hexo-theme-keep/source/js/toggle-mode.js

57 lines
1.5 KiB
JavaScript

/**
* 日间/夜间 模式切换
*/
const modeToggleBtn = document.querySelector('.mode-toggle-btn');
const iconDom = modeToggleBtn.querySelector('i');
const modeConfig = JSON.parse(localStorage.getItem('ils_x'));
if (modeConfig) {
if (modeConfig.prefersColorScheme === 'dark') {
if (modeConfig.isDark) {
document.body.classList.remove('light-mode');
iconDom.className = 'fa fa-lightbulb-o';
} else {
iconDom.className = 'fa fa-moon-o';
document.body.classList.add('light-mode');
}
} else {
if (modeConfig.isDark) {
document.body.classList.remove('dark-mode');
iconDom.className = 'fa fa-moon-o';
} else {
document.body.classList.add('dark-mode');
iconDom.className = 'fa fa-lightbulb-o';
}
}
}
const setItemUtil = (modeClass, prefersColorScheme) => {
document.body.classList.toggle(modeClass);
const isDark = document.body.className.indexOf(modeClass) === -1;
iconDom.className = isDark ? 'fa fa-moon-o' : 'fa fa-lightbulb-o';
localStorage.setItem('ils_x', JSON.stringify(
{
prefersColorScheme: prefersColorScheme,
isDark: isDark
}
));
};
modeToggleBtn.addEventListener('click', function (e) {
if (
window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches
) {
setItemUtil('light-mode', 'dark');
} else {
setItemUtil('dark-mode', 'light');
}
});