Text Encoder/Decoder
+
diff --git a/script.js b/script.js
index 47e4cd2..ffabb92 100644
--- a/script.js
+++ b/script.js
@@ -1,18 +1,46 @@
+let key = 1; // Initialize key with a default value
+
function encryptText() {
const text = document.getElementById("inputText").value;
- if (!text) {
- alert("Please enter some text to encrypt.");
+ const cycles = parseInt(document.getElementById("cycles").value) || 1; // Use default value of 1 if cycles is not a valid number
+
+ if (!text || isNaN(cycles) || cycles <= 0) {
+ alert("Please enter some text and a valid number of cycles.");
+ return;
+ }
+
+ let encrypted = text;
+ for (let i = 0; i < cycles; i++) {
+ encrypted = encrypt(encrypted);
+ }
+
+ document.getElementById("inputText").value = encrypted;
+}
+
+function decryptText() {
+ const coded = document.getElementById("inputText").value;
+ const cycles = parseInt(document.getElementById("cycles").value) || 1; // Use default value of 1 if cycles is not a valid number
+
+ if (!coded || isNaN(cycles) || cycles <= 0) {
+ alert("Please enter some text and a valid number of cycles.");
return;
}
+ let decrypted = coded;
+ for (let i = 0; i < cycles; i++) {
+ decrypted = decrypt(decrypted);
+ }
+
+ document.getElementById("inputText").value = decrypted;
+}
+
+function encrypt(text) {
let halfLength = Math.floor(text.length / 2);
let parts = [];
parts.push(text.substring(0, halfLength));
parts.push(text.substring(halfLength).split("").reverse().join(""));
- let key = Math.floor(Math.random() * 9) + 1; // Random number between 1 and 9
let temp1 = [];
-
parts.forEach(i => {
let temp2 = "";
for (let j of i) {
@@ -23,16 +51,10 @@ function encryptText() {
});
let encrypted = temp1[1] + String(key) + temp1[0];
- document.getElementById("inputText").value = encrypted;
+ return encrypted;
}
-function decryptText() {
- const coded = document.getElementById("inputText").value;
- if (!coded) {
- alert("Please enter some text to decrypt.");
- return;
- }
-
+function decrypt(coded) {
const keyIndex = Math.floor(coded.length / 2);
const key = parseInt(coded.charAt(keyIndex));
@@ -52,14 +74,14 @@ function decryptText() {
});
let decrypted = temp1[1] + temp1[0].split("").reverse().join("");
- document.getElementById("inputText").value = decrypted;
+ return decrypted;
}
-function copyText(){
+function copyText() {
const copied = document.getElementById("inputText").value;
navigator.clipboard.writeText(copied);
}
-
function clearText(){
document.getElementById("inputText").value = "";
-}
+ document.getElementById("cycles").value = "";
+}
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diff --git a/style.css b/style.css
index 0dee60a..1c25d3f 100644
--- a/style.css
+++ b/style.css
@@ -27,6 +27,10 @@ textarea {
box-shadow: 0px 0px 10px black;
transition-duration: 0.2s;
}
+#cycles{
+ max-height: 1rem;
+ min-height: 1rem;
+}
button{
background-color: rgba(255, 255, 255, 0.204);
padding: 10px;
@@ -43,4 +47,4 @@ button:hover{
}
textarea:hover{
box-shadow: 0px 0px 0px black;
-}
+}
\ No newline at end of file