search blocklist

main.js

// ==UserScript==
// @name         SEARCH Blocklist
// @version      0.1
// @match        https://duckduckgo.com/?*
// @match        https://www.google.com/search?*
// @match        https://google.com/search?*
// @match        https://www.google.ru/search?*
// @match        https://google.ru/search?*
// @grant        none
// ==/UserScript==


(()=>{
  var blocklist = ['qaru.site', 'askvoprosy.com', 'kompsekret.ru'];
  
  function duckduckgo(){
    for(var domain of blocklist){
      var query = document.querySelectorAll(`[data-domain='${domain}']`);
      for(var i = 0; i < query.length; ++i){
        var el = query[i];
        el.remove();
      }
    }
  }
  
  function google(){
    var query = document.querySelectorAll(`div.g`);
    for(var domain of blocklist){
      for(var i = 0; i < query.length; ++i){
        var g = query[i]
        var a = g.querySelector(`a`);
        if(a){
          if(domain == a.hostname){
            g.remove();
          }
        }
      }
    }
  }
  
  function initilaze() {
      if (['complete', 'interactive'].indexOf(document.readyState) >= 0) {
        if(document.location.hostname.indexOf('duckduckgo') >= 0){
        	duckduckgo();
        }else if(document.location.hostname.indexOf('google') >= 0){
        	google();
			  }
        setTimeout(initilaze, 100);
      } else {
          window.addEventListener("DOMContentLoaded", initilaze);
      }
  }

  initilaze();
})();