added stock to select list

Author: mofterdinger

srv/src/main/java/my/bookshop/handlers/CatalogServiceHandler.java

@@ -83,6 +83,7 @@ public void beforeReadBooks(CdsReadEventContext context) {
 			@Override
 			public List<CqnSelectListItem> items(List<CqnSelectListItem> items) {
 				items.add(CQL.get("details"));
+				items.add(CQL.get("stock"));
 				return items;
 			}
 		});
@@ -142,7 +143,6 @@ public void afterAddReview(BooksAddReviewContext context) {
 	@After(event = CqnService.EVENT_READ)
 	public void discountBooks(Stream<Books> books) {
 		books.filter(b -> b.getTitle() != null).forEach(b -> {
-			loadStockIfNotSet(b);
 			discountBooksWithMoreThan111Stock(b, featureToggles.isEnabled("discount"));
 		});
 	}
@@ -210,11 +210,4 @@ private void discountBooksWithMoreThan111Stock(Books b, boolean premium) {
 		}
 	}
 
-	private void loadStockIfNotSet(Books b) {
-		if (b.getId() != null && b.getStock() == null) {
-			b.setStock(
-					db.run(Select.from(BOOKS).byId(b.getId()).columns(Books_::stock)).single(Books.class).getStock());
-		}
-	}
-
 }