// carddav.h - CardDAV Object header file.
//
// (c) 2012-2015 Xestia Software Development.
//
// This file is part of Xestia Address Book.
//
// Xestia Address Book is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by the
// Free Software Foundation, version 3 of the license.
//
// Xestia Address Book is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with Xestia Address Book. If not, see <http://www.gnu.org/licenses/>

#include <iostream>
#include <map>
#include <wx/wx.h>
#include <libxml/parser.h>
#include <libxml/tree.h>
#include <curl/curl.h>
#include "../vcard/vcard.h"
#include "../actmgr/frmActivityMgr.h"
#include "../common/sslcertstructs.h"

#ifndef CALDAV_CALDAV_H
#define CALDAV_CALDAV_H

struct FileSyncData{
	unsigned int DataFlag:2;
	wxString ETagData;
};

struct ContactListData{
	wxString SyncToken;
	std::map<wxString,FileSyncData> ListData;
};

struct UploadDataStruc{
	wxString *readptr;
	long sizeleft;
	int seek = 0;
};

/*struct CertificateData{
	std::multimap<wxString,wxString> CertificateData;
	bool CertValid;
	int CertError;
};

struct CertificateCollection{
	std::map<int,CertificateData> Certificates;
	std::map<int,int> ParentCerticiate;
	bool AllCertsValid;
	std::map<int,int> CertErrors;
};*/

//size_t WritebackFunc(char *ptr, size_t size, size_t nmemb, FILE *userdata);

size_t WritebackFunc(char *ptr, size_t size, size_t nmemb, wxString *userdata);
int ProgressFunc(void *clientdata, double TTDown, double NDown, double TTUp, double NUp);
size_t UploadReadFunc(void *ptr, size_t size, size_t nmemb, void *userdata);

class CardDAV
{
	public:
		CardDAV();
		~CardDAV();
		bool SetupConnection(wxString SvrAddress, int SvrPort, wxString SvrUser, wxString SvrPass, bool SvrSSL);
		bool SetupConnection(wxString SvrAddress, int SvrPort, wxString SvrUser, wxString SvrPass, bool SvrSSL, wxString SvrPrefix, wxString SvrAccount);
		bool CanDoCardDAV();
		bool CanDoSSL();
		bool SSLVerify();
		bool AbleToLogin();
		bool HasValidResponse();
		bool IsSelfSigned();
		wxString GetResponseData();
		void AllowSelfSignTest(bool AllowSelfSignIn);		
		bool Connect();
		bool ConnectThread();
		void ProcessData();
		void SetupData(wxString Method, wxString FilenameLocation, wxString UploadData);
		void ProcessDataThread();
		void SetUploadMode(bool IncMode);
		void Abort();
		bool SetupResultBools(bool *SvrResult, bool *SvrMonitor);
		int ProgressFuncProc(void *clientdata, double TTUp, double NUp, double TTDown, double NDown);
		void SetupVariables(std::map<int, int> *actlist, int actindex);
		wxString GetETagData();
		void GetServerETagValue();
		void GetServerETagValueThread();
		void GetServerContactData();
		wxString GetPageData();
		void SetEditMode(bool EditModeInc);
		ContactListData GetContactList(wxString SyncTokenInc);
		void SetServerFilename(wxString Filename);
		int GetResultCode();
		static int GetHTTPCode();
		wxString GetErrorBuffer();
		wxString GetDefaultAddressBookURL();
		void GetSSLResults();
		SSLCertCollection GetCertificateData();
		static SSLCertCollection BuildSSLCollection(CURL *conn);
		wxString ETagValueResult();
		wxString GetErrorMessage();
	
		// SSL Verification tests when connecting.

		static CURLcode SSLVerifyTest();
		static SSLCertCollection GetSSLVerifyResults();

		//size_t WritebackFunc(char *ptr, size_t size, size_t nmemb, FILE *userdata);
	private:
		static wxString ServerAddress;
		static int ServerPort;
		static wxString ServerUser;
		static wxString ServerPass;
		static wxString ServerPrefix;
		static wxString ServerAccount;
		static bool ServerSSL;
		static bool *ServerResult;
		static bool *ServerMonitor;
		static bool SSLStatus;
		static bool SSLVerified;
		static bool ValidResponse;
		static bool AuthPassed;
		static bool HasCalDAVSupport;
		static bool AbortConnection;
		static wxString ServerResponse;
		static wxString ServerMethod;
		static wxString ServerFilenameLocation;
		static wxString ServerUploadData;
		static wxString ETagData;
		static wxString ETagResult;
		static bool UploadMode;
		static bool EditMode;
		static long ItemIndex;
		static std::map<int, int> *ActivityListPtr;
		//frmActivityMgr *ActMgrPtr;
		static char curlerrbuffer[CURL_ERROR_SIZE];
		static SSLCertCollection SSLCertCol;
		static wxString ErrorMessage;
		static wxString ErrorBufferMessage;
		static bool AllowSelfSign;
	protected:
		static int SSLErrorCode;
		static int ConnectionErrorCode;
		static wxString PageHeader;
		static wxString PageData;
		static CURLcode claconncode;
		static int HTTPErrorCode;
		static SSLCertCollection VerifyCertCollection;
				
};

#endif