Merge pull request sanscript-tech#389 from Sapna2001/currency

Currency Convert CLI

Author: SANKET7738

JavaScript/Currency_Converter_CLI/Readme.md

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+# Currency Converter CLI
+
+A simple script to convert currencies.</br>
+URL used : "https://api.exchangerate-api.com/v4/latest"
+
+## How to use the script ?
+
+Installations:</br>
+- readline-sync</br>
+npm install readline-sync
+- fetch</br>
+npm i node-fetch --save</br>
+
+To run the script, run this command in the terminal:</br>
+$ node "path_of_the_file"</br>
+For example:</br>
+$ node "c:\Users\Sapna\Desktop\hacking-tools-scripts\JavaScript\Currency_Converter_CLI\script.js"</br>
+
+## Screenshot
+![demo1](https://user-images.githubusercontent.com/56690856/99526338-21f40800-29c1-11eb-9927-eb9070e4fdfc.png)
+![demo2](https://user-images.githubusercontent.com/56690856/99526342-24566200-29c1-11eb-88e3-f47b24e07cab.png)

JavaScript/Currency_Converter_CLI/requirements.txt

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+fetch
+readlineSync

JavaScript/Currency_Converter_CLI/script.js

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+const readlineSync = require("readline-sync");
+const fetch = require("node-fetch");
+
+// api
+const api = "https://api.exchangerate-api.com/v4/latest";
+
+// options for currencies
+var options = [
+	"AED",
+	"ARS",
+	"AUD",
+	"BGN",
+	"BRL",
+	"CAD",
+	"CHF",
+	"CLP",
+	"CNY",
+	"COP",
+	"CZK",
+	"DKK",
+	"EGP",
+	"EUR",
+	"FJD",
+	"GBP",
+	"GTQ",
+	"HKD",
+	"HRK",
+	"IDR",
+	"HUF",
+	"ILS",
+	"INR",
+	"ISK",
+	"JPY",
+	"KRW",
+	"KZT",
+	"MVR",
+	"MXN",
+	"MYR",
+	"NOK",
+	"NZD",
+	"PAB",
+	"PEN",
+	"PHP",
+	"PKR",
+	"PLN",
+	"PYG",
+	"RON",
+	"RUB",
+	"SAR",
+	"SEK",
+	"SGD",
+	"THB",
+	"TRY",
+	"TWD",
+	"UAH",
+	"UYU",
+	"ZAR",
+];
+
+console.log("Options available");
+
+// display options
+options.forEach(function printOptions(item) {
+	console.log(item);
+});
+
+var fromCurrency = readlineSync.question("From Currency:");
+var fromValue = readlineSync.question("Enter Value:");
+var toCurrency = readlineSync.question("To Currency:");
+var toValue;
+
+// function to convert
+function convert() {
+	fetch(`${api}/${fromCurrency}`)
+		.then((result) => result.json())
+		.then((result) => {
+			const rate = result.rates[toCurrency];
+            toValue = (fromValue * rate).toFixed(2);
+            console.log(`${fromValue} ${fromCurrency} = ${toValue} ${toCurrency}`);
+		});
+}
+
+convert();