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Made modifications by us of the easy.js Template.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,118 +1,59 @@ | ||
| // Sample menu data (Consider fetching this data from a server in a real-world scenario) | ||
| const menu = { | ||
| Starters: ["Garlic Bread", "Bruschetta"], | ||
| MainCourses: ["Margherita Pizza", "Spaghetti Carbonara"], | ||
| Desserts: ["Tiramisu", "Cheesecake"] | ||
| }; | ||
|
|
||
| //function to display menu items by category | ||
| function displayMenuItems(menu) { | ||
| // Get the menu container element from the HTML | ||
| const menuContainer = document.querySelector('.menu'); | ||
|
|
||
| // Loop through each category and its items in the menu object | ||
| for (const category in menu) { | ||
| // Create an element to represent the category | ||
| const categoryElement = document.createElement('h2'); | ||
| // Set the text content of the category element to the category name | ||
| categoryElement.textContent = category; | ||
| // Append the category element to the menu container | ||
| menuContainer.appendChild(categoryElement); | ||
|
|
||
| // Create an element to represent a list of items | ||
| const itemList = document.createElement('ul'); | ||
|
|
||
| // Loop through the items in the category and create list items | ||
| menu[category].forEach(item => { | ||
| // Create a list item element | ||
| const listItem = document.createElement('li'); | ||
| // Set the text content of the list item element to the item name | ||
| const menuContainer = document.getElementById("menu"); | ||
| menuContainer.innerHTML = ""; | ||
|
|
||
| for (const [category, items] of Object.entries(menu)) { | ||
| const categoryElement = document.createElement("h2"); | ||
| categoryElement.textContent = category; | ||
| menuContainer.appendChild(categoryElement); | ||
| const listElement = document.createElement("ul"); | ||
|
|
||
| items.forEach(item => { | ||
| const listItem = document.createElement("li"); | ||
| listItem.textContent = item; | ||
|
|
||
| // Attach a click event listener to the list item to add it to the order | ||
| listItem.addEventListener('click', () => { | ||
| addToOrder(item, getPrice(item)); | ||
| addToOrder(item); | ||
| }); | ||
|
|
||
| // Append the list item to the list of items | ||
| itemList.appendChild(listItem); | ||
| listElement.appendChild(listItem); | ||
| }); | ||
| menuContainer.appendChild(listElement); | ||
| } | ||
| }; | ||
| function addToOrder(itemName) { | ||
| console.log(`${itemName} added to the order.`); | ||
|
|
||
| // Append the list of items to the menu container | ||
| menuContainer.appendChild(itemList); | ||
| } | ||
| } | ||
|
|
||
| // Function to get the price of an item (for simplicity, hardcoded here) | ||
| function getPrice(item) { | ||
| const prices = { | ||
| "Garlic Bread": 25, | ||
| "Bruschetta": 30, | ||
| "Margherita Pizza": 80, | ||
| "Spaghetti Carbonara": 90, | ||
| "Tiramisu": 40, | ||
| "Cheesecake": 50 | ||
| }; | ||
| return prices[item]; | ||
| } | ||
|
|
||
| // Function to add an item to the order and update the total | ||
| function addToOrder(item, price) { | ||
| const orderList = document.getElementById('order-list'); | ||
| const totalAmount = document.getElementById('total-amount'); | ||
|
|
||
| // Add item to order list | ||
| const listItem = document.createElement('li'); | ||
| listItem.textContent = `${item} - R${price.toFixed(2)}`; | ||
| orderList.appendChild(listItem); | ||
|
|
||
| // Update total | ||
| total += price; | ||
| totalAmount.textContent = total.toFixed(2); | ||
| } | ||
|
|
||
| // Initialize menu display | ||
| displayMenuItems(menu); | ||
|
|
||
| let total = 0; | ||
|
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|
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||
|
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||
|
|
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| function addToOrder(itemName, itemPrice) { | ||
| // Get the order items list and the order total element from the HTML | ||
| const orderItemsList = document.getElementById('orderItems'); // Assuming an element with ID 'orderItems' | ||
| const orderTotalElement = document.getElementById('orderTotal'); // Assuming an element with ID 'orderTotal' | ||
|
|
||
| // Create a list item for the order | ||
| const listItem = document.createElement('li'); | ||
| const orderItemsList = document.getElementById("order-items"); | ||
| const orderTotalElement = document.getElementById("order-total"); | ||
|
|
||
| // Set the text content of the list item to the item name | ||
| listItem.textContent = `${itemName} - $${itemPrice.toFixed(2)}`; | ||
| const listItem = document.createElement("li"); | ||
| listItem.textContent = itemName; | ||
|
|
||
| // Append the list item to the order items list | ||
| orderItemsList.appendChild(listItem); | ||
|
|
||
| // Calculate and update the total price | ||
| let currentTotal = parseFloat(orderTotalElement.textContent.replace('Total: $', '')); | ||
| const itemPrices = { | ||
| "Garlic Bread": 50, | ||
| "Bruschetta": 30, | ||
| "Margherita Pizza": 100, | ||
| "Spaghetti Carbonara": 80, | ||
| "Tiramisu": 55, | ||
| "Cheesecake": 45 | ||
| }; | ||
| const itemPrice = itemPrices[itemName] || 0; | ||
|
|
||
| let currentTotal = parseFloat(orderTotalElement.textContent.replace('Total: R', '')) || 0; | ||
| currentTotal += itemPrice; | ||
|
|
||
| // Update the text content of the order total element with the new total | ||
| orderTotalElement.textContent = `Total: $${currentTotal.toFixed(2)}`; | ||
| orderTotalElement.textContent = `Total: R${currentTotal.toFixed(2)}`; | ||
| } | ||
| function initMenuSystem(menu) { | ||
|
|
||
| // Function to display menu items and initialize event listeners | ||
| function displayMenuItems(menu) { | ||
| const menuElement = document.getElementById('menu'); // Assuming an element with ID 'menu' | ||
|
|
||
| menu.forEach(item => { | ||
| const menuItem = document.createElement('div'); | ||
| menuItem.textContent = `${item.name} - $${item.price.toFixed(2)}`; | ||
|
|
||
| // Add an event listener to add the item to the order when clicked | ||
| menuItem.addEventListener('click', () => addToOrder(item.name, item.price)); | ||
|
|
||
| // Append the menu item to the menu element | ||
| menuElement.appendChild(menuItem); | ||
| }); | ||
| } | ||
| displayMenuItems(menu); | ||
| } | ||
| initMenuSystem(menu); |