defmodule CanneryWeb.UserSocket do use Phoenix.Socket ## Channels # channel "room:*", CanneryWeb.RoomChannel # Socket params are passed from the client and can # be used to verify and authenticate a user. After # verification, you can put default assigns into # the socket that will be set for all channels, ie # # {:ok, socket |> assign(:user_id, verified_user_id)} # # To deny connection, return `:error`. # # See `Phoenix.Token` documentation for examples in # performing token verification on connect. @impl true def connect(_params, socket, _connect_info) do {:ok, socket} end # Socket id's are topics that allow you to identify all sockets for a given user: # # def id(socket), do: "user_socket:#{socket.assigns.user_id}" # # Would allow you to broadcast a "disconnect" event and terminate # all active sockets and channels for a given user: # # CanneryWeb.Endpoint.broadcast("user_socket:#{user.id}", "disconnect", %{}) # # Returning `nil` makes this socket anonymous. @impl true def id(_socket), do: nil end