From fa04c8eecfbdd0b6ed082b464ca9032536d71762 Mon Sep 17 00:00:00 2001
From: LisoUseInAIKyrios <118716522+LisoUseInAIKyrios@users.noreply.github.com>
Date: Mon, 15 Sep 2025 16:43:04 +0400
Subject: [PATCH] fix(YouTube Music - Spoof video streams): Fix playback issues
 when using a cellular network

Code adapted from https://github.com/inotia00/revanced-patches/commit/5f35e51a2779f71f27c3f9be62fbe83b7bc9cfe7
---
 .../shared/spoof/SpoofVideoStreamsPatch.java  | 23 +++++++++++++------
 1 file changed, 16 insertions(+), 7 deletions(-)

diff --git a/extensions/shared/library/src/main/java/app/revanced/extension/shared/spoof/SpoofVideoStreamsPatch.java b/extensions/shared/library/src/main/java/app/revanced/extension/shared/spoof/SpoofVideoStreamsPatch.java
index 0980f816f..a23814056 100644
--- a/extensions/shared/library/src/main/java/app/revanced/extension/shared/spoof/SpoofVideoStreamsPatch.java
+++ b/extensions/shared/library/src/main/java/app/revanced/extension/shared/spoof/SpoofVideoStreamsPatch.java
@@ -22,10 +22,19 @@ public class SpoofVideoStreamsPatch {
             && BaseSettings.SPOOF_VIDEO_STREAMS_CLIENT_TYPE.get() == ClientType.IOS_UNPLUGGED;
 
     /**
-     * Any unreachable ip address.  Used to intentionally fail requests.
+     * Domain used for internet connectivity verification.
+     * It has an empty response body and is only used to check for a 204 response code.
+     * <p>
+     * If an unreachable IP address (127.0.0.1) is used, no response code is provided.
+     * <p>
+     * YouTube handles unreachable IP addresses without issue.
+     * YouTube Music has an issue with waiting for the Cronet connect timeout of 30s on mobile networks.
+     * <p>
+     * Using a VPN or DNS can temporarily resolve this issue,
+     * But the ideal workaround is to avoid using an unreachable IP address.
      */
-    private static final String UNREACHABLE_HOST_URI_STRING = "https://127.0.0.0";
-    private static final Uri UNREACHABLE_HOST_URI = Uri.parse(UNREACHABLE_HOST_URI_STRING);
+    private static final String INTERNET_CONNECTION_CHECK_URI_STRING = "https://www.google.com/gen_204";
+    private static final Uri INTERNET_CONNECTION_CHECK_URI = Uri.parse(INTERNET_CONNECTION_CHECK_URI_STRING);
 
     /**
      * @return If this patch was included during patching.
@@ -53,9 +62,9 @@ public class SpoofVideoStreamsPatch {
                 String path = playerRequestUri.getPath();
 
                 if (path != null && path.contains("get_watch")) {
-                    Logger.printDebug(() -> "Blocking 'get_watch' by returning unreachable uri");
+                    Logger.printDebug(() -> "Blocking 'get_watch' by returning internet connection check uri");
 
-                    return UNREACHABLE_HOST_URI;
+                    return INTERNET_CONNECTION_CHECK_URI;
                 }
             } catch (Exception ex) {
                 Logger.printException(() -> "blockGetWatchRequest failure", ex);
@@ -77,9 +86,9 @@ public class SpoofVideoStreamsPatch {
                 String path = originalUri.getPath();
 
                 if (path != null && path.contains("initplayback")) {
-                    Logger.printDebug(() -> "Blocking 'initplayback' by clearing query");
+                    Logger.printDebug(() -> "Blocking 'initplayback' by returning internet connection check uri");
 
-                    return originalUri.buildUpon().clearQuery().build().toString();
+                    return INTERNET_CONNECTION_CHECK_URI_STRING;
                 }
             } catch (Exception ex) {
                 Logger.printException(() -> "blockInitPlaybackRequest failure", ex);