public override async Task OnConnectedAsync()
{
// Show the client connection information
var requestId = SyncServer.ServiceRequestId(this);
var asrsInstanceId = SyncServer.ASRSInstanceId(this);
Console.WriteLine($"client {Context.ConnectionId} request ID: {requestId}");
Console.WriteLine($"client {Context.ConnectionId} goes to ASRS: {asrsInstanceId}");
//Console.WriteLine($"client{_pairing.Count()} userId: {SyncServer.UserId(this)}");
var clientInfo = new ClientInfo()
{
ConnectionId = Context.ConnectionId,
RequestId = requestId,
ASRSInstance = asrsInstanceId
};
_pairing.AddClient(clientInfo);
if (_pairing.TryGetAll(clientInfo, out List <ClientInfo> clientList))
{
if (clientList.Count == 1)
{
// Send sticky information to the clients. For the secondary client, it will ignore this.
await _syncServer.GetStickyConnectionInfo(this);
}
else if (clientList.Count == 2)
{
// Two clients with the same sticky information
Console.WriteLine("Succesfully see two clients are connected to this hub");
}
}
await Clients.Client(Context.ConnectionId).SendAsync(ClientSyncConstants.HubConnected, Context.ConnectionId);
}
public override async Task OnDisconnectedAsync(Exception exception)
{
var requestId = SyncServer.ServiceRequestId(this);
var asrsInstanceId = SyncServer.ASRSInstanceId(this);
var clientInfo = new ClientInfo()
{
ConnectionId = Context.ConnectionId,
RequestId = requestId,
ASRSInstance = asrsInstanceId
};
_pairing.RemoveClient(clientInfo);
if (_pairing.TryGetAll(clientInfo, out List <ClientInfo> clientList))
{
if (clientList.Count == 1)
{
// A client of the pairing has dropped, but the other one is alive,
// we need to inform the online client.
var onlineClient = clientList.ToArray()[0];
await Clients.Client(onlineClient.ConnectionId).SendAsync(ClientSyncConstants.ClientPartnerDropped, Context.ConnectionId);
}
}
Console.WriteLine($"Connection {Context.ConnectionId} is dropped");
}
