private bool TheLoop()
{
Task.Factory.StartNew(async() =>
{
int maxMessageId = -1;
if (Messages.Any())
{
maxMessageId = Messages.Select(x => x.Id).Max();
}
var unfilterdMessages = await _chatService.GetChatHistory();
var newMessages = unfilterdMessages.Where(x => x.Id > maxMessageId).ToList();
foreach (var message in newMessages)
{
Messages.Add(message);
}
if (newMessages.Any())
{
ScrollToTheEnd(true);
}
var authors = unfilterdMessages
.Where(x => x.Author.LastTimeOnline >= DateTime.UtcNow)
.GroupBy(x => x.Author.Name)
.Select(x => x.Key)
.ToList();
OnlineUserCollection.Clear();
foreach (var author in authors)
{
if (!string.IsNullOrEmpty(author))
{
OnlineUserCollection.Add(author);
}
}
});
return(!StopTimer);
}
/// <summary>
/// Initializes the <see cref="OnLineUserService"/> class.
/// </summary>
static OnLineUserService()
{
onlineUserList = new OnlineUserCollection();
}
/// <summary>
/// Initializes the <see cref="OnLineUserService"/> class.
/// </summary>
static OnLineUserService()
{
onlineUserList = new OnlineUserCollection();
}
