Code checks

defmodule Felt.Channel.ElementHandler do
  def handle_event("create", payload, socket) do
    with :ok <- ensure_map_editable(socket) do
      # Create the element
    end
  end

  def handle_event("update", payload, socket) do
    with :ok <- ensure_map_editable(socket) do
      # Update the element
    end
  end

  def handle_event("delete", payload, socket) do
    with :ok <- ensure_map_editable(socket) do
      # Delete the element
    end
  end

  defp ensure_map_editable(socket) do
    case Felt.Maps.check_map_editable(socket.assigns.map_id, socket.assigns.current_user) do
      :ok -> :ok
      {:error, :unauthorized} -> {:error, "Not enough permissions"}
    end
  end
end