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WIP: dark mode

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ISA
2025-09-08 15:01:34 +02:00
parent 12d3a17f60
commit d163df0d96
30 changed files with 380 additions and 262 deletions
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24
pages/_document.tsx
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@@ -1,26 +1,22 @@
import { Html, Head, Main, NextScript } from "next/document";
/**
* Custom Document to inject an early theme script so the dark-mode preference
* (stored in localStorage under key 'theme': 'dark' | 'light') is applied
* before the first paint. This verhindert ein "Flash" von Light-Mode beim
* Seitenwechsel / Reload in der statisch gebauten Produktion.
*/
export default function Document() {
const setThemeScript = `(()=>{try{const k='theme';const t=localStorage.getItem(k);const m=window.matchMedia('(prefers-color-scheme: dark)').matches;const useDark = t? t==='dark' : m;const c=document.documentElement.classList;useDark?c.add('dark'):c.remove('dark');}catch(e){/* ignore */}})();`;
return (
<Html lang="de">
<Head>
{/* Füge Meta-Tags, CSS-Links und andere Header-Inhalte hier hinzu */}
<link rel="icon" href="/favicon.png" type="image/png" />
{/* Early inline script (no external blocking) */}
<script
// eslint-disable-next-line react/no-danger
dangerouslySetInnerHTML={{ __html: setThemeScript }}
/>
</Head>
<body>
<Main />
<NextScript />
{/* Theme init (executed before React hydration) */}
<script
// eslint-disable-next-line react/no-danger
dangerouslySetInnerHTML={{
__html: `(() => { try { const ls = localStorage.getItem('theme'); const mql = window.matchMedia('(prefers-color-scheme: dark)'); const wantDark = ls === 'dark' || (!ls && mql.matches); if (wantDark) document.documentElement.classList.add('dark'); } catch(e) {} })();`,
}}
/>
<Main /> {/* Hier wird der Seiteninhalt eingebettet */}
<NextScript /> {/* Fügt Next.js-Skripte für die Seite hinzu */}
</body>
</Html>
);