02_advanced/projekte/js-advanced-javascript-cafe-template/index.js

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+'use strict';
+
+const menu = [
+  {
+    category: 'Beverages',
+    items: [
+      { name: 'Coffee', price: 3.5 },
+      { name: 'Tea', price: 2.5 },
+      { name: 'Juice', price: 4 },
+    ],
+  },
+  {
+    category: 'Pastries',
+    items: [
+      { name: 'Croissant', price: 2.75 },
+      { name: 'Muffin', price: 2.5 },
+      { name: 'Bagel', price: 2.25 },
+    ],
+  },
+  {
+    category: 'Sandwiches',
+    items: [
+      { name: 'Ham Sandwich', price: 5.5 },
+      { name: 'Veggie Sandwich', price: 5 },
+      { name: 'Turkey Sandwich', price: 6 },
+    ],
+  },
+];
+
+// ADD YOUR CODE BELOW
+const listMenuItems = (menu) => {};
+
+const calculateAveragePrice = (menu) => {};
+
+const findItemsByCategory = (menu, categoryName) => {};
+
+// ===== TEST CASES (DO NOT MODIFY) =====
+
+// 1. List All Menu Items
+const menuItems = listMenuItems(menu);
+console.log('All Menu Items:\n', menuItems);
+
+// 2. Calculate Average Price
+const averagePrice = calculateAveragePrice(menu);
+console.log('Average Price of All Items:', averagePrice);
+
+// 3. Find Items by Category
+const searchCategory = 'Pastries';
+const pastries = findItemsByCategory(menu, searchCategory);
+console.log(`Items in "${searchCategory}" \nItems:`, pastries);
+
+/*
+===== EXPECTED OUTPUT =====
+
+All Menu Items:
+[
+  'Coffee',
+  'Tea',
+  'Juice',
+  'Croissant',
+  'Muffin',
+  'Bagel',
+  'Ham Sandwich',
+  'Veggie Sandwich',
+  'Turkey Sandwich'
+]
+
+Average Price of All Items: 3.78
+
+Items in "Pastries" 
+Items: [
+  { name: 'Croissant', price: 2.75 },
+  { name: 'Muffin', price: 2.5 },
+  { name: 'Bagel', price: 2.25 }
+]
+*/