/**
 *
 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either 
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public 
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 * 
 **/
package lucee.runtime.functions.file;

import lucee.commons.io.res.Resource;
import lucee.commons.io.res.filter.ResourceFilter;
import lucee.commons.io.res.util.ResourceUtil;
import lucee.commons.io.res.util.UDFFilter;
import lucee.commons.lang.StringUtil;
import lucee.runtime.PageContext;
import lucee.runtime.exp.PageException;
import lucee.runtime.tag.Directory;

public class DirectoryList {
	
	public static Object call(PageContext pc , String path) throws PageException {
		return _call(pc, path, false, Directory.LIST_INFO_ARRAY_PATH, null, null,Directory.TYPE_ALL);
	}
	
	public static Object call(PageContext pc , String path,boolean recurse) throws PageException {
		return _call(pc, path, recurse, Directory.LIST_INFO_ARRAY_PATH, null, null,Directory.TYPE_ALL);
	}
	
	public static Object call(PageContext pc , String path,boolean recurse,String strListInfo) throws PageException {
		return _call(pc, path, recurse, toListInfo(strListInfo), null, null,Directory.TYPE_ALL);
	}
	
	public static Object call(PageContext pc , String path,boolean recurse,String strListInfo,Object oFilter) throws PageException {
		return _call(pc, path, recurse, toListInfo(strListInfo), oFilter, null,Directory.TYPE_ALL);
	}
	
	public static Object call(PageContext pc , String path,boolean recurse,String strListInfo,Object oFilter, String sort) throws PageException {
		return _call(pc, path, recurse, toListInfo(strListInfo), oFilter, sort,Directory.TYPE_ALL);
		
	}
	
	public static Object call(PageContext pc , String path,boolean recurse,String strListInfo,Object oFilter, String sort, String type) throws PageException {
		
		return _call(pc, path, recurse, toListInfo(strListInfo), oFilter, sort,StringUtil.isEmpty(type)?Directory.TYPE_ALL:Directory.toType(type));
	}
		
	
	public static Object _call(PageContext pc , String path,boolean recurse,int listInfo,Object oFilter, String sort, int type) throws PageException {
		Resource dir=ResourceUtil.toResourceNotExisting(pc, path);
		ResourceFilter filter = UDFFilter.createResourceAndResourceNameFilter(oFilter);
		return Directory.actionList(pc, dir, null, type, filter, listInfo, recurse, sort);
	}
	
	private static int toListInfo(String strListInfo) {
		int listInfo=Directory.LIST_INFO_ARRAY_PATH;
		if(!StringUtil.isEmpty(strListInfo,true)){
			strListInfo=strListInfo.trim().toLowerCase();
			if("name".equalsIgnoreCase(strListInfo)){
				listInfo=Directory.LIST_INFO_ARRAY_NAME;
			}
			else if("query".equalsIgnoreCase(strListInfo)){
				listInfo=Directory.LIST_INFO_QUERY_ALL;
			}
		}
		return listInfo;
	}
}