loginactivity

package com.example.lapitmessenger;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;

import android.content.Intent;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.Button;

import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.Task;
import com.google.android.material.textfield.TextInputLayout;
import com.google.firebase.auth.AuthResult;
import com.google.firebase.auth.FirebaseAuth;

public class LoginActivity extends AppCompatActivity {

    private static final String TAG = "login activity";
    private TextInputLayout mEmail;
    private TextInputLayout mPassword;
    private Button mButton;


    private Toolbar mToolbar;

    private FirebaseAuth mAuth;

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

        mToolbar = findViewById(R.id.log_tool_bar);
        setSupportActionBar(mToolbar);
        getSupportActionBar().setTitle("Login");
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

        mAuth = FirebaseAuth.getInstance();

        mEmail = findViewById(R.id.log_email);
        mPassword = findViewById(R.id.log_password);
        mButton = findViewById(R.id.log_create_button);

        mButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                String email = mEmail.getEditText().getText().toString();
                String password = mPassword.getEditText().getText().toString();
                System.out.println(password);

                if(!TextUtils.isEmpty(email) || !TextUtils.isEmpty(password)){
                    loginUser(email, password);
                }
            }
        });

    }

    private void loginUser(String email, String password) {
        mAuth.signInWithEmailAndPassword(email, password).addOnCompleteListener(new OnCompleteListener<AuthResult>() {
            @Override
            public void onComplete(@NonNull Task<AuthResult> task) {
                if(task.isSuccessful()){
                    Intent intent = new Intent(LoginActivity.this, MainActivity.class);
                    startActivity(intent);
                    finish();
                } else {
                    Log.d(TAG, "on fail: failed logging in");
                }
            }
        });
    }
}