// Author: fengshengxiong
// Date: 2024/6/25
// Description: 原生广告

import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:google_mobile_ads/google_mobile_ads.dart';
import 'package:tone_snap/data/enum/ad_scenes.dart';
import 'package:tone_snap/data/models/ad_config_model.dart';
import 'package:tone_snap/data/storage/music_box.dart';
import 'package:tone_snap/res/themes/app_colors.dart';
import 'package:tone_snap/utils/log_util.dart';
import 'package:tone_snap/utils/obj_util.dart';

class LibraryNativeAdManager {
  LibraryNativeAdManager._();

  static final LibraryNativeAdManager _instance = LibraryNativeAdManager._();

  factory LibraryNativeAdManager() => _instance;

  /// 广告对象
  NativeAd? nativeAd;

  /// 广告是否已加载
  var nativeAdIsLoaded = false.obs;

  /// 加载广告
  void loadNativeAd() {
    AdConfigModel adConfigModel = MusicBox().getAdConfig();
    if (adConfigModel.library != null && adConfigModel.library!.isNotEmpty) {
      _loadAd(adConfigModel.library![0].identifier, AdScenes.library.name);
    }
  }

  /// 加载广告
  void _loadAd(String? adUnitId, String adScenes) async {
    if (ObjUtil.isEmpty(adUnitId)) {
      return;
    }
    nativeAd = NativeAd(
      adUnitId: adUnitId!,
      request: const AdRequest(),
      listener: NativeAdListener(
        onAdLoaded: (ad) {
          LogUtil.d('$adScenes:${ad.adUnitId}原生广告加载完成');
          nativeAdIsLoaded.value = true;
        },
        onAdFailedToLoad: (ad, error) {
          LogUtil.e('$adScenes:${ad.adUnitId}原生广告加载失败: $error');
          nativeAdIsLoaded.value = false;
          loadNativeAd();
          ad.dispose();
        },
        onAdClicked: (ad) {},
        onAdImpression: (ad) {

        },
        onAdClosed: (ad) {},
        onAdOpened: (ad) {},
        onAdWillDismissScreen: (ad) {},
        onPaidEvent: (ad, valueMicros, precision, currencyCode) {

        },
      ),
      nativeTemplateStyle: NativeTemplateStyle(
        templateType: TemplateType.medium,
        mainBackgroundColor: scaffoldBgColor,
        cornerRadius: 8.0,
        callToActionTextStyle: NativeTemplateTextStyle(
          backgroundColor: seedColor,
          textColor: Colors.white,
          style: NativeTemplateFontStyle.bold,
          size: 16.0,
        ),
        primaryTextStyle: NativeTemplateTextStyle(
          textColor: seedColor,
          style: NativeTemplateFontStyle.bold,
          size: 14.0,
        ),
        secondaryTextStyle: NativeTemplateTextStyle(
          textColor: Colors.white,
          style: NativeTemplateFontStyle.italic,
          size: 12.0,
        ),
        tertiaryTextStyle: NativeTemplateTextStyle(
          textColor: seedColor,
          style: NativeTemplateFontStyle.normal,
          size: 14.0,
        ),
      ),
    )..load();
  }
}