Add the search by bids for Book Index LiveView.

lib/decentralised_book_index/metadata/book.ex

@@ -180,6 +180,15 @@ defmodule DecentralisedBookIndex.Metadata.Book do
       pagination offset?: true, default_limit: 10
     end
 
+    read :search_by_bid do
+      argument :type, :string, allow_nil?: false
+      argument :bid, :string, allow_nil?: false
+
+      filter expr(exists(bids, type == ^arg(:type) and contains(bid, ^arg(:bid))))
+
+      pagination offset?: true, default_limit: 10
+    end
+
     update :update do
       primary? true
       require_atomic? false

lib/decentralised_book_index_web/live/book_live/index.ex

@@ -106,9 +106,11 @@ defmodule DecentralisedBookIndexWeb.BookLive.Index do
     search_mode = Map.get(params, "search_mode", "title") |> validate_search_mode()
     page_params = AshPhoenix.LiveView.page_from_params(params, 10)
 
-    page = Metadata.search_book!(
+    page = search(
+      search_mode,
       search_query,
-      page: page_params ++ [count: true],
+      page_params,
+      sort_by: sort_by,
       actor: socket.assigns[:current_user]
     )
 
@@ -207,7 +209,7 @@ defmodule DecentralisedBookIndexWeb.BookLive.Index do
   end
 
   def validate_search_mode(key) do
-    valid_keys = Enum.map(sort_options(), &elem(&1, 1))
+    valid_keys = Enum.map(search_mode_options(), &elem(&1, 1))
 
     if key in valid_keys do
       key
@@ -224,4 +226,28 @@ defmodule DecentralisedBookIndexWeb.BookLive.Index do
 
     {:noreply, push_patch(socket, to: ~p"/books?#{params}")}
   end
+
+  def search(search_mode, search_query, page_params, opts \\ []) do
+    sort_by = Keyword.get(opts, :sort_by, nil)
+    actor   = Keyword.get(opts, :actor, nil)
+
+    case search_mode do
+      "title" ->
+        Metadata.search_book!(
+          search_query,
+          query: [sort_input: sort_by],
+          page: page_params ++ [count: true],
+          actor: actor
+        )
+
+      type ->
+        Metadata.search_book_by_bid!(
+          type,
+          search_query,
+          query: [sort_input: sort_by],
+          page: page_params ++ [count: true],
+          actor: actor
+        )
+    end
+  end
 end