Rimha noode.js

assignments/config-files/hackyourtemperature/__tests__/app.test.js

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+const request = require("supertest"); 
+
+jest.mock("node-fetch", () => jest.fn());
+
+const fetch = require("node-fetch");
+const app = require("../app.js");
+
+describe("POST /weather", () => {
+  it("should return weather text for a valid city", async () => {
+    fetch.mockResolvedValue({
+      json: async () => ({
+        main: { temp: 280 },
+        cod: 200,
+      }),
+    });
+
+    const response = await request(app)
+      .post("/weather")
+      .send({ cityName: "London" });
+
+    expect(response.statusCode).toBe(200);
+    expect(response.body.weatherText).toContain("The weather in London");
+  });
+
+  it("should return an error if city name is missing", async () => {
+    const response = await request(app).post("/weather").send({});
+
+    expect(response.statusCode).toBe(400);
+    expect(response.body.weatherText).toBe("City name is required!");
+  });
+
+  it("should return city not found for invalid city", async () => {
+    // نرجّع كود 404 من الـ API
+    fetch.mockResolvedValue({
+      json: async () => ({
+        cod: "404",
+      }),
+    });
+
+    const response = await request(app)
+      .post("/weather")
+      .send({ cityName: "asdkjashdkjashd" });
+
+    expect(response.body.weatherText).toBe("City is not found!");
+  });
+});

assignments/config-files/hackyourtemperature/app.js

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+const express = require("express");
+const fetch = require("node-fetch");
+const keys = require("./sources/keys.js");
+
+const app = express();
+app.use(express.json());
+
+app.get("/", (req, res) => {
+  res.send("hello from backend to frontend!");
+});
+
+app.post("/weather", async (req, res) => {
+  const cityName = req.body.cityName;
+
+  if (!cityName) {
+    return res.status(400).send({ weatherText: "City name is required!" });
+  }
+
+  try {
+    const response = await fetch(
+      `https://api.openweathermap.org/data/2.5/weather?q=${cityName}&APPID=${keys.API_KEY}`
+    );
+
+    const data = await response.json();
+
+    if (data.cod === "404") {
+      return res.send({ weatherText: "City is not found!" });
+    }
+
+    const temperature = data.main.temp;
+
+    res.send({
+      weatherText: `The weather in ${cityName} is ${temperature}K`,
+    });
+  } catch (error) {
+    res.status(500).send({ weatherText: "Server error" });
+  }
+});
+
+module.exports = app;

assignments/config-files/hackyourtemperature/package.json

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+{
+  "name": "hackyourtemperature",
+  "version": "1.0.0",
+  "main": "server.js",
+  "scripts": {
+    "start": "node server.js",
+    "test": "jest"
+  },
+  "dependencies": {
+    "express": "^5.1.0",
+    "express-handlebars": "^8.0.3",
+    "node-fetch": "^2.7.0"
+  },
+  "devDependencies": {
+    "jest": "^29.7.0",
+    "supertest": "^7.1.4"
+  }
+}

assignments/config-files/hackyourtemperature/server.js

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+import app from "./app.js";
+
+const PORT = 3000;
+
+app.listen(PORT, () => {
+  console.log(`Server running on http://localhost:${PORT}`);
+});

assignments/config-files/hackyourtemperature/sources/keys.js

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+const keys = {
+  API_KEY: "bd21a4fa2fde54d62c4e7df4d764ef31"
+};

package.json

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+{
+  "name": "node.js-cohort54",
+  "version": "1.0.0",
+  "description": "> If you are following the HackYourFuture curriculum we recommend you to start with module 1: [HTML/CSS/GIT](https://github.com/HackYourFuture/HTML-CSS). To get a complete overview of the HackYourFuture curriculum first, click [here](https://github.com/HackYourFuture/curriculum).",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/Hadidreem17/Node.js-Cohort54.git"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/Hadidreem17/Node.js-Cohort54/issues"
+  },
+  "homepage": "https://github.com/Hadidreem17/Node.js-Cohort54#readme"
+}