feat: filter by category/location on click

- add filtering by storage location

lib/components_elixir/inventory.ex

@@ -224,6 +224,27 @@ defmodule ComponentsElixir.Inventory do
 
   def get_category_and_descendant_ids(_), do: []
 
+  @doc """
+  Gets all storage location IDs that are descendants of the given storage location ID, including the location itself.
+  This is used for filtering components by storage location and all its sub-locations.
+  Returns an empty list if the storage location doesn't exist.
+
+  Note: This implementation loads all storage locations into memory for traversal, which is efficient
+  for typical storage location tree sizes (hundreds of locations). For very large storage location trees,
+  a recursive CTE query could be used instead.
+  """
+  def get_storage_location_and_descendant_ids(storage_location_id) when is_integer(storage_location_id) do
+    storage_locations = list_storage_locations()
+
+    # Verify the storage location exists before getting descendants
+    case Enum.find(storage_locations, &(&1.id == storage_location_id)) do
+      nil -> []
+      _storage_location -> ComponentsElixir.Inventory.Hierarchical.descendant_ids(storage_locations, storage_location_id, &(&1.parent_id))
+    end
+  end
+
+  def get_storage_location_and_descendant_ids(_), do: []
+
   ## Components
 
   @doc """
@@ -245,7 +266,9 @@ defmodule ComponentsElixir.Inventory do
         where(query, [c], c.category_id in ^category_ids)
 
       {:storage_location_id, storage_location_id}, query when not is_nil(storage_location_id) ->
-        where(query, [c], c.storage_location_id == ^storage_location_id)
+        # Get the storage location and all its descendant storage location IDs
+        storage_location_ids = get_storage_location_and_descendant_ids(storage_location_id)
+        where(query, [c], c.storage_location_id in ^storage_location_ids)
 
       {:search, search_term}, query when is_binary(search_term) and search_term != "" ->
         search_pattern = "%#{search_term}%"