CF-Codearena

Compete 1v1 with your friend on codeforces in real-time

Live demo: https://cf-codearena.herokuapp.com/

Developed using Node.js, Express, and MongoDB

To show updates in real-time, we have used socket.io

Bootstrapped with Bootstrap

Description

About

1. To use CF-Codearena, you will need to login to Codeforces and then enter with your Codeforces handle.
2. After logging in, you will need to create a new room and then share the room password with your peer with whom you want to compete.
3. A Codeforces problem link will be given according to the ratings of both users. After submitting the solution on Codeforces, press the submit button on Codearena.

Note

• It may not work properly if you try to enter using other's CF-handle.
• If any of the users' in the room disconnects, the room will be closed, and you will need to start again.
• Don't refresh the page after the problem link is given.

Developement

• You need to install Node to start the developement environment. Download Node here: Node
• You need to setup a .env file in the root of the repository. The template for the same is as following:

JWT_key = # your secret key for jwt authentication
MONGOURI = # mongoDB atlas link of your database
SESSION_SECRET = # session secret key

• Run

npm i
npm start