feat: 重构文件数: 3 个主要页面文件

- 替换 console 调用: 约 18 个
  - 移除非关键 toast: 6 个
  - 保留关键 toast: 2 个（搜索相关的用户操作反馈）
  - 添加 logger 日志: 约 15 处

src/views/StockOverview/index.js

@@ -61,6 +61,7 @@ import { FaChartLine, FaFire, FaRocket, FaBrain, FaCalendarAlt, FaChevronRight,
 import { BsGraphUp, BsLightningFill } from 'react-icons/bs';
 import { keyframes } from '@emotion/react';
 import * as echarts from 'echarts';
+import { logger } from '../../utils/logger';
 // Navigation bar now provided by MainLayout
 // import HomeNavbar from '../../components/Navbars/HomeNavbar';
 
@@ -132,33 +133,24 @@ const StockOverview = () => {
   const searchStocks = async (query) => {
     setIsSearching(true);
     try {
-      console.log('开始搜索股票:', query);
+      logger.debug('StockOverview', '开始搜索股票', { query });
       const response = await fetch(`/api/stocks/search?q=${encodeURIComponent(query)}&limit=10`);
-      console.log('API响应状态:', response.status);
       const data = await response.json();
-      console.log('API返回数据:', data);
-      
+      logger.debug('StockOverview', 'API返回数据', {
+        status: response.status,
+        resultCount: data.data?.length || 0
+      });
+
       if (data.success) {
         setSearchResults(data.data || []);
         setShowResults(true);
       } else {
-        toast({
-          title: '搜索失败',
-          description: data.error || '请稍后重试',
-          status: 'error',
-          duration: 3000,
-          isClosable: true,
-        });
+        logger.warn('StockOverview', '搜索失败', data.error || '请稍后重试', { query });
+        // ❌ 移除搜索失败 toast（非关键操作）
       }
     } catch (error) {
-      console.error('搜索股票失败:', error);
-      toast({
-        title: '搜索失败',
-        description: '网络错误，请稍后重试',
-        status: 'error',
-        duration: 3000,
-        isClosable: true,
-      });
+      logger.error('StockOverview', 'searchStocks', error, { query });
+      // ❌ 移除搜索失败 toast（非关键操作）
     } finally {
       setIsSearching(false);
     }
@@ -171,13 +163,17 @@ const StockOverview = () => {
       const url = date ? `/api/concepts/daily-top?limit=6&date=${date}` : '/api/concepts/daily-top?limit=6';
       const response = await fetch(url);
       const data = await response.json();
-      
+
       if (data.success) {
         setTopConcepts(data.data);
         if (!selectedDate) setSelectedDate(data.trade_date);
+        logger.debug('StockOverview', '热门概念加载成功', {
+          count: data.data?.length || 0,
+          date: data.trade_date
+        });
       }
     } catch (error) {
-      console.error('获取概念数据失败:', error);
+      logger.error('StockOverview', 'fetchTopConcepts', error, { date });
     } finally {
       setLoadingConcepts(false);
     }
@@ -190,7 +186,7 @@ const StockOverview = () => {
       const url = date ? `/api/market/heatmap?limit=500&date=${date}` : '/api/market/heatmap?limit=500';
       const response = await fetch(url);
       const data = await response.json();
-      
+
       if (data.success) {
         setHeatmapData(data.data);
         // 保存统计数据
@@ -202,11 +198,15 @@ const StockOverview = () => {
           }));
         }
         if (!selectedDate) setSelectedDate(data.trade_date);
+        logger.debug('StockOverview', '热力图数据加载成功', {
+          count: data.data?.length || 0,
+          date: data.trade_date
+        });
         // 延迟渲染热力图，确保DOM已经准备好
         setTimeout(() => renderHeatmap(data.data), 100);
       }
     } catch (error) {
-      console.error('获取热力图数据失败:', error);
+      logger.error('StockOverview', 'fetchHeatmapData', error, { date });
     } finally {
       setLoadingHeatmap(false);
     }
@@ -218,7 +218,7 @@ const StockOverview = () => {
       const url = date ? `/api/market/statistics?date=${date}` : '/api/market/statistics';
       const response = await fetch(url);
       const data = await response.json();
-      
+
       if (data.success) {
         setMarketStats(prevStats => ({
           ...data.summary,
@@ -228,15 +228,14 @@ const StockOverview = () => {
         }));
         setAvailableDates(data.available_dates || []);
         if (!selectedDate) setSelectedDate(data.trade_date);
+        logger.debug('StockOverview', '市场统计数据加载成功', {
+          date: data.trade_date,
+          availableDatesCount: data.available_dates?.length || 0
+        });
       }
     } catch (error) {
-      console.error('获取市场统计数据失败:', error);
-      toast({
-        title: '获取统计数据失败',
-        status: 'error',
-        duration: 3000,
-        isClosable: true,
-      });
+      logger.error('StockOverview', 'fetchMarketStats', error, { date });
+      // ❌ 移除统计数据加载失败 toast（非关键操作）
     }
   };
 
@@ -409,16 +408,12 @@ const StockOverview = () => {
         }
       });
     } catch (error) {
-      console.error('渲染热力图失败:', error);
-      toast({
-        title: '热力图渲染失败',
-        description: '请刷新页面重试',
-        status: 'error',
-        duration: 3000,
-        isClosable: true,
+      logger.error('StockOverview', 'renderHeatmap', error, {
+        dataLength: data?.length || 0
       });
+      // ❌ 移除热力图渲染失败 toast（非关键操作）
     }
-  }, [colorMode, goldColor, navigate, toast]);
+  }, [colorMode, goldColor, navigate]); // ✅ 移除 toast 依赖
 
   // 获取市值区间
   const getMarketCapRange = (cap) => {