74 lines
2.4 KiB
JavaScript
74 lines
2.4 KiB
JavaScript
// Insert this script in your index.html right after the <body> tag.
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// This will help to prevent a flash if dark mode is the default.
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const COLORS = {
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light: {
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body: '#f5f5f5',
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color: '#212529',
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navbarVariant: 'light',
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navLink: 'rgba(0, 0, 0, 0.5)',
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navLinkFocus: 'rgba(0, 0, 0, 0.7)',
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navLinkActive: 'rgba(0, 0, 0, 0.9)',
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borderColor: '#ced4da',
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inputBg: '#ffffff',
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inputDisabledBg: '#e9ecef',
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dropdownItemColor: 'rgba(0, 0, 0, 0.7)',
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dropdownItemColorHover: 'rgba(0, 0, 0, 0.9)',
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commentBg: 'rgba(0, 0, 0, 0.03)',
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clickToContextColor: 'rgba(0, 0, 0, 0.05)',
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brandColor: 'rgba(0, 0, 0, 0.9)'
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},
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dark: {
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body: '#000000',
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inputBg: '#000000',
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inputDisabledBg: '#000000',
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navLink: 'rgba(255, 255, 255, 0.5)',
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navLinkFocus: 'rgba(255, 255, 255, 0.75)',
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navLinkActive: 'rgba(255, 255, 255, 0.9)',
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borderColor: 'rgba(255, 255, 255, 0.5)',
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dropdownItemColor: 'rgba(255, 255, 255, 0.7)',
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dropdownItemColorHover: 'rgba(255, 255, 255, 0.9)',
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commentBg: 'rgba(255, 255, 255, 0.04)',
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clickToContextColor: 'rgba(255, 255, 255, 0.08)',
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color: '#f8f9fa',
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brandColor: 'var(--primary)'
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}
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}
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const handleThemeChange = (dark) => {
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const root = window.document.documentElement
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const colors = COLORS[dark ? 'dark' : 'light']
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Object.entries(colors).forEach(([varName, value]) => {
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const cssVarName = `--theme-${varName}`
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root.style.setProperty(cssVarName, value)
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})
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}
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if (typeof window !== 'undefined') {
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(function () {
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// Change these if you use something different in your hook.
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const storageKey = 'darkMode'
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const preferDarkQuery = '(prefers-color-scheme: dark)'
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const mql = window.matchMedia(preferDarkQuery)
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const supportsColorSchemeQuery = mql.media === preferDarkQuery
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let localStorageTheme = null
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try {
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localStorageTheme = localStorage.getItem(storageKey)
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} catch (err) {}
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const localStorageExists = localStorageTheme !== null
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if (localStorageExists) {
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localStorageTheme = JSON.parse(localStorageTheme)
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}
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// Determine the source of truth
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if (localStorageExists) {
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// source of truth from localStorage
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handleThemeChange(localStorageTheme)
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} else if (supportsColorSchemeQuery) {
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// source of truth from system
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handleThemeChange(mql.matches)
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localStorage.setItem(storageKey, mql.matches)
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}
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})()
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}
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