25 lines
1.0 KiB
JavaScript
25 lines
1.0 KiB
JavaScript
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// Pre-bundle theme apply — avoids a light/dark flash. Mirrors applyTheme in
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// client/contexts/ThemeContext.tsx (theme 'system' follows the OS).
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// External file (not inline in index.html) so the CSP stays `script-src 'self'`
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// with no inline-hash maintenance across build-tool upgrades.
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(function () {
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try {
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var s = localStorage.getItem('bt-theme');
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if (s === 'dark-purple') s = 'dark';
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var theme = s === 'light' || s === 'dark' || s === 'system' ? s : 'dark';
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var resolved =
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theme === 'system'
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? window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches
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? 'dark'
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: 'light'
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: theme;
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var root = document.documentElement;
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if (resolved === 'dark') root.classList.add('dark');
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else root.classList.remove('dark');
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var m = document.querySelector('meta[name="theme-color"]');
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if (m) m.setAttribute('content', resolved === 'dark' ? '#101417' : '#f8faf9');
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} catch (e) {
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/* localStorage/matchMedia unavailable — keep default */
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}
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})();
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