// CalendarObject-Save.cpp - CalendarObject class save functions
//
// (c) 2016-2017 Xestia Software Development.
//
// This file is part of Xestia Calendar.
//
// Xestia Calendar 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 Calendar 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 Calendar. If not, see <http://www.gnu.org/licenses/>

#include "CalendarObject.h"
#include "../../common/file.h"

using namespace std;

CalendarObjectSaveResult CalendarObject::SaveFile(string SaveFilename){

	ofstream FileStream;
	string ReceivedStringData = "";
	
	// Open the file.
	
	FileStream.open(SaveFilename, ofstream::out);
	
	if (FileStream.rdstate() & ofstream::failbit){
		return CALENDAROBJECTSAVE_CANNOTOPEN;
	}

	if (FileStream.rdstate() & ofstream::badbit){
		return CALENDAROBJECTSAVE_CANNOTOPEN;
	}
	
	// Process the data into a string.
	
	CalendarObjectSaveResult SaveResult = CALENDAROBJECTSAVE_UNITTESTFAIL;
	string SaveStringData;
	
	SaveResult = SaveString(&SaveStringData);
	
	FileStream.write(SaveStringData.c_str(), SaveStringData.size());
	
	FileStream.close();
	
	return SaveResult;
	
}

CalendarObjectSaveResult CalendarObject::SaveString(string *SaveStringData){

	*SaveStringData += "BEGIN:VCALENDAR\n";
	*SaveStringData += "VERSION:2.0\n";
	
	// Check if METHOD has a value and print it if it does (and
	// any token data if there).
	
	if (MethodData.size() > 0){
		
		if (MethodTokens.size() > 0){
		
			*SaveStringData += "METHOD;";
			*SaveStringData += MethodTokens;
			
		} else {

			*SaveStringData += "METHOD";
			
		}

		*SaveStringData += ":";
		*SaveStringData += MethodData;
		*SaveStringData += "\n";
		
	}
	
	// Check if CALSCALE has a value and print it if it does (and
	// any token data if there).
	
	if (CalendarScaleData.size() > 0){
		
		if (CalendarScaleTokens.size() > 0){
		
			*SaveStringData += "CALSCALE;";
			*SaveStringData += CalendarScaleTokens;
			
		} else {

			*SaveStringData += "CALSCALE";
			
		}

		*SaveStringData += ":";
		*SaveStringData += CalendarScaleData;
		*SaveStringData += "\n";
		
	}
	
#if defined(XESTIACAL_UNITTEST)
	
	*SaveStringData += "PRODID:-//Xestia//Calendar Unit Testing//KW\n";
	
#else

	*SaveStringData += "PRODID:-//Xestia//Calendar Version ";
	*SaveStringData += XSDCAL_VERSION;
	*SaveStringData += "//KW\n";
	
#endif
	
	SaveObjectData(SaveStringData);
	
	*SaveStringData += "END:VCALENDAR";
	
	return CALENDAROBJECTSAVE_OK;

}