/***************************************************************************
 * Copyright (C) 2010 by dude
 * Copyright (C) 2011 by Miigotu
 * Copyright (C) 2011 by Dimok
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any
 * damages arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any
 * purpose, including commercial applications, and to alter it and
 * redistribute it freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you
 * must not claim that you wrote the original software. If you use
 * this software in a product, an acknowledgment in the product
 * documentation would be appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and
 * must not be misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source
 * distribution.
 ***************************************************************************/
#ifndef _CHANNELS_H_
#define _CHANNELS_H_

#include <string>
#include <vector>
#include <gccore.h>
#include "usbloader/disc.h"

class Channels
{
public:
	static Channels *Instance(void) { if(!instance) instance = new Channels(); return instance; }
	static void DestroyInstance(void) { if(instance) delete instance; instance = NULL; }

	static u32 LoadChannel(const u64 &chantitle);
	static u8 GetRequestedIOS(const u64 &title, const char *prefix);
	static u8 *GetTMD(const u64 &tid, u32 *size, const char *prefix);
	static u8 *GetDol(const u64 &title, u8 *tmdBuffer, bool &isForwarder);
	static u8 *GetOpeningBnr(const u64 &title, u32 *outsize, const char *pathPrefix);

	void GetChannelList();
	void GetEmuChannelList(bool use_cache = false);
	void clear();
	std::vector<struct discHdr> & GetNandHeaders(void);
	std::vector<struct discHdr> & GetEmuHeaders(void);
private:
	static Channels *instance;

	static bool Identify(const u64 &titleid, u8 *tmdBuffer, u32 tmdSize);
	bool emuExists(char *tmdpath);

	void InternalGetNandChannelList(u32 type);
	bool ParseTitleDir(char *path, int language);
	bool GetEmuChanTitle(char *tmdpath, int language, std::string &Title);

	std::vector<struct discHdr> NandChannels;
	std::vector<struct discHdr> EmuChannels;
};

#endif