DRACH_HIDER_V@

// ==UserScript==
// @name     DRACH_HIDER
// @version  2
// @match https://2ch.hk/*
// @match http://2ch.hk/*
// @require  https://code.jquery.com/jquery-3.3.1.slim.min.js
// ==/UserScript==


//!Posters you want to hide
let ludiHoroshie = ['!!sW.cQVB3Lk'];

////!Callback wrapper is required by MutationObserver to hide auto-updated threads/posts/replies/links to posts
var callback = function() {

  //Hide the poster's posts
  let tripPosters = document.getElementsByClassName('postertrip');

  for (let vsevishnii of tripPosters) {
    if (ludiHoroshie.includes(vsevishnii.textContent) && vsevishnii.closest('.post-wrapper') !== null) {
      vsevishnii.closest('.post-wrapper').style.display = 'none';
    } else if (ludiHoroshie.includes(vsevishnii.textContent) && vsevishnii.closest('.oppost-wrapper') !== null) {
      vsevishnii.closest('.thread').style.display = 'none';
    }
  }

  //Hide the poster's replies
  ////Remember hidden poster's post ids and posts he/she replied to
  let godnota = [];

  for (let vsevishnii of tripPosters) {
    if (ludiHoroshie.includes(vsevishnii.textContent)) {
      godnota.push($(vsevishnii).closest('.post.reply').data('num'));
    }
  }

  ////Find posts the poster replied to and hide his/her replies
  let posters = document.getElementsByClassName('post-wrapper');

  for (let zabludshii of posters) {
    for (let reply of $(zabludshii).find('.ABU-refmap').find('.post-reply-link')) {
      if (godnota.includes($(reply).data('num'))) {
        reply.style.display = 'none';
      }
    }
  }

  //Hide replies to the poster's posts
  for (let voproshayushii of posters) {
    let molbi = $(voproshayushii).find('.post-message').children('.post-reply-link');
    for (let molba of molbi) {
      if (godnota.includes($(molba).data('num'))) {
        $(molba).contents().unwrap();
      }
    }
  }
}

callback();

// Select the node that will be observed for mutations
var targetNode = document.getElementById('posts-form');

// Options for the observer (which mutations to observe)
var config = { attributes: false, childList: true, subtree: true };

// Create an observer instance linked to the callback function
var observer = new MutationObserver(callback);

// Start observing the target node for configured mutations
observer.observe(targetNode, config);