import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:union_ad_ssgf/event/ad_event_handler.dart';
import 'package:union_ad_ssgf_example/ads_config.dart';
import 'package:union_ad_ssgf/union_ad_ssgf.dart';

// 结果信息
String _result = '';

class HomePage extends StatefulWidget {
  @override
  _HomePageState createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  String _adEvent = '';

  @override
  void initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Union AD plugin'),
      ),
      body: Center(
        child: SingleChildScrollView(
          padding: const EdgeInsets.all(10),
          child: Column(
            children: [
              const SizedBox(height: 10),
              Text('Result: $_result'),
              const SizedBox(height: 10),
              Text('onAdEvent: $_adEvent'),
              const SizedBox(height: 20),
              Row(
                mainAxisAlignment: MainAxisAlignment.spaceBetween,
                children: [
                  ElevatedButton(
                    child: const Text('初始化'),
                    onPressed: () {},
                  ),
                  const SizedBox(height: 20),
                  ElevatedButton(
                    child: const Text('请求跟踪授权'),
                    onPressed: () {
                      requestIDFA();
                    },
                  ),
                  const SizedBox(height: 20),
                  ElevatedButton(
                    child: const Text('个性化广告'),
                    onPressed: () {
                      setPersonalizedAd(1);
                    },
                  ),
                ],
              ),
              Row(
                mainAxisAlignment: MainAxisAlignment.spaceBetween,
                children: [
                  ElevatedButton(
                    child: const Text('开屏(Logo2)'),
                    onPressed: () {},
                  ),
                  const SizedBox(height: 20),
                  ElevatedButton(
                    child: const Text('开屏(全屏)'),
                    onPressed: () {
                      showSplashAd();
                      setState(() {});
                    },
                  ),
                ],
              ),
              Row(
                mainAxisAlignment: MainAxisAlignment.spaceBetween,
                children: [
                  ElevatedButton(
                    child: const Text('插屏广告'),
                    onPressed: () {
                      showInterstitialAd(AdsConfig.interstitialId);
                    },
                  ),
                  const SizedBox(height: 20),
                  ElevatedButton(
                    child: const Text('插全屏广告'),
                    onPressed: () {
                      showInterstitialAd(
                        AdsConfig.interstitialFullScreenVideoId,
                        showFullScreenVideo: true,
                      );
                    },
                  ),
                ],
              ),
              Row(
                mainAxisAlignment: MainAxisAlignment.spaceBetween,
                children: [
                  ElevatedButton(
                    child: const Text('插屏激励'),
                    onPressed: () {
                      showInterstitialAd(
                        AdsConfig.interstitialRewardVideoId,
                        showFullScreenVideo: true,
                        showRewardVideo: true,
                      );
                    },
                  ),
                  const SizedBox(height: 20),
                  ElevatedButton(
                    child: const Text('激励视频'),
                    onPressed: () {
                      showRewardVideoAd();
                    },
                  ),
                ],
              ),
              const SizedBox(height: 20),
              ElevatedButton(
                child: const Text('信息流'),
                onPressed: () {
                  // Navigator.push(
                  //     context,
                  //     MaterialPageRoute(
                  //       builder: (context) => FeedPage(),));
                },
              ),
              const SizedBox(height: 20),
              const Center(child: Text('👇🏻 Banner 广告 👇🏻')),
              const SizedBox(height: 10),
              // AdBannerWidget(
              //   posId: AdsConfig.bannerId,
              //   width: 300,
              //   height: 80,
              //   interval: 0,
              //   show: true,
              // ),
              const SizedBox(height: 10),
            ],
          ),
        ),
      ),
    );
  }

  /// 设置广告监听
  Future<void> setAdEvent() async {
    setState(() {
      _adEvent = '设置成功';
    });
    UnionAdSsgf.onEventListener((event) {
      _adEvent = 'adId:${event.adId} action:${event.action}';
      if (event is AdErrorEvent) {
        // 错误事件
        _adEvent += ' errCode:${event.errCode} errMsg:${event.errMsg}';
      } else if (event is AdRewardEvent) {
        // 激励事件
        _adEvent +=
            ' transId:${event.transId} customData:${event.customData} userId:${event.userId}';
      }
      print('onEventListener:$_adEvent');
      setState(() {});
    });
  }

  /// 请求应用跟踪透明度授权
  Future<void> requestIDFA() async {
    bool result = await UnionAdSsgf.requestIDFA;
    _adEvent = '请求广告标识符:$result';
    setState(() {});
  }

  /// 设置个性化广告
  /// [state] 0:不限制 1:限制
  Future<void> setPersonalizedAd(int state) async {
    bool result = await UnionAdSsgf.setPersonalizedState(state);
    _adEvent = '设置个性化广告:$result';
    setState(() {});
  }

  /// 展示插屏广告
  Future<void> showInterstitialAd(
    String posId, {
    bool showFullScreenVideo = false,
    bool showRewardVideo = false,
  }) async {
    // try {
    //   bool result = await UnionAdSsgf.showInterstitialAd(
    //     posId,
    //     showPopup: false,
    //     showFullScreenVideo: showFullScreenVideo,
    //     showRewardVideo: showRewardVideo,
    //     autoPlayMuted: false,
    //     autoPlayOnWifi: false,
    //     userId: 'userId',
    //     customData: 'showInterstitialAd customData',
    //   );
    //   _result = "展示插屏广告${result ? '成功' : '失败'}";
    // } on PlatformException catch (e) {
    //   _result = "展示插屏广告失败 code:${e.code} msg:${e.message} details:${e.details}";
    // }
    setState(() {});
  }

  /// 展示激励视频广告
  Future<void> showRewardVideoAd() async {
    try {
      bool result = await UnionAdSsgf.showRewardVideoAd(
        AdsConfig.rewardVideoId,
        playMuted: false,
        customData: 'showRewardVideoAd customData',
        userId: 'userId',
      );
      _result = "展示激励视频广告${result ? '成功' : '失败'}";
    } on PlatformException catch (e) {
      _result =
          "展示激励视频广告失败 code:${e.code} msg:${e.message} details:${e.details}";
    }
    setState(() {});
  }
}

/// 展示开屏广告
/// [logo] 展示如果传递则展示logo，不传递不展示
Future<void> showSplashAd([String? logo]) async {
  try {
    bool result = await UnionAdSsgf.showSplashAd(
      AdsConfig.splashId,
      logo: logo,
      fetchDelay: 3,
    );
    _result = "展示开屏广告${result ? '成功' : '失败'}";
  } on PlatformException catch (e) {
    _result = "展示开屏广告失败 code:${e.code} msg:${e.message} details:${e.details}";
  }
}