package com.mygdx.game;

import com.badlogic.gdx.ApplicationAdapter;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.OrthographicCamera;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.Sprite;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.utils.viewport.ScreenViewport;
import com.badlogic.gdx.utils.viewport.Viewport;

public class MyGdxGame extends ApplicationAdapter {
    private SpriteBatch batch;
    private Sprite board;
    private Texture backg;
    private OrthographicCamera camera;
    private Viewport viewport;
    private Viewport viewportbackg;

    @Override
    public void create () {
        batch = new SpriteBatch();
        backg = new Texture(Gdx.files.internal("background.png"));
        backg.setWrap(Texture.TextureWrap.Repeat, Texture.TextureWrap.Repeat);

        board = new Sprite(new Texture(Gdx.files.internal("board.png")));
        setBoardDefault();

        camera = new OrthographicCamera();
        viewportbackg = new ScreenViewport(camera);
        viewport = new ScreenViewport(camera);

        camera.position.set(camera.viewportWidth/2,camera.viewportHeight/2,0);
    }

    @Override
    public void render () {
        camera.update();

        Gdx.gl.glClearColor(1, 0, 0, 1);
        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);

        batch.begin();
        viewportbackg.apply(true);
        batch.setProjectionMatrix(camera.combined);
        batch.draw(backg, 0, 0, 0, 0, Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
        batch.end();

        batch.begin();
        viewport.apply(true);
        batch.setProjectionMatrix(camera.combined);
        board.draw(batch);
        batch.end();
    }

    @Override
    public void dispose(){
        backg.dispose();
        board.getTexture().dispose();
        batch.dispose();
    }

    @Override
    public void resize(int width, int height) {
        viewport.update(width, height);
        viewportbackg.update(width, height);
        camera.position.set(width / 2, height / 2, 0);
        setBoardDefault();
    }

    private void setBoardDefault() {
        int size;
        if (Gdx.graphics.getWidth() < Gdx.graphics.getHeight()) {
            size = Gdx.graphics.getWidth() - 10;
            board.setSize(size, size);
            board.setPosition(5, Gdx.graphics.getHeight() / 2 - size / 2);
        }
        else {
            size = Gdx.graphics.getHeight() - 10;
            board.setSize(size, size);
            board.setPosition(Gdx.graphics.getWidth() / 2 - size / 2, 5);
        }
    }
}