Merge branch 'feature_bugfix/251201_vf_h5_ui' into feature_2025/251209_stock_pref

* feature_bugfix/251201_vf_h5_ui:
  feat: 事件关注功能优化 - Redux 乐观更新 + Mock 数据状态同步
  feat: 投资日历自选股功能优化 - Redux 集成 + 乐观更新
  fix: 修复投资日历切换月份时自动打开事件弹窗的问题
  fix: 修复 CompanyOverview 中 Hooks 顺序错误

src/store/slices/communityDataSlice.js

@@ -608,14 +608,40 @@ const communityDataSlice = createSlice({
         state.error[stateKey] = action.payload;
         logger.error('CommunityData', `${stateKey} 加载失败`, new Error(action.payload));
       })
-      // toggleEventFollow
+      // ===== toggleEventFollow（乐观更新）=====
+      // pending: 立即切换状态
+      .addCase(toggleEventFollow.pending, (state, action) => {
+        const eventId = action.meta.arg;
+        const current = state.eventFollowStatus[eventId];
+        // 乐观切换：如果当前已关注则变为未关注，反之亦然
+        state.eventFollowStatus[eventId] = {
+          isFollowing: !(current?.isFollowing),
+          followerCount: current?.followerCount ?? 0
+        };
+        logger.debug('CommunityData', 'toggleEventFollow pending (乐观更新)', {
+          eventId,
+          newIsFollowing: !(current?.isFollowing)
+        });
+      })
+      // rejected: 回滚状态
+      .addCase(toggleEventFollow.rejected, (state, action) => {
+        const eventId = action.meta.arg;
+        const current = state.eventFollowStatus[eventId];
+        // 回滚：恢复到之前的状态（再次切换回去）
+        state.eventFollowStatus[eventId] = {
+          isFollowing: !(current?.isFollowing),
+          followerCount: current?.followerCount ?? 0
+        };
+        logger.error('CommunityData', 'toggleEventFollow rejected (已回滚)', {
+          eventId,
+          error: action.payload
+        });
+      })
+      // fulfilled: 使用 API 返回的准确数据覆盖
       .addCase(toggleEventFollow.fulfilled, (state, action) => {
         const { eventId, isFollowing, followerCount } = action.payload;
         state.eventFollowStatus[eventId] = { isFollowing, followerCount };
         logger.debug('CommunityData', 'toggleEventFollow fulfilled', { eventId, isFollowing, followerCount });
-      })
-      .addCase(toggleEventFollow.rejected, (_state, action) => {
-        logger.error('CommunityData', 'toggleEventFollow rejected', action.payload);
       });
   }
 });

src/store/slices/stockSlice.js

@@ -460,9 +460,10 @@ const stockSlice = createSlice({
         state.loading.allStocks = false;
       })
 
-      // ===== toggleWatchlist =====
-      .addCase(toggleWatchlist.fulfilled, (state, action) => {
-        const { stockCode, stockName, isInWatchlist } = action.payload;
+      // ===== toggleWatchlist（乐观更新）=====
+      // pending: 立即更新状态
+      .addCase(toggleWatchlist.pending, (state, action) => {
+        const { stockCode, stockName, isInWatchlist } = action.meta.arg;
         if (isInWatchlist) {
           // 移除
           state.watchlist = state.watchlist.filter(item => item.stock_code !== stockCode);
@@ -473,6 +474,25 @@ const stockSlice = createSlice({
             state.watchlist.push({ stock_code: stockCode, stock_name: stockName });
           }
         }
+      })
+      // rejected: 回滚状态
+      .addCase(toggleWatchlist.rejected, (state, action) => {
+        const { stockCode, stockName, isInWatchlist } = action.meta.arg;
+        // 回滚：与 pending 操作相反
+        if (isInWatchlist) {
+          // 之前移除了，现在加回来
+          const exists = state.watchlist.some(item => item.stock_code === stockCode);
+          if (!exists) {
+            state.watchlist.push({ stock_code: stockCode, stock_name: stockName });
+          }
+        } else {
+          // 之前添加了，现在移除
+          state.watchlist = state.watchlist.filter(item => item.stock_code !== stockCode);
+        }
+      })
+      // fulfilled: 乐观更新模式下状态已在 pending 更新，这里无需操作
+      .addCase(toggleWatchlist.fulfilled, () => {
+        // 状态已在 pending 时更新
       });
   }
 });