public override async Task OnDisconnectedAsync(Exception exception)
{
if (Context.Items.ContainsKey("SessionID") && AttendedSessionList.ContainsKey(Context.Items["SessionID"].ToString()))
{
while (!AttendedSessionList.TryRemove(Context.Items["SessionID"].ToString(), out var value))
{
await Task.Delay(1000);
}
await RCBrowserHub.Clients.Clients(ViewerList).SendAsync("ScreenCasterDisconnected");
}
else
{
if (ViewerList.Count > 0)
{
await RCBrowserHub.Clients.Clients(ViewerList).SendAsync("Reconnecting");
await DeviceHub.Clients.Client(ServiceID).SendAsync("RestartScreenCaster", ViewerList, ServiceID, Context.ConnectionId);
}
}
if (!string.IsNullOrWhiteSpace(MachineName) && MachineNameToSessionIDLookup.ContainsKey(MachineName))
{
while (!MachineNameToSessionIDLookup.TryRemove(MachineName, out _))
{
await Task.Delay(1000);
}
}
await base.OnDisconnectedAsync(exception);
}
public override async Task OnDisconnectedAsync(Exception exception)
{
await base.OnDisconnectedAsync(exception);
if (AttendedSessionList.ContainsKey(Context.Items["SessionID"].ToString()))
{
while (!AttendedSessionList.TryRemove(Context.Items["SessionID"].ToString(), out var value))
{
await Task.Delay(1000);
}
}
}
public async Task GetSessionID()
{
var random = new Random();
var sessionID = "";
for (var i = 0; i < 3; i++)
{
sessionID += random.Next(0, 999).ToString().PadLeft(3, '0');
}
Context.Items["SessionID"] = sessionID;
while (!AttendedSessionList.TryAdd(sessionID, Context.ConnectionId))
{
await Task.Delay(1000);
}
await Clients.Caller.SendAsync("SessionID", sessionID);
}