import 'dart:ui';

import '../../../routes/app_routes.dart';
import '/modules/devices/controllers/devices_controller.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import '/core/theme/app_colors.dart';
import '/data/models/user_Info.dart';
import '../controllers/devices_controller.dart';

// 设备类型枚举
enum DeviceType {
  Unknown(0),
  Classic_bluetooth_Headset(1),
  BLE_Bluetooth_Headset(2),
  Smart_Voice_Recorder(3),
  SmartEye(4);

  const DeviceType(this.value);
  final int value;

  // 使用getter获取多语言显示名称
  String get displayName {
    switch (this) {
      case DeviceType.Unknown:
        return "deviceTypeUnknown".tr;
      case DeviceType.Classic_bluetooth_Headset:
        return "deviceTypeClassicBluetoothHeadset".tr;
      case DeviceType.BLE_Bluetooth_Headset:
        return "deviceTypeBleBluetoothHeadset".tr;
      case DeviceType.Smart_Voice_Recorder:
        return "deviceTypeSmartVoiceRecorder".tr;
      case DeviceType.SmartEye:
        return "deviceTypeSmartEye".tr;
    }
  }

  static DeviceType fromValue(int value) {
    return DeviceType.values.firstWhere(
      (type) => type.value == value,
      orElse: () => DeviceType.Unknown,
    );
  }

  IconData get icon {
    switch (this) {
      case DeviceType.Classic_bluetooth_Headset:
      case DeviceType.BLE_Bluetooth_Headset:
        return Icons.headphones;
      case DeviceType.Smart_Voice_Recorder:
        return Icons.mic;
      case DeviceType.SmartEye:
        return Icons.visibility;
      default:
        return Icons.device_unknown;
    }
  }
}

class DevicesView extends GetView<DevicesController> {
  const DevicesView({super.key});

  @override
  Widget build(BuildContext context) {
    final isDarkMode = Theme.of(context).brightness == Brightness.dark;

    return Scaffold(
      backgroundColor: isDarkMode ? AppColors.darkBackground : Colors.white,
      body: Column(
        children: [
          // 顶部标题栏
          Container(
            padding: EdgeInsets.only(
              top: MediaQuery.of(context).padding.top + 10.h,
              left: 20.w,
              right: 20.w,
              bottom: 20.h,
            ),
            decoration: BoxDecoration(
              color: isDarkMode ? Colors.black : Colors.white,
              boxShadow: [
                BoxShadow(
                  color: Colors.black.withOpacity(0.05),
                  blurRadius: 10,
                  offset: const Offset(0, 2),
                ),
              ],
            ),
            child: Row(
              children: [
                GestureDetector(
                  onTap: () => Get.back(),
                  child: Icon(
                    Icons.arrow_back_ios,
                    color: isDarkMode ? Colors.white : Colors.black,
                    size: 24.sp,
                  ),
                ),
                SizedBox(width: 16.w),
                Text(
                  "deviceManagement".tr,
                  style: TextStyle(
                    fontSize: 20.sp,
                    fontWeight: FontWeight.w600,
                    color: isDarkMode ? Colors.white : Colors.black,
                  ),
                ),
              ],
            ),
          ),
          // 设备列表内容
          Expanded(
            child: _buildDevicesList(isDarkMode),
          ),
        ],
      ),
    );
  }

  Widget _buildDevicesList(bool isDarkMode) {
    return Obx(() {
      // 使用控制器的响应式数据，这会触发控制器的实例化
      final groupedDevices = controller.devices;

      if (groupedDevices.isEmpty) {
        return _buildEmptyState(isDarkMode);
      }

      return ListView(
        padding: EdgeInsets.all(20.w),
        children: [
          // 遍历每个设备类型
          ...groupedDevices.entries.map((entry) {
            final deviceTypeValue = entry.key;
            final deviceList = entry.value;
            final deviceType = DeviceType.fromValue(deviceTypeValue);

            return Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                // 设备类型标题
                Padding(
                  padding: EdgeInsets.only(bottom: 12.h),
                  child: Text(
                    deviceType.displayName,
                    style: TextStyle(
                      fontSize: 16.sp,
                      fontWeight: FontWeight.w600,
                      color: isDarkMode ? Colors.white : Colors.black87,
                    ),
                  ),
                ),
                // 该类型下的设备列表
                ...deviceList.map((device) => _buildDeviceCard(
                      device: device,
                      deviceType: deviceType,
                      isDarkMode: isDarkMode,
                    )),
                SizedBox(height: 20.h),
              ],
            );
          }).toList(),
        ],
      );
    });
  }

  Widget _buildEmptyState(bool isDarkMode) {
    return Center(
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Icon(
            Icons.devices_other,
            size: 80.sp,
            color: isDarkMode ? Colors.white54 : Colors.grey[400],
          ),
          SizedBox(height: 20.h),
          Text(
            "noDevicesBound".tr,
            style: TextStyle(
              fontSize: 16.sp,
              color: isDarkMode ? Colors.white70 : Colors.grey[600],
            ),
          ),
          SizedBox(height: 12.h),
          Text(
            "pleaseBindDeviceFirst".tr,
            style: TextStyle(
              fontSize: 14.sp,
              color: isDarkMode ? Colors.white54 : Colors.grey[500],
            ),
          ),
        ],
      ),
    );
  }

  Widget _buildDeviceCard({
    required UserDevice device,
    required DeviceType deviceType,
    required bool isDarkMode,
  }) {
    return GestureDetector(
      onTap: () => Get.toNamed(Routes.eqSettings),
      child: Container(
        margin: EdgeInsets.only(bottom: 12.h),
        padding: EdgeInsets.all(16.w),
        decoration: BoxDecoration(
          color: isDarkMode ? AppColors.cardBackground : Colors.white,
          borderRadius: BorderRadius.circular(12.r),
          boxShadow: [
            BoxShadow(
              color: Colors.black.withOpacity(0.05),
              blurRadius: 8,
              offset: const Offset(0, 2),
            ),
          ],
        ),
        child: Row(
          children: [
            // 设备图标
            Container(
              width: 48.w,
              height: 48.w,
              decoration: BoxDecoration(
                color: isDarkMode
                    ? Colors.white.withOpacity(0.1)
                    : Colors.grey[100],
                borderRadius: BorderRadius.circular(12.r),
              ),
              child: Icon(
                deviceType.icon,
                color: isDarkMode ? Colors.white : Colors.black87,
                size: 24.sp,
              ),
            ),
            SizedBox(width: 16.w),
            // 设备信息
            Expanded(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text(
                    device.devicename.isNotEmpty
                        ? device.devicename
                        : "deviceTypeUnknown".tr,
                    style: TextStyle(
                      fontSize: 16.sp,
                      fontWeight: FontWeight.w500,
                      color: isDarkMode ? Colors.white : Colors.black87,
                    ),
                  ),
                  SizedBox(height: 4.h),
                  Text(
                    device.devicemac.isNotEmpty
                        ? device.devicemac
                        : "noMacAddress".tr,
                    style: TextStyle(
                      fontSize: 14.sp,
                      color: isDarkMode ? Colors.white70 : Colors.grey[600],
                    ),
                  ),
                  if (device.license.isNotEmpty) ...[
                    SizedBox(height: 4.h),
                    Text(
                      "${"licenseCode".tr}: ${device.license}",
                      style: TextStyle(
                        fontSize: 12.sp,
                        color: isDarkMode ? Colors.white54 : Colors.grey[500],
                      ),
                    ),
                  ],
                ],
              ),
            ),
            // 解绑按钮
            GestureDetector(
              onTap: () => _showUnbindDialog(device, isDarkMode),
              child: Container(
                padding: EdgeInsets.symmetric(
                  horizontal: 12.w,
                  vertical: 6.h,
                ),
                decoration: BoxDecoration(
                  color: Colors.red.withOpacity(0.1),
                  borderRadius: BorderRadius.circular(6.r),
                  border: Border.all(
                    color: Colors.red.withOpacity(0.3),
                    width: 1,
                  ),
                ),
                child: Text(
                  "unbind".tr,
                  style: TextStyle(
                    fontSize: 12.sp,
                    color: Colors.red,
                    fontWeight: FontWeight.w500,
                  ),
                ),
              ),
            ),
          ],
        ),
      ),
    );
  }

  void _showUnbindDialog(UserDevice device, bool isDarkMode) {
    Get.dialog(
      AlertDialog(
        backgroundColor: isDarkMode ? AppColors.cardBackground : Colors.white,
        title: Text(
          "confirmUnbind".tr,
          style: TextStyle(
            color: isDarkMode ? Colors.white : Colors.black87,
          ),
        ),
        content: Text(
          "confirmUnbindMessage"
              .tr
              .replaceAll('{deviceName}', device.devicename),
          style: TextStyle(
            color: isDarkMode ? Colors.white70 : Colors.black54,
          ),
        ),
        actions: [
          TextButton(
            onPressed: () => Get.back(),
            child: Text(
              "cancel".tr,
              style: TextStyle(
                color: isDarkMode ? Colors.white70 : Colors.grey[600],
              ),
            ),
          ),
          TextButton(
            onPressed: () {
              Get.back();
              controller.unbindearphone(device);
            },
            child: Text(
              "confirmUnbindAction".tr,
              style: const TextStyle(color: Colors.red),
            ),
          ),
        ],
      ),
    );
  }
}