firebase ui login

firebase ui login.md

firebase ui login

  // firebase
    implementation 'com.google.firebase:firebase-core:17.2.0'
    implementation 'com.google.firebase:firebase-messaging:20.0.0'
    implementation 'com.google.firebase:firebase-auth:19.1.0'
    implementation 'com.google.firebase:firebase-database:19.2.0'
    implementation 'com.firebaseui:firebase-ui-auth:4.3.1'
    

private List<AuthUI.IdpConfig> providers = Collections.singletonList(
          new AuthUI.IdpConfig.GoogleBuilder().build());
  private int RC_SIGN_IN = 500;
    
 tombolLogin.setOnClickListener(v->{
        startActivityForResult(
                AuthUI.getInstance()
                        .createSignInIntentBuilder()
                        .setAvailableProviders(providers)
                        .build(),
                RC_SIGN_IN);
    });