import 'package:firebase_auth/firebase_auth.dart';
import 'package:google_sign_in/google_sign_in.dart';
import 'package:get/get.dart';
import '../../../core/utils/logger.dart';

class Google {
  String? token = '';
  String? email = '';
  String? displayName = '';
  String? pictureurl = '';
  String? id = '';
  String? accessToken = '';

  // 登录并返回
  Future<bool> signInWithGoogle() async {
    try {
      // 确保用户已经登录，并获取当前用户的身份验证令牌

      final currentUser = FirebaseAuth.instance.currentUser;
      Logger.d('GoogleLogin', 'Future响应数据: $currentUser');
      if (currentUser != null) {
        // 这里处理您需要使用这个JWT令牌的逻辑，例如将它存储到本地存储中作为凭据。
        email = currentUser.email;
        displayName = currentUser.displayName;
        id = currentUser.uid;
        pictureurl = currentUser.photoURL;
        Logger.d('GoogleLogin', 'Future响应数据pictureurl: $pictureurl');
        token = await currentUser.getIdToken();

        Logger.d('GoogleLogin', 'Future响应数据tokenResult: $token');
        // IdTokenResult token1 = await currentUser.getIdTokenResult();
        // Logger.d('GoogleLogin', 'Future响应数据token1: $token1');

        return true;
      } else {
        UserCredential userCredential = await loginGoogle();
        token = await userCredential.user?.getIdToken();
        Logger.d('GoogleLogin', 'Future响应数据tokenResult: $token');
        if (token != "") {
          return true;
        } else {
          return false;
        }

        // Logger.d('GoogleLogin', "user login google: ${userCredential.user?.displayName}");
      }
    } catch (e) {
      Logger.e('GoogleLogin', "Google 登录异常：$e");
      return false;
    }
  }

  // Google登录
  Future<UserCredential> loginGoogle() async {
    Logger.d('GoogleLogin', 'loginGoogle:');
    final GoogleSignInAccount? googleUser = await GoogleSignIn().signIn();
    email = googleUser?.email;
    id = googleUser?.id;
    displayName = googleUser?.displayName;
    pictureurl = googleUser?.photoUrl;
    Logger.d('GoogleLogin', 'loginGoogle:  $googleUser');
    Logger.d(
        'GoogleLogin', "user login loginGoogle ${email}${id}${displayName}");

    // Obtain the auth details from the request
    final GoogleSignInAuthentication? googleAuth =
        await googleUser?.authentication;

    // Create a new credential,
    final credential = GoogleAuthProvider.credential(
      accessToken: googleAuth?.accessToken,
      idToken: googleAuth?.idToken,
    );

    // Once signed in, return the UserCredential
    return await FirebaseAuth.instance.signInWithCredential(credential);
  }

  // 退出Google登录
  Future<void> signOutGoogle() async {
    // 1. 先退出 Firebase
    await FirebaseAuth.instance.signOut();

    // 2. 安全退出 Google Sign-In
    final googleSignIn = GoogleSignIn();

    // 检查当前是否有已登录的 Google 账号
    final currentUser = googleSignIn.currentUser;
    if (currentUser != null) {
      await googleSignIn.signOut();
      Logger.d('GoogleLogin', 'Google 账号已退出');
    } else {
      Logger.d('GoogleLogin', 'Google 未登录，跳过 signOut');
    }
  }
}