semaphore/routes/_utils/resize.js

25 lines
543 B
JavaScript

import debounce from 'lodash-es/debounce'
const DEBOUNCE_DELAY = 700
const listeners = new Set()
if (process.browser && process.env.NODE_ENV !== 'production') {
window.resizeListeners = listeners
}
if (process.browser) {
window.addEventListener('resize', debounce(() => {
console.log('resize')
listeners.forEach(listener => listener())
}, DEBOUNCE_DELAY))
}
export function registerResizeListener (listener) {
listeners.add(listener)
}
export function unregisterResizeListener (listener) {
listeners.delete(listener)
}