// ==UserScript==
// @name        FurAffinity - Seamless Fav
// @namespace   proot
// @match       https://www.furaffinity.net/*
// @grant       none
// @version     1.0
// @author      a proot
// @license     MIT
// @description Fav submissions without reloading the page
// ==/UserScript==
let favURLMatcher = /https?:\/\/www\.furaffinity\.net\/(?:un)?fav\//;
let favButtonMatcher = /\/(?:un)?fav\/[0-9]+/;
let favTextMatcher = /href="(\/(?:un)?fav\/.*?)">(.*?)<\/a>/;
function allFavButtons() {
return [...document.getElementsByTagName("a")].filter(a => favButtonMatcher.exec(a.href))
}
document.addEventListener("click", function (e) {
e = e || window.event;
let element = e.target || e.srcElement;
if (element.tagName == 'A' && favURLMatcher.match(element.href)) {
(async () => {
allFavButtons().forEach(e => {
// e.style.opacity = 0.5
e.style.setProperty('color', '#808080', 'important')
e.style.pointerEvents = "none"
})
let r = await fetch(element.href)
let match = favTextMatcher.exec(await r.text())
allFavButtons().forEach(e => {
// e.style.opacity = 1
e.style.color = ""
e.style.pointerEvents = ""
e.innerText = match[2].replace(" ", "")
e.href = match[1]
})
})()
e.preventDefault()
}
})