Next Admin System Express Authentication Server

This Node.js Express server handles user authentication including registration, login, logout, and session validation.

Features

• User Registration
• User Login
• User Logout
• Session Validation

Prerequisites

Before you begin, ensure you have met the following requirements:

• Node.js and npm installed
• MongoDB running locally or remotely (update connection URI accordingly)

Installation

To install the necessary packages, run the following command:

npm install

Configuration

Create a .env file in the root directory and update it with your MongoDB URI and any other configurations such as your secret key for JWT.

• Example .env file:

  PORT=5000
  URI=mongodb://localhost:27017/myauthdb
  SECRET_ACCESS_TOKEN=your_secret_key

Running the Server

To start the server, run:

npm start

The server will start running on http://localhost:5000.

API Endpoints

Register

• URL: /auth/register

• Method: POST

• Body:

  {
    "first_name": "John",
    "last_name": "Doe",
    "email": "johndoe@example.com",
    "password": "password123"
  }

• Success Response: 201 Created +

  {
    "status": "success",
    "data": {
      "first_name": "John",
      "last_name": "Doe",
      "email": "johndoe@example.com"
    },
    "message": "Your account has been successfully created."
  }

• Error Response: 400 Bad Request +

  {
    "error": {
      "status": "failed",
      "message": "It seems you already have an account, please log in instead."
    }
  }

Login

• URL: /auth/login

• Method: POST

• Body:

  {
    "email": "johndoe@example.com",
    "password": "password123"
  }

• Success Response: 200 OK + user data JWT token (set in HTTPOnly cookie) +

  {
    "status": "success",
    "data": {
      "first_name": "John",
      "last_name": "Doe",
      "email": "johndoe@example.com"
    },
    "message": "You have successfully logged in."
  }

• Error Response: 401 Unauthorized +

  {
    "error": {
      "status": "failed",
      "message": "Invalid email or password. Please try again with the correct credentials."
    }
  }

Logout

• URL: /auth/logout
• Method: GET
• Success Response: 200 OK +

  {
    "status": "success",
    "data": {
      "first_name": "John",
      "last_name": "Doe",
      "email": "johndoe@example.com"
    },
    "message": "You have successfully logged in."
  }

• Error Response: 401 Unauthorized (if token is invalid or expired) +

  {
    "error": {
      "status": "failed",
      "message": "Invalid email or password. Please try again with the correct credentials."
    }
  }

Verify Session

• URL: /auth/verify
• Method: GET
• Success Response: 200 OK +

  {
    "status": "success",
    "message": "You are authenticated."
  }

• Error Response: 401 Unauthorized (if token is invalid or expired)

Contributing

• Please read CONTRIBUTING.md for details on our code of conduct and the process for submitting pull requests.

License

• This project is licensed under the MIT License - see the LICENSE.md file for details.