/*
 * Copyright © 2011-2020 Frictional Games
 * 
 * This file is part of Amnesia: A Machine For Pigs.
 * 
 * Amnesia: A Machine For Pigs is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version. 

 * Amnesia: A Machine For Pigs 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Amnesia: A Machine For Pigs.  If not, see <https://www.gnu.org/licenses/>.
 */

#ifndef HPL_FILESEARCHER_H
#define HPL_FILESEARCHER_H

#include <map>
#include "resources/ResourcesTypes.h"
#include "system/SystemTypes.h"

namespace hpl {

	class iLowLevelResources;

	//----------------------------------

	class cFileSearcherEntry
	{
	public:
		cFileSearcherEntry(const tWString& asPath);
			
		tWString msPath;
		tWStringVec mvPathDirs;
	};

	//----------------------------------

	typedef std::multimap<tString, cFileSearcherEntry> tFilePathMap;
	typedef tFilePathMap::iterator tFilePathMapIt;

	//----------------------------------
	
	class cFileSearcher
	{
	public:
		cFileSearcher();
		~cFileSearcher();

		/**
		 * Adds a directory that will be searched when looking for files.
		 * \param asMask What files that should be searched for, for example: "*.jpeg".
		 * \param asPath The path to the directory.
		 */
		void AddDirectory(const tWString& asSearchPath, const tString& asMask, bool abAddSubDirectories);

		/**
		 * Clears all directories
		 */
		void ClearDirectories();

        /**
         * Gets a file pointer and searches through all added resources.
         * \param asName Name of the file. 
		 * \return Path to the file. "" if file is not found.
         */
        const tWString& GetFilePath(const tString& asFileNameAndPath, int *apEqualCount=NULL);
	
	private:
		tFilePathMap m_mapFiles;
		tWStringSet m_setLoadedDirs;

		tWString msNull;
	};

};
#endif // HPL_FILESEARCHER_H
