初次提交

2025-08-26 10:06:23 +08:00
commit a1944a573e
58 changed files with 19131 additions and 0 deletions
--- a/routes/points.js
+++ b/routes/points.js
@@ -0,0 +1,348 @@
+const express = require('express');
+const router = express.Router();
+const { getDB } = require('../database');
+const { auth, adminAuth } = require('../middleware/auth');
+
+// 获取用户当前积分
+router.get('/balance', auth, async (req, res) => {
+  try {
+    const userId = req.user.id;
+    
+    const [users] = await getDB().execute(
+      'SELECT points FROM users WHERE id = ?',
+      [userId]
+    );
+    
+    if (users.length === 0) {
+      return res.status(404).json({ success: false, message: '用户不存在' });
+    }
+    
+    res.json({
+      success: true,
+      data: {
+        points: users[0].points
+      }
+    });
+  } catch (error) {
+    console.error('获取积分余额失败:', error);
+    res.status(500).json({ success: false, message: '获取积分余额失败' });
+  }
+});
+
+// 获取用户积分历史记录
+router.get('/history', auth, async (req, res) => {
+  try {
+    const { page = 1, limit = 10, type, username, change, startDate, endDate } = req.query;
+    
+    // 确保参数为有效数字
+    const pageNum = parseInt(page) || 1;
+    const limitNum = parseInt(limit) || 10;
+    const offset = (pageNum - 1) * limitNum;
+    
+    let whereClause = '';
+    let queryParams = [];
+    
+    // 如果是管理员，可以查看所有用户的积分历史
+    if (req.user.role === 'admin') {
+      whereClause = 'WHERE 1=1';
+      
+      // 按用户名筛选
+      if (username) {
+        whereClause += ' AND u.username LIKE ?';
+        queryParams.push(`%${username}%`);
+      }
+      
+      // 按类型筛选
+      if (type) {
+        whereClause += ' AND ph.type = ?';
+        queryParams.push(type);
+      }
+      
+      // 按积分变化筛选
+      if (change === 'positive') {
+        whereClause += ' AND ph.amount > 0';
+      } else if (change === 'negative') {
+        whereClause += ' AND ph.amount < 0';
+      }
+      
+      // 按时间范围筛选
+      if (startDate) {
+        whereClause += ' AND DATE(ph.created_at) >= ?';
+        queryParams.push(startDate);
+      }
+      if (endDate) {
+        whereClause += ' AND DATE(ph.created_at) <= ?';
+        queryParams.push(endDate);
+      }
+    } else {
+      // 普通用户只能查看自己的积分历史
+      whereClause = 'WHERE ph.user_id = ?';
+      queryParams.push(req.user.id);
+      
+      if (type && ['earn', 'spend'].includes(type)) {
+        whereClause += ' AND ph.type = ?';
+        queryParams.push(type);
+      }
+    }
+    
+    // 获取总数
+    const countQuery = req.user.role === 'admin' 
+      ? `SELECT COUNT(*) as total FROM points_history ph JOIN users u ON ph.user_id = u.id ${whereClause}`
+      : `SELECT COUNT(*) as total FROM points_history ph ${whereClause}`;
+    
+    const [countResult] = await getDB().execute(countQuery, queryParams);
+    
+    // 获取历史记录
+    const historyQuery = req.user.role === 'admin'
+      ? `SELECT ph.id, ph.amount as points, ph.type, ph.description, ph.created_at, 
+               u.username, 
+               (SELECT points FROM users WHERE id = ph.user_id) as balance_after
+         FROM points_history ph 
+         JOIN users u ON ph.user_id = u.id 
+         ${whereClause} 
+         ORDER BY ph.created_at DESC 
+         LIMIT ${limitNum} OFFSET ${offset}`
+      : `SELECT id, amount as points_change, type, description, created_at 
+         FROM points_history ph
+         ${whereClause} 
+         ORDER BY created_at DESC 
+         LIMIT ${limitNum} OFFSET ${offset}`;
+    
+    const [records] = await getDB().execute(historyQuery, queryParams);
+    
+    const responseData = req.user.role === 'admin' 
+      ? {
+          history: records,
+          total: countResult[0].total
+        }
+      : {
+          records,
+          pagination: {
+            page: pageNum,
+            limit: limitNum,
+            total: countResult[0].total,
+            totalPages: Math.ceil(countResult[0].total / limitNum)
+          }
+        };
+    
+    res.json({
+      success: true,
+      data: responseData
+    });
+  } catch (error) {
+    console.error('获取积分历史失败:', error);
+    res.status(500).json({ success: false, message: '获取积分历史失败' });
+  }
+});
+
+// 管理员调整用户积分
+router.post('/adjust', auth, adminAuth, async (req, res) => {
+  const connection = await getDB().getConnection();
+  
+  try {
+    await connection.beginTransaction();
+    
+    const { userId, points, reason } = req.body;
+    
+    if (!userId || points === undefined || points === null || !reason) {
+      await connection.rollback();
+      return res.status(400).json({ success: false, message: '请提供有效的用户ID、积分数量和调整原因' });
+    }
+    
+    // 检查用户是否存在
+    const [users] = await connection.execute(
+      'SELECT id, username, points FROM users WHERE id = ?',
+      [userId]
+    );
+    
+    if (users.length === 0) {
+      await connection.rollback();
+      return res.status(404).json({ success: false, message: '用户不存在' });
+    }
+    
+    const currentPoints = users[0].points;
+    const newPoints = currentPoints + points;
+    
+    // 检查积分是否会变为负数
+    if (newPoints < 0) {
+      await connection.rollback();
+      return res.status(400).json({ success: false, message: '用户积分不足，无法扣除' });
+    }
+    
+    // 更新用户积分
+    await connection.execute(
+      'UPDATE users SET points = ? WHERE id = ?',
+      [newPoints, userId]
+    );
+    
+    // 记录积分历史
+    await connection.execute(
+      `INSERT INTO points_history (user_id, amount, type, description, created_at)
+       VALUES (?, ?, 'admin_adjust', ?, NOW())`,
+      [userId, points, reason]
+    );
+    
+    await connection.commit();
+    
+    res.json({
+      success: true,
+      message: '积分调整成功',
+      data: {
+        userId: userId,
+        pointsChanged: points,
+        newBalance: newPoints
+      }
+    });
+  } catch (error) {
+    await connection.rollback();
+    console.error('积分调整失败:', error);
+    res.status(500).json({ success: false, message: '积分调整失败' });
+  } finally {
+    connection.release();
+  }
+});
+
+// 管理员给用户充值积分
+router.post('/recharge', auth, adminAuth, async (req, res) => {
+  const connection = await getDB().getConnection();
+  
+  try {
+    await connection.beginTransaction();
+    
+    const { user_id, points, description = '管理员充值' } = req.body;
+    
+    if (!user_id || !points || points <= 0) {
+      await connection.rollback();
+      return res.status(400).json({ success: false, message: '请提供有效的用户ID和积分数量' });
+    }
+    
+    // 检查用户是否存在
+    const [users] = await connection.execute(
+      'SELECT id, username FROM users WHERE id = ?',
+      [user_id]
+    );
+    
+    if (users.length === 0) {
+      await connection.rollback();
+      return res.status(404).json({ success: false, message: '用户不存在' });
+    }
+    
+    // 增加用户积分
+    await connection.execute(
+      'UPDATE users SET points = points + ? WHERE id = ?',
+      [points, user_id]
+    );
+    
+    // 记录积分历史
+    await connection.execute(
+      `INSERT INTO points_history (user_id, amount, type, description, created_at)
+       VALUES (?, ?, 'earn', ?, NOW())`,
+      [user_id, points, description]
+    );
+    
+    await connection.commit();
+    
+    res.json({
+      success: true,
+      message: '积分充值成功',
+      data: {
+        userId: user_id,
+        pointsAdded: points
+      }
+    });
+  } catch (error) {
+    await connection.rollback();
+    console.error('积分充值失败:', error);
+    res.status(500).json({ success: false, message: '积分充值失败' });
+  } finally {
+    connection.release();
+  }
+});
+
+
+
+// 获取积分排行榜
+router.get('/leaderboard', auth, async (req, res) => {
+  try {
+    const { limit = 10 } = req.query;
+    
+    const [users] = await getDB().execute(
+      `SELECT id, username, points 
+       FROM users 
+       WHERE points > 0 
+       ORDER BY points DESC 
+       LIMIT ?`,
+      [parseInt(limit)]
+    );
+    
+    res.json({
+      success: true,
+      data: {
+        leaderboard: users.map((user, index) => ({
+          rank: index + 1,
+          userId: user.id,
+          username: user.username,
+          points: user.points
+        }))
+      }
+    });
+  } catch (error) {
+    console.error('获取积分排行榜失败:', error);
+    res.status(500).json({ success: false, message: '获取积分排行榜失败' });
+  }
+});
+
+// 获取积分统计信息（管理员权限）
+router.get('/stats', auth, adminAuth, async (req, res) => {
+  try {
+    // 总积分发放量
+    const [totalEarned] = await getDB().execute(
+      'SELECT SUM(amount) as total FROM points_history WHERE type = "earn"'
+    );
+    
+    // 总积分消费量
+    const [totalConsumed] = await getDB().execute(
+      'SELECT SUM(ABS(amount)) as total FROM points_history WHERE type = "spend"'
+    );
+    
+    // 本月积分发放
+    const [monthEarned] = await getDB().execute(
+      'SELECT SUM(amount) as total FROM points_history WHERE type = "earn" AND YEAR(created_at) = YEAR(NOW()) AND MONTH(created_at) = MONTH(NOW())'
+    );
+    
+    // 上月积分发放（用于计算增长率）
+    const [lastMonthEarned] = await getDB().execute(
+      'SELECT SUM(amount) as total FROM points_history WHERE type = "earn" AND YEAR(created_at) = YEAR(DATE_SUB(NOW(), INTERVAL 1 MONTH)) AND MONTH(created_at) = MONTH(DATE_SUB(NOW(), INTERVAL 1 MONTH))'
+    );
+    
+    // 计算月增长率
+    const lastMonthTotal = lastMonthEarned[0].total || 0;
+    const currentMonthTotal = monthEarned[0].total || 0;
+    let monthGrowthRate = 0;
+    if (lastMonthTotal > 0) {
+      monthGrowthRate = ((currentMonthTotal - lastMonthTotal) / lastMonthTotal * 100).toFixed(1);
+    }
+    
+    // 活跃用户数（有积分记录的用户）
+    const [activeUsers] = await getDB().execute(
+      'SELECT COUNT(DISTINCT user_id) as count FROM points_history'
+    );
+    
+    res.json({
+      success: true,
+      data: {
+        stats: {
+          totalPoints: totalEarned[0].total || 0,
+          totalEarned: totalEarned[0].total || 0,
+          totalSpent: totalConsumed[0].total || 0,
+          activeUsers: activeUsers[0].count
+        }
+      }
+    });
+  } catch (error) {
+    console.error('获取积分统计失败:', error);
+    res.status(500).json({ success: false, message: '获取积分统计失败' });
+  }
+});
+
+module.exports = router;