package com.practice.mobile.labquiz;

import android.content.Intent;
import android.content.SharedPreferences;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;

public class LoginActivity extends AppCompatActivity {
    private EditText username, password;
    private SharedPreferences shared;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_login);

        username = findViewById(R.id.editText);
        password = findViewById(R.id.editText4);
        shared = getSharedPreferences("com.practice.mobile.labquiz", MODE_PRIVATE);
    }

    public void logIn(View view) {
        String uString = username.getText().toString();
        String pString = password.getText().toString();

        if (uString.equals("") || pString.equals("")) {
            Toast.makeText(this, "The fields cannot be empty!", Toast.LENGTH_LONG).show();
        } else if (!uString.equals(shared.getString("username", ""))) {
            Toast.makeText(this, "The given username does not exist.", Toast.LENGTH_LONG).show();
        } else if (uString.equals(shared.getString("username", "")) && !pString.equals(shared.getString("password", ""))) {
            Toast.makeText(this, "The given password is not correct for this username.", Toast.LENGTH_LONG).show();
        } else if (uString.equals(shared.getString("username", "")) && pString.equals(shared.getString("password", ""))) {
            Toast.makeText(this, "Successfully logged in!", Toast.LENGTH_LONG).show();
            Intent intent = new Intent(this, MapsActivity.class);
            startActivity(intent);
        }
    }
}