MehulKK

dependencies {
  def work_version = "2.2.0"

    // (Java only)
    implementation "androidx.work:work-runtime:$work_version"

    // Kotlin + coroutines
    implementation "androidx.work:work-runtime-ktx:$work_version"

    // optional - RxJava2 support

MehulKK

public class AppSignatureHelper extends ContextWrapper {
    public static final String TAG = AppSignatureHelper.class.getSimpleName();

    private static final String HASH_TYPE = "SHA-256";
    public static final int NUM_HASHED_BYTES = 9;
    public static final int NUM_BASE64_CHAR = 11;

    public AppSignatureHelper(Context context) {
        super(context);
    }

MehulKK

<receiver android:name=".MySMSBroadcastReceiver" android:exported="true">
            <intent-filter>
                <action android:name="com.google.android.gms.auth.api.phone.SMS_RETRIEVED" />
            </intent-filter>
</receiver>

MehulKK

class MySMSBroadcastReceiver : BroadcastReceiver() {

    private var otpReceiver: OTPReceiveListener? = null

    /**
     * @param receiver OTPReceiveListener
     */
    fun initOTPListener(receiver: OTPReceiveListener) {
        this.otpReceiver = receiver
    }

MehulKK

private fun startSMSListener() {

        val client = SmsRetriever.getClient(this /* context */)
        val task = client.startSmsRetriever()
        task.addOnSuccessListener {
            // Successfully started retriever, expect broadcast intent
            // ...
           // otpTxtView.text = "Waiting for the OTP"
            Timber.e("SMS Retriever starts")
        }

MehulKK

// Obtain the phone number from the result
fun onActivityResult(requestCode:Int, resultCode:Int, data:Intent) {
  super.onActivityResult(requestCode, resultCode, data)
  if (requestCode == RESOLVE_HINT)
  {
    if (resultCode == RESULT_OK)
    {
      val credential = data.getParcelableExtra(Credential.EXTRA_KEY)
      // credential.getId(); <-- will need to process phone number string
    }

MehulKK

// Construct a request for phone numbers and show the picker
private fun requestHint() {
  val hintRequest = HintRequest.Builder()
  .setPhoneNumberIdentifierSupported(true)
  .build()
  val intent = Auth.CredentialsApi.getHintPickerIntent(
    apiClient, hintRequest)
  startIntentSenderForResult(intent.getIntentSender(),
                             RESOLVE_HINT, null, 0, 0, 0)
}

MehulKK

dependencies {
    
    implementation 'com.google.android.gms:play-services-base:11.6.0'
    implementation 'com.google.android.gms:play-services-auth-api-phone:11.6.0'
    //Optional for phone number hint
    implementation 'com.google.android.gms:play-services-auth:11.6.0'

}

MehulKK

import android.content.Context;
import android.content.res.ColorStateList;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.ColorFilter;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Rect;

MehulKK

<?xml version="1.0" encoding="utf-8"?>
<navigation xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    app:startDestination="@id/firstFragment">
    <fragment
        android:id="@+id/firstFragment"
        android:name="com.mehul.navarchicomponentdemo.FirstFragment"
        android:label="FirstFragment">
        <action