node.js Assignments week 1 MAJD

assignments/HackYourTemperature/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "hackyourtemperature",
+  "version": "1.0.0",
+  "description": "HackYourTemperature project - Week 1 setup",
+  "main": "server.js",
+  "type": "module",
+  "scripts": {
+    "start": "node server.js",
+    "dev": "nodemon server.js"
+  },
+  "keywords": [],
+  "author": "Majd Jad_alhaq",
+  "license": "ISC",
+  "dependencies": {
+    "express": "^4.21.1",
+    "express-handlebars": "^8.0.3",
+    "node-fetch": "^3.3.2"
+  },
+  "devDependencies": {
+    "nodemon": "^3.1.7"
+  }
+}

assignments/HackYourTemperature/server.js

@@ -0,0 +1,37 @@
+// server.js
+
+// Import necessary packages (using ES modules)
+import express from "express";
+import fetch from "node-fetch"; // not used yet, but needed later
+import { engine } from "express-handlebars";
+
+// Create an Express application
+const app = express();
+
+// Middlewares
+app.use(express.json()); // allows Express to read JSON in POST requests
+
+// Optional: set up handlebars for later weeks
+app.engine("handlebars", engine());
+app.set("view engine", "handlebars");
+app.set("views", "./views");
+
+// GET route (homepage)
+app.get("/", (req, res) => {
+  res.send("hello from backend to frontend!");
+});
+
+// POST route
+app.post("/weather", (req, res) => {
+  // Extract cityName from the JSON body
+  const { cityName } = req.body;
+
+  // Send it back to the client
+  res.json({ message: `You sent: ${cityName}` });
+});
+
+// Listen to port 3000
+const PORT = 3000;
+app.listen(PORT, () => {
+  console.log(`Server is running on http://localhost:${PORT}`);
+});

week1/prep-exercises/1-web-server/server.js

@@ -3,12 +3,41 @@
  */
 
 const http = require('http');
+const fs = require('fs');
+const path = require('path');
 
-//create a server
-let server = http.createServer(function (req, res) {
-  // YOUR CODE GOES IN HERE
-	res.write('Hello World!'); // Sends a response back to the client
-	res.end(); // Ends the response
+// Create the server
+const server = http.createServer((req, res) => {
+  if (req.url === '/') {
+    // Serve the index.html file
+    fs.readFile(path.join(__dirname, 'index.html'), (err, data) => {
+      if (err) {
+        res.writeHead(500, { 'Content-Type': 'text/plain' });
+        res.end('Server Error');
+      } else {
+        res.writeHead(200, { 'Content-Type': 'text/html' });
+        res.end(data);
+      }
+    });
+  } else if (req.url === '/index.js') {
+    // Serve the index.js file
+    fs.readFile(path.join(__dirname, 'index.js'), (err, data) => {
+      if (err) {
+        res.writeHead(404, { 'Content-Type': 'text/plain' });
+        res.end('File Not Found');
+      } else {
+        res.writeHead(200, { 'Content-Type': 'application/javascript' });
+        res.end(data);
+      }
+    });
+  } else {
+    // Handle any other request with 404
+    res.writeHead(404, { 'Content-Type': 'text/plain' });
+    res.end('Not Found');
+  }
 });
 
-server.listen(3000); // The server starts to listen on port 3000
+// Start listening on port 3000
+server.listen(3000, () => {
+  console.log('✅ Server running at http://localhost:3000');
+});