import 'package:get/get.dart';

import '../../../../utils/log/logger.dart';
import '../../../../utils/system_helper.dart';
import '../../../constants/enums.dart';
import '../../../controllers/api_controller.dart';
import '../../../controllers/base_core_api.dart';
import '../../../controllers/core_controller.dart';
import '../../../data/models/banner/banner_list.dart';
import '../../../data/models/launch/groups.dart';
import '../../../data/sp/ix_sp.dart';
import '../../../dialog/error_dialog.dart';
import '../../../modules/home/controllers/home_controller.dart';
import '../../../routes/app_pages.dart';

class MedialocationController extends GetxController {
  final TAG = 'MedialocationController';

  final ApiController apiController = Get.find<ApiController>();
  final CoreController coreController = Get.find<CoreController>();
  final HomeController homeController = Get.find<HomeController>();

  // VPN连接状态（计算属性，基于 coreController 状态和 bannerLocation）
  bool get isConnected =>
      _isSameLocation && coreController.state == ConnectionState.connected;
  bool get isConnecting =>
      _isSameLocation && coreController.state == ConnectionState.connecting ||
      coreController.state == ConnectionState.connectingVirtual;

  // 判断当前选中的节点是否是 bannerLocation
  bool get _isSameLocation {
    final location = bannerLocation.value;
    if (location == null) return false;
    final selectedLocation = homeController.selectedLocation;
    return selectedLocation != null &&
        (selectedLocation.id == location.id ||
            selectedLocation.code == location.code);
  }

  // Banner 数据
  final Rxn<Banner> banner = Rxn<Banner>();
  String get bannerTitle => banner.value?.title ?? 'Movies&TV';
  String get bannerImg => banner.value?.img ?? '';

  // Banner 列表
  final _bannerList = <Banner>[].obs;
  List<Banner> get bannerList => _bannerList;
  set bannerList(List<Banner> value) => _bannerList.assignAll(value);

  // Banner 背景图信息
  final Rxn<Banner> bannerInfo = Rxn<Banner>();
  String get bannerInfoImg => bannerInfo.value?.img ?? '';

  // Banner 关联的节点
  final Rxn<Location> bannerLocation = Rxn<Location>();

  @override
  void onInit() {
    super.onInit();
    if (Get.arguments != null) {
      if (Get.arguments['banner'] != null) {
        banner.value = Get.arguments['banner'] as Banner;
      }
      if (Get.arguments['type'] != null) {
        getBanner(position: Get.arguments['type'] as String);
      }
    }
  }

  /// 连接VPN - 连接到 bannerLocation
  void connect() {
    final location = bannerLocation.value;
    if (location == null) {
      log(TAG, 'Cannot connect: bannerLocation is null');
      return;
    }

    if (isConnecting) return;

    // 将 Location 转换为 Locations 并选中
    final locations = Locations(
      id: location.id,
      name: location.name,
      code: location.code,
      icon: location.icon,
      country: location.country,
      sort: location.sort,
    );

    // 选中节点并触发连接
    homeController.selectLocation(locations, locationSelectionType: 'media');
    coreController.selectLocationConnect();
  }

  /// 断开VPN
  void disconnect() {
    BaseCoreApi().disconnect();
  }

  /// 获取 banner 列表
  /// [position] banner 位置类型，如 "banner"、"media"、"nine" 等
  Future<void> getBanner({
    String position = 'media',
    bool isCache = true,
  }) async {
    try {
      // 先读取缓存数据
      final cacheBanners = IXSP.getBanner(position);
      if (cacheBanners != null && isCache) {
        if (cacheBanners.list != null && cacheBanners.list!.isNotEmpty) {
          bannerList = cacheBanners.list!;
        }
        if (cacheBanners.bannerInfo != null) {
          bannerInfo.value = cacheBanners.bannerInfo;
        }
        if (cacheBanners.location != null) {
          bannerLocation.value = cacheBanners.location;
        }
        log(TAG, 'Loaded banner from cache for position: $position');
      }

      // 请求最新数据
      final banners = await apiController.getBanner(position: position);
      if (banners.list != null && banners.list!.isNotEmpty) {
        bannerList = banners.list!;
      }
      if (banners.bannerInfo != null) {
        bannerInfo.value = banners.bannerInfo;
      }
      if (banners.location != null) {
        bannerLocation.value = banners.location;
      }
      // 保存到缓存
      await IXSP.saveBanner(position, banners);
      log(TAG, 'Banner updated and cached for position: $position');
    } catch (e) {
      log(TAG, 'Error loading banners for position $position: $e');
    }
  }

  //点击banner
  void onBannerTap(Banner? banner) {
    if (banner?.action == null) return;

    final action = BannerAction.values.firstWhere(
      (e) => e.toString().split('.').last == banner?.action,
      orElse: () => BannerAction.notice, // 默认值
    );

    switch (action) {
      case BannerAction.urlOut:
        if (banner?.data != null) {
          SystemHelper.openWebPage(banner!.data!);
        }
        break;
      case BannerAction.urlIn:
        if (banner?.data != null) {
          Get.toNamed(
            Routes.WEB,
            arguments: {
              'title': banner?.title ?? '',
              'url': banner?.data ?? '',
            },
          );
        }
        break;
      case BannerAction.deepLink:
        if (banner?.data != null) {
          // Handle deep link
          SystemHelper.handleDeepLink(banner!.data!);
        }
        break;
      case BannerAction.openPkg:
        if (banner?.data != null) {
          // Open specific package
          SystemHelper.openPackage(banner!.data!);
        }
        break;
      case BannerAction.notice:
        if (banner?.data != null) {
          // Show notice dialog
          ErrorDialog.show(
            title: banner?.title ?? '',
            message: banner?.content,
          );
        }
        break;
      case BannerAction.page:
        if (banner?.data != null) {
          final uri = Uri.parse(banner!.data!);
          Get.toNamed(
            uri.path,
            arguments: {...uri.queryParameters, 'banner': banner},
          );
        }
        break;
    }
  }
}