package code.kalter.longflight.screen;

import code.kalter.longflight.Loader;
import code.kalter.longflight.LongFlight;
import code.kalter.longflight.Quote;
import code.kalter.longflight.Sprite;
import code.kalter.longflight.StringReader;
import java.io.IOException;
import java.io.InputStream;
import java.util.Random;
import javax.microedition.lcdui.Image;

/**
 * Фейковая загрузка
 *
 * @author KalterFive
 */
public class Loading extends Screen {

    private static final long SLEEP = 8000;

    private final int COUNT; // of quots
    private final Quote[] quote;

    private final Sprite loading;
    private int quoteID;

    private long lastTime;

    public Loading() throws IOException {
        final InputStream file = getClass().getResourceAsStream("/quote.txt");
        final StringReader reader = new StringReader(file);
        COUNT = reader.nextInt();
        quote = new Quote[COUNT];
        for (int i = 0; i < COUNT; i++) {
            String q = reader.nextString(); // quote
            String a = reader.nextString(); // author
            quote[i] = new Quote(q, a);
        }
        reader.close();

        Loader loader = Loader.getInstance();

        // loading
        Image loadingImage = loader.getImage("/gfx/loading/loading.png");
        int loadingX = screenW - loadingImage.getWidth();
        int loadingY = 15;
        loading = new Sprite(loadingImage, loadingX, loadingY);
    }

    // override
    public void start() {
        lastTime = System.currentTimeMillis();
        quoteID = new Random().nextInt(COUNT);
        super.start();
    }

    // override
    public void run() {
        while (getGameLoop()) {
            fps.process();
            update();
            paint();
            LongFlight.link.sleep(20);
            fps.max();
        }
        LongFlight.link.setScreen(LongFlight.GAME);
    }

    private void update() {
        if (System.currentTimeMillis() - lastTime > SLEEP) {
            stop();
        }
    }

    private void paint() {
        // gfx
        graphics.setColor(0x002C40);
        graphics.fillRect(0, 0, screenW, screenH);
        graphics.setColor(0x004C6F);
        graphics.fillRect(0, 22, screenW, 2);
        loading.paint(graphics);

        // quote
        String quoteText = quote[quoteID].getQuote();
        int quoteX = 10;
        int quoteY = 30;
        int quoteHeight = screenW - 10;
        font.paint(graphics, quoteText, quoteX, quoteY, quoteHeight);

        // author
        String author = quote[quoteID].getAuthor();
        int authorX = 10;
        int authorY = 18 + quoteY + font.getHeight(quoteText, quoteHeight);
        int authorHeight = screenW - 10;
        font.paint(graphics, author, authorX, authorY, authorHeight);
        flushGraphics();
    }
}