package speiger.src.coreengine.assets.impl;

import java.awt.image.BufferedImage;
import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.Closeable;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import javax.imageio.ImageIO;

import com.google.gson.JsonObject;

import speiger.src.coreengine.assets.AssetLocation;
import speiger.src.coreengine.assets.IAsset;
import speiger.src.coreengine.utils.helpers.JsonUtil;

public class FileAsset implements IAsset
{
	File file;
	AssetLocation location;
	List<Closeable> toClose = new ArrayList<Closeable>();
	
	public FileAsset(File file, AssetLocation location)
	{
		this.file = file;
		this.location = location;
	}
	
	@Override
	public void close() throws IOException
	{
		for(Closeable close : toClose)
		{
			try
			{
				close.close();
			}
			catch(Exception e)
			{
				e.printStackTrace();
			}
		}
		toClose.clear();
	}
	
	@Override
	public AssetLocation getLocation()
	{
		return location;
	}
	
	@Override
	public InputStream getStream() throws IOException
	{
		return new BufferedInputStream(markClosed(new FileInputStream(file)));
	}
	
	@Override
	public BufferedReader getStringReader() throws IOException
	{
		return new BufferedReader(markClosed(new FileReader(file)));
	}
	
	@Override
	public BufferedImage getTexture() throws Exception
	{
		return ImageIO.read(file);
	}
	
	@Override
	public JsonObject getJsonObject() throws IOException
	{
		return JsonUtil.loadFile(file);
	}
	
	protected <T extends Closeable> T markClosed(T value)
	{
		toClose.add(value);
		return value;
	}
}