community增加事件详情

app.py

@@ -10998,6 +10998,188 @@ def get_zt_theme_scatter():
         }), 500
 
 
+@app.route('/api/v1/events/effectiveness-stats', methods=['GET'])
+def get_events_effectiveness_stats():
+    """获取事件有效性统计数据
+
+    按交易日统计事件数据，展示事件预测的有效性
+
+    参数:
+        date: 指定日期（YYYY-MM-DD格式，可选，默认今天）
+        days: 统计天数（默认7天）
+
+    返回:
+        {
+            success: true,
+            data: {
+                currentDate: "2026-01-08",
+                summary: {
+                    totalEvents: 150,        // 总事件数
+                    avgChg: 2.35,            // 平均涨幅
+                    maxChg: 15.8,            // 最大涨幅
+                    positiveRate: 68.5,      // 正收益率
+                    avgInvestScore: 65,      // 平均投资评分
+                    avgSurpriseScore: 58     // 平均超预期得分
+                },
+                dailyStats: [
+                    {
+                        date: "2026-01-08",
+                        eventCount: 25,
+                        avgChg: 1.85,
+                        maxChg: 8.5,
+                        positiveCount: 18,
+                        topEvents: [...]      // 当日表现最好的事件
+                    },
+                    ...
+                ],
+                topPerformers: [...]          // 近期表现最好的事件
+            }
+        }
+    """
+    try:
+        date_str = request.args.get('date', '')
+        days = request.args.get('days', 7, type=int)
+        days = min(max(days, 1), 30)  # 限制1-30天
+
+        # 确定查询日期范围
+        if date_str:
+            try:
+                end_date = datetime.strptime(date_str, '%Y-%m-%d')
+            except ValueError:
+                end_date = datetime.now()
+        else:
+            end_date = datetime.now()
+
+        start_date = end_date - timedelta(days=days)
+
+        # 查询事件数据
+        events_query = db.session.query(Event).filter(
+            Event.created_at >= start_date,
+            Event.created_at <= end_date + timedelta(days=1),
+            Event.status == 'active'
+        ).order_by(Event.created_at.desc()).all()
+
+        if not events_query:
+            return jsonify({
+                'success': True,
+                'data': {
+                    'currentDate': end_date.strftime('%Y-%m-%d'),
+                    'summary': {
+                        'totalEvents': 0,
+                        'avgChg': 0,
+                        'maxChg': 0,
+                        'positiveRate': 0,
+                        'avgInvestScore': 0,
+                        'avgSurpriseScore': 0
+                    },
+                    'dailyStats': [],
+                    'topPerformers': []
+                }
+            })
+
+        # 计算汇总统计
+        total_events = len(events_query)
+        avg_chg_list = [e.related_avg_chg for e in events_query if e.related_avg_chg is not None]
+        max_chg_list = [e.related_max_chg for e in events_query if e.related_max_chg is not None]
+        invest_scores = [e.invest_score for e in events_query if e.invest_score is not None]
+        surprise_scores = [e.expectation_surprise_score for e in events_query if e.expectation_surprise_score is not None]
+
+        positive_count = sum(1 for chg in avg_chg_list if chg > 0)
+
+        summary = {
+            'totalEvents': total_events,
+            'avgChg': round(sum(avg_chg_list) / len(avg_chg_list), 2) if avg_chg_list else 0,
+            'maxChg': round(max(max_chg_list), 2) if max_chg_list else 0,
+            'positiveRate': round(positive_count / len(avg_chg_list) * 100, 1) if avg_chg_list else 0,
+            'avgInvestScore': round(sum(invest_scores) / len(invest_scores)) if invest_scores else 0,
+            'avgSurpriseScore': round(sum(surprise_scores) / len(surprise_scores)) if surprise_scores else 0
+        }
+
+        # 按日期分组统计
+        daily_data = {}
+        for event in events_query:
+            date_key = event.created_at.strftime('%Y-%m-%d')
+            if date_key not in daily_data:
+                daily_data[date_key] = {
+                    'date': date_key,
+                    'events': [],
+                    'avgChgList': [],
+                    'maxChgList': []
+                }
+
+            daily_data[date_key]['events'].append({
+                'id': event.id,
+                'title': event.title[:50] if event.title else '',
+                'eventType': event.event_type,
+                'avgChg': event.related_avg_chg,
+                'maxChg': event.related_max_chg,
+                'investScore': event.invest_score,
+                'surpriseScore': event.expectation_surprise_score,
+                'indType': event.ind_type,
+            })
+
+            if event.related_avg_chg is not None:
+                daily_data[date_key]['avgChgList'].append(event.related_avg_chg)
+            if event.related_max_chg is not None:
+                daily_data[date_key]['maxChgList'].append(event.related_max_chg)
+
+        # 处理每日统计
+        daily_stats = []
+        for date_key in sorted(daily_data.keys(), reverse=True):
+            day = daily_data[date_key]
+            avg_list = day['avgChgList']
+            max_list = day['maxChgList']
+
+            # 找出当日表现最好的事件（按最大涨幅排序）
+            top_events = sorted(day['events'], key=lambda x: x['maxChg'] or 0, reverse=True)[:3]
+
+            daily_stats.append({
+                'date': date_key,
+                'eventCount': len(day['events']),
+                'avgChg': round(sum(avg_list) / len(avg_list), 2) if avg_list else 0,
+                'maxChg': round(max(max_list), 2) if max_list else 0,
+                'positiveCount': sum(1 for chg in avg_list if chg > 0),
+                'topEvents': top_events
+            })
+
+        # 找出表现最好的事件（全局）
+        top_performers = sorted(
+            [e for e in events_query if e.related_max_chg is not None],
+            key=lambda x: x.related_max_chg,
+            reverse=True
+        )[:10]
+
+        top_performers_list = [{
+            'id': e.id,
+            'title': e.title[:60] if e.title else '',
+            'eventType': e.event_type,
+            'avgChg': e.related_avg_chg,
+            'maxChg': e.related_max_chg,
+            'investScore': e.invest_score,
+            'surpriseScore': e.expectation_surprise_score,
+            'indType': e.ind_type,
+            'createdAt': e.created_at.strftime('%Y-%m-%d %H:%M') if e.created_at else '',
+        } for e in top_performers]
+
+        return jsonify({
+            'success': True,
+            'data': {
+                'currentDate': end_date.strftime('%Y-%m-%d'),
+                'summary': summary,
+                'dailyStats': daily_stats,
+                'topPerformers': top_performers_list
+            }
+        })
+
+    except Exception as e:
+        import traceback
+        traceback.print_exc()
+        return jsonify({
+            'success': False,
+            'error': str(e)
+        }), 500
+
+
 @app.route('/api/v1/calendar/events', methods=['GET'])
 def get_calendar_events():
     """获取指定日期的事件列表"""

src/views/Community/components/EventEffectivenessStats.js

@@ -0,0 +1,362 @@
+/**
+ * EventEffectivenessStats - 事件有效性统计
+ * 展示事件中心的事件有效性数据，证明系统推荐价值
+ */
+import React, { useState, useEffect, useMemo, useCallback } from 'react';
+import {
+  Box,
+  Text,
+  VStack,
+  HStack,
+  Spinner,
+  Center,
+  useToast,
+  Stat,
+  StatLabel,
+  StatNumber,
+  StatHelpText,
+  StatArrow,
+  Progress,
+  Badge,
+  Divider,
+  Tooltip,
+  Icon,
+} from '@chakra-ui/react';
+import {
+  TrophyOutlined,
+  RiseOutlined,
+  FireOutlined,
+  CheckCircleOutlined,
+  ThunderboltOutlined,
+  StarOutlined,
+} from '@ant-design/icons';
+import { getApiBase } from '@utils/apiConfig';
+
+/**
+ * 格式化涨跌幅
+ */
+const formatChg = (val) => {
+  if (val === null || val === undefined) return '-';
+  const num = parseFloat(val);
+  if (isNaN(num)) return '-';
+  return (num >= 0 ? '+' : '') + num.toFixed(2) + '%';
+};
+
+/**
+ * 获取涨跌幅颜色
+ */
+const getChgColor = (val) => {
+  if (val === null || val === undefined) return 'gray.400';
+  const num = parseFloat(val);
+  if (isNaN(num)) return 'gray.400';
+  if (num > 0) return '#FF4D4F';
+  if (num < 0) return '#52C41A';
+  return 'gray.400';
+};
+
+/**
+ * 数据卡片组件
+ */
+const StatCard = ({ label, value, icon, color = '#FFD700', subText, trend, progress }) => (
+  <Box
+    bg="rgba(0,0,0,0.3)"
+    borderRadius="lg"
+    p={3}
+    border="1px solid"
+    borderColor="rgba(255,215,0,0.15)"
+    _hover={{ borderColor: 'rgba(255,215,0,0.3)', transform: 'translateY(-2px)' }}
+    transition="all 0.2s"
+  >
+    <HStack spacing={2} mb={1}>
+      <Box color={color} fontSize="md">
+        {icon}
+      </Box>
+      <Text fontSize="xs" color="gray.400" fontWeight="medium">
+        {label}
+      </Text>
+    </HStack>
+    <Text fontSize="xl" fontWeight="bold" color={color}>
+      {value}
+    </Text>
+    {subText && (
+      <Text fontSize="xs" color="gray.500" mt={1}>
+        {subText}
+      </Text>
+    )}
+    {trend !== undefined && (
+      <HStack spacing={1} mt={1}>
+        <StatArrow type={trend >= 0 ? 'increase' : 'decrease'} />
+        <Text fontSize="xs" color={trend >= 0 ? '#FF4D4F' : '#52C41A'}>
+          {Math.abs(trend).toFixed(1)}%
+        </Text>
+      </HStack>
+    )}
+    {progress !== undefined && (
+      <Progress
+        value={progress}
+        size="xs"
+        colorScheme={progress >= 60 ? 'green' : progress >= 40 ? 'yellow' : 'red'}
+        mt={2}
+        borderRadius="full"
+        bg="rgba(255,255,255,0.1)"
+      />
+    )}
+  </Box>
+);
+
+/**
+ * 热门事件列表项
+ */
+const TopEventItem = ({ event, rank }) => (
+  <HStack
+    spacing={2}
+    py={1.5}
+    px={2}
+    bg="rgba(0,0,0,0.2)"
+    borderRadius="md"
+    _hover={{ bg: 'rgba(255,215,0,0.1)' }}
+    transition="all 0.2s"
+  >
+    <Badge
+      colorScheme={rank === 1 ? 'yellow' : rank === 2 ? 'gray' : 'orange'}
+      fontSize="xs"
+      px={2}
+      borderRadius="full"
+    >
+      {rank}
+    </Badge>
+    <Tooltip label={event.title} placement="top" hasArrow>
+      <Text
+        fontSize="xs"
+        color="gray.200"
+        flex="1"
+        noOfLines={1}
+        cursor="default"
+      >
+        {event.title}
+      </Text>
+    </Tooltip>
+    <Text
+      fontSize="xs"
+      fontWeight="bold"
+      color={getChgColor(event.max_chg)}
+    >
+      {formatChg(event.max_chg)}
+    </Text>
+  </HStack>
+);
+
+const EventEffectivenessStats = () => {
+  const [loading, setLoading] = useState(true);
+  const [stats, setStats] = useState(null);
+  const [error, setError] = useState(null);
+  const toast = useToast();
+
+  const fetchStats = useCallback(async () => {
+    setLoading(true);
+    setError(null);
+    try {
+      const apiBase = getApiBase();
+      const response = await fetch(`${apiBase}/api/v1/events/effectiveness-stats?days=30`);
+      if (!response.ok) throw new Error('获取数据失败');
+      const data = await response.json();
+      if (data.code === 200) {
+        setStats(data.data);
+      } else {
+        throw new Error(data.message || '数据格式错误');
+      }
+    } catch (err) {
+      console.error('获取事件有效性统计失败:', err);
+      setError(err.message);
+      toast({
+        title: '获取统计数据失败',
+        description: err.message,
+        status: 'error',
+        duration: 3000,
+        isClosable: true,
+      });
+    } finally {
+      setLoading(false);
+    }
+  }, [toast]);
+
+  useEffect(() => {
+    fetchStats();
+  }, [fetchStats]);
+
+  if (loading) {
+    return (
+      <Box
+        bg="linear-gradient(180deg, rgba(25, 32, 55, 0.95) 0%, rgba(17, 24, 39, 0.98) 100%)"
+        borderRadius="xl"
+        p={4}
+        border="1px solid"
+        borderColor="rgba(255, 215, 0, 0.15)"
+        minH="400px"
+      >
+        <Center h="350px">
+          <Spinner size="lg" color="yellow.400" thickness="3px" />
+        </Center>
+      </Box>
+    );
+  }
+
+  if (error || !stats) {
+    return (
+      <Box
+        bg="linear-gradient(180deg, rgba(25, 32, 55, 0.95) 0%, rgba(17, 24, 39, 0.98) 100%)"
+        borderRadius="xl"
+        p={4}
+        border="1px solid"
+        borderColor="rgba(255, 215, 0, 0.15)"
+        minH="400px"
+      >
+        <Center h="350px">
+          <VStack spacing={2}>
+            <Text color="gray.400">暂无数据</Text>
+            <Text fontSize="xs" color="gray.500">{error}</Text>
+          </VStack>
+        </Center>
+      </Box>
+    );
+  }
+
+  const { summary, topPerformers = [] } = stats;
+
+  return (
+    <Box
+      bg="linear-gradient(180deg, rgba(25, 32, 55, 0.95) 0%, rgba(17, 24, 39, 0.98) 100%)"
+      borderRadius="xl"
+      p={4}
+      border="1px solid"
+      borderColor="rgba(255, 215, 0, 0.15)"
+      position="relative"
+      overflow="hidden"
+      h="100%"
+    >
+      {/* 背景装饰 */}
+      <Box
+        position="absolute"
+        top="-50%"
+        right="-30%"
+        w="300px"
+        h="300px"
+        bg="radial-gradient(circle, rgba(255,215,0,0.08) 0%, transparent 70%)"
+        pointerEvents="none"
+      />
+
+      {/* 标题 */}
+      <HStack spacing={2} mb={4}>
+        <Box
+          w="4px"
+          h="20px"
+          bg="linear-gradient(180deg, #FFD700, #FFA500)"
+          borderRadius="full"
+        />
+        <Text
+          fontSize="md"
+          fontWeight="bold"
+          color="white"
+          letterSpacing="wide"
+        >
+          事件有效性统计
+        </Text>
+        <Badge
+          colorScheme="yellow"
+          variant="subtle"
+          fontSize="xs"
+          px={2}
+        >
+          近30天
+        </Badge>
+      </HStack>
+
+      <VStack spacing={4} align="stretch">
+        {/* 核心指标 - 2列网格 */}
+        <Box
+          display="grid"
+          gridTemplateColumns="repeat(2, 1fr)"
+          gap={3}
+        >
+          <StatCard
+            label="事件总数"
+            value={summary?.totalEvents || 0}
+            icon={<FireOutlined />}
+            color="#FFD700"
+            subText="活跃事件"
+          />
+          <StatCard
+            label="正向率"
+            value={`${(summary?.positiveRate || 0).toFixed(1)}%`}
+            icon={<CheckCircleOutlined />}
+            color={summary?.positiveRate >= 50 ? '#52C41A' : '#FF4D4F'}
+            progress={summary?.positiveRate || 0}
+          />
+          <StatCard
+            label="平均涨幅"
+            value={formatChg(summary?.avgChg)}
+            icon={<RiseOutlined />}
+            color={getChgColor(summary?.avgChg)}
+            subText="关联股票"
+          />
+          <StatCard
+            label="最大涨幅"
+            value={formatChg(summary?.maxChg)}
+            icon={<ThunderboltOutlined />}
+            color="#FF4D4F"
+            subText="单事件最佳"
+          />
+        </Box>
+
+        {/* 评分指标 */}
+        <Box
+          display="grid"
+          gridTemplateColumns="repeat(2, 1fr)"
+          gap={3}
+        >
+          <StatCard
+            label="投资价值"
+            value={(summary?.avgInvestScore || 0).toFixed(0)}
+            icon={<StarOutlined />}
+            color="#F59E0B"
+            progress={summary?.avgInvestScore || 0}
+            subText="平均评分"
+          />
+          <StatCard
+            label="超预期"
+            value={(summary?.avgSurpriseScore || 0).toFixed(0)}
+            icon={<TrophyOutlined />}
+            color="#8B5CF6"
+            progress={summary?.avgSurpriseScore || 0}
+            subText="惊喜程度"
+          />
+        </Box>
+
+        {/* 分割线 */}
+        <Divider borderColor="rgba(255,215,0,0.1)" />
+
+        {/* TOP表现事件 */}
+        <Box>
+          <HStack spacing={2} mb={3}>
+            <TrophyOutlined style={{ color: '#FFD700', fontSize: '14px' }} />
+            <Text fontSize="sm" fontWeight="bold" color="gray.300">
+              TOP 表现事件
+            </Text>
+          </HStack>
+          <VStack spacing={2} align="stretch">
+            {topPerformers.slice(0, 5).map((event, idx) => (
+              <TopEventItem key={event.id || idx} event={event} rank={idx + 1} />
+            ))}
+            {topPerformers.length === 0 && (
+              <Text fontSize="xs" color="gray.500" textAlign="center" py={2}>
+                暂无数据
+              </Text>
+            )}
+          </VStack>
+        </Box>
+      </VStack>
+    </Box>
+  );
+};
+
+export default EventEffectivenessStats;