Fixed the project to work

client/README.md

@@ -2,6 +2,15 @@ This project was bootstrapped with [Create React App](https://github.com/faceboo
 
 ## Available Scripts
 
+### Legacy node version
+
+You'll need older version of node.js to run this project.
+
+1. Install nvm (Node Version Manager) `curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.3/install.sh | bash`
+2. Install an LTS version of Node.js (e.g., 18.x): `nvm install 18`
+3. Set the installed version as the default: `nvm use 18`
+4. Verify the Node.js version: `node -v` (should return v18.x)
+
 In the project directory, you can run:
 
 ### `npm start`

client/package.json

@@ -13,8 +13,8 @@
     "socket.io-client": "^2.2.0"
   },
   "scripts": {
-    "start": "react-scripts start",
-    "build": "react-scripts build",
+    "start": "react-scripts --openssl-legacy-provider start",
+    "build": "react-scripts --openssl-legacy-provider build",
     "test": "react-scripts test",
     "eject": "react-scripts eject"
   },

client/src/components/Chat/Chat.js

@@ -1,15 +1,15 @@
-import React, { useState, useEffect } from "react";
 import queryString from 'query-string';
+import React, { useEffect, useState } from "react";
 import io from "socket.io-client";
 
-import TextContainer from '../TextContainer/TextContainer';
-import Messages from '../Messages/Messages';
 import InfoBar from '../InfoBar/InfoBar';
 import Input from '../Input/Input';
+import Messages from '../Messages/Messages';
+import TextContainer from '../TextContainer/TextContainer';
 
 import './Chat.css';
 
-const ENDPOINT = 'https://project-chat-application.herokuapp.com/';
+const ENDPOINT = 'http://localhost:5001/';
 
 let socket;
 

server/index.js

@@ -48,4 +48,15 @@ io.on('connect', (socket) => {
   })
 });
 
-server.listen(process.env.PORT || 5000, () => console.log(`Server has started.`));
+const PORT = process.env.PORT || 5001;
+
+server.listen(PORT, () => {
+  console.log(`Server has started on port ${PORT}`);
+}).on('error', (e) => {
+  if (e.code === 'EADDRINUSE') {
+    console.error(`Port ${PORT} is already in use. Try a different port.`);
+  } else {
+    console.error(`An error occurred: ${e.message}`);
+  }
+  process.exit(1);
+});