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#ifndef _TOX_PROTO_H_
#define _TOX_PROTO_H_

struct FileTransferParam
{
	PROTOFILETRANSFERSTATUS pfts;
	bool isTerminated;
	FILE *hFile;
	int number;

	FileTransferParam(int fileNumber, const TCHAR* fileName, size_t fileSize)
	{
		isTerminated = false;
		number = fileNumber;
		hFile = NULL;

		pfts.cbSize = sizeof(PROTOFILETRANSFERSTATUS);
		pfts.flags = PFTS_TCHAR;
		pfts.totalFiles = 1;
		pfts.ptszFiles = (TCHAR**)mir_alloc(sizeof(TCHAR*)*(pfts.totalFiles + 1));
		pfts.ptszFiles[0] = pfts.tszCurrentFile = mir_tstrdup(fileName);
		pfts.ptszFiles[pfts.totalFiles] = NULL;
		pfts.totalBytes = pfts.currentFileSize = fileSize;
		pfts.totalProgress = pfts.currentFileProgress = 0;
		pfts.currentFileNumber = 0;
		pfts.tszWorkingDir = NULL;
	}

	void ChangeFileName(const TCHAR* fileName)
	{
		pfts.ptszFiles[0] = replaceStrT(pfts.tszCurrentFile, fileName);
	}

	uint8_t GetTransferStatus() const
	{
		return pfts.flags & PFTS_SENDING ? 0 : 1;
	}

	~FileTransferParam()
	{
		isTerminated = true;
		if (pfts.tszWorkingDir != NULL)
		{
			mir_free(pfts.tszWorkingDir);
		}
		mir_free(pfts.pszFiles[0]);
		mir_free(pfts.pszFiles);
	}
};

struct CToxProto : public PROTO<CToxProto>
{
public:

	//////////////////////////////////////////////////////////////////////////////////////
	//Ctors

	CToxProto(const char *protoName, const wchar_t *userName);
	~CToxProto();

	//////////////////////////////////////////////////////////////////////////////////////
	// Virtual functions

	virtual	MCONTACT __cdecl AddToList(int flags, PROTOSEARCHRESULT* psr);
	virtual	MCONTACT __cdecl AddToListByEvent(int flags, int iContact, HANDLE hDbEvent);

	virtual	int      __cdecl Authorize(HANDLE hDbEvent);
	virtual	int      __cdecl AuthDeny(HANDLE hDbEvent, const PROTOCHAR* szReason);
	virtual	int      __cdecl AuthRecv(MCONTACT hContact, PROTORECVEVENT*);
	virtual	int      __cdecl AuthRequest(MCONTACT hContact, const PROTOCHAR* szMessage);

	virtual	HANDLE   __cdecl ChangeInfo(int iInfoType, void* pInfoData);

	virtual	HANDLE   __cdecl FileAllow(MCONTACT hContact, HANDLE hTransfer, const PROTOCHAR* tszPath);
	virtual	int      __cdecl FileCancel(MCONTACT hContact, HANDLE hTransfer);
	virtual	int      __cdecl FileDeny(MCONTACT hContact, HANDLE hTransfer, const PROTOCHAR* tszReason);
	virtual	int      __cdecl FileResume(HANDLE hTransfer, int* action, const PROTOCHAR** tszFilename);

	virtual	DWORD_PTR __cdecl GetCaps(int type, MCONTACT hContact = NULL);
	virtual	int       __cdecl GetInfo(MCONTACT hContact, int infoType);

	virtual	HANDLE    __cdecl SearchBasic(const PROTOCHAR* id);
	virtual	HANDLE    __cdecl SearchByEmail(const PROTOCHAR* email);
	virtual	HANDLE    __cdecl SearchByName(const PROTOCHAR* nick, const PROTOCHAR* firstName, const PROTOCHAR* lastName);
	virtual	HWND      __cdecl SearchAdvanced(HWND owner);
	virtual	HWND      __cdecl CreateExtendedSearchUI(HWND owner);

	virtual	int       __cdecl RecvContacts(MCONTACT hContact, PROTORECVEVENT*);
	virtual	int       __cdecl RecvFile(MCONTACT hContact, PROTOFILEEVENT*);
	virtual	int       __cdecl RecvMsg(MCONTACT hContact, PROTORECVEVENT*);
	virtual	int       __cdecl RecvUrl(MCONTACT hContact, PROTORECVEVENT*);

	virtual	int       __cdecl SendContacts(MCONTACT hContact, int flags, int nContacts, MCONTACT* hContactsList);
	virtual	HANDLE    __cdecl SendFile(MCONTACT hContact, const PROTOCHAR* szDescription, PROTOCHAR** ppszFiles);
	virtual	int       __cdecl SendMsg(MCONTACT hContact, int flags, const char* msg);
	virtual	int       __cdecl SendUrl(MCONTACT hContact, int flags, const char* url);

	virtual	int       __cdecl SetApparentMode(MCONTACT hContact, int mode);
	virtual	int       __cdecl SetStatus(int iNewStatus);

	virtual	HANDLE    __cdecl GetAwayMsg(MCONTACT hContact);
	virtual	int       __cdecl RecvAwayMsg(MCONTACT hContact, int mode, PROTORECVEVENT* evt);
	virtual	int       __cdecl SetAwayMsg(int iStatus, const PROTOCHAR* msg);

	virtual	int       __cdecl UserIsTyping(MCONTACT hContact, int type);

	virtual	int       __cdecl OnEvent(PROTOEVENTTYPE iEventType, WPARAM wParam, LPARAM lParam);

	// instances
	static CToxProto* InitAccount(const char* protoName, const wchar_t* userName);
	static int        UninitAccount(CToxProto* ppro);

private:
	Tox *tox;
	char *password;
	mir_cs toxLock;
	TCHAR *accountName;
	HANDLE hNetlib, hPollingThread, hToxEvent;
	bool isTerminated, isConnected;
	std::map<uint8_t, FileTransferParam*> transfers;

	// tox
	bool InitToxCore();
	void UninitToxCore();

	// ???
	void DoBootstrap();
	void DoTox();

	void __cdecl PollingThread(void*);

	// tox profile
	std::tstring GetToxProfilePath();
	static std::tstring CToxProto::GetToxProfilePath(const TCHAR *accountName);

	bool LoadToxProfile();
	void SaveToxProfile();
	
	static INT_PTR CALLBACK ToxProfileImportProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
	static INT_PTR CALLBACK ToxProfilePasswordProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);

	// accounts
	static LIST<CToxProto> accounts;
	static int CompareAccounts(const CToxProto *p1, const CToxProto *p2);

	// netlib
	void InitNetlib();
	void UninitNetlib();

	// account
	bool IsOnline();
	int __cdecl OnAccountLoaded(WPARAM, LPARAM);
	int __cdecl OnAccountRenamed(WPARAM, LPARAM);
	
	// options
	static INT_PTR CALLBACK MainOptionsProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
	int __cdecl OnOptionsInit(WPARAM wParam, LPARAM lParam);

	INT_PTR __cdecl OnAccountManagerInit(WPARAM, LPARAM);

	// userinfo
	static INT_PTR CALLBACK UserInfoProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
	int __cdecl OnUserInfoInit(WPARAM wParam, LPARAM lParam);

	// contacts
	WORD GetContactStatus(MCONTACT hContact);
	void SetContactStatus(MCONTACT hContact, WORD status);
	void SetAllContactsStatus(WORD status);
	bool IsMe(const std::string &id);
	MCONTACT FindContact(const std::string &id);
	MCONTACT FindContact(const int friendNumber);
	MCONTACT AddContact(const std::string &id, const std::tstring &dnsId, bool isTemporary = false);

	MCONTACT GetContactFromAuthEvent(HANDLE hEvent);

	void LoadFriendList();

	int __cdecl OnContactDeleted(MCONTACT, LPARAM);

	static void OnFriendRequest(Tox *tox, const uint8_t *address, const uint8_t *message, const uint16_t messageSize, void *arg);
	static void OnFriendNameChange(Tox *tox, const int number, const uint8_t *name, const uint16_t nameSize, void *arg);
	static void OnStatusMessageChanged(Tox *tox, const int number, const uint8_t* message, const uint16_t messageSize, void *arg);
	static void OnUserStatusChanged(Tox *tox, int32_t number, uint8_t usertatus, void *arg);
	static void OnConnectionStatusChanged(Tox *tox, const int number, const uint8_t status, void *arg);

	// contacts search
	void __cdecl SearchFailedAsync(void* arg);
	void __cdecl SearchByNameAsync(void* arg);

	static INT_PTR CALLBACK SearchDlgProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);

	// messages
	static void OnFriendMessage(Tox *tox, const int number, const uint8_t *message, const uint16_t messageSize, void *arg);
	static void OnFriendAction(Tox *tox, const int number, const uint8_t *action, const uint16_t actionSize, void *arg);
	static void OnTypingChanged(Tox *tox, const int number, uint8_t isTyping, void *arg);
	static void OnReadReceipt(Tox *tox, int32_t number, uint32_t receipt, void *arg);

	int __cdecl OnPreCreateMessage(WPARAM wParam, LPARAM lParam);

	// transfer
	void AddToTransferList(FileTransferParam *transfer);
	void RemoveFromTransferList(FileTransferParam *transfer);

	void __cdecl SendFileAsync(void* arg);

	//static void OnFileControlCallback(Tox *tox, int32_t number, uint8_t hFile, uint64_t fileSize, uint8_t *name, uint16_t nameSize, void *arg);
	static void OnFileRequest(Tox *tox, int32_t number, uint8_t receive_send, uint8_t fileNumber, uint8_t type, const uint8_t *data, uint16_t length, void *arg);
	static void OnFriendFile(Tox *tox, int32_t number, uint8_t fileNumber, uint64_t fileSize, const uint8_t *fileName, uint16_t length, void *arg);
	static void OnFileData(Tox *tox, int32_t number, uint8_t fileNumber, const uint8_t *data, uint16_t length, void *arg);

	// avatars
	std::tstring GetAvatarFilePath(MCONTACT hContact = NULL);
	void SetToxAvatar(std::tstring path, bool checkHash = false);

	INT_PTR __cdecl GetAvatarCaps(WPARAM wParam, LPARAM lParam);
	INT_PTR __cdecl GetAvatarInfo(WPARAM, LPARAM lParam);
	INT_PTR __cdecl GetMyAvatar(WPARAM wParam, LPARAM lParam);
	INT_PTR __cdecl SetMyAvatar(WPARAM wParam, LPARAM lParam);

	static void OnGotFriendAvatarInfo(Tox *tox, int32_t number, uint8_t format, uint8_t *hash, void *arg);
	static void OnGotFriendAvatarData(Tox *tox, int32_t number, uint8_t format, uint8_t *hash, uint8_t *data, uint32_t length, void *arg);

	// utils
	TOX_USERSTATUS MirandaToToxStatus(int status);
	int ToxToMirandaStatus(TOX_USERSTATUS userstatus);

	static void ShowNotification(const TCHAR *message, int flags = 0, MCONTACT hContact = NULL);
	static void ShowNotification(const TCHAR *caption, const TCHAR *message, int flags = 0, MCONTACT hContact = NULL);

	HANDLE AddDbEvent(MCONTACT hContact, WORD type, DWORD timestamp, DWORD flags, DWORD cbBlob, PBYTE pBlob);
	
	std::vector<uint8_t> HexStringToData(std::string hex);
	std::string DataToHexString(std::vector<uint8_t>);

	std::string ToxAddressToId(std::string);

	static bool IsFileExists(std::tstring path);
};

#endif //_TOX_PROTO_H_