package com.example.mario.predavanje6;

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

public class MainActivity extends AppCompatActivity {

    Button login;
    EditText username, password;
    User user = null;

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

        login = findViewById(R.id.button);
        username = findViewById(R.id.et_username);
        password = findViewById(R.id.et_password);

        //spremiPodatke();

        login.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                logiraj(username.getText().toString(), Integer.parseInt(password.getText().toString()));
            }
        });

        ucitajPodatke();
    }

    public boolean logiraj(String un, int pw){

        if(user != null){

            if(user.username.equals(un) && user.password == pw){
                Toast.makeText(this, "Pozdrav " + username.getText().toString(), Toast.LENGTH_SHORT).show();
                return true;
            }
            else{
                Toast.makeText(this, "Login nije uspio", Toast.LENGTH_SHORT).show();
            }
        }

        return false;

    }

//    public void spremiPodatke(){
//        SharedPreferences sharedPreferences = getSharedPreferences("userSettings", Context.MODE_PRIVATE);
//        SharedPreferences.Editor editor = sharedPreferences.edit();
//
//        editor.putString("userName", "Korisnik1");
//        editor.putInt("password", 12345);
//
//        editor.apply();
//    }

    public void ucitajPodatke(){
        SharedPreferences sharedPreferences = getSharedPreferences("userSettings", MODE_PRIVATE);

        String usernName = sharedPreferences.getString("userName", null);
        int password = sharedPreferences.getInt("password", 0);

        if(usernName != null && password != 0){
            user = new User(usernName, password);
        }

        Log.d("Login", "Ucitani podatci su: " + usernName + " " + password);
    }
}