From 91d1aabd32be1607019bc443fb06284ca3343e9d Mon Sep 17 00:00:00 2001
From: LisoUseInAIKyrios <118716522+LisoUseInAIKyrios@users.noreply.github.com>
Date: Thu, 25 May 2023 21:34:38 +0400
Subject: [PATCH] fix(youtube/hide-player-buttons): fix previous/next button
 showing if previous video exists (#2261)

---
 .../buttons/player/hide/patch/HidePlayerButtonsPatch.kt   | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/main/kotlin/app/revanced/patches/youtube/layout/buttons/player/hide/patch/HidePlayerButtonsPatch.kt b/src/main/kotlin/app/revanced/patches/youtube/layout/buttons/player/hide/patch/HidePlayerButtonsPatch.kt
index 3b22d811c..8a7d51347 100644
--- a/src/main/kotlin/app/revanced/patches/youtube/layout/buttons/player/hide/patch/HidePlayerButtonsPatch.kt
+++ b/src/main/kotlin/app/revanced/patches/youtube/layout/buttons/player/hide/patch/HidePlayerButtonsPatch.kt
@@ -31,6 +31,7 @@ class HidePlayerButtonsPatch : BytecodePatch(
 ) {
     private object ParameterOffsets {
         const val HAS_NEXT = 5
+        const val HAS_PREVIOUS = 6
     }
 
     override fun execute(context: BytecodeContext): PatchResult {
@@ -58,13 +59,16 @@ class HidePlayerButtonsPatch : BytecodePatch(
 
             // overriding this parameter register hides the previous and next buttons
             val hasNextParameterRegister = callInstruction.startRegister + ParameterOffsets.HAS_NEXT
+            val hasPreviousParameterRegister = callInstruction.startRegister + ParameterOffsets.HAS_PREVIOUS
 
             mutableMethod.addInstructions(
                 callIndex,
                 """
-                    invoke-static { }, Lapp/revanced/integrations/patches/HidePlayerButtonsPatch;->hideButtons()Z
+                    invoke-static { v$hasNextParameterRegister }, Lapp/revanced/integrations/patches/HidePlayerButtonsPatch;->previousOrNextButtonIsVisible(Z)Z
                     move-result v$hasNextParameterRegister
-                    xor-int/lit8 v$hasNextParameterRegister, v$hasNextParameterRegister, 1
+                    
+                    invoke-static { v$hasPreviousParameterRegister }, Lapp/revanced/integrations/patches/HidePlayerButtonsPatch;->previousOrNextButtonIsVisible(Z)Z
+                    move-result v$hasPreviousParameterRegister
                 """
             )
         } ?: return PlayerControlsVisibilityModelFingerprint.toErrorResult()