public static IEnumerable<AppointmentModel> ParseAppointments(IReadOnlyList<string> icsLines)
{
var events = new ConcurrentBag<AppointmentModel>();
Parallel.For(0, icsLines.Count, x =>
{
if (icsLines[x] == "BEGIN:VEVENT")
{
var y = x + 1;
var props = new Dictionary<string, string>();
do
{
var line = icsLines[y];
y++;
if (!line.Contains(":"))
continue;
var splitterIndex = line.IndexOf(':');
var key = line.Substring(0, splitterIndex);
var value = line.Substring(splitterIndex + 1, line.Length - splitterIndex - 1);
if (props.ContainsKey(key))
continue;
if (key.Contains("DTSTART;TZID=") ||
key.Contains("DTEND;TZID="))
{
var result = ParseDateForSpecificTimezone(key, value);
props.Add(result.Key, result.Value);
}
else
{
props.Add(key, value);
}
} while (icsLines[y] != "END:VEVENT");
var vevent = new AppointmentModel();
#pragma warning disable 168
string created, summary, startTime, endTime, sequence, uid;
#pragma warning restore 168
//if (props.TryGetValue("CREATED", out created))
//{
// // 20141110T180231Z
// vevent. = DateTime.ParseExact(created, "yyyyMMddTHHmmssZ", CultureInfo.InvariantCulture);
//}
if (props.TryGetValue("SUMMARY", out summary))
{
vevent.Subject = summary;
}
// TODO: Handle timezone
if (props.TryGetValue("DTSTART_PARSED", out startTime))
{
vevent.StartTime = DateTime.ParseExact(startTime, "yyyyMMddTHHmmss", CultureInfo.InvariantCulture);
}
else if (props.TryGetValue("DTSTART;VALUE=DATE", out startTime))
{
vevent.StartTime = DateTime.ParseExact(startTime, "yyyyMMdd", CultureInfo.InvariantCulture);
}
if (props.TryGetValue("DTEND_PARSED", out endTime))
{
vevent.EndTime = DateTime.ParseExact(endTime, "yyyyMMddTHHmmss", CultureInfo.InvariantCulture);
}
else if (props.TryGetValue("DTEND;VALUE=DATE", out endTime))
{
vevent.EndTime = DateTime.ParseExact(endTime, "yyyyMMdd", CultureInfo.InvariantCulture);
}
//if (props.TryGetValue("SEQUENCE", out sequence))
//{
// vevent.Sequence = int.Parse(sequence);
//}
//if (props.TryGetValue("UID", out uid))
//{
// vevent.Uid = uid;
//}
events.Add(vevent);
}
});
return events;
}
public static IEnumerable <AppointmentModel> ParseAppointments(IReadOnlyList <string> icsLines)
{
var events = new ConcurrentBag <AppointmentModel>();
Parallel.For(0, icsLines.Count, x =>
{
if (icsLines[x] == "BEGIN:VEVENT")
{
var y = x + 1;
var props = new Dictionary <string, string>();
do
{
var line = icsLines[y];
y++;
if (!line.Contains(":"))
{
continue;
}
var splitterIndex = line.IndexOf(':');
var key = line.Substring(0, splitterIndex);
var value = line.Substring(splitterIndex + 1, line.Length - splitterIndex - 1);
if (props.ContainsKey(key))
{
continue;
}
if (key.Contains("DTSTART;TZID=") ||
key.Contains("DTEND;TZID="))
{
var result = ParseDateForSpecificTimezone(key, value);
props.Add(result.Key, result.Value);
}
else
{
props.Add(key, value);
}
} while (icsLines[y] != "END:VEVENT");
var vevent = new AppointmentModel();
#pragma warning disable 168
string created, summary, startTime, endTime, sequence, uid;
#pragma warning restore 168
//if (props.TryGetValue("CREATED", out created))
//{
// // 20141110T180231Z
// vevent. = DateTime.ParseExact(created, "yyyyMMddTHHmmssZ", CultureInfo.InvariantCulture);
//}
if (props.TryGetValue("SUMMARY", out summary))
{
vevent.Subject = summary;
}
// TODO: Handle timezone
if (props.TryGetValue("DTSTART_PARSED", out startTime))
{
vevent.StartTime = DateTime.ParseExact(startTime, "yyyyMMddTHHmmss", CultureInfo.InvariantCulture);
}
else if (props.TryGetValue("DTSTART;VALUE=DATE", out startTime))
{
vevent.StartTime = DateTime.ParseExact(startTime, "yyyyMMdd", CultureInfo.InvariantCulture);
}
if (props.TryGetValue("DTEND_PARSED", out endTime))
{
vevent.EndTime = DateTime.ParseExact(endTime, "yyyyMMddTHHmmss", CultureInfo.InvariantCulture);
}
else if (props.TryGetValue("DTEND;VALUE=DATE", out endTime))
{
vevent.EndTime = DateTime.ParseExact(endTime, "yyyyMMdd", CultureInfo.InvariantCulture);
}
//if (props.TryGetValue("SEQUENCE", out sequence))
//{
// vevent.Sequence = int.Parse(sequence);
//}
//if (props.TryGetValue("UID", out uid))
//{
// vevent.Uid = uid;
//}
events.Add(vevent);
}
});
return(events);
}