Android Google原生登录_play-services-ads-20.1.0.jar

导入google依赖

implementation 'com.google.android.gms:play-services-auth:20.1.0'
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具体信息可以查看google官方文档
google登录的工具类

class GoogleLoginUtil {
   

    private val TAG = "GoogleLoginUtil"
    private val RC_SIGN_IN = 9009
    private val googleClientId =
        "google平台获取"

    private var mActivity: Activity;
    private var mGoogleSignInClient: GoogleSignInClient? = null;
    private var mLoginCallBack: LoginCallBack? = null;

    constructor(mActivity: Activity) {
   
        this.mActivity = mActivity
    }

    interface LoginCallBack {
   
        fun onLoginSuccess()
        fun onLoginError(code: Int)
    }

    fun init() {
   
        val gso = GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
            .requestEmail()
            .requestIdToken(googleClientId)
            .requestId()
            .requestProfile()
            .build()
        mGoogleSignInClient = GoogleSignIn.getClient(mActivity, gso);
    }


    fun 
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