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