新增数据统计页面

gym-manage-api/gym-dataCount/pom.xml

@@ -67,7 +67,12 @@
         <dependency>
             <groupId>org.apache.poi</groupId>
             <artifactId>poi-ooxml</artifactId>
-            <version>5.2.5</version>
+        </dependency>
+
+        <!-- Fix commons-compress version for POI compatibility -->
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-compress</artifactId>
         </dependency>
 
         <!-- Gym Modules -->

gym-manage-api/gym-dataCount/src/main/java/cn/novalon/gym/manage/datacount/domain/DataStatistics.java

@@ -59,6 +59,12 @@ public class DataStatistics {
         public static final String WEEK = "WEEK";
         /** 月统计 */
         public static final String MONTH = "MONTH";
+        /** 近30天 */
+        public static final String LAST_30_DAYS = "LAST_30_DAYS";
+        /** 近90天 */
+        public static final String LAST_90_DAYS = "LAST_90_DAYS";
+        /** 今年 */
+        public static final String YEAR = "YEAR";
 
         private PeriodType() {}
     }

gym-manage-api/gym-dataCount/src/main/java/cn/novalon/gym/manage/datacount/service/impl/DataStatisticsServiceImpl.java

@@ -458,13 +458,16 @@ public class DataStatisticsServiceImpl implements IDataStatisticsService {
         String periodType = query.getPeriodType();
 
         if (DataStatistics.PeriodType.WEEK.equals(periodType)) {
-            // 周统计：本周一
             return today.with(TemporalAdjusters.previousOrSame(DayOfWeek.MONDAY)).atStartOfDay();
         } else if (DataStatistics.PeriodType.MONTH.equals(periodType)) {
-            // 月统计：本月第一天
             return today.withDayOfMonth(1).atStartOfDay();
+        } else if (DataStatistics.PeriodType.LAST_30_DAYS.equals(periodType)) {
+            return today.minusDays(29).atStartOfDay();
+        } else if (DataStatistics.PeriodType.LAST_90_DAYS.equals(periodType)) {
+            return today.minusDays(89).atStartOfDay();
+        } else if (DataStatistics.PeriodType.YEAR.equals(periodType)) {
+            return today.withDayOfYear(1).atStartOfDay();
         } else {
-            // 日统计：当天零点
             return today.atStartOfDay();
         }
     }
@@ -478,13 +481,14 @@ public class DataStatisticsServiceImpl implements IDataStatisticsService {
         String periodType = query.getPeriodType();
 
         if (DataStatistics.PeriodType.WEEK.equals(periodType)) {
-            // 周统计：本周日 23:59:59
             return today.with(TemporalAdjusters.nextOrSame(DayOfWeek.SUNDAY)).atTime(23, 59, 59);
         } else if (DataStatistics.PeriodType.MONTH.equals(periodType)) {
-            // 月统计：本月最后一天 23:59:59
             return today.with(TemporalAdjusters.lastDayOfMonth()).atTime(23, 59, 59);
+        } else if (DataStatistics.PeriodType.LAST_30_DAYS.equals(periodType)
+                || DataStatistics.PeriodType.LAST_90_DAYS.equals(periodType)
+                || DataStatistics.PeriodType.YEAR.equals(periodType)) {
+            return LocalDateTime.now();
         } else {
-            // 日统计：当前时间
             return LocalDateTime.now();
         }
     }
@@ -503,6 +507,15 @@ public class DataStatisticsServiceImpl implements IDataStatisticsService {
         } else if (DataStatistics.PeriodType.MONTH.equals(periodType)) {
             startTime = date.withDayOfMonth(1).atStartOfDay();
             endTime = date.with(TemporalAdjusters.lastDayOfMonth()).atTime(23, 59, 59);
+        } else if (DataStatistics.PeriodType.LAST_30_DAYS.equals(periodType)) {
+            startTime = date.minusDays(29).atStartOfDay();
+            endTime = date.atTime(23, 59, 59);
+        } else if (DataStatistics.PeriodType.LAST_90_DAYS.equals(periodType)) {
+            startTime = date.minusDays(89).atStartOfDay();
+            endTime = date.atTime(23, 59, 59);
+        } else if (DataStatistics.PeriodType.YEAR.equals(periodType)) {
+            startTime = date.withDayOfYear(1).atStartOfDay();
+            endTime = date.atTime(23, 59, 59);
         } else {
             startTime = date.atStartOfDay();
             endTime = date.plusDays(1).atStartOfDay();

gym-manage-api/manage-db/src/main/resources/db/migration/V31__Add_Statistics_Menu.sql

@@ -0,0 +1,19 @@
+-- ============================================
+-- V31: 新增数据统计菜单
+-- 描述: 为数据统计看板功能创建菜单项
+-- ============================================
+
+-- 数据统计一级菜单（目录）
+INSERT INTO sys_menu (id, menu_name, parent_id, order_num, menu_type, perms, component, status, created_at, updated_at) VALUES
+(504, '数据统计', 0, 7, 'M', NULL, NULL, 1, NOW(), NOW());
+
+-- 数据统计子菜单（页面）
+INSERT INTO sys_menu (id, menu_name, parent_id, order_num, menu_type, perms, component, status, created_at, updated_at) VALUES
+(505, '数据统计看板', 504, 1, 'C', 'business:statistics:view', 'statistics/dashboard/index', 1, NOW(), NOW());
+
+-- 数据统计按钮权限
+INSERT INTO sys_menu (id, menu_name, parent_id, order_num, menu_type, perms, component, status, created_at, updated_at) VALUES
+(5051, '数据统计导出', 505, 1, 'F', 'business:statistics:export', NULL, 1, NOW(), NOW());
+
+-- 重置菜单序列
+SELECT setval('sys_menu_id_seq', (SELECT COALESCE(MAX(id), 1) FROM sys_menu));

gym-manage-api/manage-db/src/main/resources/db/migration/V32__Add_Statistics_Test_Data_Today.sql

@@ -0,0 +1,66 @@
+-- ============================================================
+-- V32: 新增测试数据（用于数据统计看板展示）
+-- 描述: 基于当天日期，创建跨多个时间区间的会员、签到、预约数据
+-- 覆盖时间区间: 今日、本周、本月、近30天、近90天、今年
+-- ============================================================
+
+-- ============================================================
+-- 1. 新增会员（100人，ID 2001-2100）
+--    按时间分布：今日10人 / 本周20人 / 本月30人 / 近30天60人 / 近90天85人 / 今年100人
+--    创建日期从 180 天前均匀分布到今天
+-- ============================================================
+INSERT INTO member_user (id, member_no, nickname, phone, gender, subscribed, is_deleted, created_at, updated_at)
+SELECT
+  2000 + g,
+  'M' || TO_CHAR(CURRENT_DATE - (g % 180), 'YYYYMMDD') || LPAD(g::text, 3, '0'),
+  '测试会员' || g,
+  '138' || LPAD(g::text, 8, '0'),
+  (g % 3)::int,
+  false,
+  false,
+  (CURRENT_DATE - (g % 180) + TIME '10:00:00')::timestamp,
+  (CURRENT_DATE - (g % 180) + TIME '10:00:00')::timestamp
+FROM generate_series(1, 100) AS g
+ON CONFLICT (id) DO NOTHING;
+
+-- ============================================================
+-- 2. 签到记录（80条，使用已有会员 ID 1001-1010）
+--    按时间分布：最近90天，每天约1条
+--    签到类型：QR_CODE/MANUAL/FACE 均匀分布
+--    签到状态：SUCCESS(90%) / FAILED(10%)
+-- ============================================================
+INSERT INTO sign_in_record (member_id, sign_in_time, sign_in_type, sign_in_status, source, is_delete, created_at, updated_at)
+SELECT
+  1001 + (g % 10),
+  (CURRENT_DATE - (g % 90) + TIME '08:00:00' + (INTERVAL '1 hour' * (g % 12)))::timestamp,
+  CASE (g % 3) WHEN 0 THEN 'QR_CODE' WHEN 1 THEN 'MANUAL' ELSE 'FACE' END,
+  CASE WHEN (g % 10) = 0 THEN 'FAILED' ELSE 'SUCCESS' END,
+  CASE (g % 2) WHEN 0 THEN 'MINI_PROGRAM' ELSE 'PC_BACKEND' END,
+  false,
+  (CURRENT_DATE - (g % 90) + TIME '08:00:00')::timestamp,
+  (CURRENT_DATE - (g % 90) + TIME '08:00:00')::timestamp
+FROM generate_series(1, 80) AS g;
+
+-- ============================================================
+-- 3. 团课预约（40条，使用已有会员 ID 1001-1010）
+--    按时间分布：最近90天
+--    状态分布：出勤(2) 60% / 取消(1) 20% / 缺席(3) 20%
+-- ============================================================
+INSERT INTO group_course_booking (id, course_id, member_id, member_card_id, booking_time, status, created_at, updated_at)
+SELECT
+  5100 + g,
+  CASE (g % 3) WHEN 0 THEN 3001 WHEN 1 THEN 3002 ELSE 3003 END,
+  1001 + (g % 10),
+  (SELECT id FROM member_card_record ORDER BY id LIMIT 1),
+  (CURRENT_DATE - (g % 90) + TIME '10:00:00')::timestamp,
+  CASE WHEN (g % 5) = 0 THEN '1' WHEN (g % 5) = 1 THEN '3' ELSE '2' END,
+  (CURRENT_DATE - (g % 90) + TIME '10:00:00')::timestamp,
+  (CURRENT_DATE - (g % 90) + TIME '10:00:00')::timestamp
+FROM generate_series(1, 40) AS g;
+
+-- ============================================================
+-- 4. 重置序列（防止后续自动插入 ID 冲突）
+-- ============================================================
+SELECT setval('member_user_id_seq', (SELECT COALESCE(MAX(id), 1) FROM member_user));
+SELECT setval('group_course_booking_id_seq', (SELECT COALESCE(MAX(id), 1) FROM group_course_booking));
+SELECT setval('sign_in_record_id_seq', (SELECT COALESCE(MAX(id), 1) FROM sign_in_record));

gym-manage-api/manage-sys/pom.xml

@@ -106,6 +106,12 @@
             <groupId>org.apache.poi</groupId>
             <artifactId>poi-ooxml</artifactId>
         </dependency>
+
+        <!-- Fix commons-compress version for POI compatibility -->
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-compress</artifactId>
+        </dependency>
     </dependencies>
 
     <build>

gym-manage-api/pom.xml

@@ -213,6 +213,11 @@
                 <artifactId>poi-ooxml</artifactId>
                 <version>${poi.version}</version>
             </dependency>
+            <dependency>
+                <groupId>org.apache.commons</groupId>
+                <artifactId>commons-compress</artifactId>
+                <version>1.21</version>
+            </dependency>
         </dependencies>
     </dependencyManagement>
 

gym-manage-web/src/api/statistics.api.ts

@@ -0,0 +1,100 @@
+import request from '@/utils/request'
+
+// ========== 接口类型定义 ==========
+
+export interface MemberStatistics {
+  statDate: string
+  newMembers: number
+  activeMembers: number
+  totalMembers: number
+  signInMembers: number
+  bookingMembers: number
+  cancelBookingMembers: number
+}
+
+export interface BookingStatistics {
+  statDate: string
+  newBookings: number
+  cancelBookings: number
+  attendBookings: number
+  absentBookings: number
+  attendanceRate: number
+  cancelRate: number
+  bookingMembers: number
+  cancelMembers: number
+}
+
+export interface SignInStatistics {
+  statDate: string
+  totalSignIns: number
+  successSignIns: number
+  failedSignIns: number
+  successRate: number
+  signInMembers: number
+  qrCodeSignIns: number
+  manualSignIns: number
+  faceSignIns: number
+}
+
+export interface StatisticsSummary {
+  statDate: string
+  memberStatistics: MemberStatistics
+  bookingStatistics: BookingStatistics
+  signInStatistics: SignInStatistics
+  generatedAt: string
+}
+
+export interface HistoryRecord {
+  statType: string
+  periodType: string
+  statDate: string
+  count: number
+  relatedId: number
+  extraData: string
+}
+
+export interface StatisticsQuery {
+  statType?: string
+  periodType?: string
+  startTime?: string
+  endTime?: string
+  page?: number
+  size?: number
+}
+
+// ========== API ==========
+
+export const statisticsApi = {
+  /** 获取综合统计摘要 */
+  getSummary(params?: StatisticsQuery) {
+    return request.get<any, StatisticsSummary>('/datacount/summary', { params })
+  },
+
+  /** 获取会员统计 */
+  getMember(params?: StatisticsQuery) {
+    return request.get<any, MemberStatistics>('/datacount/member', { params })
+  },
+
+  /** 获取预约统计 */
+  getBooking(params?: StatisticsQuery) {
+    return request.get<any, BookingStatistics>('/datacount/booking', { params })
+  },
+
+  /** 获取签到统计 */
+  getSignIn(params?: StatisticsQuery) {
+    return request.get<any, SignInStatistics>('/datacount/signin', { params })
+  },
+
+  /** 查询历史统计数据 */
+  getHistory(params?: StatisticsQuery) {
+    return request.get<any, HistoryRecord[]>('/datacount/history', { params })
+  },
+
+  /** 导出统计报表 (Excel) */
+  exportStatistics(params?: StatisticsQuery) {
+    return request.get('/datacount/export', {
+      params,
+      responseType: 'blob',
+    })
+  },
+}

gym-manage-web/src/router/index.ts

@@ -129,6 +129,12 @@ const routes: RouteRecordRaw[] = [
         name: 'MemberCardManagement',
         component: () => import('@/views/member/MemberCardManagement.vue'),
         meta: { title: '会员卡管理' }
+      },
+      {
+        path: 'statistics',
+        name: 'StatisticsDashboard',
+        component: () => import('@/views/statistics/StatisticsDashboard.vue'),
+        meta: { title: '数据统计看板' }
       }
     ]
   }

gym-manage-web/src/stores/permission.ts

@@ -44,6 +44,7 @@ function transformMenuData(backendMenus: BackendMenuItem[]): MenuItem[] {
     'gymCourse/recommend/index': '/courses/recommend',
     'member/member/index': '/members',
     'member/card/index': '/member-cards',
+    'statistics/dashboard/index': '/statistics',
   }
   
   const filteredMenus = backendMenus.filter(menu => menu.menuType !== 'F')
@@ -105,6 +106,7 @@ function getMenuIcon(menuName: string): string {
     '团课推荐': 'Star',
     '会员管理': 'Avatar',
     '会员卡管理': 'CreditCard',
+    '数据统计': 'DataAnalysis',
   }
   return iconMap[menuName] || 'Document'
 }

gym-manage-web/src/views/statistics/StatisticsDashboard.vue

@@ -0,0 +1,402 @@
+<template>
+  <div class="statistics-dashboard">
+    <!-- 顶部操作栏 -->
+    <div class="toolbar">
+      <div class="toolbar-left">
+        <span class="toolbar-label">统计区间：</span>
+        <el-radio-group v-model="selectedRange" size="default" @change="onRangeChange">
+          <el-radio-button value="today">今日</el-radio-button>
+          <el-radio-button value="week">本周</el-radio-button>
+          <el-radio-button value="month">本月</el-radio-button>
+          <el-radio-button value="last30">近30天</el-radio-button>
+          <el-radio-button value="last90">近90天</el-radio-button>
+          <el-radio-button value="year">今年</el-radio-button>
+        </el-radio-group>
+      </div>
+      <div class="toolbar-right">
+        <el-button
+          type="primary"
+          :icon="Download"
+          :loading="exporting"
+          @click="handleExport"
+        >
+          导出报表
+        </el-button>
+        <span class="generated-hint" v-if="generatedAt">
+          数据更新时间：{{ generatedAt }}
+        </span>
+      </div>
+    </div>
+
+    <div v-loading="loading" class="dashboard-content">
+      <!-- ========== 总览统计卡片 ========== -->
+      <el-row :gutter="16" class="stat-cards-row">
+        <el-col :xs="12" :sm="6">
+          <el-card shadow="hover" class="stat-card stat-card--primary">
+            <div class="stat-card__label">会员总数</div>
+            <div class="stat-card__value">{{ summary?.memberStatistics?.totalMembers ?? '-' }}</div>
+          </el-card>
+        </el-col>
+        <el-col :xs="12" :sm="6">
+          <el-card shadow="hover" class="stat-card stat-card--success">
+            <div class="stat-card__label">活跃会员</div>
+            <div class="stat-card__value">{{ summary?.memberStatistics?.activeMembers ?? '-' }}</div>
+          </el-card>
+        </el-col>
+        <el-col :xs="12" :sm="6">
+          <el-card shadow="hover" class="stat-card stat-card--warning">
+            <div class="stat-card__label">预约总数</div>
+            <div class="stat-card__value">{{ summary?.bookingStatistics?.newBookings ?? '-' }}</div>
+          </el-card>
+        </el-col>
+        <el-col :xs="12" :sm="6">
+          <el-card shadow="hover" class="stat-card stat-card--info">
+            <div class="stat-card__label">签到总数</div>
+            <div class="stat-card__value">{{ summary?.signInStatistics?.totalSignIns ?? '-' }}</div>
+          </el-card>
+        </el-col>
+      </el-row>
+
+      <!-- ========== 会员统计明细 ========== -->
+      <el-card class="section-card">
+        <template #header>
+          <span class="section-title">会员统计</span>
+        </template>
+        <el-row :gutter="20">
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">新增会员</span>
+              <span class="metric-value">{{ summary?.memberStatistics?.newMembers ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">签到会员</span>
+              <span class="metric-value">{{ summary?.memberStatistics?.signInMembers ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">预约会员</span>
+              <span class="metric-value">{{ summary?.memberStatistics?.bookingMembers ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">取消预约</span>
+              <span class="metric-value">{{ summary?.memberStatistics?.cancelBookingMembers ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">活跃会员</span>
+              <span class="metric-value">{{ summary?.memberStatistics?.activeMembers ?? '-' }}</span>
+            </div>
+          </el-col>
+        </el-row>
+      </el-card>
+
+      <!-- ========== 预约统计明细 ========== -->
+      <el-card class="section-card">
+        <template #header>
+          <span class="section-title">预约统计</span>
+        </template>
+        <el-row :gutter="20">
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">总预约</span>
+              <span class="metric-value">{{ summary?.bookingStatistics?.newBookings ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">已签到</span>
+              <span class="metric-value">{{ summary?.bookingStatistics?.attendBookings ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">已取消</span>
+              <span class="metric-value">{{ summary?.bookingStatistics?.cancelBookings ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">缺席</span>
+              <span class="metric-value">{{ summary?.bookingStatistics?.absentBookings ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="16" :sm="8">
+            <div class="rate-group">
+              <div class="rate-item">
+                <span class="rate-label">出勤率</span>
+                <el-progress
+                  :percentage="Number(summary?.bookingStatistics?.attendanceRate ?? 0)"
+                  :stroke-width="12"
+                  :color="rateColor(summary?.bookingStatistics?.attendanceRate)"
+                />
+              </div>
+              <div class="rate-item">
+                <span class="rate-label">取消率</span>
+                <el-progress
+                  :percentage="Number(summary?.bookingStatistics?.cancelRate ?? 0)"
+                  :stroke-width="12"
+                  :color="rateColor(summary?.bookingStatistics?.cancelRate, true)"
+                />
+              </div>
+            </div>
+          </el-col>
+        </el-row>
+      </el-card>
+
+      <!-- ========== 签到统计明细 ========== -->
+      <el-card class="section-card">
+        <template #header>
+          <span class="section-title">签到统计</span>
+        </template>
+        <el-row :gutter="20">
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">总签到</span>
+              <span class="metric-value">{{ summary?.signInStatistics?.totalSignIns ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">成功</span>
+              <span class="metric-value">{{ summary?.signInStatistics?.successSignIns ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="8" :sm="4">
+            <div class="metric-item">
+              <span class="metric-label">失败</span>
+              <span class="metric-value">{{ summary?.signInStatistics?.failedSignIns ?? '-' }}</span>
+            </div>
+          </el-col>
+          <el-col :xs="24" :sm="12">
+            <div class="rate-group">
+              <div class="rate-item">
+                <span class="rate-label">成功率</span>
+                <el-progress
+                  :percentage="Number(summary?.signInStatistics?.successRate ?? 0)"
+                  :stroke-width="12"
+                  color="#67c23a"
+                />
+              </div>
+              <div class="signin-type-row">
+                <el-tag type="primary" size="small">扫码: {{ summary?.signInStatistics?.qrCodeSignIns ?? 0 }}</el-tag>
+                <el-tag type="warning" size="small">手动: {{ summary?.signInStatistics?.manualSignIns ?? 0 }}</el-tag>
+                <el-tag type="success" size="small">人脸: {{ summary?.signInStatistics?.faceSignIns ?? 0 }}</el-tag>
+              </div>
+            </div>
+          </el-col>
+        </el-row>
+      </el-card>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, onMounted } from 'vue'
+import { Download } from '@element-plus/icons-vue'
+import { ElMessage } from 'element-plus'
+import { statisticsApi, type StatisticsSummary } from '@/api/statistics.api'
+
+// ---- 时间区间映射 ----
+const RANGE_MAP: Record<string, { periodType: string }> = {
+  today:    { periodType: 'DAY' },
+  week:     { periodType: 'WEEK' },
+  month:    { periodType: 'MONTH' },
+  last30:   { periodType: 'LAST_30_DAYS' },
+  last90:   { periodType: 'LAST_90_DAYS' },
+  year:     { periodType: 'YEAR' },
+}
+
+const loading = ref(false)
+const exporting = ref(false)
+const summary = ref<StatisticsSummary>()
+const generatedAt = ref('')
+const selectedRange = ref('today')
+
+const rateColor = (rate: number | undefined, inverse = false) => {
+  const val = Number(rate ?? 0)
+  if (inverse) {
+    if (val <= 20) return '#67c23a'
+    if (val <= 50) return '#e6a23c'
+    return '#f56c6c'
+  }
+  if (val >= 80) return '#67c23a'
+  if (val >= 50) return '#e6a23c'
+  return '#f56c6c'
+}
+
+const getQueryParams = () => {
+  const config = RANGE_MAP[selectedRange.value]
+  if (!config) return {}
+  return { periodType: config.periodType }
+}
+
+const fetchSummary = async () => {
+  loading.value = true
+  try {
+    const data = await statisticsApi.getSummary(getQueryParams())
+    summary.value = data
+    if (data?.generatedAt) {
+      generatedAt.value = new Date(data.generatedAt).toLocaleString()
+    }
+  } catch (e: any) {
+    ElMessage.error(e?.response?.data?.message || e?.message || '获取统计数据失败')
+  } finally {
+    loading.value = false
+  }
+}
+
+const onRangeChange = () => {
+  fetchSummary()
+}
+
+const handleExport = async () => {
+  exporting.value = true
+  try {
+    const blob: any = await statisticsApi.exportStatistics(getQueryParams())
+    const url = URL.createObjectURL(blob instanceof Blob ? blob : new Blob([blob]))
+    const link = document.createElement('a')
+    link.href = url
+    const label = selectedRange.value === 'today' ? '今日' :
+      selectedRange.value === 'week' ? '本周' :
+      selectedRange.value === 'month' ? '本月' :
+      selectedRange.value === 'last30' ? '近30天' :
+      selectedRange.value === 'last90' ? '近90天' : '今年'
+    link.download = `statistics_${label}_${new Date().toISOString().slice(0, 10)}.xlsx`
+    link.click()
+    URL.revokeObjectURL(url)
+    ElMessage.success('导出成功')
+  } catch (e: any) {
+    ElMessage.error(e?.response?.data?.message || e?.message || '导出失败')
+  } finally {
+    exporting.value = false
+  }
+}
+
+onMounted(() => {
+  fetchSummary()
+})
+</script>
+
+<style scoped>
+.statistics-dashboard {
+  padding: 16px;
+}
+
+.toolbar {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  flex-wrap: wrap;
+  gap: 12px;
+  margin-bottom: 16px;
+}
+
+.toolbar-left {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.toolbar-label {
+  color: #606266;
+  font-size: 14px;
+  white-space: nowrap;
+}
+
+.toolbar-right {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+}
+
+.generated-hint {
+  color: #909399;
+  font-size: 13px;
+  white-space: nowrap;
+}
+
+.dashboard-content {
+  min-height: 400px;
+}
+
+/* ---- 统计卡片 ---- */
+.stat-cards-row {
+  margin-bottom: 16px;
+}
+
+.stat-card {
+  text-align: center;
+  margin-bottom: 12px;
+}
+
+.stat-card__label {
+  font-size: 14px;
+  color: #909399;
+  margin-bottom: 8px;
+}
+
+.stat-card__value {
+  font-size: 28px;
+  font-weight: 700;
+}
+
+.stat-card--primary .stat-card__value { color: #409eff; }
+.stat-card--success .stat-card__value { color: #67c23a; }
+.stat-card--warning .stat-card__value { color: #e6a23c; }
+.stat-card--info    .stat-card__value { color: #909399; }
+
+/* ---- 明细分区 ---- */
+.section-card {
+  margin-bottom: 16px;
+}
+
+.section-title {
+  font-size: 15px;
+  font-weight: 600;
+}
+
+.metric-item {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  padding: 12px 0;
+}
+
+.metric-label {
+  font-size: 13px;
+  color: #909399;
+  margin-bottom: 6px;
+}
+
+.metric-value {
+  font-size: 22px;
+  font-weight: 600;
+  color: #303133;
+}
+
+.rate-group {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.rate-item .rate-label {
+  font-size: 13px;
+  color: #606266;
+  display: block;
+  margin-bottom: 4px;
+}
+
+.signin-type-row {
+  display: flex;
+  gap: 8px;
+  margin-top: 4px;
+  flex-wrap: wrap;
+}
+</style>