package projectzombie.world;

import java.util.ArrayList;

import bdf.classes.IBdfClassManager;
import bdf.types.BdfArray;
import bdf.types.BdfNamedList;
import bdf.types.BdfObject;
import projectzombie.Main;
import projectzombie.display.Camera;
import projectzombie.display.lighting.TileLighting;
import projectzombie.entity.player.EntityPlayer;
import projectzombie.time.GameTimer;
import projectzombie.world.chunk.ChunkEventHandler;
import projectzombie.world.layer.Layer;

public class World implements IBdfClassManager
{
	private Layer loaded;
	private ArrayList<Layer> layers = new ArrayList<Layer>();
	
	public void render(Camera camera) {
		loaded.render(camera);
	}
	
	public void tickEntities() {
		loaded.tickEntities();
	}
	
	public void spawnRandomEntities() {
		loaded.spawnRandomEntities();
	}
	
	public void setLayer(int id)
	{
		ChunkEventHandler.loaded = false;
		TileLighting.clearLighting();
		TileLighting.setDirty();
		
		this.loaded = layers.get(id);
	}
	
	public void removeLayer(int id) {
		layers.remove(id);
	}
	
	public int addLayer(Layer layer) {
		int id = layers.size();
		layers.add(layer);
		layer.id = id;
		return id;
	}
	
	public Layer getLayer() {
		return loaded;
	}

	@Override
	public void BdfClassLoad(BdfObject bdf)
	{
		BdfNamedList nl = bdf.getNamedList();
		
		// Get the layers and the loaded layer
		BdfArray layers_bdf = nl.get("layers").getArray();
		
		for(BdfObject o : layers_bdf) {
			layers.add(new Layer(o));
		}
		
		int loaded_id = nl.get("loaded").getInteger();
		setLayer(loaded_id);
		
		// Load the player data
		BdfArray players = nl.get("players").getArray();
		Main.player = new EntityPlayer(players.get(0));
		
		// Set the games time
		GameTimer.setTime(nl.get("time").getLong());
	}

	@Override
	public void BdfClassSave(BdfObject bdf)
	{
		BdfNamedList nl = bdf.getNamedList();
		
		// Get the current loaded layer
		int loaded_id = -1;
		for(int i=0;i<layers.size();i++) {
			if(layers.get(i) == loaded) {
				loaded_id = i;
			}
		}
		
		// Save layer data
		BdfArray layers_bdf = new BdfArray();
		nl.set("loaded", BdfObject.withInteger(loaded_id));
		nl.set("layers", BdfObject.withArray(layers_bdf));
		
		for(Layer l : layers) {
			BdfObject o = new BdfObject();
			l.BdfClassSave(o);
			layers_bdf.add(o);
		}
		
		// Save player data
		BdfArray players = new BdfArray();
		nl.set("players", BdfObject.withArray(players));
		
		BdfObject player = new BdfObject();
		Main.player.BdfClassSave(player);
		players.add(player);
		
		// Save the game timer
		nl.set("time", BdfObject.withLong(GameTimer.getTime()));
	}
}