package com.detourgames.raw.Menu;

import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.physics.box2d.Box2DDebugRenderer;
import com.detourgames.raw.Camera;
import com.detourgames.raw.EventQueue;
import com.detourgames.raw.HUD;
import com.detourgames.raw.LevelLoader;

public class MenuManager {

    private static MenuManager gameManager = new MenuManager();

    private Camera mCamera;
    private MenuHUD mHUD;
    // Input input;
    // HUD mHUD;

    MenuLevel mLevel;

    Texture texture;
    MenuLoader levelLoader;
    SpriteBatch spriteBatch;
    Box2DDebugRenderer debug;

    boolean levelLoaded = false;

    private MenuManager() {
        // input = new Input(this);
        // camera = new Camera();
        // mHUD = new HUD(camera);

    }

    public static MenuManager getGameManager() { // TODO synchronized?
        return gameManager;
    }

    public void update(long nanoTime) {
        if (levelLoaded) {
            // (float)mLevel.getHero().getY());
            // mHUD.update();
            EventQueue.getEventQueue().processAndRemoveAllEvents();
            mLevel.update(nanoTime, 8, 3);
            // TODO update camera AFTER level?
        }
    }

    public void draw(long nanoTime) {

        if (levelLoaded) {
            spriteBatch.setProjectionMatrix(mCamera.getCamera().combined);
            spriteBatch.begin();
            // mHUD.draw(spriteBatch);
            mLevel.draw(spriteBatch, nanoTime);
            //mHUD.draw(spriteBatch, nanoTime);
            spriteBatch.end();

            spriteBatch.getProjectionMatrix().setToOrtho2D(0, 0, Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
            spriteBatch.begin();
            spriteBatch.draw(texture, 0, 0);
            spriteBatch.end();
            debug.render(mLevel.getWorld(), mCamera.getCamera().combined);
            //mLevel.drawDebug(mCamera);
        }

    }

    public void loadMenu() {

        levelLoaded = false;

        mLevel = new MenuLevel();
        spriteBatch = new SpriteBatch(1600);

        //mHeroTexture = new TextureAtlas();// new Texture(context,
                                            // Animation.HERO_TEXTURE, 3, new
                                            // int[]{3,1,5}, new
                                            // int[]{8,8,4,0,7,16,16,16,16}, new
                                            // int[]{128,1024,64}, new
                                            // int[]{128,320,64});
        // mHeroTexture.
        if (!levelLoaded) {
            levelLoader = new MenuLoader(mLevel);
            //levelLoader.createLevelFromFile(level);

            // spriteBatch = new SpriteBatch(1600, SpriteBatch.SPRITE_SHADER,
            // context, camera);

            levelLoaded = true;
        }

        debug = new Box2DDebugRenderer(true, true, true, true, true);
        texture = new Texture(Gdx.files.internal("sprite_sheet_w1_v3.png"));

        // System.gc();
    }

    /*
     * return mHUD; }
     *
     * public Input getInput(){ return input; }
     *
     * public Camera getCamera(){ return camera; }
     */

    public MenuLevel getLevel() {
        return mLevel;
    }

    public void createCamera(float viewportWidth, float viewportHeight, int pixelWidth, int pixelHeight){
        mCamera = new Camera(viewportWidth, viewportHeight);
        mCamera.setScreenSizePixels(pixelWidth, pixelHeight);
        mHUD = new MenuHUD(mCamera);
    }

    public Camera getCamera(){
        return mCamera;
    }

    public MenuHUD getHUD(){
        return mHUD;
    }

}