web client v1.0 (production)

src/components/Output/DishList.js

@@ -8,6 +8,8 @@ function extractCategories(dishes) {
   if (typeof dishes !== "undefined" && dishes.length > 0) {
     dishes.map((dish) => categories.add(dish.category));
     return Array.from(categories);
+  } else {
+    return [];
   }
 }
 
@@ -36,5 +38,10 @@ export default function DishList(props) {
     );
   });
 
-  return <div className="dishlist-container">{categories}</div>;
+  return (
+    <div className="dishlist-container">
+      {categories}
+      {categoriesArray.length === 0 && <h2>Menu jest puste :(</h2>}
+    </div>
+  );
 }