package com.example.user.androidloginscreen;

import android.content.DialogInterface;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity implements View.OnClickListener{

    EditText edUsername,edPassword;
    TextView tvUsername,tvPassword;
    Button btnLogin;

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

        tvUsername = (TextView) findViewById(R.id.tvUsername);
        tvPassword = (TextView) findViewById(R.id.tvPassword);
        btnLogin = (Button) findViewById(R.id.btnLogin);
        edUsername = (EditText) findViewById(R.id.edUsername);
        edPassword = (EditText) findViewById(R.id.edPassword);

        btnLogin.setOnClickListener(this);

    }

    @Override
    public void onClick(View view) {
        if(view == btnLogin){
            if(edUsername.getText().toString().contains("your Username")&&edPassword.getText().toString().contains("your Password")){


                //start Activity
                //run Method
                //Log.i or anything else

            }else{

                final AlertDialog ad = new AlertDialog.Builder(MainActivity.this).create();
                ad.setMessage("Wrong Username or Password !!!");
                ad.setTitle("Warning!");
                ad.setCancelable(false);
                ad.setButton(DialogInterface.BUTTON_NEUTRAL, "OK", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialogInterface, int i) {
                        ad.setCancelable(true);
                        ad.dismiss();
                        edUsername.setText("");
                        edPassword.setText("");
                    }
                });ad.show();

            }
        }
    }
}