Little Lemon Menu API

A simple REST API for managing restaurant menu items and categories, built with Django REST Framework.

Features

• RESTful API endpoints
• View all menu items
• Add a new menu item
• View all categories
• Add a new category
• Category and menu item relationship
• Pagination
• Ordering by price and inventory
• Search by category
• Data validation with serializers
• JSON and XML response formats
• Browsable API interface
• Token authentication with Djoser
• User registration and login
• Manager group management
• Delivery crew group management
• Cart API
• Orders API
• Automatic cart price calculation
• Order assignment and delivery status updates

Tech Stack

• Python
• Django
• Django REST Framework
• djangorestframework-xml
• SQLite
• Djoser
• Token Authentication

API Endpoints

Method	Endpoint	Description
POST	/auth/users/	Register a new user
POST	/auth/token/login/	Login and get token
POST	/auth/token/logout/	Logout user
GET	/api/groups/manager/users/	View manager users
POST	/api/groups/manager/users/	Add user to Manager group
GET	/api/groups/delivery-crew/users/	View delivery crew users
POST	/api/groups/delivery-crew/users/	Add user to Delivery crew group
GET	/api/cart/menu-items/	View current user's cart
POST	/api/cart/menu-items/	Add item to cart
DELETE	/api/cart/menu-items/	Clear cart
GET	/api/orders/	View orders
POST	/api/orders/	Create order
GET	/api/orders/{id}/	View single order
PATCH	/api/orders/{id}/	Update order status or assign delivery crew

---

Query Options

Pagination

Menu items are paginated.

Example:

/api/menu-items/?page=2

Ordering

You can order menu items by price or inventory.

/api/menu-items/?ordering=price
/api/menu-items/?ordering=-price
/api/menu-items/?ordering=inventory
/api/menu-items/?ordering=-inventory

Search

You can search menu items by category title.

/api/menu-items/?search=Desserts

---

Validation Rules

• price must be at least 2
• inventory must be at least 0

---

Example Category

{
  "slug": "desserts",
  "title": "Desserts"
}

---

Example Menu Item

{
  "title": "Grilled Fish",
  "price": "8.50",
  "inventory": 20,
  "category_id": 3
}

---

Example Response

{
  "id": 1,
  "title": "Grilled Fish",
  "price": "8.50",
  "inventory": 20,
  "category": {
    "id": 3,
    "title": "Appetizers"
  }
}

---

Cart Example

Request

{
  "menuitem": 1,
  "quantity": 2
}

## Example Response

```json
{
  "id": 1,
  "user": 1,
  "menuitem": 1,
  "quantity": 2,
  "unit_price": "6.00",
  "price": "12.00"
}