CapRaffle.Domain.Implementation.EmailSender.GenerateCalendarEvent C# (CSharp) Méthode

        private static string GenerateCalendarEvent(Event winnerEvent)
        {
            var calendarData = new StringWriter();

            calendarData.WriteLine("BEGIN:VCALENDAR");
            calendarData.WriteLine("VERSION:2.0");
            calendarData.WriteLine("PRODID:-//hacksw/handcal//NONSGML v1.0//EN");
            calendarData.WriteLine("BEGIN:VEVENT");
            calendarData.WriteLine("DTSTAMP:{0}", ToCalendarDateString(winnerEvent.Created.ToUniversalTime()));
            calendarData.WriteLine("ORGANIZER:mailto:{0}", winnerEvent.Creator);
            calendarData.WriteLine("DTSTART:{0}", ToCalendarDateString(winnerEvent.StartTime.ToUniversalTime()));
            calendarData.WriteLine("SUMMARY:{0}", winnerEvent.Name);
            calendarData.WriteLine("END:VEVENT");
            calendarData.WriteLine("END:VCALENDAR");

            return calendarData.ToString();
        }