/// <summary>
/// Returns new EventMessages or null, if waiting next message.
/// </summary>
/// <param name="eventMessagesCollection"></param>
/// <returns></returns>
public Server.EventMessage[]? EventMessagesCallback(EventMessagesCollection eventMessagesCollection)
{
if (Disposed)
{
throw new ObjectDisposedException("Cannot access a disposed ClientEventList.");
}
if (eventMessagesCollection.Guid != @"" && _incompleteEventMessagesCollectionCollection.Count > 0)
{
var beginEventMessagesCollection = _incompleteEventMessagesCollectionCollection.TryGetValue(eventMessagesCollection.Guid);
if (beginEventMessagesCollection is not null)
{
_incompleteEventMessagesCollectionCollection.Remove(eventMessagesCollection.Guid);
beginEventMessagesCollection.CombineWith(eventMessagesCollection);
eventMessagesCollection = beginEventMessagesCollection;
}
}
if (eventMessagesCollection.NextCollectionGuid != @"")
{
_incompleteEventMessagesCollectionCollection[eventMessagesCollection.NextCollectionGuid] = eventMessagesCollection;
return(null);
}
else
{
var result = new List <Server.EventMessage>();
foreach (var eventMessage in eventMessagesCollection.EventMessages)
{
result.Add(eventMessage);
}
return(result.ToArray());
}
}
/// <summary>
/// Returns null, if incomplete EventMessageArray.
/// </summary>
/// <param name="eventList"></param>
/// <param name="eventMessages"></param>
/// <returns></returns>
private Server.EventMessage[]? EventMessagesCallback(ClientEventList eventList, EventMessagesCollection eventMessagesCollection)
{
Server.EventMessage[]? newEventMessages = eventList.EventMessagesCallback(eventMessagesCollection);
if (newEventMessages is not null && newEventMessages.Length > 0)
{
eventList.RaiseEventMessagesCallbackEvent(newEventMessages);
}
return(newEventMessages);
}