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#pragma once
#include <queue>
#include <list>
#include <utility>
#include <deque>
#include <pthread.h>
#undef GetUserName //God dammit microsoft!
#include "Singleton.h"
class GameSave;
class Thumbnail;
class ThumbnailListener;
class ThumbnailBroker: public Singleton<ThumbnailBroker>
{
private:
class ThumbnailID;
class ThumbnailRequest;
class ThumbnailSpec;
class ThumbRenderRequest;
//Thumbnail retreival
/*int thumbnailCacheNextID;
Thumbnail * thumbnailCache[THUMB_CACHE_SIZE];
void * activeThumbRequests[IMGCONNS];
int activeThumbRequestTimes[IMGCONNS];
int activeThumbRequestCompleteTimes[IMGCONNS];
std::string activeThumbRequestIDs[IMGCONNS];*/
pthread_mutex_t thumbnailQueueMutex;
pthread_mutex_t listenersMutex;
pthread_t thumbnailQueueThread;
bool thumbnailQueueRunning;
std::deque<ThumbnailRequest> thumbnailRequests;
std::deque<ThumbRenderRequest> renderRequests;
std::deque<std::pair<ThumbnailListener*, Thumbnail*> > thumbnailComplete;
std::list<ThumbnailRequest> currentRequests;
std::deque<std::pair<ThumbnailID, Thumbnail*> > thumbnailCache;
std::vector<ThumbnailListener*> validListeners;
static void * thumbnailQueueProcessHelper(void * ref);
void thumbnailQueueProcessTH();
public:
ThumbnailBroker();
virtual ~ThumbnailBroker();
void FlushThumbQueue();
void RenderThumbnail(GameSave * gameSave, int width, int height, ThumbnailListener * tListener);
void RetrieveThumbnail(int saveID, int saveDate, int width, int height, ThumbnailListener * tListener);
void RetrieveThumbnail(int saveID, int width, int height, ThumbnailListener * tListener);
bool CheckThumbnailListener(ThumbnailListener * tListener);
void AttachThumbnailListener(ThumbnailListener * tListener);
void DetachThumbnailListener(ThumbnailListener * tListener);
};
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