From ae15d8fea9208a82ae757ddd80c5de653ae0308d Mon Sep 17 00:00:00 2001
From: Yana Seniuk <senyukyana26@gmail.com>
Date: Sun, 27 Apr 2025 02:16:48 +0200
Subject: [PATCH 01/13] feat: Complete tasks for prepEx

---
 .../1-pad-numbers/padLeft.js                  |  2 +-
 .../1-pad-numbers/script.js                   | 19 +++----
 .../practice-exercises/2-left-pad/padLeft.js  |  2 -
 week1/practice-exercises/2-left-pad/script.js | 14 ++---
 week1/practice-exercises/package.json         | 16 ++++++
 week1/prep-exercises/1-web-server/index.html  |  1 +
 .../prep-exercises/1-web-server/package.json  | 12 +++--
 week1/prep-exercises/1-web-server/server.js   | 52 +++++++++++++++----
 week1/prep-exercises/1-web-server/style.css   |  3 ++
 9 files changed, 83 insertions(+), 38 deletions(-)
 create mode 100644 week1/practice-exercises/package.json
 create mode 100644 week1/prep-exercises/1-web-server/style.css

diff --git a/week1/practice-exercises/1-pad-numbers/padLeft.js b/week1/practice-exercises/1-pad-numbers/padLeft.js
index b58f887a3..2436068e1 100644
--- a/week1/practice-exercises/1-pad-numbers/padLeft.js
+++ b/week1/practice-exercises/1-pad-numbers/padLeft.js
@@ -4,7 +4,7 @@
  * e.g. padLeft('foo', 5, '_') -> '__foo'
  * e.g. padLeft(  '2', 2, '0')   -> '02'
  */
-function padLeft(val, num, str) {
+export function padLeft(val, num, str) {
 	return '00000'.replace(/0/g, str).slice(0, num - val.length) + val;
 }
 
diff --git a/week1/practice-exercises/1-pad-numbers/script.js b/week1/practice-exercises/1-pad-numbers/script.js
index c11264e39..c0d907c46 100644
--- a/week1/practice-exercises/1-pad-numbers/script.js
+++ b/week1/practice-exercises/1-pad-numbers/script.js
@@ -1,21 +1,22 @@
-
+import { padLeft } from "./padLeft.js";
 /**
- ** Exercise 1: Pad numbers 
- * 
+ *
+ *
+ ** Exercise 1: Pad numbers
+ *
  * In this file use the padLeft function from padLeft.js to
  * pad the numbers to exactly 5 spaces and log them to the console
- * 
+ *
  * Expected output (replace the underscore with spaces):
- * 
+ *
  *  ___12;
  *  __846;
  *  ____2;
  *  _1236;
- * 
+ *
  * Tips:
  *   where to use `exports` and where `require`?
  */
 
-let numbers = [ "12", "846", "2", "1236" ];
-
-// YOUR CODE GOES HERE
+let numbers = ["12", "846", "2", "1236"];
+numbers.forEach((num) => console.log(padLeft(num, 5, "_")));
diff --git a/week1/practice-exercises/2-left-pad/padLeft.js b/week1/practice-exercises/2-left-pad/padLeft.js
index b58f887a3..0b7c83b8d 100644
--- a/week1/practice-exercises/2-left-pad/padLeft.js
+++ b/week1/practice-exercises/2-left-pad/padLeft.js
@@ -7,5 +7,3 @@
 function padLeft(val, num, str) {
 	return '00000'.replace(/0/g, str).slice(0, num - val.length) + val;
 }
-
-// YOUR CODE GOES HERE
\ No newline at end of file
diff --git a/week1/practice-exercises/2-left-pad/script.js b/week1/practice-exercises/2-left-pad/script.js
index e0e081243..49f50a6b9 100644
--- a/week1/practice-exercises/2-left-pad/script.js
+++ b/week1/practice-exercises/2-left-pad/script.js
@@ -1,13 +1,5 @@
-/**
- ** Exercise 2: To the left, to the left...
- * 
- * Copy and paste your code from the previous exercise.
- * Replace the function `padLeft` to use
- * this new NPM package called `left-pad` instead then
- * Pad the numbers to 8 characters to confirm that it works correctly
- *
- */
+import padLeft from "left-pad";
 
-let numbers = [ "12", "846", "2", "1236" ];
+let numbers = ["12", "846", "2", "1236"];
 
-// YOUR CODE GOES HERE
\ No newline at end of file
+numbers.forEach((num) => console.log(padLeft(num, 8, "_")));
diff --git a/week1/practice-exercises/package.json b/week1/practice-exercises/package.json
new file mode 100644
index 000000000..b06fbd92c
--- /dev/null
+++ b/week1/practice-exercises/package.json
@@ -0,0 +1,16 @@
+{
+  "name": "practice-exercises",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "type": "module",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "left-pad": "^1.3.0"
+  }
+}
diff --git a/week1/prep-exercises/1-web-server/index.html b/week1/prep-exercises/1-web-server/index.html
index c64f7dcfa..0b326f19d 100644
--- a/week1/prep-exercises/1-web-server/index.html
+++ b/week1/prep-exercises/1-web-server/index.html
@@ -1,5 +1,6 @@
 <html>
 	<head>
+		<link rel="stylesheet" href="style.css">
 		<title>My First Web Server</title>
 	</head>
 	<body>
diff --git a/week1/prep-exercises/1-web-server/package.json b/week1/prep-exercises/1-web-server/package.json
index 30da55a2d..4ef406a38 100644
--- a/week1/prep-exercises/1-web-server/package.json
+++ b/week1/prep-exercises/1-web-server/package.json
@@ -3,12 +3,14 @@
   "version": "1.0.0",
   "description": "A simple express server",
   "main": "server.js",
+	"type": "module",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "start": "nodemon server.js"
   },
-  "author": "Andrej Gajduk",
-  "license": "MIT",
-  "dependencies": {
-    "express": "^4.17.1"
+  "author": "Yana Seniuk",
+  "license": "ISC",
+  "devDependencies": {
+    "nodemon": "^3.1.10"
   }
 }
diff --git a/week1/prep-exercises/1-web-server/server.js b/week1/prep-exercises/1-web-server/server.js
index 90cb5ee65..bcf5ff65a 100644
--- a/week1/prep-exercises/1-web-server/server.js
+++ b/week1/prep-exercises/1-web-server/server.js
@@ -1,14 +1,46 @@
-/**
- * Exercise 3: Create an HTTP web server
- */
+import * as http from "node:http";
+import * as path from "node:path";
+import { fileURLToPath } from "node:url";
+import * as fs from "node:fs/promises";
 
-const http = require('http');
+const PORT = 3000;
 
-//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
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+async function handleRoute(file, contentType, status, req, res) {
+  try {
+    const filePath = path.join(__dirname, file);
+    const fileContent = await fs.readFile(filePath, "utf-8");
+
+    res.setHeader("Content-type", contentType);
+    res.statusCode = status;
+    res.end(fileContent);
+  } catch (err) {
+    res.setHeader("Content-type", "text/plain");
+    res.statusCode = 500;
+    res.end("Server Error");
+  }
+}
+
+const server = http.createServer((req, res) => {
+  const routes = {
+    "/": { file: "index.html", contentType: "text/html" },
+    "/index.js": { file: "index.js", contentType: "application/javascript" },
+    "/style.css": { file: "style.css", contentType: "text/css" },
+  };
+
+  const route = routes[req.url];
+  if (route) {
+    handleRoute(route.file, route.contentType, 200, req, res);
+  }
+
+  if (!route) {
+    res.statusCode = 404;
+    res.end("Not Found");
+  }
 });
 
-server.listen(3000); // The server starts to listen on port 3000
+server.listen(PORT, () => {
+  console.log(`Server is running at http://127.0.0.7:${PORT}/`);
+});
diff --git a/week1/prep-exercises/1-web-server/style.css b/week1/prep-exercises/1-web-server/style.css
new file mode 100644
index 000000000..d599537da
--- /dev/null
+++ b/week1/prep-exercises/1-web-server/style.css
@@ -0,0 +1,3 @@
+#content{
+	color: green;
+}
\ No newline at end of file

From 21cb19e9ec83753e6daa2f9da430fee031b8f5bc Mon Sep 17 00:00:00 2001
From: Yana <88456001+yanaesher@users.noreply.github.com>
Date: Mon, 28 Apr 2025 09:23:13 +0200
Subject: [PATCH 02/13] Update server.js

---
 week1/prep-exercises/1-web-server/server.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/week1/prep-exercises/1-web-server/server.js b/week1/prep-exercises/1-web-server/server.js
index bcf5ff65a..31d078165 100644
--- a/week1/prep-exercises/1-web-server/server.js
+++ b/week1/prep-exercises/1-web-server/server.js
@@ -42,5 +42,5 @@ const server = http.createServer((req, res) => {
 });
 
 server.listen(PORT, () => {
-  console.log(`Server is running at http://127.0.0.7:${PORT}/`);
+  console.log(`Server is running at http://127.0.0.1:${PORT}/`);
 });

From e223aa0551bc2c080d82225cd274de046e896a6c Mon Sep 17 00:00:00 2001
From: Yana Seniuk <senyukyana26@gmail.com>
Date: Wed, 30 Apr 2025 16:33:54 +0200
Subject: [PATCH 03/13] feat: complete week 1 assignment

---
 assignments/hackyourtemperature/.gitignore    |  4 ++++
 assignments/hackyourtemperature/package.json  | 18 ++++++++++++++++++
 assignments/hackyourtemperature/src/server.js | 17 +++++++++++++++++
 .../src/temperature.controller.js             | 19 +++++++++++++++++++
 .../src/temperature.service.js                |  5 +++++
 5 files changed, 63 insertions(+)
 create mode 100644 assignments/hackyourtemperature/.gitignore
 create mode 100644 assignments/hackyourtemperature/package.json
 create mode 100644 assignments/hackyourtemperature/src/server.js
 create mode 100644 assignments/hackyourtemperature/src/temperature.controller.js
 create mode 100644 assignments/hackyourtemperature/src/temperature.service.js

diff --git a/assignments/hackyourtemperature/.gitignore b/assignments/hackyourtemperature/.gitignore
new file mode 100644
index 000000000..9a3d3c991
--- /dev/null
+++ b/assignments/hackyourtemperature/.gitignore
@@ -0,0 +1,4 @@
+node_modules/
+.env
+.vscode
+npm-debug.log
\ No newline at end of file
diff --git a/assignments/hackyourtemperature/package.json b/assignments/hackyourtemperature/package.json
new file mode 100644
index 000000000..d804045de
--- /dev/null
+++ b/assignments/hackyourtemperature/package.json
@@ -0,0 +1,18 @@
+{
+  "name": "hackyourtemperature",
+  "version": "1.0.0",
+  "description": "",
+  "main": "server.js",
+	"type": "module",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "start": "node --watch --env-file=.env src/server.js"
+  },
+  "author": "yanaesher",
+  "license": "ISC",
+  "devDependencies": {
+    "express": "^5.1.0",
+    "express-handlebars": "^8.0.3",
+    "node-fetch": "^3.3.2"
+  }
+}
diff --git a/assignments/hackyourtemperature/src/server.js b/assignments/hackyourtemperature/src/server.js
new file mode 100644
index 000000000..74850cd2f
--- /dev/null
+++ b/assignments/hackyourtemperature/src/server.js
@@ -0,0 +1,17 @@
+import express from "express";
+import { temperatureRouter } from "./temperature.controller.js";
+
+const app = express();
+const PORT = process.env.PORT || 3000;
+
+function main() {
+  app.use(express.json());
+
+  app.use("/api/weather", temperatureRouter);
+
+  app.listen(PORT, () => {
+    console.log(`Server is running at http://127.0.0.1:${PORT}`);
+  });
+}
+
+main();
diff --git a/assignments/hackyourtemperature/src/temperature.controller.js b/assignments/hackyourtemperature/src/temperature.controller.js
new file mode 100644
index 000000000..983ee6295
--- /dev/null
+++ b/assignments/hackyourtemperature/src/temperature.controller.js
@@ -0,0 +1,19 @@
+import { Router } from "express";
+import { TemperatureService } from "./temperature.service.js";
+const temperatureRouter = Router();
+const temperatureService = new TemperatureService();
+
+temperatureRouter.post("/", (req, res) => {
+  const { cityName } = req.body;
+
+  if (!cityName)
+    return res.status(400).json({
+      error: "Bad Request",
+      message: "Required parameter 'title' is missing",
+    });
+
+  const result = temperatureService.getCityName(cityName);
+  res.status(200).json(cityName);
+});
+
+export { temperatureRouter };
diff --git a/assignments/hackyourtemperature/src/temperature.service.js b/assignments/hackyourtemperature/src/temperature.service.js
new file mode 100644
index 000000000..e5ac389b4
--- /dev/null
+++ b/assignments/hackyourtemperature/src/temperature.service.js
@@ -0,0 +1,5 @@
+export class TemperatureService {
+  getCityName(cityName) {
+    return cityName;
+  }
+}

From 793c1243e992551795f8bdb125b4193355690ccc Mon Sep 17 00:00:00 2001
From: Yana Seniuk <senyukyana26@gmail.com>
Date: Wed, 30 Apr 2025 17:03:48 +0200
Subject: [PATCH 04/13] feat: add GET route and error handler

---
 assignments/hackyourtemperature/src/server.js               | 6 +++++-
 .../hackyourtemperature/src/temperature.controller.js       | 4 ++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/assignments/hackyourtemperature/src/server.js b/assignments/hackyourtemperature/src/server.js
index 74850cd2f..62426d8cd 100644
--- a/assignments/hackyourtemperature/src/server.js
+++ b/assignments/hackyourtemperature/src/server.js
@@ -7,7 +7,11 @@ const PORT = process.env.PORT || 3000;
 function main() {
   app.use(express.json());
 
-  app.use("/api/weather", temperatureRouter);
+  app.use("/api", temperatureRouter);
+
+  app.use((req, res) => {
+    res.status(404).json({ message: "Not found" });
+  });
 
   app.listen(PORT, () => {
     console.log(`Server is running at http://127.0.0.1:${PORT}`);
diff --git a/assignments/hackyourtemperature/src/temperature.controller.js b/assignments/hackyourtemperature/src/temperature.controller.js
index 983ee6295..0fb4deebf 100644
--- a/assignments/hackyourtemperature/src/temperature.controller.js
+++ b/assignments/hackyourtemperature/src/temperature.controller.js
@@ -3,6 +3,10 @@ import { TemperatureService } from "./temperature.service.js";
 const temperatureRouter = Router();
 const temperatureService = new TemperatureService();
 
+temperatureRouter.get("/", (req, res) => {
+  res.status(200).send("hello from backend to frontend!");
+});
+
 temperatureRouter.post("/", (req, res) => {
   const { cityName } = req.body;
 

From d0bc139053ca73c2ac4016aca587e2b003e2684c Mon Sep 17 00:00:00 2001
From: Yana Seniuk <senyukyana26@gmail.com>
Date: Wed, 30 Apr 2025 17:08:48 +0200
Subject: [PATCH 05/13] fix: update route/weather post path

---
 assignments/hackyourtemperature/package.json                  | 1 -
 assignments/hackyourtemperature/src/temperature.controller.js | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/assignments/hackyourtemperature/package.json b/assignments/hackyourtemperature/package.json
index d804045de..99fc6585a 100644
--- a/assignments/hackyourtemperature/package.json
+++ b/assignments/hackyourtemperature/package.json
@@ -5,7 +5,6 @@
   "main": "server.js",
 	"type": "module",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
     "start": "node --watch --env-file=.env src/server.js"
   },
   "author": "yanaesher",
diff --git a/assignments/hackyourtemperature/src/temperature.controller.js b/assignments/hackyourtemperature/src/temperature.controller.js
index 0fb4deebf..8b7363c2b 100644
--- a/assignments/hackyourtemperature/src/temperature.controller.js
+++ b/assignments/hackyourtemperature/src/temperature.controller.js
@@ -7,7 +7,7 @@ temperatureRouter.get("/", (req, res) => {
   res.status(200).send("hello from backend to frontend!");
 });
 
-temperatureRouter.post("/", (req, res) => {
+temperatureRouter.post("/weather", (req, res) => {
   const { cityName } = req.body;
 
   if (!cityName)

From 872594c01f0a4ebb65ec793125aa1ea1139ad567 Mon Sep 17 00:00:00 2001
From: Yana Seniuk <senyukyana26@gmail.com>
Date: Wed, 30 Apr 2025 17:15:20 +0200
Subject: [PATCH 06/13] fix:: return the result from the service in the POST
 /weather endpoint

---
 assignments/hackyourtemperature/src/temperature.controller.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/assignments/hackyourtemperature/src/temperature.controller.js b/assignments/hackyourtemperature/src/temperature.controller.js
index 8b7363c2b..4125dc86d 100644
--- a/assignments/hackyourtemperature/src/temperature.controller.js
+++ b/assignments/hackyourtemperature/src/temperature.controller.js
@@ -13,11 +13,11 @@ temperatureRouter.post("/weather", (req, res) => {
   if (!cityName)
     return res.status(400).json({
       error: "Bad Request",
-      message: "Required parameter 'title' is missing",
+      message: "Required parameter 'cityName' is missing",
     });
 
   const result = temperatureService.getCityName(cityName);
-  res.status(200).json(cityName);
+  res.status(200).json(result);
 });
 
 export { temperatureRouter };

From abff4fcd9faa7b81b42021c9a0f2c2ea1e8d7bd9 Mon Sep 17 00:00:00 2001
From: Yana Seniuk <senyukyana26@gmail.com>
Date: Fri, 2 May 2025 16:25:42 +0200
Subject: [PATCH 07/13] feat: week2 prep ex

---
 assignments/config-files/babel.config.cjs     | 13 ---
 assignments/config-files/jest.config.js       |  8 --
 assignments/hackyourtemperature/.env          |  1 +
 .../1-joke-api/package.json                   | 13 +++
 week2/practice-exercises/1-joke-api/script.js | 26 +++---
 week2/prep-exercises/1-blog-API/MamaFile      |  1 +
 .../1-blog-API/blog.controller.js             | 84 +++++++++++++++++++
 week2/prep-exercises/1-blog-API/package.json  |  4 +-
 week2/prep-exercises/1-blog-API/server.js     | 26 ++++--
 .../1-blog-API/services/blog.serice.js        |  5 ++
 10 files changed, 133 insertions(+), 48 deletions(-)
 delete mode 100644 assignments/config-files/babel.config.cjs
 delete mode 100644 assignments/config-files/jest.config.js
 create mode 100644 assignments/hackyourtemperature/.env
 create mode 100644 week2/practice-exercises/1-joke-api/package.json
 create mode 100644 week2/prep-exercises/1-blog-API/MamaFile
 create mode 100644 week2/prep-exercises/1-blog-API/blog.controller.js
 create mode 100644 week2/prep-exercises/1-blog-API/services/blog.serice.js

diff --git a/assignments/config-files/babel.config.cjs b/assignments/config-files/babel.config.cjs
deleted file mode 100644
index fbb629af6..000000000
--- a/assignments/config-files/babel.config.cjs
+++ /dev/null
@@ -1,13 +0,0 @@
-module.exports = {
-  presets: [
-    [
-      // This is a configuration, here we are telling babel what configuration to use
-      "@babel/preset-env",
-      {
-        targets: {
-          node: "current",
-        },
-      },
-    ],
-  ],
-};
diff --git a/assignments/config-files/jest.config.js b/assignments/config-files/jest.config.js
deleted file mode 100644
index 19ba9649e..000000000
--- a/assignments/config-files/jest.config.js
+++ /dev/null
@@ -1,8 +0,0 @@
-export default {
-  // Tells jest that any file that has 2 .'s in it and ends with either js or jsx should be run through the babel-jest transformer
-  transform: {
-    "^.+\\.jsx?$": "babel-jest",
-  },
-  // By default our `node_modules` folder is ignored by jest, this tells jest to transform those as well
-  transformIgnorePatterns: [],
-};
diff --git a/assignments/hackyourtemperature/.env b/assignments/hackyourtemperature/.env
new file mode 100644
index 000000000..c0c68b1ca
--- /dev/null
+++ b/assignments/hackyourtemperature/.env
@@ -0,0 +1 @@
+PORT=3000
\ No newline at end of file
diff --git a/week2/practice-exercises/1-joke-api/package.json b/week2/practice-exercises/1-joke-api/package.json
new file mode 100644
index 000000000..b07667de8
--- /dev/null
+++ b/week2/practice-exercises/1-joke-api/package.json
@@ -0,0 +1,13 @@
+{
+  "name": "1-joke-api",
+  "version": "1.0.0",
+  "description": "Did you know that there is an API for Chuck Norris jokes? That's incredible, right!?",
+  "main": "script.js",
+	"type": "module",
+  "scripts": {
+		
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC"
+}
diff --git a/week2/practice-exercises/1-joke-api/script.js b/week2/practice-exercises/1-joke-api/script.js
index be4d84612..fcefd312c 100644
--- a/week2/practice-exercises/1-joke-api/script.js
+++ b/week2/practice-exercises/1-joke-api/script.js
@@ -1,18 +1,12 @@
-/**
- * 1. Chuck Norris programs do not accept input
- * 
- * `GET` a random joke inside the function, using the API: http://www.icndb.com/api/
- * (use `node-fetch`) and print it to the console. 
- * Make use of `async/await` and `try/catch`
- * 
- * Hints
- * - To install node dependencies you should first initialize npm
- * - Print the entire response to the console to see how it is structured.
- */
-
-function printChuckNorrisJoke() {
-  // YOUR CODE GOES IN HERE
-
+async function printChuckNorrisJoke() {
+  const response = await fetch("https://api.chucknorris.io/jokes/random");
+  if (!response.ok) throw new Error("Failed to fetch data");
+  const data = await response.json();
+  console.log(data.value);
 }
 
-printChuckNorrisJoke();
\ No newline at end of file
+try {
+  await printChuckNorrisJoke();
+} catch (error) {
+  console.error(error.message);
+}
diff --git a/week2/prep-exercises/1-blog-API/MamaFile b/week2/prep-exercises/1-blog-API/MamaFile
new file mode 100644
index 000000000..e594d4672
--- /dev/null
+++ b/week2/prep-exercises/1-blog-API/MamaFile
@@ -0,0 +1 @@
+Vnature
\ No newline at end of file
diff --git a/week2/prep-exercises/1-blog-API/blog.controller.js b/week2/prep-exercises/1-blog-API/blog.controller.js
new file mode 100644
index 000000000..3934bbeef
--- /dev/null
+++ b/week2/prep-exercises/1-blog-API/blog.controller.js
@@ -0,0 +1,84 @@
+import { Router } from "express";
+import fs from "node:fs/promises";
+
+const router = Router();
+
+//create new file with title and content
+router.post("/", async (req, res, next) => {
+  const title = req.body.title?.trim();
+  const content = req.body.content?.trim();
+
+  if (!title) {
+    return res.status(400).send("title is required");
+  }
+
+  if (!content) {
+    return res.status(400).send("content is required");
+  }
+
+  try {
+    await fs.writeFile(title, content, "utf-8");
+    res.status(201).send("ok");
+  } catch (error) {
+    next(error);
+  }
+});
+//update title and content
+router.put("/:title", async (req, res, next) => {
+  const title = req.params.title;
+  let { content, title: newTitle } = req.body;
+
+  if (!newTitle?.trim()) {
+    newTitle = title;
+  }
+
+  if (!content?.trim()) {
+    return res
+      .status(400)
+      .json({ message: "Content is required and cannot be empty" });
+  }
+
+  try {
+    await fs.access(title);
+    await fs.rename(title, newTitle);
+    await fs.writeFile(newTitle, content);
+    res
+      .status(200)
+      .json({ message: "File content updated successfully", file: newTitle });
+  } catch (error) {
+    next(error);
+  }
+});
+
+//delete file
+router.delete("/:title", async (req, res, next) => {
+  const title = req.params.title;
+  try {
+    await fs.access(title);
+    await fs.unlink(title);
+    res.status(200).json({ message: "File deleted successfully" });
+  } catch (err) {
+    const error = new Error(`Cannot delete file: ${err.message}`);
+    error.status = 400;
+    next(error);
+  }
+});
+
+//get file content
+router.get("/:title", async (req, res, next) => {
+  const fileTitle = req.params.title;
+  try {
+    await fs.access(fileTitle);
+    const file = await fs.readFile(fileTitle, "utf-8");
+    return res.status(200).send(file);
+  } catch (err) {
+    const error = new Error(
+      `Could find file with name ${fileTitle}`,
+      err.message
+    );
+    error.status = 404;
+    next(error);
+  }
+});
+
+export default router;
diff --git a/week2/prep-exercises/1-blog-API/package.json b/week2/prep-exercises/1-blog-API/package.json
index d89c4bd76..3094d3747 100644
--- a/week2/prep-exercises/1-blog-API/package.json
+++ b/week2/prep-exercises/1-blog-API/package.json
@@ -3,9 +3,9 @@
   "version": "1.0.0",
   "description": "",
   "main": "server.js",
+	"type": "module",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
-    "start": "node server.js"
+    "start": "node --watch server.js"
   },
   "author": "",
   "license": "ISC",
diff --git a/week2/prep-exercises/1-blog-API/server.js b/week2/prep-exercises/1-blog-API/server.js
index 3f615e8f5..115022ae1 100644
--- a/week2/prep-exercises/1-blog-API/server.js
+++ b/week2/prep-exercises/1-blog-API/server.js
@@ -1,10 +1,18 @@
-const express = require('express')
+import express from "express";
+import router from "./blog.controller.js";
+
 const app = express();
- 
-
-// YOUR CODE GOES IN HERE
-app.get('/', function (req, res) {
-  res.send('Hello World')
-})
- 
-app.listen(3000)
\ No newline at end of file
+const PORT = 3000;
+
+function main() {
+  app.use(express.json());
+  app.use(express.urlencoded({ extended: false }));
+
+  app.use("/api/blogs", router);
+
+  app.listen(PORT, () => {
+    console.log(`Server is running at port http://127.0.0.1:${PORT}`);
+  });
+}
+
+main();
diff --git a/week2/prep-exercises/1-blog-API/services/blog.serice.js b/week2/prep-exercises/1-blog-API/services/blog.serice.js
new file mode 100644
index 000000000..47729157e
--- /dev/null
+++ b/week2/prep-exercises/1-blog-API/services/blog.serice.js
@@ -0,0 +1,5 @@
+export class BlogService {
+
+  
+
+}
\ No newline at end of file

From 475c58de21a07bc2c76c8d45ac0bf05e93aaed0f Mon Sep 17 00:00:00 2001
From: Yana Seniuk <senyukyana26@gmail.com>
Date: Fri, 2 May 2025 19:01:31 +0200
Subject: [PATCH 08/13] Refactor: added error handler

---
 .../src/controllers/weather.controller.js     | 11 +++++++++
 .../src/middlewares/error.middleware.js       |  5 ++++
 .../src/middlewares/notFound.middleware.js    |  5 ++++
 .../src/middlewares/validateBody.js           |  9 ++++++++
 .../src/routes/temperature.routes.js          |  8 +++++++
 assignments/hackyourtemperature/src/server.js | 21 -----------------
 .../src/temperature.controller.js             | 23 -------------------
 .../src/temperature.service.js                |  5 ----
 8 files changed, 38 insertions(+), 49 deletions(-)
 create mode 100644 assignments/hackyourtemperature/src/controllers/weather.controller.js
 create mode 100644 assignments/hackyourtemperature/src/middlewares/error.middleware.js
 create mode 100644 assignments/hackyourtemperature/src/middlewares/notFound.middleware.js
 create mode 100644 assignments/hackyourtemperature/src/middlewares/validateBody.js
 create mode 100644 assignments/hackyourtemperature/src/routes/temperature.routes.js
 delete mode 100644 assignments/hackyourtemperature/src/server.js
 delete mode 100644 assignments/hackyourtemperature/src/temperature.controller.js
 delete mode 100644 assignments/hackyourtemperature/src/temperature.service.js

diff --git a/assignments/hackyourtemperature/src/controllers/weather.controller.js b/assignments/hackyourtemperature/src/controllers/weather.controller.js
new file mode 100644
index 000000000..0cd25c2b2
--- /dev/null
+++ b/assignments/hackyourtemperature/src/controllers/weather.controller.js
@@ -0,0 +1,11 @@
+export function getCityName(req, res, next) {
+  const { cityName } = req.body;
+
+  if (!cityName?.trim()) {
+    const error = new Error("Required parameter 'cityName' is missing");
+    error.status = 400;
+    return next(error);
+  }
+
+  res.status(200).json({ cityName });
+}
diff --git a/assignments/hackyourtemperature/src/middlewares/error.middleware.js b/assignments/hackyourtemperature/src/middlewares/error.middleware.js
new file mode 100644
index 000000000..dcd23d2af
--- /dev/null
+++ b/assignments/hackyourtemperature/src/middlewares/error.middleware.js
@@ -0,0 +1,5 @@
+export function errorHandler(err, req, res, next) {
+  const statusCode = err.status || 500;
+  const message = err.message || "Something went wrong";
+  res.status(statusCode).json({ message });
+}
diff --git a/assignments/hackyourtemperature/src/middlewares/notFound.middleware.js b/assignments/hackyourtemperature/src/middlewares/notFound.middleware.js
new file mode 100644
index 000000000..46b644b6f
--- /dev/null
+++ b/assignments/hackyourtemperature/src/middlewares/notFound.middleware.js
@@ -0,0 +1,5 @@
+export function notFound(req, res, next) {
+  const error = new Error(`Not found`);
+  error.status = 404;
+  next(error);
+}
diff --git a/assignments/hackyourtemperature/src/middlewares/validateBody.js b/assignments/hackyourtemperature/src/middlewares/validateBody.js
new file mode 100644
index 000000000..a988d0bcd
--- /dev/null
+++ b/assignments/hackyourtemperature/src/middlewares/validateBody.js
@@ -0,0 +1,9 @@
+export function validateBody(req, res, next) {
+  if (!req.body || Object.keys(req.body).length === 0) {
+    const error = new Error("Request body is missing");
+    error.status = 400;
+    return next(error);
+  }
+
+  next();
+}
diff --git a/assignments/hackyourtemperature/src/routes/temperature.routes.js b/assignments/hackyourtemperature/src/routes/temperature.routes.js
new file mode 100644
index 000000000..9c6ebf277
--- /dev/null
+++ b/assignments/hackyourtemperature/src/routes/temperature.routes.js
@@ -0,0 +1,8 @@
+import { Router } from "express";
+import { validateBody } from "../middlewares/validateBody.js";
+import { getCityName } from "../controllers/weather.controller.js";
+const router = Router();
+
+router.post("/", validateBody, getCityName);
+
+export default router;
diff --git a/assignments/hackyourtemperature/src/server.js b/assignments/hackyourtemperature/src/server.js
deleted file mode 100644
index 62426d8cd..000000000
--- a/assignments/hackyourtemperature/src/server.js
+++ /dev/null
@@ -1,21 +0,0 @@
-import express from "express";
-import { temperatureRouter } from "./temperature.controller.js";
-
-const app = express();
-const PORT = process.env.PORT || 3000;
-
-function main() {
-  app.use(express.json());
-
-  app.use("/api", temperatureRouter);
-
-  app.use((req, res) => {
-    res.status(404).json({ message: "Not found" });
-  });
-
-  app.listen(PORT, () => {
-    console.log(`Server is running at http://127.0.0.1:${PORT}`);
-  });
-}
-
-main();
diff --git a/assignments/hackyourtemperature/src/temperature.controller.js b/assignments/hackyourtemperature/src/temperature.controller.js
deleted file mode 100644
index 4125dc86d..000000000
--- a/assignments/hackyourtemperature/src/temperature.controller.js
+++ /dev/null
@@ -1,23 +0,0 @@
-import { Router } from "express";
-import { TemperatureService } from "./temperature.service.js";
-const temperatureRouter = Router();
-const temperatureService = new TemperatureService();
-
-temperatureRouter.get("/", (req, res) => {
-  res.status(200).send("hello from backend to frontend!");
-});
-
-temperatureRouter.post("/weather", (req, res) => {
-  const { cityName } = req.body;
-
-  if (!cityName)
-    return res.status(400).json({
-      error: "Bad Request",
-      message: "Required parameter 'cityName' is missing",
-    });
-
-  const result = temperatureService.getCityName(cityName);
-  res.status(200).json(result);
-});
-
-export { temperatureRouter };
diff --git a/assignments/hackyourtemperature/src/temperature.service.js b/assignments/hackyourtemperature/src/temperature.service.js
deleted file mode 100644
index e5ac389b4..000000000
--- a/assignments/hackyourtemperature/src/temperature.service.js
+++ /dev/null
@@ -1,5 +0,0 @@
-export class TemperatureService {
-  getCityName(cityName) {
-    return cityName;
-  }
-}

From 5fa752591fd876e45dafff1599a066cb570be4b7 Mon Sep 17 00:00:00 2001
From: Yana Seniuk <senyukyana26@gmail.com>
Date: Fri, 2 May 2025 19:04:46 +0200
Subject: [PATCH 09/13] Include server.js

---
 assignments/hackyourtemperature/server.js | 33 +++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 assignments/hackyourtemperature/server.js

diff --git a/assignments/hackyourtemperature/server.js b/assignments/hackyourtemperature/server.js
new file mode 100644
index 000000000..b8553a956
--- /dev/null
+++ b/assignments/hackyourtemperature/server.js
@@ -0,0 +1,33 @@
+import express from "express";
+import weatherRouter from "./src/routes/temperature.routes.js";
+
+import { notFound } from "./src/middlewares/notFound.middleware.js";
+import { errorHandler } from "./src/middlewares/error.middleware.js";
+
+const app = express();
+const PORT = process.env.PORT || 3000;
+
+function main() {
+  app.use(express.json());
+  app.use(express.urlencoded({ extended: false }));
+
+  //check server works
+  app.get("/", (req, res) => {
+    res.status(200).send("hello from backend to frontend!");
+  });
+
+  //Api Routes
+  app.use("/api/weather", weatherRouter);
+
+  //non-exist path
+  app.use(notFound);
+
+  //error handling
+  app.use(errorHandler);
+
+  app.listen(PORT, () => {
+    console.log(`Server is running at http://127.0.0.1:${PORT}`);
+  });
+}
+
+main();

From 03c1982f943baa4bff376f3d9f3ef59076f12716 Mon Sep 17 00:00:00 2001
From: Yana Seniuk <senyukyana26@gmail.com>
Date: Fri, 2 May 2025 19:06:33 +0200
Subject: [PATCH 10/13] include server.js

---
 assignments/hackyourtemperature/package.json | 2 +-
 assignments/hackyourtemperature/server.js    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/assignments/hackyourtemperature/package.json b/assignments/hackyourtemperature/package.json
index 99fc6585a..5cc9a66c3 100644
--- a/assignments/hackyourtemperature/package.json
+++ b/assignments/hackyourtemperature/package.json
@@ -5,7 +5,7 @@
   "main": "server.js",
 	"type": "module",
   "scripts": {
-    "start": "node --watch --env-file=.env src/server.js"
+    "start": "node --watch --env-file=.env server.js"
   },
   "author": "yanaesher",
   "license": "ISC",
diff --git a/assignments/hackyourtemperature/server.js b/assignments/hackyourtemperature/server.js
index b8553a956..7c9a4f37d 100644
--- a/assignments/hackyourtemperature/server.js
+++ b/assignments/hackyourtemperature/server.js
@@ -21,7 +21,7 @@ function main() {
 
   //non-exist path
   app.use(notFound);
-
+ 
   //error handling
   app.use(errorHandler);
 

From bcfc24d6d7511609aff4312167e1cc80620564ac Mon Sep 17 00:00:00 2001
From: yanaesher <senyukyana26@gmail.com>
Date: Sun, 4 May 2025 20:48:10 +0200
Subject: [PATCH 11/13] feat: solve week2

---
 .../hackyourtemperature/__tests__/app.test.js | 62 +++++++++++++++++++
 assignments/hackyourtemperature/app.js        | 26 ++++++++
 .../hackyourtemperature/babel.config.cjs      | 12 ++++
 .../hackyourtemperature/jest.config.js        |  8 +++
 assignments/hackyourtemperature/package.json  | 15 +++--
 assignments/hackyourtemperature/server.js     | 24 +------
 .../hackyourtemperature/src/constants.js      |  2 +
 .../src/controllers/weather.controller.js     | 18 +++++-
 assignments/hackyourtemperature/src/keys.js   |  1 +
 .../src/middlewares/error.middleware.js       |  3 +-
 .../src/middlewares/validateBody.js           |  2 +-
 .../src/routes/temperature.routes.js          |  4 +-
 .../src/services/weather.service.js           | 10 +++
 .../src/utils/fetchHelper.js                  | 11 ++++
 14 files changed, 164 insertions(+), 34 deletions(-)
 create mode 100644 assignments/hackyourtemperature/__tests__/app.test.js
 create mode 100644 assignments/hackyourtemperature/app.js
 create mode 100644 assignments/hackyourtemperature/babel.config.cjs
 create mode 100644 assignments/hackyourtemperature/jest.config.js
 create mode 100644 assignments/hackyourtemperature/src/constants.js
 create mode 100644 assignments/hackyourtemperature/src/keys.js
 create mode 100644 assignments/hackyourtemperature/src/services/weather.service.js
 create mode 100644 assignments/hackyourtemperature/src/utils/fetchHelper.js

diff --git a/assignments/hackyourtemperature/__tests__/app.test.js b/assignments/hackyourtemperature/__tests__/app.test.js
new file mode 100644
index 000000000..b5670999d
--- /dev/null
+++ b/assignments/hackyourtemperature/__tests__/app.test.js
@@ -0,0 +1,62 @@
+import app from "../app.js";
+import supertest from "supertest";
+
+const request = supertest(app);
+
+describe("GET /", () => {
+  it("Should return text 'hello from backend to frontend'", async () => {
+    const response = await request.get("/");
+
+    expect(response.text).toBe("hello from backend to frontend!");
+    expect(response.status).toBe(200);
+  });
+});
+
+describe("POST /api/weather", () => {
+  it("Should response JSON with cityName and temperature properties", async () => {
+    const response = await request.post("/api/weather").send({
+      cityName: "Amsterdam",
+    });
+
+    expect(response.status).toBe(200);
+    expect(response.body).toHaveProperty("cityName");
+    expect(response.body).toHaveProperty("temperature");
+  });
+
+  it("Should response JSON with cityName not found", async () => {
+    const cityName = "andromeda";
+    const response = await request.post("/api/weather").send({
+      cityName: `${cityName}`,
+    });
+    expect(response.status).toBe(404);
+    expect(response.body).toEqual({ error: `${cityName} not found` });
+  });
+
+  it("Should response 'Request body is missing'", async () => {
+    const response = await request.post("/api/weather");
+
+    expect(response.status).toBe(400);
+    expect(response.body.error).toMatch(/request body is missing/i);
+  });
+
+  it("Should response 'Required parameter 'cityName' is missing'", async () => {
+    const response = await request
+      .post("/api/weather")
+      .send({ cityName: "  " });
+
+    expect(response.status).toBe(400);
+    expect(response.body).toEqual({
+      error: "Required parameter 'cityName' is missing",
+    });
+  });
+});
+
+describe("Unknown routes", () => {
+  it("Should respond with 404 for undefined path", async () => {
+    const response = await request.get("/non-existing-path");
+
+    expect(response.status).toBe(404);
+    expect(response.body).toHaveProperty("error");
+    expect(response.body.error).toMatch(/not found/i);
+  });
+});
diff --git a/assignments/hackyourtemperature/app.js b/assignments/hackyourtemperature/app.js
new file mode 100644
index 000000000..e3a7d6b53
--- /dev/null
+++ b/assignments/hackyourtemperature/app.js
@@ -0,0 +1,26 @@
+import express from "express";
+import weatherRouter from "./src/routes/temperature.routes.js";
+
+import { notFound } from "./src/middlewares/notFound.middleware.js";
+import { errorHandler } from "./src/middlewares/error.middleware.js";
+
+const app = express();
+
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+
+//check server works
+app.get("/", (req, res) => {
+  res.status(200).send("hello from backend to frontend!");
+});
+
+//Api Routes
+app.use("/api/weather", weatherRouter);
+
+//non-exist path
+app.use(notFound);
+
+//error handling
+app.use(errorHandler);
+
+export default app;
diff --git a/assignments/hackyourtemperature/babel.config.cjs b/assignments/hackyourtemperature/babel.config.cjs
new file mode 100644
index 000000000..392abb66d
--- /dev/null
+++ b/assignments/hackyourtemperature/babel.config.cjs
@@ -0,0 +1,12 @@
+module.exports = {
+  presets: [
+    [
+      "@babel/preset-env",
+      {
+        targets: {
+          node: "current",
+        },
+      },
+    ],
+  ],
+};
diff --git a/assignments/hackyourtemperature/jest.config.js b/assignments/hackyourtemperature/jest.config.js
new file mode 100644
index 000000000..19ba9649e
--- /dev/null
+++ b/assignments/hackyourtemperature/jest.config.js
@@ -0,0 +1,8 @@
+export default {
+  // Tells jest that any file that has 2 .'s in it and ends with either js or jsx should be run through the babel-jest transformer
+  transform: {
+    "^.+\\.jsx?$": "babel-jest",
+  },
+  // By default our `node_modules` folder is ignored by jest, this tells jest to transform those as well
+  transformIgnorePatterns: [],
+};
diff --git a/assignments/hackyourtemperature/package.json b/assignments/hackyourtemperature/package.json
index 5cc9a66c3..44ccded93 100644
--- a/assignments/hackyourtemperature/package.json
+++ b/assignments/hackyourtemperature/package.json
@@ -3,15 +3,20 @@
   "version": "1.0.0",
   "description": "",
   "main": "server.js",
-	"type": "module",
+  "type": "module",
   "scripts": {
-    "start": "node --watch --env-file=.env server.js"
+    "start": "node --watch --env-file=.env server.js",
+	 "test": "jest"
   },
   "author": "yanaesher",
   "license": "ISC",
+  "dependencies": {
+    "express": "^5.1.0"
+  },
   "devDependencies": {
-    "express": "^5.1.0",
-    "express-handlebars": "^8.0.3",
-    "node-fetch": "^3.3.2"
+    "@babel/preset-env": "^7.27.1",
+    "babel-jest": "^29.7.0",
+    "jest": "^29.7.0",
+    "supertest": "^7.1.0"
   }
 }
diff --git a/assignments/hackyourtemperature/server.js b/assignments/hackyourtemperature/server.js
index 7c9a4f37d..80205b40c 100644
--- a/assignments/hackyourtemperature/server.js
+++ b/assignments/hackyourtemperature/server.js
@@ -1,30 +1,8 @@
-import express from "express";
-import weatherRouter from "./src/routes/temperature.routes.js";
+import app from "./app.js";
 
-import { notFound } from "./src/middlewares/notFound.middleware.js";
-import { errorHandler } from "./src/middlewares/error.middleware.js";
-
-const app = express();
 const PORT = process.env.PORT || 3000;
 
 function main() {
-  app.use(express.json());
-  app.use(express.urlencoded({ extended: false }));
-
-  //check server works
-  app.get("/", (req, res) => {
-    res.status(200).send("hello from backend to frontend!");
-  });
-
-  //Api Routes
-  app.use("/api/weather", weatherRouter);
-
-  //non-exist path
-  app.use(notFound);
- 
-  //error handling
-  app.use(errorHandler);
-
   app.listen(PORT, () => {
     console.log(`Server is running at http://127.0.0.1:${PORT}`);
   });
diff --git a/assignments/hackyourtemperature/src/constants.js b/assignments/hackyourtemperature/src/constants.js
new file mode 100644
index 000000000..78fbf616e
--- /dev/null
+++ b/assignments/hackyourtemperature/src/constants.js
@@ -0,0 +1,2 @@
+export const BASE_WEATHER_URL =
+  "https://api.openweathermap.org/data/2.5/weather";
diff --git a/assignments/hackyourtemperature/src/controllers/weather.controller.js b/assignments/hackyourtemperature/src/controllers/weather.controller.js
index 0cd25c2b2..a22188f28 100644
--- a/assignments/hackyourtemperature/src/controllers/weather.controller.js
+++ b/assignments/hackyourtemperature/src/controllers/weather.controller.js
@@ -1,11 +1,25 @@
-export function getCityName(req, res, next) {
+import { fetchCurrentWeather } from "../services/weather.service.js";
+
+export async function getCityCurrentWeather(req, res, next) {
   const { cityName } = req.body;
 
   if (!cityName?.trim()) {
     const error = new Error("Required parameter 'cityName' is missing");
     error.status = 400;
+
     return next(error);
   }
 
-  res.status(200).json({ cityName });
+  try {
+    const { name, main } = await fetchCurrentWeather(cityName);
+    res.status(200).json({ cityName: name, temperature: main.temp });
+  } catch (err) {
+    if (err.status === 404) {
+      const notFoundMessage = new Error(`${cityName} not found`);
+      notFoundMessage.status = 404;
+      return next(notFoundMessage);
+    }
+
+    next(err);
+  }
 }
diff --git a/assignments/hackyourtemperature/src/keys.js b/assignments/hackyourtemperature/src/keys.js
new file mode 100644
index 000000000..b10003544
--- /dev/null
+++ b/assignments/hackyourtemperature/src/keys.js
@@ -0,0 +1 @@
+export const API_WEATHER_KEY = "007dd5ca6a8f91773d26bde4f0099937";
diff --git a/assignments/hackyourtemperature/src/middlewares/error.middleware.js b/assignments/hackyourtemperature/src/middlewares/error.middleware.js
index dcd23d2af..d252b51e2 100644
--- a/assignments/hackyourtemperature/src/middlewares/error.middleware.js
+++ b/assignments/hackyourtemperature/src/middlewares/error.middleware.js
@@ -1,5 +1,6 @@
 export function errorHandler(err, req, res, next) {
   const statusCode = err.status || 500;
   const message = err.message || "Something went wrong";
-  res.status(statusCode).json({ message });
+
+  res.status(statusCode).json({ error: message });
 }
diff --git a/assignments/hackyourtemperature/src/middlewares/validateBody.js b/assignments/hackyourtemperature/src/middlewares/validateBody.js
index a988d0bcd..823ecc9e9 100644
--- a/assignments/hackyourtemperature/src/middlewares/validateBody.js
+++ b/assignments/hackyourtemperature/src/middlewares/validateBody.js
@@ -1,5 +1,5 @@
 export function validateBody(req, res, next) {
-  if (!req.body || Object.keys(req.body).length === 0) {
+  if (!req.body) {
     const error = new Error("Request body is missing");
     error.status = 400;
     return next(error);
diff --git a/assignments/hackyourtemperature/src/routes/temperature.routes.js b/assignments/hackyourtemperature/src/routes/temperature.routes.js
index 9c6ebf277..4435abc9f 100644
--- a/assignments/hackyourtemperature/src/routes/temperature.routes.js
+++ b/assignments/hackyourtemperature/src/routes/temperature.routes.js
@@ -1,8 +1,8 @@
 import { Router } from "express";
 import { validateBody } from "../middlewares/validateBody.js";
-import { getCityName } from "../controllers/weather.controller.js";
+import { getCityCurrentWeather } from "../controllers/weather.controller.js";
 const router = Router();
 
-router.post("/", validateBody, getCityName);
+router.post("/", validateBody, getCityCurrentWeather);
 
 export default router;
diff --git a/assignments/hackyourtemperature/src/services/weather.service.js b/assignments/hackyourtemperature/src/services/weather.service.js
new file mode 100644
index 000000000..5a17d8231
--- /dev/null
+++ b/assignments/hackyourtemperature/src/services/weather.service.js
@@ -0,0 +1,10 @@
+import { fetchData } from "../utils/fetchHelper.js";
+import { API_WEATHER_KEY } from "../keys.js";
+import { BASE_WEATHER_URL } from "../constants.js";
+
+export async function fetchCurrentWeather(cityName) {
+  const url = `${BASE_WEATHER_URL}?q=${cityName}&appid=${API_WEATHER_KEY}&units=metric`;
+
+  const weatherData = await fetchData(url);
+  return weatherData;
+}
diff --git a/assignments/hackyourtemperature/src/utils/fetchHelper.js b/assignments/hackyourtemperature/src/utils/fetchHelper.js
new file mode 100644
index 000000000..64974a855
--- /dev/null
+++ b/assignments/hackyourtemperature/src/utils/fetchHelper.js
@@ -0,0 +1,11 @@
+export async function fetchData(url) {
+  const response = await fetch(url);
+
+  if (!response.ok) {
+    const error = new Error(`Failed to fetch: ${response.status}`);
+    error.status = response.status;
+    throw error;
+  }
+
+  return response.json();
+}

From 97363357939a0a6d6820498ea2eea188c8b3d86d Mon Sep 17 00:00:00 2001
From: yanaesher <senyukyana26@gmail.com>
Date: Mon, 5 May 2025 23:11:52 +0200
Subject: [PATCH 12/13] refactor: moved server to src, changes json

---
 .../hackyourtemperature/__tests__/app.test.js    |  2 +-
 assignments/hackyourtemperature/package.json     |  3 ++-
 assignments/hackyourtemperature/server.js        | 11 -----------
 assignments/hackyourtemperature/{ => src}/app.js | 14 ++++----------
 ...emperature.routes.js => temperature.route.js} | 16 ++++++++--------
 assignments/hackyourtemperature/src/server.js    |  7 +++++++
 6 files changed, 22 insertions(+), 31 deletions(-)
 delete mode 100644 assignments/hackyourtemperature/server.js
 rename assignments/hackyourtemperature/{ => src}/app.js (54%)
 rename assignments/hackyourtemperature/src/routes/{temperature.routes.js => temperature.route.js} (97%)
 create mode 100644 assignments/hackyourtemperature/src/server.js

diff --git a/assignments/hackyourtemperature/__tests__/app.test.js b/assignments/hackyourtemperature/__tests__/app.test.js
index b5670999d..e39456279 100644
--- a/assignments/hackyourtemperature/__tests__/app.test.js
+++ b/assignments/hackyourtemperature/__tests__/app.test.js
@@ -1,4 +1,4 @@
-import app from "../app.js";
+import app from "../src/app.js";
 import supertest from "supertest";
 
 const request = supertest(app);
diff --git a/assignments/hackyourtemperature/package.json b/assignments/hackyourtemperature/package.json
index 44ccded93..696127971 100644
--- a/assignments/hackyourtemperature/package.json
+++ b/assignments/hackyourtemperature/package.json
@@ -5,7 +5,8 @@
   "main": "server.js",
   "type": "module",
   "scripts": {
-    "start": "node --watch --env-file=.env server.js",
+		"start": "node src/server.js",
+    "dev": "node --watch --env-file=.env src/server.js",
 	 "test": "jest"
   },
   "author": "yanaesher",
diff --git a/assignments/hackyourtemperature/server.js b/assignments/hackyourtemperature/server.js
deleted file mode 100644
index 80205b40c..000000000
--- a/assignments/hackyourtemperature/server.js
+++ /dev/null
@@ -1,11 +0,0 @@
-import app from "./app.js";
-
-const PORT = process.env.PORT || 3000;
-
-function main() {
-  app.listen(PORT, () => {
-    console.log(`Server is running at http://127.0.0.1:${PORT}`);
-  });
-}
-
-main();
diff --git a/assignments/hackyourtemperature/app.js b/assignments/hackyourtemperature/src/app.js
similarity index 54%
rename from assignments/hackyourtemperature/app.js
rename to assignments/hackyourtemperature/src/app.js
index e3a7d6b53..1a7d7a9fa 100644
--- a/assignments/hackyourtemperature/app.js
+++ b/assignments/hackyourtemperature/src/app.js
@@ -1,26 +1,20 @@
 import express from "express";
-import weatherRouter from "./src/routes/temperature.routes.js";
+import weatherRouter from "./routes/temperature.route.js";
 
-import { notFound } from "./src/middlewares/notFound.middleware.js";
-import { errorHandler } from "./src/middlewares/error.middleware.js";
+import { notFound } from "./middlewares/notFound.middleware.js";
+import { errorHandler } from "./middlewares/error.middleware.js";
 
 const app = express();
 
 app.use(express.json());
 app.use(express.urlencoded({ extended: false }));
 
-//check server works
+app.use("/api/weather", weatherRouter);
 app.get("/", (req, res) => {
   res.status(200).send("hello from backend to frontend!");
 });
 
-//Api Routes
-app.use("/api/weather", weatherRouter);
-
-//non-exist path
 app.use(notFound);
-
-//error handling
 app.use(errorHandler);
 
 export default app;
diff --git a/assignments/hackyourtemperature/src/routes/temperature.routes.js b/assignments/hackyourtemperature/src/routes/temperature.route.js
similarity index 97%
rename from assignments/hackyourtemperature/src/routes/temperature.routes.js
rename to assignments/hackyourtemperature/src/routes/temperature.route.js
index 4435abc9f..165d132f2 100644
--- a/assignments/hackyourtemperature/src/routes/temperature.routes.js
+++ b/assignments/hackyourtemperature/src/routes/temperature.route.js
@@ -1,8 +1,8 @@
-import { Router } from "express";
-import { validateBody } from "../middlewares/validateBody.js";
-import { getCityCurrentWeather } from "../controllers/weather.controller.js";
-const router = Router();
-
-router.post("/", validateBody, getCityCurrentWeather);
-
-export default router;
+import { Router } from "express";
+import { validateBody } from "../middlewares/validateBody.js";
+import { getCityCurrentWeather } from "../controllers/weather.controller.js";
+const router = Router();
+
+router.post("/", validateBody, getCityCurrentWeather);
+
+export default router;
diff --git a/assignments/hackyourtemperature/src/server.js b/assignments/hackyourtemperature/src/server.js
new file mode 100644
index 000000000..7adc49ba2
--- /dev/null
+++ b/assignments/hackyourtemperature/src/server.js
@@ -0,0 +1,7 @@
+import app from "./app.js";
+
+const PORT = process.env.PORT || 3000;
+
+app.listen(PORT, () => {
+  console.log(`Server is running at http://127.0.0.1:${PORT}`);
+});

From fc8904eb0ed56a5f69def11f515a67e0b3c7599a Mon Sep 17 00:00:00 2001
From: yanaesher <senyukyana26@gmail.com>
Date: Tue, 6 May 2025 00:49:14 +0200
Subject: [PATCH 13/13] refactor: change  GET/ to GET/api

---
 assignments/hackyourtemperature/src/app.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/assignments/hackyourtemperature/src/app.js b/assignments/hackyourtemperature/src/app.js
index 1a7d7a9fa..40607eb2c 100644
--- a/assignments/hackyourtemperature/src/app.js
+++ b/assignments/hackyourtemperature/src/app.js
@@ -10,7 +10,7 @@ app.use(express.json());
 app.use(express.urlencoded({ extended: false }));
 
 app.use("/api/weather", weatherRouter);
-app.get("/", (req, res) => {
+app.get("/api", (req, res) => {
   res.status(200).send("hello from backend to frontend!");
 });