/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com.                */
#ifndef GAME_CLIENT_COMPONENTS_SKINS_H
#define GAME_CLIENT_COMPONENTS_SKINS_H

#include <engine/shared/http.h>
#include <game/client/component.h>
#include <game/client/skin.h>
#include <vector>

class CSkins : public CComponent
{
public:
	class CGetPngFile : public CHttpRequest
	{
		CSkins *m_pSkins;

	protected:
		virtual int OnCompletion(int State) override;

	public:
		CGetPngFile(CSkins *pSkins, const char *pUrl, IStorage *pStorage, const char *pDest);
		CImageInfo m_Info;
	};

	struct CDownloadSkin
	{
		std::shared_ptr<CSkins::CGetPngFile> m_pTask;
		char m_aPath[IO_MAX_PATH_LENGTH];
		char m_aName[24];

		CDownloadSkin(CDownloadSkin &&Other) = default;
		CDownloadSkin() = default;

		~CDownloadSkin()
		{
			if(m_pTask)
				m_pTask->Abort();
		}
		bool operator<(const CDownloadSkin &Other) const { return str_comp(m_aName, Other.m_aName) < 0; }
		bool operator<(const char *pOther) const { return str_comp(m_aName, pOther) < 0; }
		bool operator==(const char *pOther) const { return !str_comp(m_aName, pOther); }

		CDownloadSkin &operator=(CDownloadSkin &&Other) = default;
	};

	typedef std::function<void(int)> TSkinLoadedCBFunc;

	virtual int Sizeof() const override { return sizeof(*this); }
	void OnInit() override;

	void Refresh(TSkinLoadedCBFunc &&SkinLoadedFunc);
	int Num();
	const CSkin *Get(int Index);
	int Find(const char *pName);

	bool IsDownloadingSkins() { return m_DownloadingSkins; }

private:
	std::vector<CSkin> m_vSkins;
	std::vector<CDownloadSkin> m_vDownloadSkins;
	size_t m_DownloadingSkins = 0;
	char m_aEventSkinPrefix[24];

	bool LoadSkinPNG(CImageInfo &Info, const char *pName, const char *pPath, int DirType);
	int LoadSkin(const char *pName, const char *pPath, int DirType);
	int LoadSkin(const char *pName, CImageInfo &Info);
	int FindImpl(const char *pName);
	static int SkinScan(const char *pName, int IsDir, int DirType, void *pUser);
};
#endif