fix(theme): support full dynamic Light Mode and Dark Mode with CSS variables and storage sync
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@@ -4,33 +4,59 @@ import { useEffect, useState } from "react";
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const STORAGE_KEY = "mcpedia-theme";
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/** Dark mode toggle — persisted in localStorage, defaults to system preference. */
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export default function ThemeToggle() {
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const [dark, setDark] = useState(false);
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const [mounted, setMounted] = useState(false);
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const [isDark, setIsDark] = useState(true);
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useEffect(() => {
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setMounted(true);
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const stored = localStorage.getItem(STORAGE_KEY);
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const initial =
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const darkActive =
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stored === "dark" ||
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(stored === null &&
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window.matchMedia("(prefers-color-scheme: dark)").matches);
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setDark(initial);
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setIsDark(darkActive);
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if (darkActive) {
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document.documentElement.classList.add("dark");
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} else {
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document.documentElement.classList.remove("dark");
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}
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}, []);
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function toggle() {
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const next = !dark;
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setDark(next);
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const next = !isDark;
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setIsDark(next);
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localStorage.setItem(STORAGE_KEY, next ? "dark" : "light");
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document.documentElement.classList.toggle("dark", next);
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if (next) {
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document.documentElement.classList.add("dark");
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} else {
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document.documentElement.classList.remove("dark");
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}
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}
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if (!mounted) {
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return (
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<div className="w-8 h-8 rounded-lg bg-[var(--bg-elevated)] border border-[var(--border-color)] opacity-50" />
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);
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}
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return (
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<button
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onClick={toggle}
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aria-label="Toggle dark mode"
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className="text-[#d0d6e0] hover:text-[#f7f8f8] p-1 rounded transition-colors"
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type="button"
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aria-label={isDark ? "Switch to light mode" : "Switch to dark mode"}
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title={isDark ? "Switch to light mode" : "Switch to dark mode"}
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className="p-1.5 rounded-lg text-[var(--text-muted)] hover:text-[var(--text-primary)] hover:bg-[var(--bg-elevated)] border border-transparent hover:border-[var(--border-color)] transition-all flex items-center justify-center"
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>
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{dark ? "☀️" : "🌙"}
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{isDark ? (
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<svg className="w-4 h-4 text-amber-300" fill="none" viewBox="0 0 24 24" stroke="currentColor">
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<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 3v1m0 16v1m9-9h-1M4 12H3m15.364 6.364l-.707-.707M6.343 6.343l-.707-.707m12.728 0l-.707.707M6.343 17.657l-.707.707M16 12a4 4 0 11-8 0 4 4 0 018 0z" />
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</svg>
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) : (
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<svg className="w-4 h-4 text-indigo-600" fill="none" viewBox="0 0 24 24" stroke="currentColor">
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<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M20.354 15.354A9 9 0 018.646 3.646 9.003 9.003 0 0012 21a9.003 9.003 0 008.354-5.646z" />
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</svg>
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)}
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</button>
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);
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}
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