semaphore/routes/_utils/themeEngine.js

20 lines
597 B
JavaScript

import { loadCSS } from 'fg-loadcss'
let meta = process.browser && document.querySelector('meta[name="theme-color"]')
export function switchToTheme (themeName) {
let clazzList = document.body.classList
for (let i = 0; i < clazzList.length; i++) {
let clazz = clazzList.item(i)
if (clazz.startsWith('theme-')) {
clazzList.remove(clazz)
}
}
let themeColor = window.__themeColors[themeName]
meta.content = themeColor || window.__themeColors['default']
if (themeName !== 'default') {
clazzList.add(`theme-${themeName}`)
loadCSS(`/theme-${themeName}.css`)
}
}