69 lines
2.2 KiB
JavaScript
69 lines
2.2 KiB
JavaScript
/*!
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* Color mode toggler for CoreUI's docs (https://coreui.io/)
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* Copyright (c) 2024 creativeLabs Łukasz Holeczek
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* Licensed under the Creative Commons Attribution 3.0 Unported License.
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*/
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(() => {
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const THEME = 'coreui-free-bootstrap-admin-template-theme'
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const getStoredTheme = () => localStorage.getItem(THEME)
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const setStoredTheme = theme => localStorage.setItem(THEME, theme)
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const getPreferredTheme = () => {
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const storedTheme = getStoredTheme()
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if (storedTheme) {
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return storedTheme
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}
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return window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light'
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}
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const setTheme = theme => {
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if (theme === 'auto' && window.matchMedia('(prefers-color-scheme: dark)').matches) {
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document.documentElement.setAttribute('data-coreui-theme', 'dark')
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} else {
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document.documentElement.setAttribute('data-coreui-theme', theme)
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}
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const event = new Event('ColorSchemeChange')
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document.documentElement.dispatchEvent(event)
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}
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setTheme(getPreferredTheme())
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const showActiveTheme = theme => {
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const activeThemeIcon = document.querySelector('.theme-icon-active use')
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const btnToActive = document.querySelector(`[data-coreui-theme-value="${theme}"]`)
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const svgOfActiveBtn = btnToActive.querySelector('svg use').getAttribute('xlink:href')
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for (const element of document.querySelectorAll('[data-coreui-theme-value]')) {
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element.classList.remove('active')
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}
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btnToActive.classList.add('active')
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activeThemeIcon.setAttribute('xlink:href', svgOfActiveBtn)
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}
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window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', () => {
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const storedTheme = getStoredTheme()
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if (storedTheme !== 'light' || storedTheme !== 'dark') {
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setTheme(getPreferredTheme())
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}
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})
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window.addEventListener('DOMContentLoaded', () => {
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showActiveTheme(getPreferredTheme())
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for (const toggle of document.querySelectorAll('[data-coreui-theme-value]')) {
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toggle.addEventListener('click', () => {
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const theme = toggle.getAttribute('data-coreui-theme-value')
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setStoredTheme(theme)
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setTheme(theme)
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showActiveTheme(theme)
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})
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}
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})
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})()
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