README.md

One Chat Room

A real-time demo application written with Node.js, Vue and Socket.io: one chat room where anyone can post messages.

• Installation
  • Requirements
  • Setup
  • Run in development mode
  • Run in production mode
• Configuration

Installation

Requirements

• Node.js 22+
  • Installation
• MongoDB 8+
  • Installation

Setup

• Clone the repository

• Install dependencies

  cd /path/to/repo
  npm install
  

• Set up environment variables for configuration if needed.

Run in development mode

cd /path/to/application
npm run dev

Run in production mode

cd /path/to/application
npm start

Configuration

The following environment variables can be set to customize the application's behavior:

Variable	Default value	Description
BASE_URL	none	Base URL at which the application is deployed.
DATABASE_URL	mongodb://localhost/one-chat-room	MongoDB connection string.
MONGODB_URI	none	Same as and takes precedence over DATABASE_URL.
MAX_MESSAGE_LENGTH	500	Maximum number of characters allowed in a message.
MAX_MESSAGES	10000	Maximum number of messages the application will store before deleting the oldest ones.
PORT	3000	Port on which to listen to.