Use a more scoped changeset on teams hub update (#2328)

lib/livebook/hubs/team.ex

@@ -56,6 +56,8 @@ defmodule Livebook.Hubs.Team do
     hub_emoji
   )a
 
+  @editable_fields ~w(hub_emoji)a
+
   @doc """
   Initializes a new Team hub.
   """
@@ -71,21 +73,19 @@ defmodule Livebook.Hubs.Team do
     }
   end
 
-  @doc """
-  Returns an `%Ecto.Changeset{}` for tracking hub changes.
-  """
-  @spec change_hub(t(), map()) :: Ecto.Changeset.t()
-  def change_hub(%__MODULE__{} = team, attrs \\ %{}) do
-    changeset(team, attrs)
-  end
-
-  defp changeset(team, attrs) do
+  def creation_changeset(team, attrs) do
     team
     |> cast(attrs, @fields)
     |> validate_required(@fields)
     |> add_id()
   end
 
+  def update_changeset(team, attrs) do
+    team
+    |> cast(attrs, @editable_fields)
+    |> validate_required(@editable_fields)
+  end
+
   defp add_id(changeset) do
     if name = get_field(changeset, :hub_name) do
       change(changeset, %{id: "team-#{name}"})

lib/livebook/teams.ex

@@ -187,6 +187,14 @@ defmodule Livebook.Teams do
     end
   end
 
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking hub changes.
+  """
+  @spec change_hub(Team.t(), map()) :: Ecto.Changeset.t()
+  def change_hub(%Team{} = team, attrs \\ %{}) do
+    Team.update_changeset(team, attrs)
+  end
+
   @doc """
   Creates a Hub.
 
@@ -194,7 +202,7 @@ defmodule Livebook.Teams do
   """
   @spec create_hub!(map()) :: Team.t()
   def create_hub!(attrs) do
-    changeset = Team.change_hub(Team.new(), attrs)
+    changeset = Team.creation_changeset(Team.new(), attrs)
     team = apply_action!(changeset, :insert)
 
     Hubs.save_hub(team)
@@ -208,7 +216,7 @@ defmodule Livebook.Teams do
   """
   @spec update_hub(Team.t(), map()) :: {:ok, Team.t()} | {:error, Ecto.Changeset.t()}
   def update_hub(%Team{} = team, attrs) do
-    changeset = Team.change_hub(team, attrs)
+    changeset = Team.update_changeset(team, attrs)
     id = get_field(changeset, :id)
 
     if Hubs.hub_exists?(id) do

lib/livebook_web/live/hub/edit/team_component.ex

@@ -2,7 +2,7 @@ defmodule LivebookWeb.Hub.Edit.TeamComponent do
   use LivebookWeb, :live_component
 
   alias Livebook.Hubs
-  alias Livebook.Hubs.{Provider, Team}
+  alias Livebook.Hubs.Provider
   alias Livebook.Teams
   alias LivebookWeb.LayoutHelpers
   alias LivebookWeb.NotFoundError
@@ -10,7 +10,7 @@ defmodule LivebookWeb.Hub.Edit.TeamComponent do
   @impl true
   def update(assigns, socket) do
     socket = assign(socket, assigns)
-    changeset = Team.change_hub(assigns.hub)
+    changeset = Teams.change_hub(assigns.hub)
     show_key? = assigns.params["show-key"] == "true"
     secrets = Hubs.get_secrets(assigns.hub)
     file_systems = Hubs.get_file_systems(assigns.hub, hub_only: true)
@@ -387,7 +387,7 @@ defmodule LivebookWeb.Hub.Edit.TeamComponent do
   def handle_event("validate", %{"team" => attrs}, socket) do
     changeset =
       socket.assigns.hub
-      |> Team.change_hub(attrs)
+      |> Teams.change_hub(attrs)
       |> Map.replace!(:action, :validate)
 
     {:noreply, assign_form(socket, changeset)}