multi mode

2026-07-31 10:10:19 +02:00
parent e39a1154e6
commit f7afee886b
25 changed files with 910 additions and 212 deletions
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2026 Mateusz Gruszczyński @linuxiarz.pl
+ * Source-Available Code / Dual-Licensed.
+ * 
+ * Free for non-commercial and evaluation use under terms of BSL/GPLv3.
+ * Commercial or production use requires a valid paid license.
+ * See LICENSE file in repository root for details.
+ */
+const STORAGE_KEY = "rustpad:theme";
+const DEFAULT_THEME = "dark";
+const THEMES = new Set(["dark", "light"]);
+
+function normalizeTheme(value) {
+  return THEMES.has(value) ? value : DEFAULT_THEME;
+}
+
+function updateBrowserChrome(theme) {
+  document.documentElement.dataset.theme = theme;
+  document.documentElement.style.colorScheme = theme;
+  document.querySelector('meta[name="color-scheme"]')?.setAttribute("content", theme);
+}
+
+export function getTheme() {
+  return normalizeTheme(document.documentElement.dataset.theme);
+}
+
+export function applyTheme(value, { persist = true } = {}) {
+  const theme = normalizeTheme(value);
+  const previousTheme = getTheme();
+  updateBrowserChrome(theme);
+  if (persist) {
+    try { localStorage.setItem(STORAGE_KEY, theme); } catch { }
+  }
+  if (theme !== previousTheme) {
+    window.dispatchEvent(new CustomEvent("rustpad:theme-change", { detail: { theme } }));
+  }
+  return theme;
+}
+
+export function applySessionTheme(session) {
+  if (session?.theme) applyTheme(session.theme);
+}
+
+window.addEventListener("storage", event => {
+  if (event.key === STORAGE_KEY && event.newValue) applyTheme(event.newValue, { persist: false });
+});