schalli
6039387857
- Zustand sidebar store with persist middleware (collapse/expand, mobile open) - Sticky header with logo, breadcrumb, theme toggle, locale switcher, user avatar - Collapsible sidebar with Dashboard/Marketplace nav, accordion categories, footer - Mobile responsive: hamburger menu with overlay sidebar on small screens - Theme toggle cycling light/dark/system with mounted guard - Locale switcher setting NEXT_LOCALE cookie with router.refresh - Empty dashboard state with grid icon, "Keine Widgets aktiv" text, add button - AppShell composing header + sidebar + responsive main content area - All user-visible strings via useTranslations (UI-03 compliance)
99 lines
2.7 KiB
TypeScript
99 lines
2.7 KiB
TypeScript
'use client';
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import { useTheme } from 'next-themes';
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import { useTranslations } from 'next-intl';
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import { useEffect, useState } from 'react';
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export function ThemeToggle() {
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const { theme, setTheme } = useTheme();
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const t = useTranslations('theme');
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const [mounted, setMounted] = useState(false);
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useEffect(() => {
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setMounted(true);
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}, []);
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function cycleTheme() {
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if (theme === 'light') {
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setTheme('dark');
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} else if (theme === 'dark') {
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setTheme('system');
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} else {
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setTheme('light');
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}
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}
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const label = mounted
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? theme === 'light'
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? t('light')
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: theme === 'dark'
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? t('dark')
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: t('system')
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: '';
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return (
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<button
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onClick={cycleTheme}
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className="inline-flex items-center justify-center rounded-md p-2 text-muted-foreground hover:bg-muted hover:text-foreground transition-colors"
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aria-label={label}
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title={label}
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>
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{!mounted ? (
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<span className="h-5 w-5" />
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) : theme === 'light' ? (
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<svg
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xmlns="http://www.w3.org/2000/svg"
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width="20"
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height="20"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="2"
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strokeLinecap="round"
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strokeLinejoin="round"
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>
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<circle cx="12" cy="12" r="5" />
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<line x1="12" y1="1" x2="12" y2="3" />
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<line x1="12" y1="21" x2="12" y2="23" />
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<line x1="4.22" y1="4.22" x2="5.64" y2="5.64" />
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<line x1="18.36" y1="18.36" x2="19.78" y2="19.78" />
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<line x1="1" y1="12" x2="3" y2="12" />
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<line x1="21" y1="12" x2="23" y2="12" />
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<line x1="4.22" y1="19.78" x2="5.64" y2="18.36" />
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<line x1="18.36" y1="5.64" x2="19.78" y2="4.22" />
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</svg>
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) : theme === 'dark' ? (
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<svg
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xmlns="http://www.w3.org/2000/svg"
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width="20"
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height="20"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="2"
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strokeLinecap="round"
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strokeLinejoin="round"
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>
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<path d="M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z" />
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</svg>
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) : (
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<svg
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xmlns="http://www.w3.org/2000/svg"
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width="20"
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height="20"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="2"
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strokeLinecap="round"
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strokeLinejoin="round"
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>
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<rect x="2" y="3" width="20" height="14" rx="2" ry="2" />
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<line x1="8" y1="21" x2="16" y2="21" />
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<line x1="12" y1="17" x2="12" y2="21" />
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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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