样式调整

server/main.go

@@ -28,18 +28,24 @@ func main() {
 	}
 	fmt.Println("Database connected successfully")
 
-	// 异步创建常用索引，避免首次查询慢
+	// 异步创建常用索引，已存在则跳过
 	go func() {
 		time.Sleep(3 * time.Second)
-		indexes := []string{
-			"ALTER TABLE stock_daily ADD INDEX idx_sd_date (date)",
-			"ALTER TABLE stock_daily ADD INDEX idx_sd_code_date (code, date)",
-			"ALTER TABLE stock_daily ADD INDEX idx_sd_date_pct (date, pct_change)",
-			"ALTER TABLE stock_daily ADD INDEX idx_sd_code_date_close (code, date, close)",
+		indexes := []struct {
+			name string
+			sql  string
+		}{
+			{"idx_sd_date", "ALTER TABLE stock_daily ADD INDEX idx_sd_date (date)"},
+			{"idx_sd_code_date", "ALTER TABLE stock_daily ADD INDEX idx_sd_code_date (code, date)"},
+			{"idx_sd_date_pct", "ALTER TABLE stock_daily ADD INDEX idx_sd_date_pct (date, pct_change)"},
 		}
 		for _, idx := range indexes {
-			if err := db.Exec(idx).Error; err == nil {
-				fmt.Printf("index created: %s\n", idx)
+			var cnt int64
+			db.Raw("SELECT COUNT(*) FROM information_schema.statistics WHERE table_schema = DATABASE() AND table_name = 'stock_daily' AND index_name = ?", idx.name).Scan(&cnt)
+			if cnt == 0 {
+				if err := db.Exec(idx.sql).Error; err == nil {
+					fmt.Printf("index created: %s\n", idx.name)
+				}
 			}
 		}
 	}()

web/src/components/IndexKlineChart.tsx

@@ -120,5 +120,5 @@ export default function IndexKlineChart({ data, title = '上证指数' }: Props)
     return () => window.removeEventListener('resize', handleResize);
   }, [data, title]);
 
-  return <div ref={ref} style={{ height: 400 }} />;
+  return <div ref={ref} style={{ width: '100%', height: 'calc(100vh - 240px)', minHeight: 400 }} />;
 }

web/src/components/OverlayKlineChart.tsx

@@ -81,6 +81,14 @@ export default function OverlayKlineChart({ series }: Props) {
     }
     const baseDates = [...dateSet].sort();
 
+    // 日期交集为空时无法绘制，清空图表退出
+    if (baseDates.length === 0) {
+      if (chartRef.current) {
+        chartRef.current.clear();
+      }
+      return;
+    }
+
     // ── 2. 建立日期→数据的快速查找映射 ──
     const dateMaps = series.map((s) => new Map(s.data.map((d) => [d.date.slice(0, 10), d])));
 

web/src/pages/ConsecutivePage.tsx

@@ -64,11 +64,7 @@ export default function ConsecutivePage() {
   const maxStreak = data.length > 0 ? data[0].streak : 0;
 
   return (
-    <div style={{ maxWidth: 1200, margin: '0 auto' }}>
-      <Title level={2} style={{ textAlign: 'center', marginBottom: 32 }}>
-        连板高度
-      </Title>
-
+    <div style={{ width: '100%' }}>
       <Card style={{ marginBottom: 16, textAlign: 'center' }}>
         <Title level={4} style={{ margin: 0 }}>
           今日涨停 <span style={{ color: '#cf1322' }}>{data.length}</span> 只，

web/src/pages/Dashboard.tsx

@@ -1,13 +1,11 @@
 import { useEffect, useState } from 'react';
-import { Card, Spin, Table, Tag, Typography } from 'antd';
+import { Card, Spin, Table, Tag } from 'antd';
 import {
   getDashboardSummary,
   type DashboardSummary,
 } from '../api/dashboard';
 import StatCards from '../components/StatCard';
 
-const { Title } = Typography;
-
 const columns = [
   { title: '代码', dataIndex: 'code', key: 'code', width: 80 },
   { title: '名称', dataIndex: 'name', key: 'name', width: 100 },
@@ -55,11 +53,7 @@ export default function Dashboard() {
   if (!summary) return <div>加载失败</div>;
 
   return (
-    <div style={{ maxWidth: 1200, margin: '0 auto' }}>
-      <Title level={2} style={{ textAlign: 'center', marginBottom: 32 }}>
-        A股市场概览
-      </Title>
-
+    <div style={{ width: '100%' }}>
       <StatCards data={summary} />
 
       <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 16, marginTop: 24 }}>

web/src/pages/High100Page.tsx

@@ -53,11 +53,7 @@ export default function High100Page() {
   const limitUp = data.filter((s) => s.pct_change >= 9.5).length;
 
   return (
-    <div style={{ maxWidth: 800, margin: '0 auto' }}>
-      <Title level={2} style={{ textAlign: 'center', marginBottom: 24 }}>
-        百日新高
-      </Title>
-
+    <div style={{ width: '100%' }}>
       <Card style={{ marginBottom: 16, textAlign: 'center' }}>
         <Title level={4} style={{ margin: 0 }}>
           今日创150日新高 <span style={{ color: '#cf1322', fontSize: 28 }}>{data.length}</span> 只

web/src/pages/IndexPage.tsx

@@ -1,13 +1,13 @@
 /**
  * 指数行情页面
- * 左侧显示指数列表（上证指数、深证成指等），右侧显示选中指数的 K 线图
+ * 左侧显示指数列表，右侧显示选中指数的 K 线图，无左右留白
  */
 import { useEffect, useState } from 'react';
 import { Card, List, Spin, Typography } from 'antd';
 import { getIndexKline, type IndexKline } from '../api/dashboard';
 import IndexKlineChart from '../components/IndexKlineChart';
 
-const { Title, Text } = Typography;
+const { Text } = Typography;
 
 /** 支持的指数列表 */
 const INDICES = [
@@ -35,58 +35,53 @@ export default function IndexPage() {
   const latest = kline.length > 0 ? kline[kline.length - 1] : null;
 
   return (
-    <div style={{ maxWidth: 1200, margin: '0 auto' }}>
-      <Title level={2} style={{ textAlign: 'center', marginBottom: 24 }}>
-        指数行情
-      </Title>
-
-      <div style={{ display: 'grid', gridTemplateColumns: '160px 1fr', gap: 16 }}>
-        {/* 左侧指数列表 */}
-        <Card size="small" style={{ padding: 0 }}>
-          <List
-            size="small"
-            dataSource={INDICES}
-            renderItem={(item) => (
-              <List.Item
-                onClick={() => setSelected(item.code)}
-                style={{
-                  cursor: 'pointer',
-                  padding: '8px 12px',
-                  background: item.code === selected ? '#e6f7ff' : undefined,
-                  borderRadius: 4,
-                }}
-              >
-                <Text strong={item.code === selected}>{item.name}</Text>
-              </List.Item>
-            )}
-          />
-        </Card>
-
-        {/* 右侧 K 线图 */}
-        <Card
-          title={INDICES.find((i) => i.code === selected)?.name}
+    <div style={{ height: '100%', display: 'flex', gap: 8 }}>
+      {/* 左侧指数列表 */}
+      <Card size="small" style={{ padding: 0, flexShrink: 0, width: 120 }}>
+        <List
           size="small"
-        >
-          {/* 最新收盘价和涨跌幅 */}
-          {latest && (
-            <div style={{ marginBottom: 8, fontSize: 16 }}>
-              <Text strong style={{ fontSize: 22 }}>{latest.close.toFixed(2)}</Text>
-              <Text
-                style={{ marginLeft: 12, color: latest.pct_change >= 0 ? '#cf1322' : '#3f8600' }}
-              >
-                {latest.pct_change >= 0 ? '+' : ''}{latest.pct_change.toFixed(2)}%
-              </Text>
-            </div>
+          dataSource={INDICES}
+          renderItem={(item) => (
+            <List.Item
+              onClick={() => setSelected(item.code)}
+              style={{
+                cursor: 'pointer',
+                padding: '8px 12px',
+                background: item.code === selected ? '#e6f7ff' : undefined,
+                borderRadius: 4,
+              }}
+            >
+              <Text strong={item.code === selected}>{item.name}</Text>
+            </List.Item>
           )}
-          {loading ? (
-            <div style={{ display: 'flex', justifyContent: 'center', padding: 100 }}>
-              <Spin size="large" />
-            </div>
-          ) : (
-            <IndexKlineChart data={kline} />
-          )}
-        </Card>
-      </div>
+        />
+      </Card>
+
+      {/* 右侧 K 线图 */}
+      <Card
+        title={INDICES.find((i) => i.code === selected)?.name}
+        size="small"
+        style={{ flex: 1, overflow: 'hidden' }}
+      >
+        {/* 最新收盘价和涨跌幅 */}
+        {latest && (
+          <div style={{ marginBottom: 8, fontSize: 16 }}>
+            <Text strong style={{ fontSize: 22 }}>{latest.close.toFixed(2)}</Text>
+            <Text
+              style={{ marginLeft: 12, color: latest.pct_change >= 0 ? '#cf1322' : '#3f8600' }}
+            >
+              {latest.pct_change >= 0 ? '+' : ''}{latest.pct_change.toFixed(2)}%
+            </Text>
+          </div>
+        )}
+        {loading ? (
+          <div style={{ display: 'flex', justifyContent: 'center', padding: 100 }}>
+            <Spin size="large" />
+          </div>
+        ) : (
+          <IndexKlineChart data={kline} />
+        )}
+      </Card>
     </div>
   );
 }

web/src/pages/OverlayPage.tsx

@@ -39,7 +39,7 @@ export default function OverlayPage() {
 
     try {
       const res = await getStockKline(trimmed);
-      if (!res.data || res.data.length === 0) {
+      if (!res || !res.data || res.data.length === 0) {
         // 无数据时移除该条目
         setStocks((prev) => prev.filter((s) => s.code !== trimmed));
         message.error(trimmed + ' 无数据');

web/src/pages/TrendPage.tsx

@@ -1,9 +1,8 @@
 import { useEffect, useState } from 'react';
-import { Card, Segmented, Spin, Typography } from 'antd';
+import { Card, Segmented, Spin } from 'antd';
 import { getDailySummary, type DailySummary } from '../api/dashboard';
 import DailyChart from '../components/DailyChart';
 
-const { Title } = Typography;
 
 export default function TrendPage() {
   const [daily, setDaily] = useState<DailySummary[]>([]);
@@ -18,10 +17,7 @@ export default function TrendPage() {
   }, [days]);
 
   return (
-    <div style={{ maxWidth: 1200, margin: '0 auto' }}>
-      <Title level={2} style={{ textAlign: 'center', marginBottom: 32 }}>
-        每日趋势
-      </Title>
+    <div style={{ width: '100%' }}>
 
       <Card
         extra={