package com.example.android.task3;

import android.app.*;
import android.os.*;
import android.view.*;
import android.widget.*;
import java.util.*;

public class MainActivity extends Activity
{
	private int number_to_find;
	public int number_from_player;
	private int points;

	public void clickButton1(View view) {
        check(number_to_find, number_from_player);
    }

    private void check(int number_to_find, int number_from_player) {
        Button check = (Button) findViewById(R.id.buttonRight);
        Button given_number = (Button) findViewById(R.id.buttonGiven);
        Button generate_number = (Button) findViewById(R.id.buttonGenerate);
        EditText get_number_field = (EditText) findViewById(R.id.edittext);
        generate_number.setText("Generate new number");
        generate_number.setVisibility(View.GONE);
        number_from_player = Integer.parseInt(get_number_field.getText().toString());
        given_number.setText("Your number " + number_from_player);

        boolean won = false;

    	if(number_to_find > number_from_player)
        {
        	check.setText("Too less");
        	points--;
        }
        else if(number_to_find < number_from_player)
        {
        	check.setText("Too much");
        	points--;
        }
        else
        {
        	check.setText("You won!!! Hurray");
            won=true;
        	points+=10;
        }
        if(won==true)
        {
            generate_number.setVisibility(View.VISIBLE);
            generateNumber();
        }
        TextView pointsView = (TextView) findViewById(R.id.pointsTextView);
        pointsView.setText("Points: " + points);
    }

	//method to generate number
	private void generateNumber()
	{
        Button ok = (Button) findViewById(R.id.buttonLeft);
		Random generator = new Random();
		number_to_find = generator.nextInt(100);
		ok.setText("OK");

	}
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        generateNumber();
    }
}






<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">

    <EditText
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="0"
    android:id="@+id/edittext"
    android:inputType="phone"
    android:digits="1234567890" />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text=""
        android:id="@+id/buttonGiven"
        android:layout_centerVertical="false"
        android:layout_alignParentRight="true"
        android:textSize="40dp" />


    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text=""
        android:id="@+id/buttonLeft"
        android:layout_centerVertical="true"
        android:layout_alignParentLeft="true"
        android:textSize="40dp"
        android:onClick="clickButton1" />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text=""
        android:id="@+id/buttonGenerate"
        android:layout_centerVertical="true"
        android:layout_alignParentBottom="true"
        android:textSize="40dp"
        android:onClick="clickButton1" />


    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="0"
        android:id="@+id/buttonRight"
        android:layout_centerVertical="true"
        android:layout_alignParentRight="true"
        android:textSize="40dp" />

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Punkty: 0"
        android:id="@+id/pointsTextView"
        android:layout_alignParentBottom="true"
        android:layout_centerHorizontal="true" />

</RelativeLayout>