LoginHelper.kt

class LoginHelper(private val context: Context) : BaseLogin() {

    private lateinit var mGoogleSignInClient: GoogleSignInClient

    override fun init() {
        val gso = GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
            .requestEmail()
            .requestProfile()
            .build()
        mGoogleSignInClient = GoogleSignIn.getClient(context, gso)
    }

    override fun getLoginIntent(): Intent {
        return mGoogleSignInClient.signInIntent
    }

}