public override async System.Threading.Tasks.Task OnDisconnected(bool stopCalled)
{
var id = Context.ConnectionId;
EmailModel asyncEmails = new EmailModel();
if (stopCalled)
{
Clients.AllExcept(id).userIsDisconnected();
//sends the email to helpdesk group
await asyncEmails.CreatesUserEndSessionEmail(CacheChatMessagesList, CacheChatMessagesList.First()._ChatGroupName);
}
// return base.OnDisconnected(stopCalled);
}