62 lines
1.7 KiB
TypeScript
62 lines
1.7 KiB
TypeScript
'use client'
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import { useEffect } from 'react'
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import { applyDocumentTheme, normalizeThemeId } from '@/lib/apply-document-theme'
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interface ThemeInitializerProps {
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theme?: string
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fontSize?: string
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fontFamily?: string
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}
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export function ThemeInitializer({ theme, fontSize, fontFamily }: ThemeInitializerProps) {
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useEffect(() => {
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const applyFontSize = (s?: string) => {
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const size = s || 'medium'
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const fontSizeMap: Record<string, string> = {
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small: '14px',
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medium: '16px',
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large: '18px',
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'extra-large': '20px',
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}
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const fontSizeFactorMap: Record<string, number> = {
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small: 0.95,
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medium: 1.0,
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large: 1.1,
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'extra-large': 1.25,
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}
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const root = document.documentElement
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root.style.setProperty('--user-font-size', fontSizeMap[size] || '16px')
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root.style.setProperty('--user-font-size-factor', (fontSizeFactorMap[size] || 1).toString())
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}
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const localTheme = localStorage.getItem('theme-preference')
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const effectiveTheme = localTheme || theme || 'light'
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applyDocumentTheme(effectiveTheme)
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if (!localTheme && theme) {
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localStorage.setItem('theme-preference', normalizeThemeId(theme))
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}
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applyFontSize(fontSize)
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const localFontFamily = localStorage.getItem('font-family')
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const effectiveFontFamily = localFontFamily || fontFamily || 'inter'
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const root = document.documentElement
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if (effectiveFontFamily === 'system') {
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root.classList.add('font-system')
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} else {
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root.classList.remove('font-system')
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}
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if (!localFontFamily && fontFamily) {
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localStorage.setItem('font-family', fontFamily)
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}
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}, [theme, fontSize, fontFamily])
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return null
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}
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