import 'dart:async';
import 'package:flutter/material.dart';
import 'package:union_ad_ssgf/flutter_union_ad.dart';
import 'package:union_ad_ssgf_example/ads_config.dart';
import 'package:union_ad_ssgf_example/splash_page.dart';

class HomePage extends StatefulWidget {
  final bool initAD;
  const HomePage({super.key, required this.initAD});

  @override
  State<HomePage> createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  String adVersion = '';
  StreamSubscription? _adViewStream;

  @override
  void dispose() {
    _adViewStream?.cancel();
    super.dispose();
  }

  @override
  void initState() {
    super.initState();
    version();
    _adViewStream = FlutterUnionAdStream.initAdStream(
      //激励广告
      flutterTencentadRewardCallBack: FlutterUnionAdRewardCallBack(
        onShow: () {
          print("激励广告显示");
        },
        onClick: () {
          print("激励广告点击");
        },
        onFail: (code, message) {
          print("激励广告失败 $code $message");
        },
        onClose: () {
          print("激励广告关闭");
        },
        onReady: () async {
          print("激励广告预加载准备就绪");
          await FlutterUnionAd.showRewardVideoAd();
        },
        onUnReady: () {
          print("激励广告预加载未准备就绪");
        },
        onVerify: (transId, rewardName, rewardAmount) {
          print("激励广告奖励  $transId   $rewardName   $rewardAmount");
        },
        onExpose: () {
          print("激励广告曝光");
        },
        onFinish: () {
          print("激励广告完成");
        },
        onECPM: (ecpmLevel, ecpm) async {
          print("激励广告竞价  ecpmLevel=$ecpmLevel  ecpm=$ecpm");
          //规则 自己根据业务处理
          if (ecpm > 0) {
            //竞胜出价，类型为Integer
            //最大竞败方出价，类型为Integer
            await FlutterUnionAd.showRewardVideoAd(
                result: FlutterUnioAdBiddingResult().success(ecpm, 0));
          } else {
            //竞胜方出价（单位：分），类型为Integer
            //优量汇广告竞败原因 FlutterTencentAdBiddingLossReason
            //竞胜方渠道ID FlutterTencentAdADNID
            await FlutterUnionAd.showRewardVideoAd(
                result: FlutterUnioAdBiddingResult().fail(
                    1000,
                    FlutterTencentAdBiddingLossReason.LOW_PRICE,
                    FlutterTencentAdADNID.othoerADN));
          }
        },
      ),
      flutterTencentadInteractionCallBack: FlutterUnionAdInteractionCallBack(
        onShow: () {
          print("插屏广告显示");
        },
        onClick: () {
          print("插屏广告点击");
        },
        onFail: (code, message) {
          print("插屏广告失败 $code $message");
        },
        onClose: () {
          print("插屏广告关闭");
        },
        onExpose: () {
          print("插屏广告曝光");
        },
        onReady: () async {
          print("插屏广告预加载准备就绪");
          await FlutterUnionAd.showUnifiedInterstitialAD();
        },
        onUnReady: () {
          print("插屏广告预加载未准备就绪");
        },
        onVerify: (transId, rewardName, rewardAmount) {
          print("插屏广告奖励凭证id  $transId");
        },
        onECPM: (ecpmLevel, ecpm) async {
          print("插屏广告竞价  ecpmLevel=$ecpmLevel  ecpm=$ecpm");
          //规则 自己根据业务处理
          if (ecpm > 0) {
            //竞胜出价，类型为Integer
            //最大竞败方出价，类型为Integer
            await FlutterUnionAd.showUnifiedInterstitialAD(
                result: FlutterUnioAdBiddingResult().success(ecpm, 0));
          } else {
            //竞胜方出价（单位：分），类型为Integer
            //优量汇广告竞败原因 FlutterTencentAdBiddingLossReason
            //竞胜方渠道ID FlutterTencentAdADNID
            await FlutterUnionAd.showUnifiedInterstitialAD(
                result: FlutterUnioAdBiddingResult().fail(
                    1000,
                    FlutterTencentAdBiddingLossReason.LOW_PRICE,
                    FlutterTencentAdADNID.othoerADN));
          }
        },
      ),
    );
  }

  @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: [
              Text('初始化: ${widget.initAD}'),
              Text('当前版本: $adVersion'),
              const SizedBox(height: 20),
              Row(
                mainAxisAlignment: MainAxisAlignment.center,
                children: [
                  const SizedBox(height: 20),
                  ElevatedButton(
                    child: const Text('开屏(全屏)'),
                    onPressed: () {
                      showSplashAd(context);
                      setState(() {});
                    },
                  ),
                ],
              ),
              Row(
                mainAxisAlignment: MainAxisAlignment.spaceBetween,
                children: [
                  ElevatedButton(
                    child: const Text('插屏激励'),
                    onPressed: () {
                      showInterstitialAd();
                    },
                  ),
                  const SizedBox(height: 20),
                  ElevatedButton(
                    child: const Text('激励视频'),
                    onPressed: () {
                      showRewardVideoAd();
                    },
                  ),
                ],
              ),
            ],
          ),
        ),
      ),
    );
  }

  /// 展示插屏广告
  Future<void> showInterstitialAd() async {
    await FlutterUnionAd.loadUnifiedInterstitialAD(
      //android广告id
      androidId: AdsConfig.androidInterstitialRewardVideoId,
      //ios广告id
      iosId: AdsConfig.iosRewardVideoId,

      //下载二次确认弹窗 默认false
      downloadConfirm: false,
      //开启竞价
      isBidding: false,
      isFullScreen: false,
    );
  }

  /// 当前版本
  Future<void> version() async {
    String result = await FlutterUnionAd.getSDKVersion();
    debugPrint("广告SDK 版本 $result");
    setState(() {
      adVersion = result;
    });
  }
}

/// 展示开屏广告
Future<void> showSplashAd(context) async {
  Navigator.push(
    context,
    MaterialPageRoute(
      builder: (_) {
        return SplashPage(
          isBidding: false,
          androidId: AdsConfig.androidSplashId,
          iosId: AdsConfig.iosSplashId,
        );
      },
    ),
  );
}

/// 展示激励视频广告
Future<void> showRewardVideoAd() async {
  await FlutterUnionAd.loadRewardVideoAd(
    //android广告id
    androidId: AdsConfig.androidRewardVideoId,
    //ios广告id
    iosId: AdsConfig.iosRewardVideoId,
    //用户id
    userID: "123",
    //奖励
    rewardName: "100金币",
    //奖励数
    rewardAmount: 100,
    //扩展参数 服务器回调使用
    customData: "",
    //下载二次确认弹窗 默认false
    downloadConfirm: false,
    //开启竞价
    isBidding: false,
  );
}