PlayServiceListener.kt

private class PlayServiceListener : GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener {
    
    override fun onConnected(bundle: Bundle?) {
        Toast.makeText(context, R.string.login_succeed, Toast.LENGTH_SHORT).show()
        GameManager.listener?.loadHighScore()
    }
    override fun onConnectionSuspended(i: Int) {
        // Attempt to reconnect
        mGoogleApiClient?.connect()
    }
    override fun onConnectionFailed(connectionResult: ConnectionResult) {
        if (mResolvingError) {
            // Already attempting to resolve an error.
            return
        } else if (connectionResult.hasResolution()) {
            try {
                mResolvingError = true
                connectionResult.startResolutionForResult(context as Activity, REQUEST_RESOLVE_ERROR)
            } catch (e: IntentSender.SendIntentException) {
                // There was an error with the resolution intent. Try again.
                mGoogleApiClient?.connect()
            }
        } else {
            // Show dialog using GoogleApiAvailability.getErrorDialog()
            Toast.makeText(context, R.string.login_failed, Toast.LENGTH_SHORT).show()
            mResolvingError = true
        }
    }
}