package speiger.src.coreengine.assets.impl;

import java.io.File;
import java.io.FileFilter;
import java.util.ArrayList;
import java.util.List;

import speiger.src.coreengine.assets.AssetLocation;
import speiger.src.coreengine.assets.IAsset;
import speiger.src.coreengine.assets.IAssetPackage;

public class FolderAssetPackage implements IAssetPackage
{
	static final FileFilter FOLDER_FILTER = new FileFilter(){
		@Override
		public boolean accept(File f)
		{
			return f.isDirectory();
		}
	};
	File file;
	
	public FolderAssetPackage(File file)
	{
		this.file = file;
	}

	@Override
	public List<String> getDomains()
	{
		List<String> result = new ArrayList<String>();
		File asset = new File(file, "assets/");
		for(File file : asset.listFiles(FOLDER_FILTER))
		{
			result.add(file.getAbsolutePath().substring(asset.getAbsolutePath().length() + 1).replace("\\", "/").replace("\"", "/"));
		}
		return result;
	}
	
	@Override
	public IAsset getAsset(AssetLocation location)
	{
		File asset = new File(file, location.getActualLocation());
		return asset.isFile() ? new FileAsset(asset, location) : null;
	}
	
}