add autoplay cancelHEADmaster

1 files changed, 27 insertions, 16 deletions

diff --git a/youtube-auto-timestamper.user.js b/youtube-auto-timestamper.user.js
index b2efcef..490a2f6 100644
--- a/youtube-auto-timestamper.user.js
+++ b/youtube-auto-timestamper.user.js
@@ -3,21 +3,22 @@
 // @namespace   Violentmonkey Scripts
 // @match       *://www.youtube.com/*
 // @grant       none
-// @version     1.0
+// @version     1.2
 // @author      -
 // @description 12/17/2025, 5:12:31 PM
 // ==/UserScript==
 
-// interval in ms
-const interval = 1000;
-// start delay in ms
-const startDelay = 10000;
-// substracted time in seconds
-const timeDelay = 0;
 
+// interval in milliseconds
+const interval = 1000;
+// time before start in ms
+const startDelay = 5000;
+// regex used for determining url time
 const timeRegex = /(([&?])t=[0-9]+)/
-
-let lastTime = undefined;
+// negative time added to the url
+const timeDelay = 0;
+// how many seconds before the end do we mash the cancel autoplay button
+const prefire = 5;
 
 const tick = () => {
   const ytplayer = document.getElementById("movie_player");
@@ -25,16 +26,27 @@ const tick = () => {
     return
   }
 
+  let shouldPreventAutoplay = false
+
   let time = ytplayer.getCurrentTime();
   time = Math.floor(time)
 
+  if (time + prefire >= ytplayer.getDuration()) {
+    shouldPreventAutoplay = true
+  }
+
   time -= timeDelay
 
   if (time <= 0) {
     return
   }
 
+  if (shouldPreventAutoplay) {
+    document.querySelector("button[aria-label=\"Cancel autoplay\"]").click()
+  }
+
   let currentUrl = window.location.href
+  const baseUrl = window.location.href.replace(timeRegex, "")
 
   if (currentUrl.includes("t=")) {
     const match = currentUrl.match(timeRegex, "t=")
@@ -43,16 +55,15 @@ const tick = () => {
     currentUrl = currentUrl + "&t=" + time
   }
 
-  if (time == lastTime) {
-    return
-  }
 
-  lastTime = time
-  history.replaceState(currentUrl, "", currentUrl)
+  history.replaceState(baseUrl, "", currentUrl)
 }
 
-const script =
-setTimeout(() => {
+console.debug(`autotimestamper will init in ${startDelay/1000}s`)
+
+
+const script = setTimeout(() => {
   setInterval(tick, interval)
   console.debug("autotimestamper initialized")
 }, startDelay)
+