MarseyWorld/files/assets/js/flash.js

const SITE_NAME = document.querySelector("[name='application-name']").content
const icon = document.querySelector("link[rel~='icon']")
const page_title = document.getElementsByTagName('title')[0].innerHTML

let notifs = 0
let focused = true
let alert = true;

addEventListener('blur', function(){
	focused = false
})
addEventListener('focus', function(){
	focused = true
})

function flash(){
	let title = document.getElementsByTagName('title')[0]
	if (notifs >= 1 && !focused){
		title.innerHTML = `[+${notifs}] ${page_title}`
		if (alert) {
			icon.href = `${SITE_FULL_IMAGES}/i/${SITE_NAME}/alert.ico?v=3009`
			alert = false
		}
		else {
			icon.href = `${SITE_FULL_IMAGES}/i/${SITE_NAME}/icon.webp?x=6`
			alert = true
		}
		setTimeout(flash, 500)
	}
	else {
		icon.href = `${SITE_FULL_IMAGES}/i/${SITE_NAME}/icon.webp?x=6`
		notifs = 0
		title.innerHTML = page_title
	}
}