import java.util.Random;
import com.nttdocomo.io.ConnectionException;
import com.nttdocomo.ui.*;

public class HitBlow extends IApplication
                     implements ComponentListener,SoftKeyListener
{
	private Panel panel;
	private ImageLabel title;
	private TextBox expectation;
	private TextBox result;
	private Button input;

	private char[] answer;

	private MediaImage mediaImage;

	// 初期化

	public HitBlow()
	{
		title=new ImageLabel(loadImage("/title.gif"));
		expectation=new TextBox("000",3,1,TextBox.DISPLAY_ANY);
		expectation.setInputMode(TextBox.NUMBER);
		result=new TextBox("",13,7,TextBox.DISPLAY_ANY);
		result.setEditable(false);
		input=new Button("予想する");
		
		panel=new Panel();
		panel.add(title);
		panel.add(expectation);
		panel.add(input);
		panel.add(new Label("結果",Label.LEFT));
		panel.add(result);
		panel.setComponentListener(this);
		
		panel.setSoftLabel(Panel.SOFT_KEY_1,"終了");
		panel.setSoftKeyListener(this);
		
		Display.setCurrent(panel);
	}

	private Image loadImage(String file)
	{
		mediaImage=MediaManager.getImage("resource://"+file);
		try {
			mediaImage.use();
		}
		catch (ConnectionException e)
		{
			e.printStackTrace();
		}
		return mediaImage.getImage();
	}

	// 開始

	public void start()
	{
		Random random=new Random();
	
		answer=new char[3];
		for (int i=0;i<=answer.length-1;i++)
		{
			answer[i]=(char)('0'+Math.abs(random.nextInt())%10);
		}
	}

	// イベント

	public void componentAction(Component source,int type,int param)
	{
		String message;
		char[] trial;
		boolean[] checked;
		int hit,blow;
	
		if (source==input && type==ComponentListener.BUTTON_PRESSED)
		{
			trial=expectation.getText().toCharArray();
			checked=new boolean[3];
			if (trial.length!=3)
			{
				message="Error";
			}
			else
			{
				hit=0;
				blow=0;
				for (int i=0;i<=2;i++)
				{
					if (trial[i]==answer[i])
					{
						hit++;
						checked[i]=true;
					}
				}
				for (int i=0;i<=2;i++)
				{
					for (int j=0;j<=2;j++)
					{
						if (trial[i]==answer[j] && !checked[j])
						{
							blow++;
							checked[j]=true;
						}
					}
				}
				if (hit==3)
				{
					message="Clear !";
				}
				else
				{
					message=hit+"hit"+blow+"blow";
				}
			}
			result.setText(
			    expectation.getText()+":"+message+"\n"+
			    result.getText());
		}
	}

	public void softKeyPressed(int softKey)
	{
		if (softKey==Panel.SOFT_KEY_1)
		{
			mediaImage.unuse();
			mediaImage.dispose();
			
			terminate();
		}
	}

	public void softKeyReleased(int softKey)
	{
	}
}