From 99194814a98126ba1347c01496972be744afeaf6 Mon Sep 17 00:00:00 2001
From: Felix Roos <flix91@gmail.com>
Date: Thu, 14 Dec 2023 10:36:56 +0100
Subject: [PATCH] move code hashing helpers to core

---
 packages/core/util.mjs       | 28 ++++++++++++++++++++++++++++
 website/src/repl/Repl.jsx    | 12 ++++++++++--
 website/src/repl/helpers.mjs | 25 -------------------------
 3 files changed, 38 insertions(+), 27 deletions(-)
 delete mode 100644 website/src/repl/helpers.mjs

diff --git a/packages/core/util.mjs b/packages/core/util.mjs
index 695eaacf..2b190c82 100644
--- a/packages/core/util.mjs
+++ b/packages/core/util.mjs
@@ -274,3 +274,31 @@ export const sol2note = (n, notation = 'letters') => {
   const oct = Math.floor(n / 12) - 1;
   return note + oct;
 };
+
+// code hashing helpers
+
+export function unicodeToBase64(text) {
+  const utf8Bytes = new TextEncoder().encode(text);
+  const base64String = btoa(String.fromCharCode(...utf8Bytes));
+  return base64String;
+}
+
+export function base64ToUnicode(base64String) {
+  const utf8Bytes = new Uint8Array(
+    atob(base64String)
+      .split('')
+      .map((char) => char.charCodeAt(0)),
+  );
+  const decodedText = new TextDecoder().decode(utf8Bytes);
+  return decodedText;
+}
+
+export function code2hash(code) {
+  return encodeURIComponent(unicodeToBase64(code));
+  //return '#' + encodeURIComponent(btoa(code));
+}
+
+export function hash2code(hash) {
+  return base64ToUnicode(decodeURIComponent(hash));
+  //return atob(decodeURIComponent(codeParam || ''));
+}
diff --git a/website/src/repl/Repl.jsx b/website/src/repl/Repl.jsx
index a606d67a..d4f85434 100644
--- a/website/src/repl/Repl.jsx
+++ b/website/src/repl/Repl.jsx
@@ -4,7 +4,16 @@ Copyright (C) 2022 Strudel contributors - see <https://github.com/tidalcycles/st
 This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
-import { cleanupDraw, cleanupUi, controls, evalScope, getDrawContext, logger } from '@strudel.cycles/core';
+import {
+  cleanupDraw,
+  cleanupUi,
+  controls,
+  evalScope,
+  getDrawContext,
+  logger,
+  code2hash,
+  hash2code,
+} from '@strudel.cycles/core';
 import { CodeMirror, cx, flash, useHighlighting, useStrudel, useKeydown } from '@strudel.cycles/react';
 import { getAudioContext, initAudioOnFirstClick, resetLoadedSounds, webaudioOutput } from '@strudel.cycles/webaudio';
 import { createClient } from '@supabase/supabase-js';
@@ -29,7 +38,6 @@ import {
 } from '../settings.mjs';
 import Loader from './Loader';
 import { settingPatterns } from '../settings.mjs';
-import { code2hash, hash2code } from './helpers.mjs';
 import { isTauri } from '../tauri.mjs';
 import { useWidgets } from '@strudel.cycles/react/src/hooks/useWidgets.mjs';
 import { writeText } from '@tauri-apps/api/clipboard';
diff --git a/website/src/repl/helpers.mjs b/website/src/repl/helpers.mjs
deleted file mode 100644
index b86e76f1..00000000
--- a/website/src/repl/helpers.mjs
+++ /dev/null
@@ -1,25 +0,0 @@
-export function unicodeToBase64(text) {
-  const utf8Bytes = new TextEncoder().encode(text);
-  const base64String = btoa(String.fromCharCode(...utf8Bytes));
-  return base64String;
-}
-
-export function base64ToUnicode(base64String) {
-  const utf8Bytes = new Uint8Array(
-    atob(base64String)
-      .split('')
-      .map((char) => char.charCodeAt(0)),
-  );
-  const decodedText = new TextDecoder().decode(utf8Bytes);
-  return decodedText;
-}
-
-export function code2hash(code) {
-  return encodeURIComponent(unicodeToBase64(code));
-  //return '#' + encodeURIComponent(btoa(code));
-}
-
-export function hash2code(hash) {
-  return base64ToUnicode(decodeURIComponent(hash));
-  //return atob(decodeURIComponent(codeParam || ''));
-}