adseye_ad_plugin 1.0.9-beta.2

adseye_ad_plugin: ^1.0.9-beta.2 copied to clipboard

example/lib/main.dart

import 'dart:io';

import 'package:adseye_ad_plugin/adseye_ad_plugin.dart';
import 'package:adseye_ad_plugin_example/native_stage/ad_view_provider.dart';
import 'package:adseye_ad_plugin/src/logger.dart';
import 'package:adseye_ad_plugin_example/native_stage/base_item.dart';
import 'package:adseye_ad_plugin_example/native_stage/hiwaifu_style.dart';
import 'package:flutter/material.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();

  // 初始化 adseye 平台
  AdseyeLogger.info('开始初始化 adseye 平台');
  runApp(const AdseyeDemoApp());
  await AdseyeAdPlugin.initialize(
    pangleAppId: '8571079',
    tradPlusAppId: 'F143609D85E02070A6F84543438AF82A',
    listener: AdseyeInitListener(
      onPreInitSuccess: () {
        print('adseye 平台提前初始化完成');
      },
      onInitSuccess: () {
        print('adseye 平台全部初始化完成');
        AdseyeLogger.info('adseye 平台初始化完成');
      },
      onInitFailed: (error) {
        AdseyeLogger.info('adseye 平台初始化失败: $error');
      },
    ),
  );
}

class AdseyeAdHelper {
  static String get appOpenAdUnitId =>
      Platform.isAndroid ? '9020588' : '9020631';

  static String get interstitialAdUnitId =>
      Platform.isAndroid ? '9020265' : '9020643';

  static String get rewardedAdUnitId =>
      Platform.isAndroid ? '9020589' : '9020642';

  static String get nativeAdUnitId_01 =>
      Platform.isAndroid ? '9020266' : '9020648';

  static String get nativeAdUnitId_02 =>
      Platform.isAndroid ? '9020264' : '9020648';
}

/// 长按事件处理工具类
class LongPressHelper {
  /// 创建带长按事件的按钮
  static Widget createLongPressButton({
    required Widget child,
    required VoidCallback onPressed,
    required VoidCallback onLongPress,
    String? longPressMessage,
    BuildContext? context,
  }) {
    return GestureDetector(
      onLongPress: () {
        onLongPress();
        if (longPressMessage != null && context != null) {
          ScaffoldMessenger.of(context).showSnackBar(
            SnackBar(
              content: Text(longPressMessage),
              duration: const Duration(seconds: 2),
            ),
          );
        }
      },
      child: ElevatedButton(onPressed: onPressed, child: child),
    );
  }

  /// 创建带长按事件的通用容器
  static Widget createLongPressContainer({
    required Widget child,
    required VoidCallback onLongPress,
    String? longPressMessage,
    BuildContext? context,
  }) {
    return GestureDetector(
      onLongPress: () {
        onLongPress();
        if (longPressMessage != null && context != null) {
          ScaffoldMessenger.of(context).showSnackBar(
            SnackBar(
              content: Text(longPressMessage),
              duration: const Duration(seconds: 2),
            ),
          );
        }
      },
      child: child,
    );
  }
}

class AdseyeDemoApp extends StatelessWidget {
  const AdseyeDemoApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Adseye Demo App',
      theme: ThemeData(primarySwatch: Colors.blue),
      home: const HomePage(),
    );
  }
}

class HomePage extends StatelessWidget {
  const HomePage({super.key});

  // 长按开屏广告按钮时，启用  的调试模式
  void showDebugger() {
    AdseyeAdPlugin.openDebugger();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('Adseye 广告插件演示')),
      body: ListView(
        padding: const EdgeInsets.all(16),
        children: [
          GestureDetector(
            onLongPress: () {
              // 长按开屏广告按钮时，启用  的调试模式
              showDebugger();
              ScaffoldMessenger.of(context).showSnackBar(
                const SnackBar(
                  content: Text('已打开  调试器'),
                  duration: Duration(seconds: 2),
                ),
              );
            },
            child: ElevatedButton(
              child: const Text('App Open Ad (开屏)'),
              onPressed: () => Navigator.push(
                context,
                MaterialPageRoute(builder: (_) => const AppOpenAdPage()),
              ),
            ),
          ),
          const SizedBox(height: 8),
          GestureDetector(
            onLongPress: () {
              // 长按插屏广告按钮时的响应
              ScaffoldMessenger.of(context).showSnackBar(
                const SnackBar(
                  content: Text('长按插屏按钮 - 可以添加调试功能'),
                  duration: Duration(seconds: 2),
                ),
              );
            },
            child: ElevatedButton(
              child: const Text('Interstitial (插屏)'),
              onPressed: () => Navigator.push(
                context,
                MaterialPageRoute(builder: (_) => const InterstitialPage()),
              ),
            ),
          ),
          const SizedBox(height: 8),
          ElevatedButton(
            child: const Text('Rewarded (激励视频)'),
            onPressed: () => Navigator.push(
              context,
              MaterialPageRoute(builder: (_) => const RewardedPage()),
            ),
          ),
          if (true) ...[
            const SizedBox(height: 8),
            ElevatedButton(
              child: const Text('Native Ad (原生广告List)'),
              onPressed: () => Navigator.push(
                context,
                MaterialPageRoute(builder: (_) => const FeedScreen()),
              ),
            ),
            const SizedBox(height: 8),
            ElevatedButton(
              child: const Text('Native Ad (原生广告)'),
              onPressed: () => Navigator.push(
                context,
                MaterialPageRoute(builder: (_) => const NativeAdPage()),
              ),
            )
  
          ],
        ],
      ),
    );
  }
}

/// 开屏广告页面（使用 adseye_ad_plugin 的 SplashAd）
class AppOpenAdPage extends StatefulWidget {
  const AppOpenAdPage({super.key});

  @override
  // ignore: library_private_types_in_public_api
  _AppOpenAdPageState createState() => _AppOpenAdPageState();
}

class _AppOpenAdPageState extends State<AppOpenAdPage> {
  bool _isLoading = false;
  bool _isLoaded = false;
  SplashAd? _splashAd;

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

  @override
  void dispose() {
    super.dispose();
    _splashAd?.destroy();
  }

  void _initAd() {
    _splashAd?.destroy();
    _splashAd = SplashAd.create(AdseyeAdHelper.appOpenAdUnitId);
    _splashAd?.watchAdRevenue(
      listener: AdRevenueListener(
        onAdRevenue: (AdRevenueData data) {
          print(
            '🎉 Ad Revenue: slotId=${data.adSlotId}, source=${data.adSourceName}, revenue=\$${data.revenue}, currency=${data.currency}, precision=${data.precision}',
          );
        },
      ),
    );
  }

  void _loadAd() {
    if (_isLoading) return;
    setState(() {
      _isLoading = true;
      _isLoaded = false;
    });
    AdseyeLogger.info('开始加载开屏广告: ${AdseyeAdHelper.appOpenAdUnitId}');
    _initAd();
    _splashAd?.load(
      listener: AdseyeLoadListener(
        onAdLoaded: () {
          AdseyeLogger.info('[SplashAd] onAdLoaded');
          setState(() {
            _isLoading = false;
            _isLoaded = true;
          });
        },
        onAdLoadFailed: (String error) {
          AdseyeLogger.info('[SplashAd] onAdLoadFailed $error');
          setState(() {
            _isLoading = false;
            _isLoaded = false;
          });
          ScaffoldMessenger.of(
            context,
          ).showSnackBar(SnackBar(content: Text('开屏广告加载失败: $error')));
        },
      ),
    );
  }

  void _showAd() async {
    if (!_isLoaded) return;
    final bool suggestShow = await _splashAd?.checkAdShowSuggestion() ?? false;

    if (!suggestShow) {
      ScaffoldMessenger.of(context).showSnackBar(
        const SnackBar(
          content: Text('不建议展示广告，已中止。'),
          backgroundColor: Colors.orange,
        ),
      );
      return;
    }
    _splashAd?.show(
      listener: SplashDisplayListener(
        onAdShow: () {
          AdseyeLogger.info('[SplashAd] onAdShow');
          setState(() {
            _isLoaded = false;
          });
        },
        onAdClicked: () {
          AdseyeLogger.info('[SplashAd] onAdClicked');
        },
        onAdDismiss: () {
          AdseyeLogger.info('[SplashAd] onAdDismiss');
        },
        onAdDisplayFailed: () {
          AdseyeLogger.info('[SplashAd] onAdDisplayFailed');
        },
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('开屏广告')),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            // 加载广告按钮
            ElevatedButton(
              onPressed: _isLoading ? null : _loadAd,
              child: _isLoading
                  ? Row(
                      mainAxisSize: MainAxisSize.min,
                      children: const [
                        SizedBox(
                          width: 18,
                          height: 18,
                          child: CircularProgressIndicator(strokeWidth: 2),
                        ),
                        SizedBox(width: 8),
                        Text('加载中...'),
                      ],
                    )
                  : const Text('加载开屏广告'),
            ),
            const SizedBox(height: 16),
            // 展示广告按钮
            ElevatedButton(
              onPressed: _isLoaded ? _showAd : null,
              child: const Text('展示开屏广告'),
            ),
          ],
        ),
      ),
    );
  }
}

/// 插屏页面（使用 adseye_ad_plugin 的 InterstitialAd）
class InterstitialPage extends StatefulWidget {
  const InterstitialPage({super.key});

  @override
  // ignore: library_private_types_in_public_api
  _InterstitialPageState createState() => _InterstitialPageState();
}

class _InterstitialPageState extends State<InterstitialPage> {
  bool _isLoading = false;
  bool _isLoaded = false;
  InterstitialAd? _interstitialAd;

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

  @override
  void dispose() {
    super.dispose();
    _interstitialAd?.destroy();
  }

  void _initAd() {
    _interstitialAd?.destroy();
    _interstitialAd = InterstitialAd.create(
      AdseyeAdHelper.interstitialAdUnitId,
    );
    _interstitialAd?.watchAdRevenue(
      listener: AdRevenueListener(
        onAdRevenue: (AdRevenueData data) {
          print(
            '🎉 Ad Revenue: slotId=${data.adSlotId}, source=${data.adSourceName}, revenue=\$${data.revenue}, currency=${data.currency}, precision=${data.precision}',
          );
        },
      ),
    );
  }

  void _loadAd() {
    if (_isLoading) return;
    setState(() {
      _isLoading = true;
      _isLoaded = false;
    });
    AdseyeLogger.info('=== 开始加载插屏广告: ${AdseyeAdHelper.interstitialAdUnitId} ===');

    _initAd();
    // 2. 加载广告
    _interstitialAd?.load(
      listener: AdseyeLoadListener(
        onAdLoaded: () {
          AdseyeLogger.info('=== 插屏广告加载成功 ===');
          setState(() {
            _isLoading = false;
            _isLoaded = true;
          });
        },
        onAdLoadFailed: (String error) {
          AdseyeLogger.info('=== 插屏广告加载失败: $error ===');
          setState(() {
            _isLoading = false;
            _isLoaded = false;
          });
          // 不返回主页，只提示
          ScaffoldMessenger.of(
            context,
          ).showSnackBar(SnackBar(content: Text('插屏广告加载失败: $error')));
        },
      ),
    );
  }

  void _showAd() async {
    if (_interstitialAd == null) {
      ScaffoldMessenger.of(
        context,
      ).showSnackBar(const SnackBar(content: Text('请先加载广告')));
      return;
    }
    final ready = await _interstitialAd?.isReady() ?? false;
    if (!ready) {
      ScaffoldMessenger.of(
        context,
      ).showSnackBar(const SnackBar(content: Text('广告尚未准备好')));
      return;
    }
    _interstitialAd?.show(
      listener: InterstitialDisplayListener(
        onAdDisplayed: () {
          AdseyeLogger.info('=== 插屏广告展示成功 ===');
        },
        onAdClicked: () {
          AdseyeLogger.info('=== 插屏广告被点击 ===');
        },
        onAdDismissed: () {
          AdseyeLogger.info('=== 插屏广告被关闭 ===');
        },
        onAdDisplayFailed: () {
          AdseyeLogger.info('=== 插屏广告展示失败 ===');
        },
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('插屏广告')),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            // 加载广告按钮
            ElevatedButton(
              onPressed: _isLoading ? null : _loadAd,
              child: _isLoading
                  ? Row(
                      mainAxisSize: MainAxisSize.min,
                      children: const [
                        SizedBox(
                          width: 18,
                          height: 18,
                          child: CircularProgressIndicator(strokeWidth: 2),
                        ),
                        SizedBox(width: 8),
                        Text('加载中...'),
                      ],
                    )
                  : const Text('加载插屏广告'),
            ),
            const SizedBox(height: 16),
            // 展示广告按钮
            ElevatedButton(
              onPressed: _isLoaded ? _showAd : null,
              child: const Text('展示插屏广告'),
            ),
          ],
        ),
      ),
    );
  }
}

/// 激励视频页面（使用 adseye_ad_plugin 的 RewardedAd）
class RewardedPage extends StatefulWidget {
  const RewardedPage({super.key});

  @override
  _RewardedPageState createState() => _RewardedPageState();
}

class _RewardedPageState extends State<RewardedPage> {
  bool _isLoading = false;
  bool _isLoaded = false;
  int _totalReward = 0;
  RewardedAd? _rewardedAd;

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

  @override
  void dispose() {
    super.dispose();
    _rewardedAd?.destroy();
  }

  void _initAd() {
    _rewardedAd?.destroy();
    _rewardedAd = RewardedAd.create(AdseyeAdHelper.rewardedAdUnitId);

    _rewardedAd?.watchAdRevenue(
      listener: AdRevenueListener(
        onAdRevenue: (AdRevenueData data) {
          AdseyeLogger.info(
            '🎉 Ad Revenue: slotId=${data.adSlotId}, source=${data.adSourceName}, revenue=\$${data.revenue}, currency=${data.currency}, precision=${data.precision}',
          );
        },
      ),
    );
  }

  void _loadAd() {
    if (_isLoading) return;
    setState(() {
      _isLoading = true;
      _isLoaded = false;
    });

    print('=== 开始加载激励视频: ${AdseyeAdHelper.rewardedAdUnitId} ===');

    _initAd();
    _rewardedAd?.load(
      listener: AdseyeLoadListener(
        onAdLoaded: () {
          AdseyeLogger.info('=== 激励视频加载成功 ===');
          setState(() {
            _isLoading = false;
            _isLoaded = true;
          });
          ScaffoldMessenger.of(
            context,
          ).showSnackBar(const SnackBar(content: Text('激励视频加载成功，可点击展示')));
        },
        onAdLoadFailed: (String error) {
          AdseyeLogger.info('=== 激励视频加载失败: $error ===');
          setState(() {
            _isLoading = false;
            _isLoaded = false;
          });
          ScaffoldMessenger.of(
            context,
          ).showSnackBar(SnackBar(content: Text('激励视频广告加载失败: $error')));
        },
      ),
    );
  }

  void _showAd() async {
    if (!_isLoaded || _rewardedAd == null) return;
    final ready = await _rewardedAd!.isReady();
    if (!ready) {
      ScaffoldMessenger.of(
        context,
      ).showSnackBar(const SnackBar(content: Text('激励视频未准备好，无法展示')));
      return;
    }
    _rewardedAd?.show(
      listener: RewardedDisplayListener(
        onAdDisplayed: () {
          AdseyeLogger.info('=== 激励视频展示成功 ===');
        },
        onAdClicked: () {
          AdseyeLogger.info('=== 激励视频被点击 ===');
        },
        onAdDismissed: () {
          AdseyeLogger.info('=== 激励视频被关闭 ===');
        },
        onAdVideoCompleted: () {
          AdseyeLogger.info('=== 激励视频播放完成 ===');
        },
        onAdVideoStart: () {
          AdseyeLogger.info('=== 激励视频播放开始 ===');
        },
        onAdDisplayFailed: () {
          AdseyeLogger.info('=== 激励视频展示失败 ===');
        },
        onAdRewarded: () {
          AdseyeLogger.info('=== 激励视频获得奖励 ===');
          setState(() => _totalReward += 1);
          ScaffoldMessenger.of(
            context,
          ).showSnackBar(const SnackBar(content: Text('获得奖励：1 金币')));
        },
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('激励视频广告')),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Text('累计奖励：$_totalReward'),
            const SizedBox(height: 16),
            ElevatedButton(
              onPressed: _isLoading ? null : _loadAd,
              child: _isLoading
                  ? Row(
                      mainAxisSize: MainAxisSize.min,
                      children: const [
                        SizedBox(
                          width: 18,
                          height: 18,
                          child: CircularProgressIndicator(strokeWidth: 2),
                        ),
                        SizedBox(width: 8),
                        Text('加载中...'),
                      ],
                    )
                  : const Text('加载激励视频'),
            ),
            const SizedBox(height: 16),
            ElevatedButton(
              onPressed: _isLoaded ? _showAd : null,
              child: const Text('展示激励视频'),
            ),
          ],
        ),
      ),
    );
  }
}

class FeedScreen extends StatefulWidget {
  const FeedScreen({super.key});

  @override
  State<FeedScreen> createState() => _FeedScreenState();
}

class _FeedScreenState extends State<FeedScreen> {
  // 这个列表将持有我们所有的内容和广告数据
  final List<ListItem> _items = [];

  late final AdViewProvider _adViewProvider;

  @override
  void initState() {
    super.initState();
    _adViewProvider = AdViewProvider(maxPoolSize: 3);
    _generateMockData();
  }

  // 生成一个混合了内容和广告的模拟数据列表
  void _generateMockData() {
    // 假设你有3个不同的广告位ID
    final adUnitIdStyle1 = AdseyeAdHelper.nativeAdUnitId_01;
    final adUnitIdStyle2 = AdseyeAdHelper.nativeAdUnitId_02;

    final List<Map<String, String>> adTemplates = [
      {'templateId': 'retrain_dialog_style', 'adUnitId': adUnitIdStyle1},
      {'templateId': 'reboot_head_stle', 'adUnitId': adUnitIdStyle2},
      {'templateId': 'big_media_style', 'adUnitId': adUnitIdStyle1},
    ];

    int adCounter = 0;

    for (int i = 0; i < 300; i++) {
      // 1. 先添加内容项
      _items.add(
        ContentItem(
          'Article Title #${i + 1}', // 标题从1开始
          'This is the body of the article, showing some interesting content.',
        ),
      );

      if (i % 10 == 0) {
        final adInfo = adTemplates[adCounter % adTemplates.length];
        _items.add(
          AdItem(
            templateId: adInfo['templateId']!,
            adUnitId: adInfo['adUnitId']!,
          ),
        );
        adCounter++; // 广告计数器增加
      }
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('Flutter Native Ads Feed')),
      body: ListView.builder(
        cacheExtent: MediaQuery.of(context).size.height * 1.3,
        // 列表的总长度就是我们数据列表的长度
        itemCount: _items.length,
        // itemBuilder 会为列表中的每一项构建一个 Widget
        itemBuilder: (context, index) {
          final item = _items[index];

          // 关键逻辑：检查当前项的类型
          if (item is AdItem) {
            // 我们把 templateId 和 adUnitId 传递进去
            return NativeAdCard(
              key: ValueKey('ad_${item.adUnitId}_$index'),
              templateId: item.templateId,
              nativeAdUnitId: item.adUnitId,
            );
          } else if (item is ContentItem) {
            // 如果是内容项，就创建一个简单的 Card + ListTile
            return Card(
              margin: const EdgeInsets.symmetric(
                vertical: 8.0,
                horizontal: 12.0,
              ),
              child: ListTile(
                title: Text(
                  item.title,
                  style: const TextStyle(fontWeight: FontWeight.bold),
                ),
                subtitle: Text(item.body),
                isThreeLine: true,
              ),
            );
          }

          // 理论上不会走到这里，但作为安全措施返回一个空容器
          return const SizedBox.shrink();
        },
      ),
    );
  }

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

/// 原生广告页面
class NativeAdPage extends StatefulWidget {
  const NativeAdPage({super.key});

  @override
  State<NativeAdPage> createState() => _NativeAdPageState();
}

class _NativeAdPageState extends State<NativeAdPage> {
  NativeAd? _nativeAd;
  bool _isLoading = false;
  String? _loadError;
  bool _adLoaded = false;
  bool _adShown = false;

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

  void _loadAd() {
    setState(() {
      _isLoading = true;
      _loadError = null;
      _adLoaded = false;
      _adShown = false;
      _nativeAd?.destroy();
      _nativeAd = null;
    });

    final ad = NativeAd.create(AdseyeAdHelper.nativeAdUnitId_01);
    ad.setDisplayListener(MainNativeAdDisplayListener());
    ad.load(
      listener: AdseyeLoadListener(
        onAdLoaded: () {
          AdseyeLogger.info("[NativeAdPage] 广告数据加载成功！");
          if (mounted) {
            setState(() {
              _nativeAd = ad;
              _isLoading = false;
              _loadError = null;
              _adLoaded = true;
            });
          }
        },
        onAdLoadFailed: (error) {
          AdseyeLogger.info("[NativeAdPage] 广告数据加载失败: $error");
          if (mounted) {
            setState(() {
              _isLoading = false;
              _loadError = error;
              _adLoaded = false;
              _adShown = false;
            });
            ad.destroy();
          }
        },
      ),
    );
  }

  void _showAd() {
    setState(() {
      _adShown = true;
    });
  }

  @override
  void dispose() {
    _nativeAd?.destroy();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('上图下文原生广告')),
      body: Center(child: _buildBody()),
      floatingActionButton: Row(
        mainAxisAlignment: MainAxisAlignment.end,
        children: [
          FloatingActionButton(
            heroTag: 'load',
            onPressed: _loadAd,
            tooltip: '加载广告',
            child: const Icon(Icons.download),
          ),
          const SizedBox(width: 16),
          FloatingActionButton(
            heroTag: 'show',
            onPressed: _adLoaded && !_adShown ? _showAd : null,
            tooltip: '展示广告',
            child: const Icon(Icons.visibility),
          ),
        ],
      ),
    );
  }

  Widget _buildBody() {
    print(
      "[_buildBody] Called. isLoading: $_isLoading, loadError: $_loadError, nativeAd is null:  [38;5;208m${_nativeAd == null} [0m, adLoaded: $_adLoaded, adShown: $_adShown",
    );
    if (_isLoading) {
      return const CircularProgressIndicator();
    }
    if (_loadError != null) {
      return Padding(
        padding: const EdgeInsets.all(16.0),
        child: Text(
          '广告加载失败:\n$_loadError',
          textAlign: TextAlign.center,
          style: const TextStyle(color: Colors.red),
        ),
      );
    }
    if (_adShown && _nativeAd != null) {
      return AdseyeNativeAdViewContainer(
        ad: _nativeAd!,
        onLayoutFailed: () => {AdseyeLogger.info("on Layout Failed")},
        child: Padding(
          padding: const EdgeInsets.all(12.0),
          child: Column(
            mainAxisSize: MainAxisSize.min,
            crossAxisAlignment: CrossAxisAlignment.stretch,
            children: [
              AspectRatio(aspectRatio: 16 / 9, child: AdseyeNativeMediaView()),
              const SizedBox(height: 12),
              Row(
                crossAxisAlignment: CrossAxisAlignment.center,
                children: [
                  AdseyeNativeIconView(
                    width: 50,
                    height: 50,
                    borderRadius: BorderRadius.circular(8),
                  ),
                  const SizedBox(width: 8),
                  Expanded(
                    child: Column(
                      crossAxisAlignment: CrossAxisAlignment.start,
                      children: [
                        AdseyeNativeTitleView(
                          height: 22.0,
                          style: const TextStyle(
                            fontSize: 18,
                            fontWeight: FontWeight.bold,
                            color: Colors.black,
                          ),
                        ),
                        const SizedBox(height: 4),
                        AdseyeNativeBodyView(
                          height: 38.0,
                          style: const TextStyle(
                            fontSize: 14,
                            color: Colors.black54,
                          ),
                        ),
                      ],
                    ),
                  ),
                  const SizedBox(width: 6),
                  AdseyeNativeCTAView(
                    width: 90.0,
                    height: 55.0,
                    padding: const EdgeInsets.symmetric(
                      horizontal: 5,
                      vertical: 12,
                    ),
                    backgroundColor: Colors.blue,
                    borderRadius: BorderRadius.circular(6),
                    style: const TextStyle(
                      fontSize: 16,
                      color: Colors.white,
                      fontWeight: FontWeight.bold,
                    ),
                  ),
                ],
              ),
            ],
          ),
        ),
      );
    }
    if (_adLoaded && !_adShown) {
      return const Text('广告已加载，请点击“展示广告”按钮显示广告');
    }
    return const Text("请点击右下角按钮加载广告");
  }
}

// *** 5. 创建一个独立的监听器类，处理展示相关的回调 ***
class MainNativeAdDisplayListener implements NativeAdDisplayListener {
  @override
  void onAdClicked() {
    AdseyeLogger.info("[MyNativeAdDisplayListener] 广告被点击。");
  }

  @override
  void onAdDisplayFailed(String errorMsg) {
    AdseyeLogger.info("[MyNativeAdDisplayListener] 广告展示失败: $errorMsg");
  }

  @override
  void onAdShow() {
    AdseyeLogger.info("[MyNativeAdDisplayListener] 广告成功渲染展示！");
  }
}