Automatically unfold collapsed sections on webpages.

unfoldCollapsed.user.js

// ==UserScript==
// @name		unfoldCollapsed.user.js
// @description	Automatically unfold collapsed sections on webpages.
// @version	1
// @grant		unsafeWindow
// @include	https://www.apec.fr/*
// @include	https://nofluffjobs.com/*
// @include https://choisirleservicepublic.gouv.fr/*
// @include https://www.welcometothejungle.com/*
// ==/UserScript==

var myInterval;
const intervalInMs = 500;
const cssSelectorByDomain = {
  "apec.fr": "p.m-0 label span",
  "nofluffjobs.com": "a[class~=read-more]",
  "choisirleservicepublic.gouv.fr": "button.text-clamp--cta",
  "welcometothejungle.com": "div.wui-text > a"
};

function unfoldCollapsedSections() {
  for (const [domainName, cssSelector] of Object.entries(cssSelectorByDomain)) {
    if (!location.host.includes(domainName)) {
      continue;
    }
    var buttonsToClickToUnfold = document.querySelectorAll(cssSelector);
    if (!buttonsToClickToUnfold || buttonsToClickToUnfold.length == 0) {
      return;
    }
    buttonsToClickToUnfold.forEach((element) => {
      try {
	      element.click();        
      } catch (e) {
        element.dispatchEvent(new Event("click"));
      }
    });
    clearInterval(myInterval);
  }
}

myInterval = setInterval(unfoldCollapsedSections, intervalInMs);