package sagittarius.view;

import com.badlogic.gdx.Game;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.ScreenAdapter;
import com.badlogic.gdx.scenes.scene2d.InputEvent;
import com.badlogic.gdx.scenes.scene2d.Stage;
import com.badlogic.gdx.scenes.scene2d.utils.ActorGestureListener;
import com.badlogic.gdx.utils.viewport.FitViewport;
import com.kotcrab.vis.ui.VisUI;
import com.kotcrab.vis.ui.widget.VisTable;
import com.kotcrab.vis.ui.widget.VisTextButton;

public class StartScreen extends ScreenAdapter {

    private static final float WORLD_WIDTH = 1600;
    private static final float WORLD_HEIGHT = 900;

    private final Game game;
    private Stage stage;

    public StartScreen(Game game) {
        this.game = game;
    }

    public void show() {
        stage = new Stage(new FitViewport(WORLD_WIDTH, WORLD_HEIGHT));
        Gdx.input.setInputProcessor(stage);

        VisUI.load();
        VisTable root = new VisTable(true);
        root.setFillParent(true);
        stage.addActor(root);

        VisTextButton startButton = new VisTextButton("start");
        startButton.addListener(new ActorGestureListener() {
            @Override
            public void tap(InputEvent event, float x, float y, int count, int button) {
                super.tap(event, x, y, count, button);
                game.setScreen(new GameScreen());
            }
        });

        VisTextButton quitButton = new VisTextButton("quit");
        quitButton.addListener(new ActorGestureListener() {
            @Override
            public void tap(InputEvent event, float x, float y, int count, int button) {
                super.tap(event, x, y, count, button);
                Gdx.app.exit();
            }
        });

        root.add(startButton);
        root.row();
        root.add(quitButton);
        root.row();
    }

    public void resize(int width, int height) {
        stage.getViewport().update(width, height, true);
    }

    public void render(float deltaTime) {
        stage.act(deltaTime);
        stage.draw();
    }

    @Override
    public void dispose() {
        VisUI.dispose();
        stage.dispose();
        super.dispose();
    }

}