public void Join(string userName)
{
lock (ParticipantsConnectionLock)
{
var userId = Context.User.GetClaim(OpenIdConnectConstants.Claims.Subject);
AllConnectedParticipants.Add(new ChatParticipantViewModel()
{
DisplayName = userName,
Email = Context.User.Identity.Name,
Status = EnumChatParticipantStatus.Online,
UserId = userId,
HubContextId = Context.ConnectionId
});
var chatGrooup = this._ctx.Participants.Include(d => d.User)
.Join(
this._ctx.Participants.Include(d => d.User)
, p1 => p1.Group.Id, p2 => p2.Group.Id,
(p1, p2) => new { p2, p1 })
.Join(
AllConnectedParticipants,
p => p.p2.User.Id, cp => cp.UserId,
(p, cp) => new { p2 = p.p2, p1 = p.p1, HubContextId = cp.HubContextId }
)
.Where(d => d.p2.Id != d.p1.Id && d.p1.User.Id == userId)
.Select(d => d.HubContextId);
// This will be used as the user's unique ID to be used on ng-chat as the connected user.
// You should most likely use another ID on your application
Clients.Caller.SendAsync("generatedUserId", Context.ConnectionId);
Clients.Clients(chatGrooup.Select(d => d).ToArray()).SendAsync("friendsListChanged", AllConnectedParticipants.Last());
}
}
public void Join(string userName)
{
lock (ParticipantsConnectionLock)
{
var oldConnectedParticipants = AllConnectedParticipants.Where(x => x.Participant.Id == Context.UserIdentifier);
if (oldConnectedParticipants.Count() == 0)
{
AllConnectedParticipants.Add(new ParticipantResponseViewModel()
{
Metadata = new ParticipantMetadataViewModel()
{
TotalUnreadMessages = 0
},
Participant = new ChatParticipantViewModel()
{
DisplayName = userName,
Id = Context.UserIdentifier
}
});
}
// This will be used as the user's unique ID to be used on ng-chat as the connected user.
// You should most likely use another ID on your application
Clients.Caller.SendAsync("generatedUserId", Context.UserIdentifier);
Clients.All.SendAsync("friendsListChanged", AllConnectedParticipants);
}
}
public override Task OnConnectedAsync()
{
lock (ParticipantsConnectionLock)
{
var connectionIndex = DisconnectedParticipants.FindIndex(x => x.HubContextId == Context.ConnectionId);
if (connectionIndex >= 0)
{
var participant = DisconnectedParticipants.ElementAt(connectionIndex);
DisconnectedParticipants.Remove(participant);
AllConnectedParticipants.Add(participant);
Clients.All.SendAsync("friendsListChanged", AllConnectedParticipants);
}
return(base.OnConnectedAsync());
}
}
public void GroupCreated(GroupChatParticipantViewModel group)
{
AllGroupParticipants.Add(group);
// Pushing the current user to the "chatting to" list to keep track of who's created the group as well.
// In your application you'll probably want a more sofisticated group persistency and management
group.ChattingTo.Add(new ChatParticipantViewModel()
{
Id = Context.ConnectionId
});
AllConnectedParticipants.Add(new ParticipantResponseViewModel()
{
Metadata = new ParticipantMetadataViewModel()
{
TotalUnreadMessages = 0
},
Participant = group
});
Clients.All.SendAsync("friendsListChanged", AllConnectedParticipants);
}
