package com.example.massa.luxvilla.Actividades;
import android.content.Intent;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import android.support.annotation.NonNull;
import android.support.design.widget.Snackbar;
import android.support.design.widget.TextInputLayout;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.app.AppCompatDelegate;
import android.support.v7.widget.AppCompatButton;
import android.text.TextUtils;
import android.view.View;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.example.massa.luxvilla.R;
import com.example.massa.luxvilla.utils.mailcheck;
import com.google.android.gms.auth.api.Auth;
import com.google.android.gms.auth.api.signin.GoogleSignInAccount;
import com.google.android.gms.auth.api.signin.GoogleSignInOptions;
import com.google.android.gms.auth.api.signin.GoogleSignInResult;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.SignInButton;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.OnFailureListener;
import com.google.android.gms.tasks.OnSuccessListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.auth.AuthCredential;
import com.google.firebase.auth.AuthResult;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseAuthException;
import com.google.firebase.auth.FirebaseUser;
import com.google.firebase.auth.GoogleAuthProvider;
public class Loginactivity extends AppCompatActivity {
SharedPreferences sharedPreferencesapp;
LinearLayout linearLayout;
TextInputLayout textInputLayoutmail, textInputLayoutpassword;
EditText email, password;
AppCompatButton btnsigin,btnsugup;
LinearLayout layoutprogressbar;
SignInButton signInButton;
FirebaseAuth firebaseAuth;
FirebaseUser user;
private GoogleApiClient mGoogleApiClient;
private static final int RC_SIGN_IN = 9001;
@Override
protected void onCreate(Bundle savedInstanceState) {
setTheme(R.style.login);
sharedPreferencesapp= PreferenceManager.getDefaultSharedPreferences(Loginactivity.this);
boolean nightmode=sharedPreferencesapp.getBoolean(getResources().getString(R.string.night_mode),false);
if (nightmode){
AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_YES);
}else{
AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO);
}
super.onCreate(savedInstanceState);
user=FirebaseAuth.getInstance().getCurrentUser();
if (user !=null){
startActivity(new Intent(Loginactivity.this,MainActivity.class));
finish();
return;
}
setContentView(R.layout.activity_loginactivity);
firebaseAuth=FirebaseAuth.getInstance();
linearLayout= findViewById(R.id.linearLayoutsignin);
textInputLayoutmail= findViewById(R.id.text_input_mail);
textInputLayoutpassword= findViewById(R.id.text_input_password);
email= findViewById(R.id.edittextmail);
password= findViewById(R.id.edittextpassword);
btnsigin= findViewById(R.id.loginbutton);
btnsugup= findViewById(R.id.signupbutton);
signInButton= findViewById(R.id.googlesignin);
layoutprogressbar= findViewById(R.id.linearLayoutprogressbar);
btnsigin.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (TextUtils.isEmpty(email.getText().toString().trim())){
textInputLayoutmail.setError("Introduza um email.");
return;
}
if (!mailcheck.isEmailValid(email.getText().toString().trim())){
textInputLayoutmail.setError("Indereço de email inválido.");
return;
}else {
textInputLayoutmail.setError("");
}
if (TextUtils.isEmpty(password.getText().toString().trim())){
textInputLayoutpassword.setError("Introduza uma password.");
return;
}
linearLayout.setVisibility(View.GONE);
layoutprogressbar.setVisibility(View.VISIBLE);
firebaseAuth.signInWithEmailAndPassword(email.getText().toString().trim(),
password.getText().toString().trim()).addOnSuccessListener(new OnSuccessListener<AuthResult>() {
@Override
public void onSuccess(AuthResult authResult) {
startActivity(new Intent(Loginactivity.this,MainActivity.class));
finish();
}
}).addOnFailureListener(new OnFailureListener() {
@Override
public void onFailure(@NonNull Exception e) {
linearLayout.setVisibility(View.VISIBLE);
layoutprogressbar.setVisibility(View.GONE);
if (e instanceof FirebaseAuthException) {
String errorcode=((FirebaseAuthException) e).getErrorCode();
if (errorcode.equals("ERROR_WRONG_PASSWORD")){
textInputLayoutpassword.setError("Password incorreta.");
}
if (errorcode.equals("ERROR_USER_NOT_FOUND")){
Snackbar.make(linearLayout,"Utilizador não encontrado.", Snackbar.LENGTH_LONG).show();
}
}
}
});
}
});
btnsugup.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
startActivity(new Intent(Loginactivity.this,Signupactivity.class));
}
});
TextView signinbuttontext=(TextView)signInButton.getChildAt(0);
signinbuttontext.setText("Login com Google");
GoogleSignInOptions gso = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
.requestIdToken(getString(R.string.default_web_client_id))
.requestEmail()
.build();
mGoogleApiClient = new GoogleApiClient.Builder(this)
.enableAutoManage(this, new GoogleApiClient.OnConnectionFailedListener() {
@Override
public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
Snackbar.make(linearLayout,"Ocorreu um erro ao conectar", Snackbar.LENGTH_LONG).show();
}
})
.addApi(Auth.GOOGLE_SIGN_IN_API, gso)
.build();
mGoogleApiClient.connect();
signInButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
linearLayout.setVisibility(View.GONE);
layoutprogressbar.setVisibility(View.VISIBLE);
Intent signInIntent = Auth.GoogleSignInApi.getSignInIntent(mGoogleApiClient);
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) {
GoogleSignInResult result = Auth.GoogleSignInApi.getSignInResultFromIntent(data);
if (result.isSuccess()) {
// Google Sign In was successful, authenticate with Firebase
GoogleSignInAccount account = result.getSignInAccount();
firebaseAuthWithGoogle(account);
} else {
linearLayout.setVisibility(View.VISIBLE);
layoutprogressbar.setVisibility(View.GONE);
Snackbar.make(linearLayout,"Ocorreu um erro ao conectar", Snackbar.LENGTH_LONG).show();
}
}
}
private void firebaseAuthWithGoogle(GoogleSignInAccount acct) {
AuthCredential credential = GoogleAuthProvider.getCredential(acct.getIdToken(), null);
firebaseAuth.signInWithCredential(credential)
.addOnCompleteListener(this, new OnCompleteListener<AuthResult>() {
@Override
public void onComplete(@NonNull Task<AuthResult> task) {
// If sign in fails, display a message to the user. If sign in succeeds
// the auth state listener will be notified and logic to handle the
// signed in user can be handled in the listener.
if (!task.isSuccessful()) {
Snackbar.make(linearLayout,"Ocorreu um erro ao conectar", Snackbar.LENGTH_LONG).show();
} else {
startActivity(new Intent(Loginactivity.this, MainActivity.class));
finish();
}
}
});
}
}
