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@joancolmenerodev
Created April 26, 2018 13:00
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public class LoginActivity extends AppCompatActivity implements GoogleApiClient.OnConnectionFailedListener,View.OnClickListener {
private FirebaseAuth mAuth;
SignInButton signInButton;
GoogleApiClient mGoogleApliClient;
private static final int RC_SIGN_IN = 9001;
private static final String TAG = "LoginActivity.class";
private Context mContext;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_login);
this.mContext = this;
FirebaseApp.initializeApp(mContext);
mAuth = FirebaseAuth.getInstance();
GoogleSignInOptions gso = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
.requestIdToken(getString(R.string.default_web_client_id))
.requestEmail()
.build();
mGoogleApliClient = new GoogleApiClient.Builder(this)
.enableAutoManage(this,this)
.addApi(Auth.GOOGLE_SIGN_IN_API,gso)
.build();
signInButton = (SignInButton) findViewById(R.id.sign_in_button);
signInButton.setOnClickListener(this);
}
private void signIn() {
if(!NetworkConnection.isConnectingToInternet(mContext)) {
DynamicToast.makeError(mContext,"No internet connection",Toast.LENGTH_SHORT);
return;
}
Intent signInIntent = Auth.GoogleSignInApi.getSignInIntent(mGoogleApliClient);
startActivityForResult(signInIntent, RC_SIGN_IN);
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
// Result returned from launching the Intent from GoogleSignInApi.getSignInIntent(...);
if (requestCode == RC_SIGN_IN) {
Task<GoogleSignInAccount> task = GoogleSignIn.getSignedInAccountFromIntent(data);
try {
// Google Sign In was successful, authenticate with Firebase
GoogleSignInAccount account = task.getResult(ApiException.class);
firebaseAuthWithGoogle(account);
} catch (ApiException e) {
// Google Sign In failed, update UI appropriately
Log.w(TAG, "Google sign in failed", e.getCause());
DynamicToast.makeError(mContext,getResources().getString(R.string.google_sign_in_failed) + e.getCause(), Toast.LENGTH_SHORT).show();
MyApplication.getInstance().trackEvent("Login", "Connecting to Google", "Track event sign in failed");
// ...
}
}
}
private void firebaseAuthWithGoogle(GoogleSignInAccount acct) {
//Log.d(TAG, "firebaseAuthWithGoogle:" + acct.getId());
AuthCredential credential = GoogleAuthProvider.getCredential(acct.getIdToken(), null);
mAuth.signInWithCredential(credential)
.addOnCompleteListener(this, new OnCompleteListener<AuthResult>() {
@Override
public void onComplete(@NonNull Task<AuthResult> task) {
if (task.isSuccessful()) {
// Sign in success, update UI with the signed-in user's information
Log.d(TAG, "signInWithCredential:success");
FirebaseUser user = mAuth.getCurrentUser();
if(user!=null){
//user.getDisplayName() is the name of user logged
DatabaseReference ref= FirebaseDatabase.getInstance().getReference().child(GlobalConstants.FIREBASE_CHILD_USERS).child(user.getUid());
ref.child("name").setValue(user.getDisplayName());
ref.child("email").setValue(user.getEmail());
DynamicToast.makeSuccess(mContext,"Login successfully!",Toast.LENGTH_SHORT).show();
MyApplication.getInstance().trackEvent("Login", "Connecting to Firebase", "Track event connection successfully");
goToMain();
}
} else {
// If sign in fails, display a message to the user.
Log.w(TAG, "signInWithCredential:failure", task.getException());
DynamicToast.makeError(mContext, getResources().getString(R.string.google_sign_in_failed),Toast.LENGTH_SHORT).show();
//Toast.makeText(mContext, "signInWithCredential:failure "+ task.getException(), Toast.LENGTH_SHORT).show();
}
}
});
}
private void goToMain(){
startActivity(new Intent(mContext,MainActivity.class));
}
@Override
public void onStart() {
super.onStart();
// Check if user is signed in (non-null) and update UI accordingly.
FirebaseUser currentUser = mAuth.getCurrentUser();
if(currentUser!=null) goToMain();
}
@Override
public void onClick(View v) {
switch (v.getId()){
case R.id.sign_in_button:
signIn();
break;
default:
break;
}
}
@Override
public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
DynamicToast.makeError(mContext,"Connection failed", Toast.LENGTH_SHORT).show();
MyApplication.getInstance().trackEvent("Login", "Connecting to Firebase", "Track event connection failed");
}
}
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