Fixed: Book filters on author properties

Fixes #1755

frontend/src/Store/Selectors/createBooksClientSideCollectionSelector.js

@@ -0,0 +1,35 @@
+import _ from 'lodash';
+import { createSelector } from 'reselect';
+import filterCollection from 'Utilities/Array/filterCollection';
+import sortCollection from 'Utilities/Array/sortCollection';
+import createCustomFiltersSelector from './createCustomFiltersSelector';
+
+function createBooksClientSideCollectionSelector(uiSection) {
+  return createSelector(
+    (state) => _.get(state, 'books'),
+    (state) => _.get(state, 'authors'),
+    (state) => _.get(state, uiSection),
+    createCustomFiltersSelector('books', uiSection),
+    (bookState, authorState, uiSectionState = {}, customFilters) => {
+      const state = Object.assign({}, bookState, uiSectionState, { customFilters });
+
+      const books = state.items;
+      for (const book of books) {
+        book.author = authorState.items[authorState.itemMap[book.authorId]];
+      }
+
+      const filtered = filterCollection(books, state);
+      const sorted = sortCollection(filtered, state);
+
+      return {
+        ...bookState,
+        ...uiSectionState,
+        customFilters,
+        items: sorted,
+        totalItems: state.items.length
+      };
+    }
+  );
+}
+
+export default createBooksClientSideCollectionSelector;