public override async Task OnConnectedAsync()
{
this._logger.LogInformation("User Connected", Context.ToString());
var userHub = new UserHub
{
UserIdentifier = Context.UserIdentifier,
ConnectionId = Context.ConnectionId
};
_users.TryAdd(Context.ConnectionId, userHub);
await base.OnConnectedAsync();
}
public async Task CloseSubscription(string json)
{
var request = JsonConvert.DeserializeAnonymousType(json, new { subscriptionId = string.Empty });
var result = _users.TryRemove(Context.ConnectionId, out UserHub userHub);
if (userHub != null)
{
if (request != null && !String.IsNullOrEmpty(request.subscriptionId))
{
var subToRemove = userHub.UserHubSubscription.Find(x => x.SubscriptionId == request.subscriptionId);
await _connectionService.UnRegisterMessageProcessor(subToRemove.MessageProcessorId);
await RemoveSubscription(subToRemove);
_users.TryAdd(Context.ConnectionId, new UserHub
{
UserIdentifier = Context.UserIdentifier,
ConnectionId = Context.ConnectionId,
UserHubSubscription = userHub.UserHubSubscription.Where(x => x.SubscriptionId != request.subscriptionId).ToList()
});
}
else
{
foreach (var userHubSubscription in userHub.UserHubSubscription)
{
await _connectionService.UnRegisterMessageProcessor(userHubSubscription.MessageProcessorId);
}
foreach (var userHubSubscription in userHub.UserHubSubscription)
{
await RemoveSubscription(userHubSubscription);
}
UserHub userHub1 = new UserHub
{
UserIdentifier = Context.UserIdentifier,
ConnectionId = Context.ConnectionId
};
_users.TryAdd(Context.ConnectionId, userHub1);
}
}
}
