/// <summary>
/// Creates the event.
/// </summary>
/// <param name="eventInfo"></param>
/// <returns></returns>
public CalendarEventInfo CreateEvent(ulong eventId)
{
//Is create primary event only
if (eventId != 0)
return null;
CalendarEventInfo retVal = null;
if (_calendar != null)
{
retVal = new CalendarEventInfo();
CalendarEvent calEvent = new CalendarEvent();
calEvent.PrimaryCalendarId = _calendar.PrimaryKeyId.Value;
//Raise event
CalendarEvent.RaiseCreateEvent(calEvent);
calEvent.Save();
retVal.CalendarEvent = calEvent;
retVal.EventProvider = this;
retVal.SetEventId(EventProviderHelper.MakeEventId(GetEventType(),
(ulong)(int)calEvent.PrimaryKeyId.Value));
}
return retVal;
}
/// <summary>
/// Deletes the event.
/// </summary>
/// <param name="eventId">The event id.</param>
public void DeleteEvent(ulong eventId)
{
if (EventProviderHelper.CheckEventBelong(GetEventType(), eventId))
{
if (_calendar == null)
throw new NullReferenceException("calendar");
try
{
int eventKey = (int)EventProviderHelper.GetEventKey(eventId);
CalendarEvent calEvent = new CalendarEvent(eventKey);
//Raise event
CalendarEvent.RaiseDeleteEvent(calEvent);
calEvent.Delete();
}
catch (ObjectNotFoundException)
{
throw;
}
}
}
/// <summary>
/// Creates the event.
/// </summary>
/// <param name="eventInfo"></param>
/// <returns></returns>
public CalendarEventInfo CreateEvent(ulong eventId)
{
CalendarEventInfo retVal = null;
//Is create link only
if (eventId == 0)
return retVal;
if (_calendarId != 0)
{
try
{
int eventKey = (int)EventProviderHelper.GetEventKey(eventId);
CalendarEvent calEvent = new CalendarEvent(eventKey);
retVal = new CalendarEventInfo(this, calEvent);
CalendarEventLink eventLink = new CalendarEventLink();
eventLink.CalendarId = _calendarId;
eventLink.EventId = (int)EventProviderHelper.GetEventKey(eventId);
eventLink.Save();
//Set event key
retVal.SetEventId(EventProviderHelper.MakeEventId(GetEventType(),
(ulong)(int)eventLink.PrimaryKeyId.Value));
}
catch(ObjectNotFoundException)
{
}
}
return retVal;
}
/// <summary>
/// Raises the delete event.
/// </summary>
public static void RaiseDeleteEvent(CalendarEvent calEvent)
{
CalendarEventArgs args = new CalendarEventArgs();
args.CalEvent = calEvent;
OnEventDelete(args);
}
/// <summary>
/// Gets the event info collection.
/// </summary>
/// <param name="dtStart">The dt start.</param>
/// <param name="dtEnd">The dt end.</param>
/// <returns></returns>
public EventInfoCollections GetEventInfoCollection(DateTime dtStart,
DateTime dtEnd)
{
EventInfoCollections retVal = new EventInfoCollections();
if (_calendarId == -1)
throw new NullReferenceException("calendarId");
CalendarEventLink[] eventLinks = CalendarEventLink.List(new FilterElement("CalendarId",
FilterElementType.Equal, _calendarId));
foreach (CalendarEventLink eventLink in eventLinks)
{
try
{
CalendarEvent calEvent = new CalendarEvent(eventLink.EventId);
if ((calEvent.DtStart >= dtStart) && (calEvent.DtEnd <= dtEnd))
{
CalendarEventInfo eventInfo = new CalendarEventInfo(this, calEvent);
eventInfo.SetEventId(EventProviderHelper.MakeEventId(GetEventType(),
(ulong)(int)eventLink.PrimaryKeyId.Value));
retVal.Add(eventInfo);
}
}
catch(ObjectNotFoundException)
{
throw;
}
}
return retVal;
}
/// <summary>
/// Gets the event info.
/// </summary>
/// <param name="eventId">The event id.</param>
/// <returns></returns>
public CalendarEventInfo GetEventInfo(ulong eventId)
{
CalendarEventInfo retVal = null;
if (EventProviderHelper.CheckEventBelong(GetEventType(), eventId))
{
try
{
int linkKey = (int)EventProviderHelper.GetEventKey(eventId);
CalendarEventLink eventLink = new CalendarEventLink(linkKey);
CalendarEvent calEvent = new CalendarEvent(eventLink.EventId);
retVal = new CalendarEventInfo(this, calEvent);
retVal.SetEventId(eventId);
}
catch (ObjectNotFoundException)
{
throw;
}
}
return retVal;
}
/// <summary>
/// Makes the event info.
/// </summary>
/// <param name="dtStart">The dt start.</param>
/// <param name="calEvent">The cal event.</param>
/// <returns></returns>
private CalendarEventInfo MakeEventInfo(DateTime dtStart, CalendarEvent calEvent)
{
CalendarEventInfo retVal = new CalendarEventInfo();
dtStart = new DateTime(dtStart.Year, dtStart.Month, dtStart.Day,
calEvent.DtStart.Hour, calEvent.DtStart.Minute,
calEvent.DtStart.Second);
ulong eventId = EncryptId(calEvent, dtStart);
//TODO: Use Clone
CalendarEvent virtualEvent = (CalendarEvent)calEvent.Clone();
TimeSpan eventDuration = calEvent.DtEnd - calEvent.DtStart;
virtualEvent.DtStart = dtStart;
virtualEvent.DtEnd = virtualEvent.DtStart + eventDuration;
retVal.EventProvider = this;
retVal.CalendarEvent = virtualEvent;
retVal.SetEventId(EventProviderHelper.MakeEventId(GetEventType(), eventId));
return retVal;
}
/// <summary>
/// Hashes the function.
/// </summary>
/// <param name="dateTime">The date time.</param>
/// <param name="eventKey">The event key.</param>
/// <returns></returns>
private ulong EncryptId(CalendarEvent calEvent, DateTime recurrDate)
{
TimeSpan offset = recurrDate - calEvent.DtStart;
//Is mus be overflow !!!
ulong passedDays = (ulong)offset.TotalDays;
return ((passedDays << 32) | (ulong)(int)calEvent.PrimaryKeyId.Value);
}
/// <summary>
/// Decrypts the id.
/// </summary>
/// <param name="ecryptId">The ecrypt id.</param>
/// <returns></returns>
private bool DecryptId(ulong encryptId, out DateTime recurrDate,
out CalendarEvent calEvent)
{
int passedDays = (int)(encryptId >> 32);
int eventKey = (int)(encryptId & int.MaxValue);
try
{
calEvent = new CalendarEvent(eventKey);
recurrDate = calEvent.DtStart.AddDays((Double)passedDays);
}
catch(ObjectNotFoundException)
{
recurrDate = DateTime.MinValue;
calEvent = null;
return false;
}
return true;
}
internal CalendarEventInfo(IEventProvider eventProvider, CalendarEvent calEvent)
{
EventProvider = eventProvider;
CalendarEvent = calEvent;
}
internal CalendarEventInfo(IEventProvider eventProvider, CalendarEvent calEvent)
{
EventProvider = eventProvider;
CalendarEvent = calEvent;
}
