修复data-services属性JSON解析错误，增加对逗号分隔字符串的支持

pending_bookings.php

@@ -824,7 +824,21 @@ try {
                 const duration = parseInt(selectedOption.getAttribute('data-duration'));
                 const price = parseFloat(selectedOption.getAttribute('data-price'));
                 const servicesJSON = selectedOption.getAttribute('data-services');
-                const services = servicesJSON ? JSON.parse(servicesJSON) : [];
+                let services = [];
+                
+                // 尝试解析servicesJSON，如果解析失败则将其视为逗号分隔字符串
+                if (servicesJSON) {
+                    try {
+                        // 尝试作为JSON解析
+                        services = JSON.parse(servicesJSON);
+                        console.log('✅ Parsed services as JSON:', services);
+                    } catch (e) {
+                        // 如果JSON解析失败，尝试作为逗号分隔字符串处理
+                        console.log('⚠️ JSON parse failed, treating as comma-separated string:', servicesJSON);
+                        services = servicesJSON.split(',').map(service => service.trim()).filter(service => service.length > 0);
+                        console.log('✅ Converted to array:', services);
+                    }
+                }
                 
                 console.log('Package data:', {duration, price, services: services.length});