From 89e8a3b80e427b2a4791e9d69768f2e27065199c Mon Sep 17 00:00:00 2001
From: Kavin <20838718+FireMasterK@users.noreply.github.com>
Date: Thu, 9 Feb 2023 01:05:54 +0000
Subject: [PATCH] Add key generation and base64 encoding and decoding utils.

---
 src/utils/encryptionUtils.js | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/utils/encryptionUtils.js b/src/utils/encryptionUtils.js
index 20ebd3a5..a75cbb41 100644
--- a/src/utils/encryptionUtils.js
+++ b/src/utils/encryptionUtils.js
@@ -17,3 +17,20 @@ export async function decryptAESGCM(ciphertextArray, key) {
 
     return decrypted;
 }
+
+export async function generateKey() {
+    const algorithm = { name: "AES-GCM", length: 256 };
+    const key = await crypto.subtle.generateKey(algorithm, true, ["encrypt", "decrypt"]);
+
+    return await crypto.subtle.exportKey("raw", key);
+}
+
+export function encodeArrayToBase64(array) {
+    const chars = String.fromCharCode.apply(null, array);
+    return btoa(chars);
+}
+
+export function decodeBase64ToArray(base64) {
+    const chars = atob(base64);
+    return new Uint8Array(chars.split("").map(c => c.charCodeAt(0)));
+}