package com.gamecodeschool.parcial;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;

import com.google.android.gms.auth.api.Auth;
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.api.GoogleApiClient;
import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.auth.AuthResult;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseUser;

public class Login extends AppCompatActivity implements GoogleApiClient.OnConnectionFailedListener {
    private FirebaseAuth mAuth;
    private TextView txtUser, txtPass;

    private GoogleApiClient googleApiClient;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_login);

        txtUser = (TextView) findViewById(R.id.txtUser2);
        txtPass = (TextView) findViewById(R.id.txtPass2);

        // Initialize Firebase Auth
        mAuth = FirebaseAuth.getInstance();

        //Google
        GoogleSignInOptions googleSignInOptions = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
                .requestEmail()
                .build();

        googleApiClient = new GoogleApiClient.Builder(this).enableAutoManage(this,this)
                .addApi(Auth.GOOGLE_SIGN_IN_API, googleSignInOptions).build();
    }

    @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)
            Toast.makeText(this, currentUser.getEmail(), Toast.LENGTH_SHORT).show();
    }

    public void entrarAlSitema(View view){
        String email = txtUser.getText().toString();
        String password = txtPass.getText().toString();

        if (email.isEmpty() || password.isEmpty()){
            Toast.makeText(this, "Llena los campos", Toast.LENGTH_SHORT).show();
            return;
        }

        mAuth.signInWithEmailAndPassword(email,password).addOnCompleteListener(new OnCompleteListener<AuthResult>() {
            @Override
            public void onComplete(@NonNull Task<AuthResult> task) {
                if (task.isSuccessful()){
                    FirebaseUser user = mAuth.getCurrentUser();
                    String email = user.getEmail();

                    if (email.equals("admin@gmail.com")){
                        entrarAlMain();

                    }else{
                        Intent fromLoginToUser =new Intent(getApplicationContext(),VistaUsuario.class);
                        startActivity(fromLoginToUser);
                        finish();
                    }
                }else {
                    Toast.makeText(Login.this, "Datos incorrectos", Toast.LENGTH_SHORT).show();
                }
            }
        });
    }

    public void recuperarPass(View view) {
        String user = txtUser.getText().toString();
        if (!user.equals("")) {
            mAuth.sendPasswordResetEmail(user).addOnCompleteListener(new OnCompleteListener<Void>() {
                @Override
                public void onComplete(@NonNull Task<Void> task) {
                    if (task.isSuccessful()){
                        Toast.makeText(Login.this, "Se ha enviado un correo electrónico a la dirección especificada", Toast.LENGTH_SHORT).show();
                    }
                }
            });
        } else {
            Toast.makeText(this, "Ingrese tu correo electrónico", Toast.LENGTH_SHORT).show();
        }
    }



    public void loginGoogle(View view){
        Intent googleIntent = Auth.GoogleSignInApi.getSignInIntent(googleApiClient);
        startActivityForResult(googleIntent,2020);
    }

    protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data){
        super.onActivityResult(requestCode, resultCode, data);

        if (requestCode == 2020){
            GoogleSignInResult result = Auth.GoogleSignInApi.getSignInResultFromIntent(data);
            handleSignInResult(result);
        }
    }

    private void handleSignInResult(GoogleSignInResult result){
        if(result.isSuccess()){
            entrarAlMain();
        } else{
            Toast.makeText(this, "Ha sucedido un error", Toast.LENGTH_LONG).show();
        }
    }

    @Override
    public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {

    }

    private void entrarAlMain(){
        Intent fromLoginToAdmin = new Intent(getApplicationContext(), MainActivity.class );
        startActivity(fromLoginToAdmin);
        finish();
    }
}