From c7ed471d5495638f36ad709d214a4cec3fcb82de Mon Sep 17 00:00:00 2001
From: rlauuzo <46294892+rlauuzo@users.noreply.github.com>
Date: Tue, 2 Jul 2024 20:11:31 +0200
Subject: [PATCH] Start the next episode directly (#205)

---
 .../Configuration/inject.js                   | 36 ++++++++++++++-----
 1 file changed, 27 insertions(+), 9 deletions(-)

diff --git a/ConfusedPolarBear.Plugin.IntroSkipper/Configuration/inject.js b/ConfusedPolarBear.Plugin.IntroSkipper/Configuration/inject.js
index d35137d..9984e48 100644
--- a/ConfusedPolarBear.Plugin.IntroSkipper/Configuration/inject.js
+++ b/ConfusedPolarBear.Plugin.IntroSkipper/Configuration/inject.js
@@ -237,7 +237,7 @@ introSkipper.throttle = function (func, limit) {
     };
 }
 /** Seeks to the end of the intro. */
-introSkipper.doSkip = introSkipper.throttle(function (e) {
+introSkipper.doSkip = introSkipper.throttle(async function () {
     introSkipper.d("Skipping intro");
     introSkipper.d(introSkipper.skipSegments);
     const segment = introSkipper.getCurrentSegment(introSkipper.videoPlayer.currentTime);
@@ -245,16 +245,34 @@ introSkipper.doSkip = introSkipper.throttle(function (e) {
         console.warn("[intro skipper] doSkip() called without an active segment");
         return;
     }
+    const seekToSegmentEnd = () => new Promise((resolve) => {
+        const onSeeked = () => {
+            setTimeout(() => {
+                introSkipper.allowEnter = true;
+                resolve();
+            }, 50); // Wait 50ms after seek completes
+        };
+        introSkipper.videoPlayer.addEventListener('seeked', onSeeked, { once: true });
+        introSkipper.videoPlayer.currentTime = segment.IntroEnd;
+    });
     // Disable keydown events
     introSkipper.allowEnter = false;
-    introSkipper.videoPlayer.currentTime = segment.IntroEnd;
-    // Listen for the seeked event to re-enable keydown events
-    const onSeeked = async () => {
-        await new Promise(resolve => setTimeout(resolve, 50)); // Wait 50ms
-        introSkipper.allowEnter = true;
-        introSkipper.videoPlayer.removeEventListener('seeked', onSeeked);
-    };
-    introSkipper.videoPlayer.addEventListener('seeked', onSeeked);
+    // Check if the segment is "Credits" and skipping would leave less than 3 seconds of video
+    if (segment.SegmentType === "Credits" && introSkipper.videoPlayer.duration - segment.IntroEnd < 3) {
+        // Simulate 'N' key press to go to the next episode
+        document.dispatchEvent(new KeyboardEvent('keydown', { key: 'N', shiftKey: true, bubbles: true }));
+        // Check if the next episode actually starts loading
+        const nextEpisodeLoaded = await Promise.race([
+            new Promise(resolve => introSkipper.videoPlayer.addEventListener('loadstart', () => resolve(true), { once: true })),
+            new Promise(resolve => setTimeout(() => resolve(false), 100))
+        ]);
+        // If the next episode didn't load, just seek to the end of the current segment
+        if (!nextEpisodeLoaded) await seekToSegmentEnd();
+        else introSkipper.allowEnter = true;
+        return;
+    }
+    // Default behavior: seek to the end of the current segment
+    await seekToSegmentEnd();
 }, 3000);
 /** Tests if an element with the provided selector exists. */
 introSkipper.testElement = function (selector) { return document.querySelector(selector); }