public async Task OpenDirectMessage(string username)
{
try
{
string uid = UserManagement.GetIdFromUsername(username);
if (uid.Equals(Context.ConnectionId))
{
await Clients.Caller.SendAsync("SameUserError");
return;
}
string groupname = Context.ConnectionId + uid;
string[] v = { Context.ConnectionId, uid };
await Groups.AddToGroupAsync(Context.ConnectionId, groupname);
await Groups.AddToGroupAsync(uid, groupname);
await Clients.Clients(v).SendAsync("UpdateGroups", groupname);
}
catch (UserManagement.UserDoesntExistException e)
{
await Clients.Caller.SendAsync("UserDoesntExistError");
}
}
public async Task SendMessage(string room, string msg)
{
await Clients.Group(room).SendAsync("ReceiveMessage", room, UserManagement.GetUsername(Context.ConnectionId), msg);
}
public override async Task OnDisconnectedAsync(Exception exception)
{
UserManagement.Remove(Context.ConnectionId);
await base.OnDisconnectedAsync(exception);
}
