Project_22

📝 Project 22 – Blog API with FastAPI & MongoDB

A simple REST API to create and retrieve blog posts using FastAPI and MongoDB.
This project is a beginner-friendly example showing how to use FastAPI with Pydantic models and MongoDB.

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🧰 Tech Stack

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✨ Features

Feature	Description
🏠 Home Route	Health check for API status
✍️ Create Blog	Add new blog post with title, body, and author
📜 Read Blogs	Fetch all blogs from MongoDB
📂 MongoDB Backend	Stores blogs in blogDB.myblog collection

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⚙️ Setup Instructions

1️⃣ Clone the Project

git clone https://github.com/yourusername/blog-api-fastapi.git
cd blog-api-fastapi

2️⃣ Create Virtual Environment

python -m venv venv
source venv/bin/activate   # (Linux/macOS)
venv\Scripts\activate      # (Windows)

3️⃣ Install Dependencies

pip install -r requirements.txt

4️⃣ Setup Environment Variables

Create a .env file in the root directory:

MONGO_URI=mongodb+srv://your_mongo_user:password@cluster-url/

5️⃣ Run the API

uvicorn main:app --reload

Visit: 👉 http://127.0.0.1:8000/docs

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🔹 API Endpoints

Method	Route	Description
GET	/	Check if API is running
POST	/post	Create a new blog post
GET	/blog	Retrieve all blog posts

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🧱 Example JSON Request

POST /post

{
  "title": "My First Blog",
  "body": "This is a simple blog created with FastAPI.",
  "author": "Rakesh"
}

Response:

{
  "status": "66bc8f...12",
  "message": "Data inserted"
}

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🧾 Example Response for /blog

{
  "status": "ok",
  "data": [
    {
      "title": "My First Blog",
      "body": "This is a simple blog created with FastAPI.",
      "author": "Rakesh"
    }
  ]
}

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📄 requirements.txt

fastapi==0.117.1
uvicorn==0.37.0
pymongo==4.15.1
python-dotenv==1.0.1
pydantic==2.11.9

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🧠 Concepts Practiced

• Using Pydantic models for request validation
• Connecting FastAPI to MongoDB Atlas
• Designing basic REST API endpoints
• Managing environment variables securely

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🪄 Future Enhancements

• Add update & delete routes
• Add authentication for admin users
• Integrate front-end or mobile app