♻️ Front-end services BUG FIXS

frontend/app/[locale]/chat/internal/chatInterface.tsx

@@ -7,7 +7,8 @@ import { useRouter } from "next/navigation";
 import { v4 as uuidv4 } from "uuid";
 import { useTranslation } from "react-i18next";
 
-import { ROLE_ASSISTANT} from "@/const/agentConfig";
+import { ROLE_ASSISTANT } from "@/const/agentConfig";
+import { chatConfig } from "@/const/chatConfig";
 import { USER_ROLES } from "@/const/modelConfig";
 import { useConfig } from "@/hooks/useConfig";
 import { useAuth } from "@/hooks/useAuth";
@@ -452,7 +453,7 @@ export function ChatInterface() {
                   contents: [
                     {
                       id: `preprocess-content-${Date.now()}`,
-                      type: "preprocess",
+                      type: chatConfig.contentTypes.PREPROCESS,
                       content: t("chatInterface.parsingFile"),
                       expanded: false,
                       timestamp: Date.now(),
@@ -499,7 +500,7 @@ export function ChatInterface() {
                     contents: [
                       {
                         id: `preprocess-content-${Date.now()}`,
-                        type: "preprocess",
+                        type: chatConfig.contentTypes.PREPROCESS,
                         content: t("chatInterface.parsingFile"),
                         expanded: false,
                         timestamp: Date.now(),

frontend/app/[locale]/chat/streaming/chatStreamMain.tsx

@@ -123,7 +123,7 @@ export function ChatStreamMain({
                   assistantId: message.id,
                   relatedUserMsgId: currentUserMsgId,
                   // For preprocess messages, include the full contents array for TaskWindow
-                  contents: content.type === "preprocess" ? step.contents : undefined,
+                  contents: content.type === chatConfig.contentTypes.PREPROCESS ? step.contents : undefined,
                 };
 
                 // Handle truncation messages specially - buffer them instead of adding immediately

frontend/app/[locale]/chat/streaming/taskWindow.tsx

@@ -34,13 +34,13 @@ const iconMap: Record<string, React.ReactNode> = {
 const messageHandlers: MessageHandler[] = [
   // Preprocess type processor - handles contents array logic
   {
-    canHandle: (message) => message.type === "preprocess",
+    canHandle: (message) => message.type === chatConfig.contentTypes.PREPROCESS,
     render: (message, _t) => {
       // For preprocess messages, display content from contents array if available
       let displayContent = message.content;
       if (message.contents && message.contents.length > 0) {
         // Find the latest preprocess content
-        const preprocessContent = message.contents.find((content: any) => content.type === "preprocess");
+        const preprocessContent = message.contents.find((content: any) => content.type === chatConfig.contentTypes.PREPROCESS);
         if (preprocessContent) {
           displayContent = preprocessContent.content;
         }

frontend/app/[locale]/setup/agentSetup/components/McpConfigModal.tsx

@@ -32,9 +32,8 @@ import {
   getMcpTools,
   updateToolList,
   checkMcpServerHealth,
-  McpServer,
-  McpTool,
 } from "@/services/mcpService";
+import { McpServer, McpTool } from "@/types/agentConfig";
 
 const { Text, Title } = Typography;
 

frontend/app/[locale]/setup/page.tsx

@@ -12,14 +12,12 @@ import { Globe } from "lucide-react";
 
 import { useAuth } from "@/hooks/useAuth";
 import { configService } from "@/services/configService";
-import modelEngineService, {
-  ConnectionStatus,
-} from "@/services/modelEngineService";
+import modelEngineService from "@/services/modelEngineService";
 import { configStore } from "@/lib/config";
 import { languageOptions } from "@/const/constants";
 import { useLanguageSwitch } from "@/lib/language";
 import { HEADER_CONFIG } from "@/const/layoutConstants";
-import { USER_ROLES, CONNECTION_STATUS } from "@/const/modelConfig";
+import { USER_ROLES, CONNECTION_STATUS, ConnectionStatus } from "@/const/modelConfig";
 
 import AppModelConfig from "./modelSetup/config";
 import DataConfig from "./knowledgeSetup/config";

frontend/const/modelConfig.ts

@@ -61,6 +61,8 @@ export const CONNECTION_STATUS = {
   PROCESSING: "processing"
 } as const;
 
+export type ConnectionStatus = (typeof CONNECTION_STATUS)[keyof typeof CONNECTION_STATUS];
+
 // Layout configuration constants
 export const LAYOUT_CONFIG = {
   CARD_HEADER_PADDING: "10px 24px",

frontend/services/modelEngineService.ts

@@ -1,8 +1,8 @@
 "use client"
 
 import { API_ENDPOINTS } from './api';
-import { CONNECTION_STATUS } from '@/const/modelConfig';
-import { ConnectionStatus, ModelEngineCheckResult } from '../types/modelConfig';
+import { CONNECTION_STATUS, ConnectionStatus } from '@/const/modelConfig';
+import { ModelEngineCheckResult } from '../types/modelConfig';
 
 import { fetchWithAuth } from '@/lib/auth';
 

frontend/services/modelService.ts

@@ -5,7 +5,8 @@ import { API_ENDPOINTS } from './api'
 import { ModelOption, ModelType, ModelConnectStatus, ModelValidationResponse, ModelSource, ApiResponse } from '../types/modelConfig'
 
 import { getAuthHeaders } from '@/lib/auth'
-import {STATUS_CODES} from "@/types/auth";
+import {STATUS_CODES} from "@/const/auth";
+import { MODEL_TYPES, MODEL_SOURCES } from '@/const/modelConfig';
 
 // Error class
 export class ModelError extends Error {
@@ -39,12 +40,12 @@ export const modelService = {
       if (response.status === STATUS_CODES.SUCCESS && result.data) {
         const modelOptions: ModelOption[] = []
         const typeMap: Record<string, ModelType> = {
-          embed: "embedding",
-          chat: "llm",
-          asr: "stt",
-          tts: "tts",
-          rerank: "rerank",
-          vlm: "vlm"
+          embed: MODEL_TYPES.EMBEDDING,
+          chat: MODEL_TYPES.LLM,
+          asr: MODEL_TYPES.STT,
+          tts: MODEL_TYPES.TTS,
+          rerank: MODEL_TYPES.RERANK,
+          vlm: MODEL_TYPES.VLM
         }
 
         for (const model of result.data) {
@@ -54,7 +55,7 @@ export const modelService = {
               name: model.id,
               type: typeMap[model.type],
               maxTokens: 0,
-              source: "OpenAI-API-Compatible",
+              source: MODEL_SOURCES.OPENAI_API_COMPATIBLE,
               apiKey: model.api_key,
               apiUrl: model.base_url,
               displayName: model.id