index.js

// const http = require("http");
// const fs = require("fs");
// const requests = require("requests");

// const indexFile = fs.readFileSync("index.html", "utf-8");

// const replaceVal = (tempVal, orgVal) => {
// 	//here tempVal is htmlData and orgVal is API fetch data
// 	let temperature = tempVal.replace("{%tempval%}", orgVal.main.temp);
// 	temperature = tempVal.replace("{%tempmin%}", orgVal.main.temp_min);
// 	temperature = tempVal.replace("{%tempmax%}", orgVal.main.temp_max);
// 	temperature = tempVal.replace("{%location%}", orgVal.name);
// 	temperature = tempVal.replace("{%country%}", orgVal.sys.country);
// 	temperature = tempVal.replace("{%tempStatus%}", orgVal.weather[0]);

// 	// console.log(orgVal.main.temp);  // checking if data is correct or not
// 	return temperature;
// };
// const server = http.createServer((req, res) => {
// 	if (req.url == "/")
// 		requests(
// 			"https://api.openweathermap.org/data/2.5/weather?q=Delhi&appid=7a1172319da083a113c44ad96da1d389",
// 		)
// 			.on("data", (chunk) => {
// 				const objData = JSON.parse(chunk);
// 				// console.log(objData);
// 				// const minTEmp = objData.main.temp_min;
// 				// const maxTemp = objData.main.temp_max;
// 				// const location = objData.name;
// 				// console.log(location, minTEmp, maxTemp);

// 				const arrData = [objData];
// 				// console.log(arrData[0].main.temp);
// 				const realTimeData = arrData
// 					.map((val) => replaceVal(indexFile, val))
// 					.join(" ");
// 				res.write(realTimeData);
// 				// console.log(realTimeData);
// 			})
// 			.on("end", (err) => {
// 				if (err) return console.log("connection closed due to errors", err);
// 				res.end();
// 			});
// });

// server.listen(8000, "127.0.0.1");

const http = require("http");
const fs = require("fs");
const requests = require("requests");
const indexFile = fs.readFileSync("index.html", "utf-8");

const replaceVal = (tempVal, orgVal) => {
	let temperature = tempVal
		.replace("{%tempval%}", orgVal.main.temp)
		.replace("{%tempmin%}", orgVal.main.temp_min)
		.replace("{%tempmax%}", orgVal.main.temp_max)
		.replace("{%location%}", orgVal.name)
		.replace("{%country%}", orgVal.sys.country)
		.replace("{%tempStatus%}", orgVal.weather[0]);
	return temperature;
	// console.log(orgval.main.temp);
};

const server = http.createServer((req, res) => {
	if (req.url == "/")
		requests(
			"https://api.openweathermap.org/data/2.5/weather?q=Delhi&units=metric&appid=7a1172319da083a113c44ad96da1d389",
		)
			.on("data", (chunk) => {
				const objData = JSON.parse(chunk);
				const arrData = [objData];
				const realTimeData = arrData
					.map((val) => replaceVal(indexFile, val))
					.join(" ");
				res.write(realTimeData);
			})
			.on("end", (err) => {
				if (err) return console.log("connection closed due to errors", err);
				res.end();
			});
});
server.listen(8000, "127.0.0.1");