重构认证系统和订单支付功能，新增邮箱验证、密码重置及支付流程

backend/src/controllers/order/index.js

@@ -242,8 +242,7 @@ async function payOrder(req, res, next) {
  */
 async function getOrderStatistics(req, res, next) {
   try {
-    const userId = req.user.id;
-    const statistics = await OrderService.getOrderStatistics(userId);
+    const statistics = await OrderService.getOrderStatistics();
 
     res.json({
       success: true,

backend/src/routes/order.js

@@ -20,12 +20,12 @@ const router = express.Router();
 // 创建订单
 router.post('/', authenticate, createOrder);
 
-// 获取订单详情
-router.get('/:orderId', authenticate, getOrder);
-
 // 获取订单统计信息
 router.get('/statistics', authenticate, getOrderStatistics);
 
+// 获取订单详情
+router.get('/:orderId', authenticate, getOrder);
+
 // 管理员获取所有订单
 router.get('/admin', authenticate, requireAdmin, getAllOrders);
 

backend/src/services/order/index.js

@@ -60,7 +60,7 @@ class OrderService {
         LEFT JOIN animals a ON o.animal_id = a.id
         LEFT JOIN users u ON o.user_id = u.id
         LEFT JOIN merchants m ON o.merchant_id = m.id
-        WHERE o.id = ? AND o.is_deleted = 0
+        WHERE o.id = ?
       `;
 
       const [order] = await database.query(query, [orderId]);
@@ -163,13 +163,13 @@ class OrderService {
         FROM orders o
         LEFT JOIN animals a ON o.animal_id = a.id
         LEFT JOIN users u ON o.user_id = u.id
-        WHERE o.merchant_id = ? AND o.is_deleted = 0
+        WHERE o.merchant_id = ?
       `;
 
       let countQuery = `
         SELECT COUNT(*) as total
         FROM orders o
-        WHERE o.merchant_id = ? AND o.is_deleted = 0
+        WHERE o.merchant_id = ?
       `;
 
       const params = [merchantId];
@@ -220,7 +220,7 @@ class OrderService {
       const query = `
         UPDATE orders 
         SET status = ?, updated_by = ?, updated_at = CURRENT_TIMESTAMP
-        WHERE id = ? AND is_deleted = 0
+        WHERE id = ?
       `;
 
       const result = await database.query(query, [status, userId, orderId]);
@@ -245,12 +245,11 @@ class OrderService {
   async deleteOrder(orderId, userId) {
     try {
       const query = `
-        UPDATE orders 
-        SET is_deleted = 1, deleted_by = ?, deleted_at = CURRENT_TIMESTAMP
-        WHERE id = ? AND is_deleted = 0
+        DELETE FROM orders 
+        WHERE id = ?
       `;
 
-      const result = await database.query(query, [userId, orderId]);
+      const result = await database.query(query, [orderId]);
       
       return result.affectedRows > 0;
     } catch (error) {
@@ -323,7 +322,7 @@ class OrderService {
           SUM(CASE WHEN status = 'cancelled' THEN 1 ELSE 0 END) as cancelled_orders,
           SUM(total_amount) as total_revenue
         FROM orders 
-        WHERE merchant_id = ? AND is_deleted = 0
+        WHERE merchant_id = ?
       `;
 
       const [stats] = await database.query(query, [merchantId]);

backend/src/services/user/index.js

@@ -113,6 +113,7 @@ class UserService {
       queryParams.push(parseInt(pageSize), parseInt(offset));
 
       const users = await UserMySQL.query(sql, queryParams);
+
       
       return {
         users: users.map(user => UserMySQL.sanitize(user)),