,10 @@
  "document/content/docs/upgrading/4-12/4122.mdx": "2025-09-07T14:41:48+08:00",
  "document/content/docs/upgrading/4-12/4123.mdx": "2025-09-07T20:55:14+08:00",
  "document/content/docs/upgrading/4-12/4124.mdx": "2025-09-17T22:29:56+08:00",
-  "document/content/docs/upgrading/4-13/4130.mdx": "2025-09-30T16:00:10+08:00",
+  "document/content/docs/upgrading/4-13/4130.mdx": "2025-11-04T15:06:39+08:00",
  "document/content/docs/upgrading/4-13/4131.mdx": "2025-09-30T15:47:06+08:00",
  "document/content/docs/upgrading/4-13/4132.mdx": "2025-10-21T11:46:53+08:00",
-  "document/content/docs/upgrading/4-14/4140.mdx": "2025-11-03T12:13:10+08:00",
+  "document/content/docs/upgrading/4-14/4140.mdx": "2025-11-04T16:58:12+08:00",
  "document/content/docs/upgrading/4-8/40.mdx": "2025-08-02T19:38:37+08:00",
  "document/content/docs/upgrading/4-8/41.mdx": "2025-08-02T19:38:37+08:00",
  "document/content/docs/upgrading/4-8/42.mdx": "2025-08-02T19:38:37+08:00",

--- a/packages/service/common/system/log.ts
+++ b/packages/service/common/system/log.ts
@@ -46,6 +46,54 @@ const { LOG_LEVEL, STORE_LOG_LEVEL, SIGNOZ_STORE_LEVEL } = (() => {
  };
 })();
+/**
+ * Sanitize object to prevent circular references for BSON serialization
+ * Remove properties that may contain circular references
+ */
+const sanitizeObjectForBSON = (obj: Record<string, any>): Record<string, any> => {
+  try {
+    // Use JSON stringify with replacer to handle circular references
+    const seen = new WeakSet();
+    const sanitized = JSON.parse(
+      JSON.stringify(obj, (key, value) => {
+        // Handle circular references
+        if (typeof value === 'object' && value !== null) {
+          if (seen.has(value)) {
+            return '[Circular Reference]';
+          }
+          seen.add(value);
+        }
+        // Remove known problematic properties from axios config
+        if (key === 'config' && value && typeof value === 'object') {
+          return {
+            method: value.method,
+            url: value.url,
+            baseURL: value.baseURL,
+            headers: value.headers,
+            timeout: value.timeout,
+            responseType: value.responseType
+          };
+        }
+        // Remove functions and other non-serializable values
+        if (typeof value === 'function' || typeof value === 'symbol') {
+          return undefined;
+        }
+        return value;
+      })
+    );
+    return sanitized;
+  } catch (error) {
+    // If sanitization fails, return a safe fallback
+    return {
+      error: 'Failed to sanitize object',
+      originalKeys: Object.keys(obj)
+    };
+  }
+};
 /* add logger */
 export const addLog = {
  log(level: LogLevelEnum, msg: string, obj: Record<string, any> = {}) {
@@ -77,10 +125,13 @@ export const addLog = {
    if (level >= STORE_LOG_LEVEL && connectionMongo.connection.readyState === 1) {
      (async () => {
        try {
+          // Sanitize metadata to prevent circular reference errors
+          const safeMetadata = sanitizeObjectForBSON(obj);
          await getMongoLog().create({
            text: msg,
            level,
-            metadata: obj
+            metadata: safeMetadata
          });
        } catch (error) {
          console.error('store log error', error);

--- a/packages/service/core/ai/llm/utils.ts
+++ b/packages/service/core/ai/llm/utils.ts
@@ -163,7 +163,7 @@ export const loadRequestMessages = async ({
              // If imgUrl is a local path, load image from local, and set url to base64
              if (
                imgUrl.startsWith('/') ||
-                process.env.MULTIPLE_DATA_TO_BASE64 === 'true' ||
+                process.env.MULTIPLE_DATA_TO_BASE64 !== 'false' ||
                isInternalAddress(imgUrl)
              ) {
                const url = await (async () => {

--- a/packages/web/components/common/Textarea/PromptEditor/type.d.ts
+++ b/packages/web/components/common/Textarea/PromptEditor/type.d.ts
@@ -42,28 +42,11 @@ export type TextEditorNode = BaseEditorNode & {
 export type LineBreakEditorNode = BaseEditorNode & {
  type: 'linebreak';
 };
-export type VariableLabelEditorNode = BaseEditorNode & {
-  type: 'variableLabel';
-  variableKey: string;
-};
-export type VariableEditorNode = BaseEditorNode & {
-  type: 'Variable';
-  variableKey: string;
-};
 export type TabEditorNode = BaseEditorNode & {
  type: 'tab';
 };
-export type ChildEditorNode =
+// Rich text
-  | TextEditorNode
-  | LineBreakEditorNode
-  | VariableLabelEditorNode
-  | VariableEditorNode
-  | TabEditorNode;
 export type ParagraphEditorNode = BaseEditorNode & {
  type: 'paragraph';
  children: ChildEditorNode[];
@@ -72,15 +55,33 @@ export type ParagraphEditorNode = BaseEditorNode & {
  indent: number;
 };
+// ListItem 节点的 children 可以包含嵌套的 list 节点
+export type ListItemChildEditorNode =
+  | TextEditorNode
+  | LineBreakEditorNode
+  | TabEditorNode
+  | VariableLabelEditorNode
+  | VariableEditorNode;
 export type ListItemEditorNode = BaseEditorNode & {
  type: 'listitem';
-  children: Array<ChildEditorNode | ListEditorNode>;
+  children: (ListItemChildEditorNode | ListEditorNode)[];
  direction: string | null;
  format: string;
  indent: number;
  value: number;
 };
+// Custom variable node types
+export type VariableLabelEditorNode = BaseEditorNode & {
+  type: 'variableLabel';
+  variableKey: string;
+};
+export type VariableEditorNode = BaseEditorNode & {
+  type: 'Variable';
+  variableKey: string;
+};
 export type ListEditorNode = BaseEditorNode & {
  type: 'list';
  children: ListItemEditorNode[];
@@ -92,10 +93,20 @@ export type ListEditorNode = BaseEditorNode & {
  tag: 'ul' | 'ol';
 };
+export type ChildEditorNode =
+  | TextEditorNode
+  | LineBreakEditorNode
+  | TabEditorNode
+  | ParagraphEditorNode
+  | ListEditorNode
+  | ListItemEditorNode
+  | VariableLabelEditorNode
+  | VariableEditorNode;
 export type EditorState = {
  root: {
    type: 'root';
-    children: Array<ParagraphEditorNode | ListEditorNode>;
+    children: ChildEditorNode[];
    direction: string;
    format: string;
    indent: number;

--- a/packages/web/components/common/Textarea/PromptEditor/utils.ts
+++ b/packages/web/components/common/Textarea/PromptEditor/utils.ts
@@ -17,7 +17,8 @@ import type {
  ListEditorNode,
  ParagraphEditorNode,
  EditorState,
-  ListItemInfo
+  ListItemInfo,
+  ChildEditorNode
 } from './type';
 export function registerLexicalTextEntity<T extends TextNode | VariableLabelNode | VariableNode>(
@@ -472,6 +473,62 @@ export const editorStateToText = (editor: LexicalEditor) => {
  const editorState = editor.getEditorState().toJSON() as EditorState;
  const paragraphs = editorState.root.children;
+  const extractText = (node: ChildEditorNode): string => {
+    if (!node) return '';
+    // Handle line break nodes
+    if (node.type === 'linebreak') {
+      return '\n';
+    }
+    // Handle tab nodes
+    if (node.type === 'tab') {
+      return '  ';
+    }
+    // Handle text nodes
+    if (node.type === 'text') {
+      return node.text || '';
+    }
+    // Handle custom variable nodes
+    if (node.type === 'variableLabel' || node.type === 'Variable') {
+      return node.variableKey || '';
+    }
+    // Handle paragraph nodes - recursively process children
+    if (node.type === 'paragraph') {
+      if (!node.children || node.children.length === 0) {
+        return '';
+      }
+      return node.children.map(extractText).join('');
+    }
+    // Handle list item nodes - recursively process children (excluding nested lists)
+    if (node.type === 'listitem') {
+      if (!node.children || node.children.length === 0) {
+        return '';
+      }
+      // Filter out nested list nodes as they are handled separately
+      return node.children
+        .filter((child) => child.type !== 'list')
+        .map(extractText)
+        .join('');
+    }
+    // Handle list nodes - recursively process children
+    if (node.type === 'list') {
+      if (!node.children || node.children.length === 0) {
+        return '';
+      }
+      return node.children.map(extractText).join('');
+    }
+    // Unknown node type
+    console.warn('Unknown node type in extractText:', (node as any).type, node);
+    return '';
+  };
  paragraphs.forEach((paragraph) => {
    if (paragraph.type === 'list') {
      const listResults = processList({ list: paragraph });
@@ -483,19 +540,15 @@ export const editorStateToText = (editor: LexicalEditor) => {
      const indentSpaces = '  '.repeat(paragraph.indent || 0);
      children.forEach((child) => {
-        if (child.type === 'linebreak') {
+        const val = extractText(child);
-          paragraphText.push('\n');
+        paragraphText.push(val);
-        } else if (child.type === 'text') {
-          paragraphText.push(child.text);
-        } else if (child.type === 'tab') {
-          paragraphText.push('  ');
-        } else if (child.type === 'variableLabel' || child.type === 'Variable') {
-          paragraphText.push(child.variableKey);
-        }
      });
      const finalText = paragraphText.join('');
      editorStateTextString.push(indentSpaces + finalText);
+    } else {
+      const text = extractText(paragraph);
+      editorStateTextString.push(text);
    }
  });
  return editorStateTextString.join('\n');

--- a/projects/app/src/components/core/chat/ChatContainer/ChatBox/index.tsx
+++ b/projects/app/src/components/core/chat/ChatContainer/ChatBox/index.tsx
@@ -651,11 +651,12 @@ const ChatBox = ({
  // retry input
  const onDelMessage = useCallback(
-    (contentId: string) => {
+    (contentId: string, delFile = true) => {
      return delChatRecordById({
        appId,
        chatId,
        contentId,
+        delFile,
        ...outLinkAuthData
      });
    },
@@ -672,7 +673,7 @@ const ChatBox = ({
        await Promise.all(
          delHistory.map((item) => {
            if (item.dataId) {
-              return onDelMessage(item.dataId);
+              return onDelMessage(item.dataId, false);
            }
          })
        );

--- a/projects/app/src/components/core/chat/ChatContainer/ChatBox/utils.ts
+++ b/projects/app/src/components/core/chat/ChatContainer/ChatBox/utils.ts
@@ -31,7 +31,8 @@ export const formatChatValue2InputType = (value?: ChatItemValueItemType[]): Chat
              type: item.file.type,
              name: item.file.name,
              icon: getFileIcon(item.file.name),
-              url: item.file.url
+              url: item.file.url,
+              key: item.file.key
            }
          : undefined
      )

--- a/projects/app/src/global/core/chat/api.d.ts
+++ b/projects/app/src/global/core/chat/api.d.ts
@@ -88,6 +88,7 @@ export type DeleteChatItemProps = OutLinkChatAuthProps & {
  appId: string;
  chatId: string;
  contentId?: string;
+  delFile?: boolean;
 };
 export type AdminUpdateFeedbackParams = AdminFbkType & {

--- a/projects/app/src/pageComponents/app/detail/WorkflowComponents/Flow/nodes/NodeVariableUpdate.tsx
+++ b/projects/app/src/pageComponents/app/detail/WorkflowComponents/Flow/nodes/NodeVariableUpdate.tsx
@@ -34,6 +34,7 @@ import {
 import { InputTypeEnum } from '@/components/core/app/formRender/constant';
 import { WorkflowActionsContext } from '../../context/workflowActionsContext';
 import { useMemoEnhance } from '@fastgpt/web/hooks/useMemoEnhance';
+import { useMemoizedFn } from 'ahooks';
 const NodeVariableUpdate = ({ data, selected }: NodeProps<FlowNodeItemType>) => {
  const { inputs = [], nodeId } = data;
@@ -105,7 +106,7 @@ const NodeVariableUpdate = ({ data, selected }: NodeProps<FlowNodeItemType>) => 
    [inputs, nodeId, onChangeNode]
  );
-  const ValueRender = useCallback(
+  const ValueRender = useMemoizedFn(
    ({ updateItem, index }: { updateItem: TUpdateListItem; index: number }) => {
      const { inputType, formParams = {} } = (() => {
        const value = updateItem.variable;
@@ -279,7 +280,6 @@ const NodeVariableUpdate = ({ data, selected }: NodeProps<FlowNodeItemType>) => 
              return (
                <Box minW={'250px'} maxW={'400px'} borderRadius={'sm'}>
                  <InputRender
-                    // @ts-ignore
                    inputType={inputType}
                    {...formParams}
                    isRichText={false}
@@ -294,18 +294,7 @@ const NodeVariableUpdate = ({ data, selected }: NodeProps<FlowNodeItemType>) => 
          </Flex>
        </Container>
      );
-    },
+    }
-    [
-      appDetail.chatConfig,
-      externalProviderWorkflowVariables,
-      getNodeById,
-      nodeId,
-      onUpdateList,
-      systemConfigNode,
-      t,
-      updateList,
-      variables
-    ]
  );
  const Render = useMemo(() => {

--- a/projects/app/src/pages/api/admin/initv4140.ts
+++ b/projects/app/src/pages/api/admin/initv4140.ts
@@ -174,7 +174,7 @@ async function migrateSystemPluginsToTools(typeToGroupMap: Map<string, string>):
      pluginId: plugin.pluginId?.startsWith(AppToolSourceEnum.community)
        ? plugin.pluginId.replace(AppToolSourceEnum.community, AppToolSourceEnum.systemTool)
        : plugin.pluginId,
-      status: !plugin.isActive ? PluginStatusEnum.Offline : PluginStatusEnum.Normal,
+      status: plugin.isActive === false ? PluginStatusEnum.Offline : PluginStatusEnum.Normal,
      defaultInstalled: false,
      originCost: plugin.originCost || 0,
      currentCost: plugin.currentCost || 0,
@@ -182,7 +182,7 @@ async function migrateSystemPluginsToTools(typeToGroupMap: Map<string, string>):
      pluginOrder: plugin.pluginOrder,
      systemKeyCost: plugin.systemKeyCost || 0,
      customConfig: plugin.customConfig ? { ...plugin.customConfig } : {},
-      inputListVal: plugin.inputListVal || {}
+      inputListVal: plugin.inputListVal
    };
    // 迁移 templateType → tags

--- a/projects/app/src/pages/api/core/chat/item/delete.ts
+++ b/projects/app/src/pages/api/core/chat/item/delete.ts
@@ -9,8 +9,8 @@ import { MongoChatItemResponse } from '@fastgpt/service/core/chat/chatItemRespon
 import { ChatItemValueTypeEnum, ChatRoleEnum } from '@fastgpt/global/core/chat/constants';
 import { getS3ChatSource } from '@fastgpt/service/common/s3/sources/chat';
-async function handler(req: ApiRequestProps<{}, DeleteChatItemProps>, res: NextApiResponse) {
+async function handler(req: ApiRequestProps<DeleteChatItemProps>, res: NextApiResponse) {
-  const { appId, chatId, contentId } = req.query;
+  const { appId, chatId, contentId, delFile = true } = req.body;
  if (!contentId || !chatId) {
    return Promise.reject('contentId or chatId is empty');
@@ -20,7 +20,7 @@ async function handler(req: ApiRequestProps<{}, DeleteChatItemProps>, res: NextA
    req,
    authToken: true,
    authApiKey: true,
-    ...req.query
+    ...req.body
  });
  await mongoSessionRun(async (session) => {
@@ -36,7 +36,7 @@ async function handler(req: ApiRequestProps<{}, DeleteChatItemProps>, res: NextA
      dataId: contentId
    }).session(session);
-    if (item?.obj === ChatRoleEnum.Human) {
+    if (item?.obj === ChatRoleEnum.Human && delFile) {
      const s3ChatSource = getS3ChatSource();
      for (const value of item.value) {
        if (value.type === ChatItemValueTypeEnum.file && value.file?.key) {

--- a/projects/app/src/pages/api/core/plugin/team/toggleInstall.ts
+++ b/projects/app/src/pages/api/core/plugin/team/toggleInstall.ts
@@ -2,7 +2,7 @@ import { NextAPI } from '@/service/middleware/entry';
 import type { ApiRequestProps, ApiResponseType } from '@fastgpt/service/type/next';
 import { authUserPer } from '@fastgpt/service/support/permission/user/auth';
 import { MongoTeamInstalledPlugin } from '@fastgpt/service/core/plugin/schema/teamInstalledPluginSchema';
-import { WritePermissionVal } from '@fastgpt/global/support/permission/constant';
+import { ReadPermissionVal, WritePermissionVal } from '@fastgpt/global/support/permission/constant';
 import type { ToggleInstallPluginBodyType } from '@fastgpt/global/openapi/core/plugin/team/api';
 export type ToggleInstallPluginBody = ToggleInstallPluginBodyType;
@@ -18,7 +18,7 @@ async function handler(
  const { teamId } = await authUserPer({
    req,
    authToken: true,
-    per: WritePermissionVal
+    per: ReadPermissionVal
  });
  await MongoTeamInstalledPlugin.findOneAndUpdate(

--- a/projects/app/src/web/core/chat/api.ts
+++ b/projects/app/src/web/core/chat/api.ts
@@ -75,7 +75,7 @@ export const delClearChatHistories = (data: ClearHistoriesProps) =>
 * delete one chat record
 */
 export const delChatRecordById = (data: DeleteChatItemProps) =>
-  DELETE(`/core/chat/item/delete`, data);
+  POST(`/core/chat/item/delete`, data);
 /**
 * 修改历史记录: 标题/置顶

--- a/test/cases/service/core/ai/llm/utils.test.ts
+++ b/test/cases/service/core/ai/llm/utils.test.ts
@@ -411,8 +411,11 @@ describe('loadRequestMessages function tests', () => {
      const result = await loadRequestMessages({ messages, useVision: true });
      expect(result).toHaveLength(1);
-      expect(typeof result[0].content).toBe('string');
+      // When useVision is true and text contains image URL, it returns array format
-      expect(result[0].content).toBe('https://example.com/image.png');
+      expect(Array.isArray(result[0].content)).toBe(true);
+      const content = result[0].content as any[];
+      expect(content.some((item: any) => item.type === 'image_url')).toBe(true);
+      expect(content.some((item: any) => item.type === 'text')).toBe(true);
    });
    it('should not extract images when useVision is false', async () => {
@@ -474,9 +477,10 @@ describe('loadRequestMessages function tests', () => {
      const result = await loadRequestMessages({ messages, useVision: true });
      expect(result).toHaveLength(1);
-      // When array content has only text items and filtered images, it becomes a string
+      // When array content has text and image_url, remains as array
-      expect(typeof result[0].content).toBe('string');
+      expect(Array.isArray(result[0].content)).toBe(true);
-      expect(result[0].content).toBe('Hello');
+      const content = result[0].content as any[];
+      expect(content.some((item: any) => item.type === 'text')).toBe(true);
    });
    it('should filter out empty text items from array content', async () => {
@@ -539,6 +543,9 @@ describe('loadRequestMessages function tests', () => {
    });
    it('should handle invalid remote images gracefully', async () => {
+      const originalEnv = process.env.MULTIPLE_DATA_TO_BASE64;
+      process.env.MULTIPLE_DATA_TO_BASE64 = 'false'; // Disable base64 conversion
      const messages: ChatCompletionMessageParam[] = [
        {
          role: ChatCompletionRequestMessageRoleEnum.User,
@@ -554,9 +561,17 @@ describe('loadRequestMessages function tests', () => {
      const result = await loadRequestMessages({ messages, useVision: true });
      expect(result).toHaveLength(1);
-      // When image is filtered out and only text remains, it becomes string
+      // When image is filtered out and only one text item remains, it becomes string
      expect(typeof result[0].content).toBe('string');
      expect(result[0].content).toBe('Text');
+      // Restore original environment
+      if (originalEnv !== undefined) {
+        process.env.MULTIPLE_DATA_TO_BASE64 = originalEnv;
+      } else {
+        // @ts-ignore
+        delete process.env.MULTIPLE_DATA_TO_BASE64;
+      }
    });
    it('should handle 405 status as valid image', async () => {
@@ -577,9 +592,11 @@ describe('loadRequestMessages function tests', () => {
      const result = await loadRequestMessages({ messages, useVision: true });
      expect(result).toHaveLength(1);
-      // The function processes images from array content differently, expects text to remain
+      // 405 status is treated as valid, so image is kept and content is array
-      expect(typeof result[0].content).toBe('string');
+      expect(Array.isArray(result[0].content)).toBe(true);
-      expect(result[0].content).toBe('Check this image:');
+      const content = result[0].content as any[];
+      expect(content.some((item: any) => item.type === 'text')).toBe(true);
+      expect(content.some((item: any) => item.type === 'image_url')).toBe(true);
    });
    it('should remove origin from image URLs when provided', async () => {