Simple Blog API

A simple RESTful blog API built with Go featuring CRUD operations for blog posts.

Features

• Create blog posts
• Read all posts or individual posts
• Update existing posts
• Delete posts
• Thread-safe in-memory storage
• JSON API responses

Installation

1. Make sure you have Go installed (1.21 or later)
2. Install dependencies:

go mod download

Running the Application

go run main.go

The server will start on http://localhost:8080

API Endpoints

Create a Post

POST /posts
Content-Type: application/json

{
  "title": "My First Post",
  "content": "This is the content of my first blog post.",
  "author": "John Doe"
}

Get All Posts

GET /posts

Get a Specific Post

GET /posts/{id}

Update a Post

PUT /posts/{id}
Content-Type: application/json

{
  "title": "Updated Title",
  "content": "Updated content",
  "author": "John Doe"
}

Delete a Post

DELETE /posts/{id}

Example Usage with cURL

Create a post:

curl -X POST http://localhost:8080/posts \
  -H "Content-Type: application/json" \
  -d '{"title":"Hello World","content":"This is my first post","author":"Jane"}'

Get all posts:

curl http://localhost:8080/posts

Get a specific post:

curl http://localhost:8080/posts/1

Update a post:

curl -X PUT http://localhost:8080/posts/1 \
  -H "Content-Type: application/json" \
  -d '{"title":"Updated Post","content":"Updated content","author":"Jane"}'

Delete a post:

curl -X DELETE http://localhost:8080/posts/1

Data Structure

Each blog post contains:

• id - Auto-generated unique identifier
• title - Post title
• content - Post content
• author - Post author
• created_at - Timestamp when post was created
• updated_at - Timestamp when post was last updated

Notes

• Data is stored in memory and will be lost when the server stops
• The application uses gorilla/mux for routing
• Thread-safe operations using mutex locks