This project has two parts:

• Server
• Client

Server

This is a back-end with expressjs [https://expressjs.com/] and graphql. We use MongoDB as database with three collections:

• Users
• Chats
• Messages

Server is running on port: 5050

Client

The front-side with reactjs, typescript, graphql, apolloclient, etc...

Run back-end:

• $ cd server
• $ npm install
• $ cd src
• $ node server.js
• open your browser and enter the following url http://localhost:5050/graphql in address bar

Run front-end:

Open a new terminal and goto to the "chatapp-client" and follows the instructions below: $ cd chatapp-client $ npm install $ npm run dev

• open your browser and enter the following url http://localhost:5173 in address bar