feat: 添加调试日志并改进数据库处理逻辑

- 在多个文件中添加调试日志记录功能
- 将数据库连接统一迁移到db_connect.php
- 改进预约时间冲突检测逻辑
- 优化VIP客户数据处理
- 增强套餐查询的健壮性
- 更新预约状态处理流程

get_bookings.php

@@ -1,12 +1,9 @@
 <?php
-// 配置数据库连接参数
-$servername = "localhost";
-$username = "root";
-$password = "";
-$dbname = "car_wash_db";
+// 加载数据库配置
+require_once 'db_connect.php';
 
 // 设置响应头为JSON
-header('Content-Type: application/json');
+header('Content-Type: application/json; charset=utf-8');
 
 // 获取请求参数
 $phone = $_GET['phone'] ?? '';
@@ -20,82 +17,82 @@ if (empty($phone)) {
         'pending' => 0,
         'completed' => 0,
         'bookings' => []
-    ]);
+    ], JSON_UNESCAPED_UNICODE);
     exit;
 }
 
-// 创建数据库连接
-$conn = new mysqli($servername, $username, $password, $dbname);
+try {
+    // 准备SQL查询 - 查询用户的预约记录（使用新的数据库结构）
+    $sql = "SELECT b.*, p.package_name 
+            FROM bookings b 
+            LEFT JOIN packages p ON b.package_id = p.id 
+            WHERE b.phone = ? 
+            ORDER BY b.start_time DESC, b.id DESC";
 
-// 检查连接
-if ($conn->connect_error) {
+    $stmt = $pdo->prepare($sql);
+    $stmt->execute([$phone]);
+    $results = $stmt->fetchAll();
+
+    $bookings = [];
+    $pending = 0;
+    $completed = 0;
+
+    // 处理查询结果
+    foreach ($results as $row) {
+        // 格式化日期和时间
+        $booking_date = $row['start_time'] ? date('Y-m-d', strtotime($row['start_time'])) : '';
+        $time_slot = '';
+        if ($row['start_time'] && $row['end_time']) {
+            $start_time = date('H:i', strtotime($row['start_time']));
+            $end_time = date('H:i', strtotime($row['end_time']));
+            $time_slot = $start_time . '-' . $end_time;
+        }
+        
+        $booking = [
+            'id' => $row['id'],
+            'booking_date' => $booking_date,
+            'phone' => $row['phone'],
+            'car_number' => $row['car_number'] ?? '',
+            'car_model' => $row['car_model'] ?? '',
+            'time_slot' => $time_slot,
+            'status' => $row['status'] ?? '未知',
+            'package_name' => $row['package_name'] ?? '',
+            'notes' => $row['notes'] ?? ''
+        ];
+        
+        // 统计不同状态的预约数量
+        if ($booking['status'] === '待确认' || $booking['status'] === '已确认' || $booking['status'] === '进行中') {
+            $pending++;
+        } elseif ($booking['status'] === '已完成') {
+            $completed++;
+        }
+        
+        $bookings[] = $booking;
+    }
+
+    // 计算总预约数
+    $total = count($bookings);
+
+    // 构建响应数据
+    $response = [
+        'success' => true,
+        'total' => $total,
+        'pending' => $pending,
+        'completed' => $completed,
+        'bookings' => $bookings
+    ];
+
+    // 返回JSON数据
+    echo json_encode($response, JSON_UNESCAPED_UNICODE);
+    
+} catch (Exception $e) {
     echo json_encode([
         'success' => false,
-        'message' => '数据库连接失败',
+        'message' => '查询失败：' . $e->getMessage(),
         'total' => 0,
         'pending' => 0,
         'completed' => 0,
         'bookings' => []
-    ]);
-    exit;
+    ], JSON_UNESCAPED_UNICODE);
 }
-
-// 准备SQL查询 - 查询用户的预约记录
-// 假设预约表名为bookings，套餐表名为packages
-$sql = "SELECT b.*, p.package_name 
-        FROM bookings b 
-        LEFT JOIN packages p ON b.package_id = p.id 
-        WHERE b.phone = ? 
-        ORDER BY b.booking_date DESC, b.id DESC";
-
-$stmt = $conn->prepare($sql);
-$stmt->bind_param("s", $phone);
-$stmt->execute();
-$result = $stmt->get_result();
-
-$bookings = [];
-$pending = 0;
-$completed = 0;
-
-// 处理查询结果
-while ($row = $result->fetch_assoc()) {
-    $booking = [
-        'id' => $row['id'],
-        'booking_date' => $row['booking_date'],
-        'phone' => $row['phone'],
-        'car_number' => $row['car_number'] ?? '',
-        'car_model' => $row['car_model'] ?? '',
-        'time_slot' => $row['time_slot'] ?? '',
-        'status' => $row['status'] ?? '未知',
-        'package_name' => $row['package_name'] ?? '',
-        'notes' => $row['notes'] ?? ''
-    ];
-    
-    // 统计不同状态的预约数量
-    if ($booking['status'] === '待服务') {
-        $pending++;
-    } elseif ($booking['status'] === '已完成') {
-        $completed++;
-    }
-    
-    $bookings[] = $booking;
-}
-
-// 计算总预约数
-$total = count($bookings);
-
-// 构建响应数据
-$response = [
-    'success' => true,
-    'total' => $total,
-    'pending' => $pending,
-    'completed' => $completed,
-    'bookings' => $bookings
-];
-
-// 返回JSON数据
-echo json_encode($response);
-
-// 关闭数据库连接
-$stmt->close();
-$conn->close();
+?>