📚 Go RESTful API - Book Management

A simple RESTful API for managing book data using Golang, GORM, MySQL, and Gorilla Mux.

🚀 Features

• ✅ Get all books
• ✅ Get a book by ID
• ✅ Create a new book
• ✅ Update a book by ID
• ✅ Delete a book by ID

🏗️ Tech Stack

• Gorilla Mux v1.8.1 – HTTP router and URL matcher
• Google UUID v1.6.0 – Generate and parse UUIDs
• GORM v1.30.0 – ORM library for Golang
• GORM MySQL Driver v1.5.7 – GORM dialect for MySQL
• Go SQL Driver for MySQL v1.9.2 – Native MySQL driver for Go
• Joho Godotenv v1.5.1 – Load environment variables from .env

⚙️ Project Structure

go-restful-api/
├── config/
│   └── db.go
├── handlers/
│   └── book_handler.go
├── models/
│   └── book.go
├── routes/
│   └── routes.go
├── .env
├── go.mod
├── LICENSE
├── main.go
└── README.md

🛠️ Setup and Run

1. Clone the Repository

git clone https://github.com/fillahalfatih/go-restful-api.git
cd go-restful-api

2. Setup .env

Create a .env file and fill in your database credentials:

DB_USER=root
DB_PASSWORD=
DB_HOST=127.0.0.1
DB_PORT=3306
DB_NAME=db_name

3. Install Dependencies

go mod tidy

4. Run the Server

go run main.go

The server will run at:

http://localhost:8080

📡 API Endpoints

Method	Endpoint	Description
GET	/api/books	Get all books
GET	/api/books/{id}	Get a book by ID
POST	/api/books	Add a new book
PUT	/api/books/{id}	Update a book by ID
DELETE	/api/books/{id}	Delete a book by ID

📝 Sample Request JSON

{
    "id": "a07e28fc-4b4f-4bf8-8fd7-72f9bd1235fc",
    "isbn": "448-1234567890",
    "title": "Book One",
    "year": 2025,
    "author_id": 2,
    "author": {
        "id": 2,
        "first_name": "Grant",
        "last_name": "Gustin"
    }
}

🧾 License

Free to use for learning and personal exploration.