gistfile1.txt

defmodule Felt.Channels.MapChannel do
  use ChannelHandler.Router

  def join(_topic, _payload, socket) do
    {:ok, socket}
  end

  router do
    plug &Plugs.ensure_authenticated/4

    scope "elements:" do
      plug &Plugs.ensure_map_editable/4
      plug &Plugs.check_feature_flag/4, :element_imports

      event "create", Felt.Channels.ElementHandler, :create
      event "update", Felt.Channels.ElementHandler, :update
      event "delete", Felt.Channels.ElementHandler, :delete
    end

    delegate "layer:", Felt.Channels.LayerHandler
    delegate "sync:", Felt.Channels.SyncHandler

    # Catch all clause
    handle "", fn _payload, _context, socket ->
      {:reply, {:error, "Unknown message format"}, socket}
    end 
  end
end