add and delete tags to/from containers

lib/cannery_web/live/container_live/show.ex

@@ -4,9 +4,11 @@ defmodule CanneryWeb.ContainerLive.Show do
   """
 
   use CanneryWeb, :live_view
-  import CanneryWeb.Components.AmmoGroupCard
-  alias Cannery.{Containers, Repo}
+  import CanneryWeb.Components.{AmmoGroupCard, TagCard}
+  alias Cannery.{Containers, Repo, Tags}
+  alias CanneryWeb.Endpoint
   alias Ecto.Changeset
+  alias Phoenix.LiveView.Socket
 
   @impl true
   def mount(_params, session, socket) do
@@ -19,19 +21,39 @@ defmodule CanneryWeb.ContainerLive.Show do
         _,
         %{assigns: %{current_user: current_user, live_action: live_action}} = socket
       ) do
+    {:noreply,
+     socket |> assign(page_title: page_title(live_action)) |> render_container(id, current_user)}
+  end
+
+  @impl true
+  def handle_event(
+        "delete_tag",
+        %{"tag-id" => tag_id},
+        %{assigns: %{container: container, current_user: current_user}} = socket
+      ) do
     socket =
-      socket
-      |> assign(
-        page_title: page_title(live_action),
-        container: Containers.get_container!(id, current_user) |> Repo.preload(:ammo_groups)
-      )
+      case Tags.get_tag(tag_id, current_user) do
+        {:ok, tag} ->
+          _count = Containers.remove_tag!(container, tag, current_user)
+
+          prompt =
+            dgettext("prompts", "%{tag_name} has been removed from %{container_name}",
+              tag_name: tag.name,
+              container_name: container.name
+            )
+
+          socket |> put_flash(:info, prompt) |> render_container(container.id, current_user)
+
+        {:error, error_string} ->
+          socket |> put_flash(:error, error_string)
+      end
 
     {:noreply, socket}
   end
 
   @impl true
   def handle_event(
-        "delete",
+        "delete_container",
         _,
         %{assigns: %{container: container, current_user: current_user}} = socket
       ) do
@@ -65,4 +87,14 @@ defmodule CanneryWeb.ContainerLive.Show do
 
   defp page_title(:show), do: gettext("Show Container")
   defp page_title(:edit), do: gettext("Edit Container")
+  defp page_title(:add_tag), do: gettext("Add Tag to Container")
+
+  @spec render_container(Socket.t(), Container.id(), User.t()) :: Socket.t()
+  defp render_container(socket, id, current_user) do
+    container =
+      Containers.get_container!(id, current_user)
+      |> Repo.preload([:ammo_groups, :tags], force: true)
+
+    socket |> assign(container: container)
+  end
 end