Skip intros in Netflix videos.

netflix-skip-intro.user.js

// ==UserScript==
// @name         Netflix Skip Intro
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Automatically skip intros with Netflix.
// @author       goobyndolan
// @match        https://www.netflix.com/*
// @grant        none
// ==/UserScript==

(function() {
  "use strict";

  const mouseEventOpts = {
    bubbles: true,
    cancelable: true,
    view: window
  };
  const mouseclick = new MouseEvent("click", mouseEventOpts);

  const addObserver = target => {
    const observer = new MutationObserver(function(mutations) {
      mutations.forEach(mutation => {
        if (mutation.addedNodes) {
          const div = Array.from(mutation.addedNodes).find(
            node => node.innerText === "SKIP INTRO"
          );
          if (div) {
            const link = Array.from(div.children).find(
              child => child.text === "Skip Intro"
            );

            if (link) {
              link.dispatchEvent(mouseclick);
            }
            // Often the video will be paused after clicking.
            // Force the video to play again.
            const video = document.querySelector("video");
            if (video) {
              // If we only call play() the first pause can be ignored by the player.
              video.pause();
              video.play();
            }
          }
        }
      });
    });

    const config = { attributes: false, childList: true, characterData: false };
    observer.observe(target, config);
    return observer;
  };

  let lastTarget;
  let lastObserver;
  // Add observer, and watch to re-add it if necessary.
  setInterval(() => {
    const target = document.querySelector(".PlayerControlsNeo__layout");
    if (target && target !== lastTarget) {
      lastTarget = target;
      const observer = addObserver(target);
      if (lastObserver) {
        lastObserver.disconnect();
      }
      lastObserver = observer;
    }
  }, 3000);
})();