public override async Task OnConnectedAsync()
{
var isOnline = await tracker.UserConnected(Context.User.GetUsername(), Context.ConnectionId); //when user connect we update tracker
if (isOnline)
{
await Clients.Others.SendAsync("UserIsOnline", Context.User.GetUsername());
}
var currentUsers = await tracker.GetOnlineUsers();
await Clients.Caller.SendAsync("GetOnlineUsers", currentUsers); //we send updated list of current users to everyone that is connected
}
public override async Task OnConnectedAsync()
{
var isOnline = await _tracker.UserConnected(Context.User.Getusername(), Context.ConnectionId);
if (isOnline)
{
await Clients.Others.SendAsync("UserIsOnline", Context.User.Getusername());
}
var currentUsers = await _tracker.GetOnlineUsers();
await Clients.Caller.SendAsync("GetOnlineUsers", currentUsers);
}
// SignalR or WebSocket cannot send authentication header
// what can be use is query string which is gonna be config in IdentityServiceExtensions class
public override async Task OnConnectedAsync()
{
var isOnline = await tracker.UserConnected(Context.User.GetUsername(), Context.ConnectionId);
if (isOnline)
{
// Send new online username to other user
await Clients.Others.SendAsync("UserIsOnline", Context.User.GetUsername());
}
var currentUsers = await tracker.GetOnlineUsers();
// Send a list of all connected users to user that just connect to hub
await Clients.Caller.SendAsync("GetOnlineUsers", currentUsers);
}