fix issue with canceled work uploads coming back (#802)

Fixes: #416

They needed to be canceled, not just removed from the list.

Author: zkat

lib/banchan_web/live/work_live/components/work_uploads/work_uploads.ex

@@ -81,10 +81,18 @@ defmodule BanchanWeb.WorkLive.Components.WorkUploads do
 
   def handle_event("remove_upload", params, socket) do
     {idx, ""} = params["idx"] |> Integer.parse()
+    to_remove = Enum.at(socket.assigns.work_uploads, idx)
     new_uploads = List.delete_at(socket.assigns.work_uploads, idx)
-
     notify_changed(new_uploads, socket)
 
+    case to_remove do
+      {:live, entry} ->
+        notify_canceled(entry.ref, socket)
+
+      _ ->
+        nil
+    end
+
     {:noreply, socket}
   end
 
@@ -100,6 +108,14 @@ defmodule BanchanWeb.WorkLive.Components.WorkUploads do
     nil
   end
 
+  defp notify_canceled(_, %{assigns: %{send_updates_to: nil}}) do
+    nil
+  end
+
+  defp notify_canceled(ref, %{assigns: %{id: id, send_updates_to: pid}}) do
+    send(pid, {:canceled_upload, id, ref})
+  end
+
   def render(assigns) do
     ~F"""
     <bc-work-uploads id={@id} class={@class} :hook="SortableHook">

lib/banchan_web/live/work_live/work.ex

@@ -311,6 +311,10 @@ defmodule BanchanWeb.WorkLive.Work do
     end
   end
 
+  def handle_info({:canceled_upload, _, ref}, socket) do
+    {:noreply, cancel_upload(socket, :uploads, ref)}
+  end
+
   def handle_info({:updated_uploads, _, uploads}, socket) do
     uploads_param =
       uploads