//公共服务api接口
import 'package:hgdj/hj_model/home/video_list_model.dart';
import 'package:hgdj/hj_model/list_base_model.dart';
import 'package:hgdj/tools_base/event_bus/events.dart';
import 'package:hgdj/tools_base/net/http_manager.dart';

import '../../alert/vip_guide/guide_manager.dart';
import '../../alert/vip_guide/guide_push_model.dart';
import '../../hj_model/banner/comment_top_banner_model.dart';
import '../../hj_model/home/plate_model.dart';
import '../../hj_model/home/update_marker_model.dart';
import '../../hj_model/mine/follow_user_list_model.dart';
import '../../hj_model/mine/happy/happy_model.dart';
import '../../hj_model/mine/task_center_data.dart';
import '../../hj_model/splash/domain_source_model.dart';
import '../../tools_base/event_bus/event_bus_util.dart';

class CommonService {
  /// 获取远端配置
  static Future<DomainSourceModel?> fetchRemoteConfig() async {
    final result = await httpManager.fetchResponseByGET(
      '/ping/domain',
      jsonTransformation: (json) => DomainSourceModel.fromJson(json),
    );
    // 请求/解析失败时 result.data 为 null，返回可空类型，
    // 避免把 null 强转成非空 DomainSourceModel 触发 type 'Null' is not a subtype 崩溃
    return result.isSuccess ? result.data as DomainSourceModel? : null;
  }

  /// 刷新用户分层弹窗配置（paymentStatusPopup / paymentGuide），[keys] 指定刷新分块，以后新增本地自己加
  /// 返回 paymentPopup 分块（status / cardId / config 图片配置），写回 Config 由调用方处理；
  /// paymentGuide 分块直接写进 [GuideManager]，不经调用方
  static Future<PayTierModel?> refreshPayPopup({List<String>? keys}) async {
    final result = await httpManager.fetchResponseByGET(
      '/ping/domain/refresh',
      param: {'keys': keys},
      jsonTransformation: (json) {
        GuideManager().update(json['paymentGuide']); //付费引导开关（登录/退登/开通会员后分层会变）
        // 容错：后端未返回有效 paymentPopup（null/非对象/空对象）时返回 null，调用方据此不替换本地状态
        final popup = json['paymentPopup'];
        if (popup is! Map || popup.isEmpty) return null;
        return PayTierModel.fromJson(json['paymentPopup']);
      },
    );
    return result.isSuccess ? result.data as PayTierModel? : null;
  }

  /// 首页内容更新红点标记
  static Future<HomeUpdateMarkersResp?> fetchUpdateMarkers() async {
    final result = await httpManager.fetchResponseByGET(
      '/content/update-markers',
      jsonTransformation: (json) => HomeUpdateMarkersResp.fromJson(json),
    );
    return result.isSuccess ? result.data : null;
  }

  /// 活动结束或轮询时获取最新 banner 数据
  static Future<BannerJumpEntity?> pingBanner(String id) async {
    final result = await httpManager.fetchResponseByGET(
      '/ping/banner/$id',
      jsonTransformation: (json) => BannerJumpEntity.fromJson(json),
    );
    return result.isSuccess ? result.data as BannerJumpEntity? : null;
  }

  /// 按场景拉取 Banner 列表（如评论置顶 COMMENT_TOP）
  static Future<List<CommentTopBannerModel>> fetchBannerList(
      {required String scene}) async {
    final result = await httpManager.fetchResponseByGET(
      '/banner/list',
      param: {'scene': scene},
      jsonTransformation: (json) {
        final list = json['list'] as List?;
        if (list == null) return <CommentTopBannerModel>[];
        final items = list
            .map((e) => CommentTopBannerModel.fromJson(
                e is Map ? Map<String, dynamic>.from(e) : null))
            .toList();
        items.sort((a, b) => (b.sort ?? 0).compareTo(a.sort ?? 0));
        return items;
      },
    );
    //失败时 data 是没经过 jsonTransformation 的原始结构，硬 as 会抛，直接给空列表
    if (!result.isSuccess) return [];
    return result.data as List<CommentTopBannerModel>? ?? [];
  }

  //获取模块数据
  static Future<HomePlateModel?> getTagMarks() async {
    final result = await httpManager.fetchResponseByGET(
      '/modules/list',
      param: {},
      jsonTransformation: (json) => HomePlateModel.fromJson(json),
    );
    return result.isSuccess ? result.data : null;
  }

  //发起点赞
  //SP:长视频 SHORT:短视频 COVER:图文帖子 PIC:图集帖子 SEED_LINK:种子/黄油帖子 TAG:标签 COMMENT:评论 video:动漫 image:漫画 text:小说
  static Future<bool> sendLike(String? objID, String? type) async {
    final param = {'objID': objID, 'type': type};
    final result = await httpManager.fetchResponseByPOST(
      '/thumbsUp',
      param: param,
    );
    if (result.isSuccess) {
      eventBus.emit(CollectStatusModel(
          id: objID, isLiked: true, type: type, likeCountDelta: 1));
    }
    return result.isSuccess;
  }

  //取消点赞
  //SP:长视频 SHORT:短视频 COVER:图文帖子 PIC:图集帖子 SEED_LINK:种子/黄油帖子 TAG:标签 COMMENT:评论 video:动漫 image:漫画 text:小说
  static Future<bool> cancelLike(String? objID, String? type,
      {List<String>? objIDArr}) async {
    assert((type != null && type.isNotEmpty), 'cancelLike type 不能为空');
    List<String> ids = [];
    if (objIDArr?.isNotEmpty == true) {
      ids.addAll(objIDArr!);
    } else {
      ids.add(objID ?? "");
    }
    final param = {'objIDs': ids, 'type': type};
    final result = await httpManager.fetchResponseByPOST(
      '/thumbsDown',
      param: param,
    );
    if (result.isSuccess) {
      eventBus.emit(CollectStatusModel(
          id: objID, isLiked: false, type: type, likeCountDelta: -1));
    }
    return result.isSuccess;
  }

  /// 获取我关注用户发的视频
  /// type 为0 获取用户所有动态， 1为获取用户全部视频
  static Future<VideoListResp?> fetchFollowDynamics(
      {int page = 1,
      int size = 20,
      int? uid,
      int? type,
      String? newsType}) async {
    final param = <String, dynamic>{
      'pageSize': size,
      'pageNumber': page,
      'uid': uid,
      'type': type,
      'newsType': newsType
    };
    param.removeWhere((k, v) => v == null);
    final result = await httpManager.fetchResponseByGET('/follow/dynamics/list',
        param: param,
        jsonTransformation: (json) => VideoListResp.fromJson(json));
    return result.isSuccess ? result.data : null;
  }

  //获取关注列表
  static Future<ListBaseModel<FollowUserModel>?> getFollowUsers({
    required int pageNumber,
    required int pageSize,
    int? uid,
    int? followUserType,
  }) async {
    final param = {
      'pageNumber': pageNumber,
      'pageSize': pageSize,
      'uid': uid,
      'type': followUserType,
    };
    param.removeWhere((k, v) => v == null);
    final result = await httpManager.fetchResponseByGET('/follow/list',
        param: param, jsonTransformation: (json) {
      return ListBaseModel<FollowUserModel>.fromJson(json);
    });
    return result.isSuccess ? result.data : null;
  }

  //获取金主广告列表
  static Future<HappyModel?> happyList() async {
    final result = await httpManager.fetchResponseByGET(
      '/recreation/list',
      param: {},
      jsonTransformation: (json) => HappyModel.fromJson(json),
    );
    return result.isSuccess ? result.data : null;
  }

  static Future<TaskCenterData?> getTaskList() async {
    final result = await httpManager.fetchResponseByGET(
      '/task/list',
      param: {},
      jsonTransformation: (json) => TaskCenterData.fromJson(json),
    );
    return result.isSuccess ? result.data : null;
  }

  static Future<bool> doTask(String? taskId, int? type) async {
    final result = await httpManager.fetchResponseByPOST(
      '/task/do',
      param: {'taskId': taskId, 'type': type},
      jsonTransformation: (json) => TaskCenterData.fromJson(json),
    );
    return result.isSuccess;
  }

  //推荐视频列表
  static Future<VideoListResp?> getRecommendList({
    required int pageNumber,
    required int pageSize,
    String? tagId,
    String? newsType,
  }) async {
    final param = {
      'pageNumber': pageNumber,
      'pageSize': pageSize,
      'tagId': tagId,
      'newsType': newsType,
    };
    param.removeWhere((k, v) => v == null);
    final result = await httpManager.fetchResponseByGET('/vid/recommend/list',
        param: param, jsonTransformation: (json) {
      return VideoListResp.fromJson(json);
    });
    return result.isSuccess ? result.data : null;
  }

  //广告点击统计 广告类型 0:应用 1:广告
  static Future<bool> adsClick(int? type) async {
    final result = await httpManager.fetchResponseByPOST(
      '/ads/click/stat',
      param: {'type': type},
    );
    return result.isSuccess;
  }

  /// 获取付费引导弹窗配置
  /// [scene] 场景，VIP 内容上新固定传 VIP_CONTENT_UPDATE
  static Future<GuidePushModel?> fetchPaymentGuide(String scene) async {
    final result = await httpManager.fetchResponseByGET(
      '/payment/guide',
      param: {'scene': scene},
      jsonTransformation: (json) => GuidePushModel.fromJson(json),
    );
    return result.isSuccess ? result.data : null;
  }

  /// 上报付费引导弹窗已展示（只在弹窗真的展示出来后调，目前只有 VIP 内容上新横幅会上报）
  /// [requestId] 客户端每次展示生成的 UUID，接口按它幂等——失败重试要用同一个
  static Future<bool> reportPaymentGuideImpression({
    String? configId,
    required String scene,
    String? contentVersion,
    required String requestId,
  }) async {
    final result = await httpManager.fetchResponseByPOST(
      '/payment/guide/impression',
      param: {
        'configId': configId,
        'scene': scene,
        'contentVersion': contentVersion ?? '',
        'requestId': requestId,
      },
    );
    return result.isSuccess;
  }
}