/// <summary>
/// Disconnected handler
/// Switches user to different pool for disconnected users and updates his status to offline
/// </summary>
/// <param name="exception"></param>
/// <returns></returns>
public override async Task OnDisconnectedAsync(Exception exception)
{
var userId = Context.User.Identity.Name;
AllConnectedParticipants.TryGetValue(userId, out var participant);
if (participant != null)
{
participant.Participant.Status = ChatParticipantStatus.Offline;
AllConnectedParticipants.TryRemove(userId, out var removedParticipant);
DisconnectedParticipants.TryAdd(userId, removedParticipant);
await Clients.All.SendAsync("friendsListChanged");
}
}
