public override Task OnDisconnectedAsync(Exception exception)
{
return(Task.Run(() =>
{
userConnectionsService.ChatConnectionService.Remove(Context.User, Context.ConnectionId);
foreach (var chatRoom in chatRoomService.GetChatRooms())
{
if (chatRoom.HasParticipant(Context.User))
{
var apiObject = new ChatRoomLeave
{
LeavingUser = Context.User.ApiGetUser(),
ChatRoom = chatRoom.ApiChatRoom()
};
chatRoom.RemoveParticipant(Context.User);
foreach (var participant in chatRoom.GetParticipants())
{
var connection = userConnectionsService.ChatConnectionService.GetConnection(participant);
if (connection == null)
{
continue;
}
Clients.Client(connection).ChatRoomLeave(apiObject);
}
}
}
var disconnectedUserApiObject = new ChatUserDisconnected
{
DisconnectedUser = Context.User.ApiGetUser()
};
foreach (var connection in userConnectionsService.ChatConnectionService.GetUserConnections())
{
Clients.Client(connection).ChatUserDisconnected(disconnectedUserApiObject);
}
return base.OnDisconnectedAsync(exception);
}));
}
public static Task ChatUserDisconnected(this IClientProxy hubConnection, ChatUserDisconnected apiObject)
{
return(hubConnection.SendAsync(ChatHubApiKeys.ChatUserDisconnected, apiObject));
}
