Caesar-cipher/app.js at master · Saul-Lara/Caesar-cipher · GitHub

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import caesarCipher from "./caesar.js";

var alphabet;
var spanishAlphabet = [
	"a",
	"b",
	"c",
	"d",
	"e",
	"f",
	"g",
	"h",
	"i",
	"j",
	"k",
	"l",
	"m",
	"n",
	"ñ",
	"o",
	"p",
	"q",
	"r",
	"s",
	"t",
	"u",
	"v",
	"w",
	"x",
	"y",
	"z",
];

var englishAlphabet = [
	"a",
	"b",
	"c",
	"d",
	"e",
	"f",
	"g",
	"h",
	"i",
	"j",
	"k",
	"l",
	"m",
	"n",
	"o",
	"p",
	"q",
	"r",
	"s",
	"t",
	"u",
	"v",
	"w",
	"x",
	"y",
	"z",
];

document.addEventListener("DOMContentLoaded", function () {
	var button = document.querySelector(".navbar-burger");
	var menu = document.querySelector(".navbar-menu");
	button.onclick = () => {
		menu.classList.toggle("is-active");
		button.classList.toggle("is-active");
	};

	var btn_cipher = document.getElementById("btn_cipher");
	var btn_decipher = document.getElementById("btn_decipher");

	btn_cipher.addEventListener("click", function () {
		var selectedAlphabet = document.getElementById("mySelect").value;
		var valueA = document.getElementById("valueA").value;
		var valueB = document.getElementById("valueB").value;

		var text = document.getElementById("myTextarea").value;
		var textResult = document.getElementById("myTextResult");

		if (selectedAlphabet == "Spanish") {
			alphabet = spanishAlphabet;
		} else if (selectedAlphabet == "English") {
			alphabet = englishAlphabet;
		} else {
			return materialAlert(
				"Caesar cipher - Saul Lara",
				"Error selecting language.",
				() => {}
			);
		}

		var cipher = new caesarCipher(alphabet, valueA, valueB);

		if (!cipher.validate()) {
			return materialAlert(
				"Caesar cipher - Saul Lara",
				"A and B must be less than " + alphabet.length + " and greater than 0",
				() => {}
			);
		}

		if (text.length == 0) {
			return materialAlert(
				"Caesar cipher - Saul Lara",
				"Fill the message field, Please.",
				() => {}
			);
		}

		textResult.innerHTML = cipher.encrypt(text);
	});

	btn_decipher.addEventListener("click", function () {
		var selectedAlphabet = document.getElementById("mySelect").value;
		var valueA = document.getElementById("valueA").value;
		var valueB = document.getElementById("valueB").value;

		var text = document.getElementById("myTextarea").value;
		var textResult = document.getElementById("myTextResult");

		if (selectedAlphabet == "Spanish") {
			alphabet = spanishAlphabet;
		} else if (selectedAlphabet == "English") {
			alphabet = englishAlphabet;
		} else {
			return materialAlert(
				"Caesar cipher - Saul Lara",
				"Error selecting language.",
				() => {}
			);
		}

		var cipher = new caesarCipher(alphabet, valueA, valueB);

		if (!cipher.validate()) {
			return materialAlert(
				"Caesar cipher - Saul Lara",
				"A and B must be less than " + alphabet.length + " and greater than 0",
				() => {}
			);
		}

		if (text.length == 0) {
			return materialAlert(
				"Caesar cipher - Saul Lara",
				"Fill the message field, Please.",
				() => {}
			);
		}

		textResult.innerHTML = cipher.decrypt(text);
	});
});