RestaurantGraphQL API

The RestaurantGraphQL API is a GraphQL-based API designed to handle multiple restaurants in a shop store. It provides various features such as searching for restaurants in a city, finding the nearest restaurant, retrieving a list of foods offered by a restaurant, and more.

Features

The RestaurantGraphQL API offers the following features:

• Search in a city: Users can search for restaurants in a specific city by providing the city name as a parameter.
• Distance calculation: The API can calculate the distance between a given location and all the restaurants, enabling users to find the nearest restaurant.
• Retrieve restaurant details: Users can retrieve detailed information about a specific restaurant, including its name, address, contact details, opening hours, and more.
• Get a list of foods: The API allows users to fetch a list of foods offered by a restaurant, including their names, descriptions, prices, and any other relevant details.
• Filtering: Users can apply various filters while searching for restaurants, such as cuisine type, price range, ratings, and more.

GraphQL Demo

Available Queries

The following queries are available in the API:

• restaurants(query: SearchRestaurantsInput!): Returns a list of restaurants based on the provided search query.
• restaurant(id: ID!): Returns detailed information about a specific restaurant.
• food(id: ID!): Returns detailed information about a specific food item.
• foods(restaurantId: ID!, pagination: Pagination!): Returns a list of food items offered by a specific restaurant.
• reviews(restaurantId: ID!, pagination: Pagination!): Returns a list of reviews for a specific restaurant.
• user: Returns information about the currently authenticated user.
• getAllUsers: Returns a list of all users (requires superadmin role).

Available Mutations

The following mutations are available in the API:

• register(input: RegisterUserInput!): Registers a new user with the provided information.
• login(input: LoginUserInput!): Logs in an existing user with the provided information.
• createRestaurant(input: CreateRestaurantInput!): Creates a new restaurant (requires admin or superadmin role).
• updateRestaurant(input: UpdateRestaurantInput!): Updates an existing restaurant (requires admin or superadmin role).
• deleteRestaurant(id: String!): Deletes an existing restaurant (requires admin or superadmin role).
• createFood(input: CreateFoodInput!): Creates a new food item for a specific restaurant (requires admin or superadmin role).
• updateFood(input: UpdateFoodInput!): Updates an existing food item (requires admin or superadmin role).
• deleteFood(id: String!): Deletes an existing food item (requires admin or superadmin role).
• createReview(input: CreateReviewInput!): Creates a new review for a specific restaurant.

Usage

Clone the repo

Clone this repositoryto get the source code:

git clone https://github.com/basemax/RestaurantGraphqlApi

Install dependencies

Run npm install to install Node dependencies:

npm install

Create admin account

Run the following command to create a superuser account:

npx nest start --entryFile create-admin.js

It will prompt you for an email, password, and name to create the superuser account.

Run in development

Run the app using Docker Compose:

sudo docker-compose -f docker-compose.dev.yml up

This will start the app in development mode, with hot reloading enabled.

The GraphQL playground will be available at http://localhost:3000/graphql

Examples

Here are some examples of queries and mutations that can be executed using the RestaurantGraphQL API:

Query for restaurants in a specific city

query {
  restaurants(query: {city: "New York"}) {
    id
    name
    location {
      latitude
      longitude
    }
    address
    rating
    cuisine
  }
}

Query for a specific restaurant and its details

query {
  restaurant(id: "12345") {
    id
    name
    location {
      latitude
      longitude
    }
    address
    rating
    cuisine
    contact {
      email
      phone
    }
    openingHours {
      day
      hours
    }
  }
}

Query for a list of foods offered by a restaurant

query {
  foods(restaurantId: "12345", pagination: {limit: 10, skip: 0}) {
    id
    name
    description
    price
  }
}

Mutation to create a new restaurant

mutation {
  createRestaurant(input: {
    name: "New Restaurant",
    location: {latitude: 51.5074, longitude: 0.1278},
    address: "123 Main Street",
    rating: 4.5,
    cuisine: "Italian",
    contact: {email: "info@newrestaurant.com", phone: "123-456-7890    "},
    openingHours: [
      {day: Monday, hours: "10:00-22:00"},
      {day: Tuesday, hours: "10:00-22:00"},
      {day: Wednesday, hours: "10:00-22:00"},
      {day: Thursday, hours: "10:00-22:00"},
      {day: Friday, hours: "10:00-23:00"},
      {day: Saturday, hours: "11:00-23:00"},
      {day: Sunday, hours: "11:00-22:00"}
    ]
  }) {
    id
    name
    location {
      latitude
      longitude
    }
    address
    rating
    cuisine
  }
}

Mutation to update an existing restaurant

mutation {
  updateRestaurant(input: {
    id: "12345",
    name: "Updated Restaurant Name",
    rating: 4.8
  }) {
    id
    name
    rating
  }
}

Mutation to delete a food item

mutation {
  deleteFood(id: "12345")
}

API Documentation

This API uses GraphQL to provide data about restaurants and their menus.

Queries

Restaurant queries

• restaurants(query: SearchRestaurantsInput) - Returns all restaurants matching the search parameters. You can search by:

  • name
  • city
  • cuisine
  • minPrice
  • maxPrice
  • nearBy { radius, latitude, longitude }

• restaurant(id: ID!) - Returns a single restaurant object by ID.

• distance(location: LocationInput!) - Returns the distance between a given location and the restaurant.

Food menu queries

• food(id: ID!) - Returns a single food item by ID.

• foods(restaurantId: ID!, pagination: Pagination) - Returns all food items for a restaurant, with pagination. Pagination parameters are:

  • limit
  • skip

Review queries

• reviews(restaurantId: ID!, pagination: Pagination) - Returns all reviews for a restaurant, paginated.

• user - Returns the current authenticated user object.

Mutations

Restaurant mutations

• createRestaurant(input: CreateRestaurantInput!) - Creates a new restaurant. Input fields are:

  • name
  • location { latitude, longitude }
  • address
  • rating
  • cuisine
  • contact { email, phone }
  • openingHours [ { day, hours } ]

• updateRestaurant(input: UpdateRestaurantInput!) - Updates an existing restaurant. Requires the id field.

• deleteRestaurant(id: String!) - Requires admin role.

Food menu mutations

• createFood(input: CreateFoodInput!) - Requires admin role. Input fields are:

  • name
  • description
  • price
  • restaurantId

• updateFood(input: UpdateFoodInput!) - Requires admin role.

• deleteFood(id: String!) - Requires admin role.

Review mutations

• createReview(input: CreateReviewInput!) - Requires authentication. Input fields are:
  • restaurantId
  • rating
  • comment

User mutations

• changeRole(newRole: Role!, userId: String!) - Requires superadmin role. Changes a user's role.

Let me know if you have any other questions about the API! I can expand on any part in more detail.

Security

Roles:

• user - Basic access
• admin - Manage restaurants and menu
• superadmin - Manage all users and roles

Authentication uses JWT tokens.

Contributing

If you encounter any issues or have suggestions for improvements, please submit an issue or a pull request to the GitHub repository.

License

The RestaurantGraphQL API is open-source and released under the GPL-V3.0 License. Feel free to use, modify, and distribute the code as per the terms of the license.

Copyright 2023, Max Base