/*
This Work is under GPL provided with this work.

This work is based on the java implementation of the Kademlia protocol.
Kademlia: Peer-to-peer routing based on the XOR metric
Copyright (C) 2002  Petar Maymounkov [petar@post.harvard.edu]
http://kademlia.scs.cs.nyu.edu
and
This work is bassed on translation from Barry Dunne to C++
Copyright (C)2003 Barry Dunne (http://www.emule-project.net)
*/

#ifndef cSearchManager_h
#define cSearchManager_h
#include <list>
#include <map>

#include "cygwin.h"
#include "cHash.h"
#include "cPeer.h"
#include "cBucket.h"
#include "cSearch.h"

class TagList;
class CTag;
class cSearch;
typedef std::map<class cHash, class cSearch*> SearchMap;
class WordList;
class cSearchManager {
	friend class cZone;
//	friend class CTimer;
public:
	static void stopSearch(size_t searchID);
	static void stopAllSearches(void);
	// Will return unique search id, returns zero if already searching for this file.
//	static uint32 findFile(SEARCH_ID_CALLBACK callback, const CUInt128 &id);	// Search for a particular file
	// Pass a list of keywords and restrictions.
	// eg:  uint32 searchID = findFile(MyCallback, 2, "Britney", SEARCH_IMAGE);
	// Will return unique search id, returns zero if already searching for this keyword.
//	static uint32 findKeywords(SEARCH_KEYWORD_CALLBACK callback, uint32 numParams, LPCSTR keyword, ...);
static void 		processResponse	(const uint8_t *target, uint32_t fromIP, uint16_t fromPort, cPeerList *results);
static void 		processResult	(const uint8_t *target, uint32_t fromIP, uint16_t fromPort, const uint8_t *answer, TagList *info);
static void 		getWords	(const char *str, WordList *words);
static 	SearchMap 	m_searches;
static  size_t 		findFile	(const uint8_t *id);
static void 		jumpStart	(void);
static 	bool 		alreadySearchingFor	(const uint8_t *target);
static  bool		isKeywordSearch	(const uint8_t *id);
	void		getWords	(const char *str, cWordList *words);
	size_t		findKeywords	(const char *text);
private:
	static void findNode		(const uint8_t *id);
static	size_t m_nextID;
//	static CCriticalSection m_critical;
	};

#endif