SampleNodejsExample

A simple Express.js server that aggregates data from multiple public APIs and provides RESTful endpoints for retrieving combined information.

Features

• Fetches data from three external APIs in parallel:
  • Random cat facts from Cat Fact API
  • Random dog images from Dog CEO API
  • Random jokes from Official Joke API
• Provides a combined data endpoint
• Includes a counter endpoint for metrics tracking

Prerequisites

• Node.js (v14 or higher recommended)
• npm (comes with Node.js)

Installation

1. Clone or download this project

   git clone https://github.com/LuffySama-Dev/SampleNodejsExample.git

2. Install dependencies:

   npm install

Usage

Start the Server

Run the following command to start the server:

node index.js

The server will start on http://localhost:5555 by default (or the port specified in the PORT environment variable).

Available Endpoints

GET /data

Returns combined data from all three external APIs.

Example Request:

curl http://localhost:5555/data

Example Response:

{
	"catFact": "Cats have 32 muscles in each ear.",
	"dogImage": "https://images.dog.ceo/breeds/hound-afghan/n02088094_1003.jpg",
	"joke": "Why did the scarecrow win an award? - Because he was outstanding in his field!"
}

GET /addCount

Increments a counter for metrics tracking.

Example Request:

curl http://localhost:5555/addCount

Example Response:

{
	"method": "GET",
	"message": "Increased count by 1."
}

Environment Variables

• PORT - Server port (default: 5555)

To use a custom port:

PORT=3000 node index.js

Dependencies

• express (^5.2.0) - Web framework for Node.js
• axios (^1.13.2) - Promise-based HTTP client

Error Handling

If any of the external APIs fail to respond, the /data endpoint will return:

{
	"error": "Failed to fetch data from APIs"
}

License

This project is open source and available under the MIT License.