fix：新建会话时机

src/pages/Home/HomeNew.tsx

@@ -7,12 +7,13 @@ import styles from './Home.module.less'
 import { QuestionList } from './components/QuestionList'
 import HomeIcon2 from '@/assets/homeIcon2.png'
 import SmartIce from '@/assets/smart-ice.png'
-import { clearCurrentToolId, createConversation, fetchConversations, setCurrentToolId } from '@/store/conversationSlice'
+import { clearCurrentToolId, createConversation, fetchConversations, setCurrentConversation, setCurrentToolId, setNavigationFlag } from '@/store/conversationSlice'
 import { useAppDispatch } from '@/store/hook'
 import { fetchEfficiencyQuestionList } from '@/api/home'
 import SdreamLoading from '@/components/SdreamLoading'
 import { fetchLoginByToken, fetchLoginByUid } from '@/api/common'
-import { getUserRolesFromRoute, safeSessionStorageGetItem, safeSessionStorageRemoveItem } from '@/lib/utils'
+import { getUserRolesFromRoute, safeLocalStorageGetItem, safeSessionStorageGetItem, safeSessionStorageRemoveItem, safeSessionStorageSetItem } from '@/lib/utils'
+import type { Conversation } from '@/types/conversation'
 
 function getAnimationProps(delay: number) {
   return {
@@ -58,17 +59,46 @@ export const Home: React.FC = () => {
     defaultValue: '',
   })
 
-  const initConversation = () => {
+  const initConversation = async () => {
     const fromCollect = location.state?.fromCollect
-    // 只有在访问首页时才创建新对话，如果已经在聊天页面则不创建
+    // 只有在访问首页时才处理会话，如果已经在聊天页面则不处理
     if (!fromCollect && (location.pathname === '/' || location.pathname === '/home')) {
-      dispatch(
-        createConversation({
-          conversationData: {},
-          shouldNavigate: true,
-          shouldSendQuestion: '',
-        }),
-      )
+      // 从 localStorage 读取上次的 conversationId
+      const savedConversationId = safeLocalStorageGetItem('currentConversationId')
+
+      if (savedConversationId) {
+        // 如果 localStorage 中有 conversationId，恢复它而不是创建新会话
+        dispatch(setCurrentConversation(savedConversationId))
+        // 设置导航标志，触发自动导航到聊天页面
+        dispatch(setNavigationFlag(true))
+        // 获取会话列表（用于后续验证和同步 toolId）
+        const fetchResult = await dispatch(fetchConversations())
+        const conversationsList = fetchResult.payload as Conversation[]
+
+        // 同步会话的 toolId（如果存在）
+        const restoredConversation = conversationsList?.find((conv: Conversation) => conv.conversationId === savedConversationId)
+        if (restoredConversation?.toolId) {
+          dispatch(setCurrentToolId(restoredConversation.toolId))
+          // 同步到 sessionStorage，确保 ChatEditor 等组件能正确识别 toolId
+          safeSessionStorageSetItem('currentToolId', restoredConversation.toolId)
+        }
+        else {
+          dispatch(clearCurrentToolId())
+          // 清除 sessionStorage 中的 toolId
+          safeSessionStorageRemoveItem('currentToolId')
+        }
+      }
+      else {
+        // 如果 localStorage 中没有 conversationId，创建新会话
+        dispatch(fetchConversations())
+        dispatch(
+          createConversation({
+            conversationData: {},
+            shouldNavigate: true,
+            shouldSendQuestion: '',
+          }),
+        )
+      }
     }
     // 清除状态以避免下次影响
     if (location.state?.fromCollect) {

src/routes/RouteChangeHandler.tsx

@@ -5,6 +5,7 @@ import { clearCurrentTacticsConversation, setCurrentTacticsConversation } from '
 import { useAppDispatch, useAppSelector } from '@/store/hook'
 import { setIsAsking } from '@/store/chatSlice'
 import type { RootState } from '@/store'
+import { safeLocalStorageGetItem } from '@/lib/utils'
 
 export function withRouteChangeHandler(WrappedComponent: React.ComponentType) {
   let beforeLocationPathName = ''
@@ -35,7 +36,12 @@ export function withRouteChangeHandler(WrappedComponent: React.ComponentType) {
       }
 
       if (location.pathname === '/') {
-        dispatch(clearCurrentConversation())
+        // 如果 localStorage 中有 conversationId，不清除，让恢复逻辑处理
+        // 这样可以保留上一次的历史记录
+        const savedConversationId = safeLocalStorageGetItem('currentConversationId')
+        if (!savedConversationId) {
+          dispatch(clearCurrentConversation())
+        }
       }
       else if (location.pathname.startsWith('/chat/')) {
         const conversationId = location.pathname.split('/')[2]

src/store/conversationSlice.ts

@@ -100,6 +100,9 @@ const conversationSlice = createSlice({
     clearNavigationFlag: (state) => {
       state.shouldNavigateToNewConversation = false
     },
+    setNavigationFlag: (state, action: PayloadAction<boolean>) => {
+      state.shouldNavigateToNewConversation = action.payload
+    },
     setCurrentToolId: (state, action: PayloadAction<string | undefined>) => {
       state.currentToolId = action.payload
     },
@@ -151,6 +154,6 @@ const conversationSlice = createSlice({
   },
 })
 
-export const { setCurrentConversation, clearCurrentConversation, clearNavigationFlag, clearShouldSendQuestion, setShouldSendQuestion, setCurrentToolId, clearCurrentToolId } = conversationSlice.actions
+export const { setCurrentConversation, clearCurrentConversation, clearNavigationFlag, setNavigationFlag, clearShouldSendQuestion, setShouldSendQuestion, setCurrentToolId, clearCurrentToolId } = conversationSlice.actions
 
 export default conversationSlice.reducer