package sidescroller.gamestates;

import static sidescroller.manager.B2DVars.PPM;
import sidescroller.game.Game;
import sidescroller.manager.GameKeys;
import sidescroller.manager.GameStateManager;
import sidescroller.manager.MapBodyManager;
import sidescroller.manager.MyContactListener;

import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.OrthographicCamera;
import com.badlogic.gdx.maps.tiled.TiledMap;
import com.badlogic.gdx.maps.tiled.TmxMapLoader;
import com.badlogic.gdx.maps.tiled.renderers.OrthogonalTiledMapRenderer;
import com.badlogic.gdx.math.Vector2;
import com.badlogic.gdx.physics.box2d.Body;
import com.badlogic.gdx.physics.box2d.BodyDef;
import com.badlogic.gdx.physics.box2d.Box2DDebugRenderer;
import com.badlogic.gdx.physics.box2d.CircleShape;
import com.badlogic.gdx.physics.box2d.FixtureDef;
import com.badlogic.gdx.physics.box2d.PolygonShape;
import com.badlogic.gdx.physics.box2d.World;
import com.badlogic.gdx.physics.box2d.joints.RevoluteJoint;
import com.badlogic.gdx.physics.box2d.joints.RevoluteJointDef;
import com.badlogic.gdx.physics.box2d.joints.WeldJointDef;

public class Play extends GameState {

    private World world;
    private Box2DDebugRenderer b2Ddr;
    private OrthographicCamera b2dCam;

    private Body playerBody;
    private FixtureDef feetFixture, bodyFixture;
    private int remainingJumpSteps;
    private boolean jumping;

    private MyContactListener cl;
    private MapBodyManager mbm;
    private TiledMap tileMap;
    private OrthogonalTiledMapRenderer tmr;

    public Play(GameStateManager gsm) {
        super(gsm);
        init();
        remainingJumpSteps = 5;
    }

    public void init() {
        world = new World(new Vector2(0, -9.81f), true);
        cl = new MyContactListener();
        world.setContactListener(cl);
        b2Ddr = new Box2DDebugRenderer();
        // TileMap
        tileMap = new TmxMapLoader().load("map/test.tmx");
        tmr = new OrthogonalTiledMapRenderer(tileMap);
        mbm = new MapBodyManager(world, PPM,
                Gdx.files.internal("res/map/materials.json"));
        mbm.createPhysics(tileMap, "physics");

        b2dCam = new OrthographicCamera();
        b2dCam.setToOrtho(false, Game.getWidth() / PPM, Game.getHeight() / PPM);
        b2dCam.update();

        createPlayer();
    }

        [...]

    public void draw() {
        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);

        // draw tile map
        tmr.setView(cam);
        tmr.render();

        cam.position.set(playerBody.getPosition().x, playerBody.getPosition().y, 0);
        cam.update();

        b2Ddr.render(world, b2dCam.combined);
        b2dCam.position.set(playerBody.getPosition().x, playerBody.getPosition().y, 0);
        b2dCam.update();
    }

        [...]
}