feat(youtube): hide-player-buttons patch

Signed-off-by: oSumAtrIX <[email protected]>

src/main/kotlin/app/revanced/patches/youtube/layout/player/buttons/annotations/HidePlayerButtonsCompatibility.kt

@@ -0,0 +1,13 @@
+package app.revanced.patches.youtube.layout.player.buttons.annotations
+
+import app.revanced.patcher.annotation.Compatibility
+import app.revanced.patcher.annotation.Package
+
+@Compatibility(
+    [Package(
+        "com.google.android.youtube", arrayOf()
+    )]
+)
+@Target(AnnotationTarget.CLASS)
+@Retention(AnnotationRetention.RUNTIME)
+internal annotation class HidePlayerButtonsCompatibility

src/main/kotlin/app/revanced/patches/youtube/layout/player/buttons/fingerprints/PlayerControlsVisibilityModelFingerprint.kt

@@ -0,0 +1,9 @@
+package app.revanced.patches.youtube.layout.player.buttons.fingerprints
+
+import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
+import org.jf.dexlib2.Opcode
+
+object PlayerControlsVisibilityModelFingerprint : MethodFingerprint(
+    opcodes = listOf(Opcode.INVOKE_DIRECT_RANGE),
+    strings = listOf("hasNext", "hasPrevious", "Missing required properties:")
+)

src/main/kotlin/app/revanced/patches/youtube/layout/player/buttons/patch/HidePlayerButtonsPatch.kt

@@ -0,0 +1,74 @@
+package app.revanced.patches.youtube.layout.player.buttons.patch
+
+import app.revanced.extensions.toErrorResult
+import app.revanced.patcher.annotation.Description
+import app.revanced.patcher.annotation.Name
+import app.revanced.patcher.annotation.Version
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.extensions.addInstructions
+import app.revanced.patcher.extensions.instruction
+import app.revanced.patcher.patch.BytecodePatch
+import app.revanced.patcher.patch.PatchResult
+import app.revanced.patcher.patch.PatchResultSuccess
+import app.revanced.patcher.patch.annotations.DependsOn
+import app.revanced.patcher.patch.annotations.Patch
+import app.revanced.patches.shared.settings.preference.impl.StringResource
+import app.revanced.patches.shared.settings.preference.impl.SwitchPreference
+import app.revanced.patches.youtube.layout.player.buttons.annotations.HidePlayerButtonsCompatibility
+import app.revanced.patches.youtube.layout.player.buttons.fingerprints.PlayerControlsVisibilityModelFingerprint
+import app.revanced.patches.youtube.misc.integrations.patch.IntegrationsPatch
+import app.revanced.patches.youtube.misc.settings.bytecode.patch.SettingsPatch
+import org.jf.dexlib2.iface.instruction.formats.Instruction3rc
+
+@Patch
+@DependsOn([IntegrationsPatch::class, SettingsPatch::class])
+@Name("hide-player-buttons")
+@Description("Adds the option to hide video player previous and next buttons.")
+@HidePlayerButtonsCompatibility
+@Version("0.0.1")
+class HidePlayerButtonsPatch : BytecodePatch(
+    listOf(PlayerControlsVisibilityModelFingerprint)
+) {
+    private object ParameterOffsets {
+        const val HAS_NEXT = 5
+    }
+
+    override fun execute(context: BytecodeContext): PatchResult {
+        SettingsPatch.PreferenceScreen.LAYOUT.addPreferences(
+            SwitchPreference(
+                "revanced_hide_player_buttons",
+                StringResource(
+                    "revanced_hide_player_buttons_title",
+                    "Hide previous & next video buttons"
+                ),
+                false,
+                StringResource(
+                    "revanced_hide_player_buttons_summary_on",
+                    "The buttons are hidden"
+                ),
+                StringResource(
+                    "revanced_hide_player_buttons_summary_off",
+                    "The buttons are shown"
+                )
+            )
+        )
+
+        PlayerControlsVisibilityModelFingerprint.result?.apply {
+            val callIndex = scanResult.patternScanResult!!.endIndex
+            val callInstruction = mutableMethod.instruction(callIndex) as Instruction3rc
+
+            // overriding this parameter register hides the previous and next buttons
+            val hasNextParameterRegister = callInstruction.startRegister + ParameterOffsets.HAS_NEXT
+
+            mutableMethod.addInstructions(
+                callIndex,
+                """
+                    invoke-static { }, Lapp/revanced/integrations/patches/HidePlayerButtonsPatch;->hideButtons()Z
+                    move-result v$hasNextParameterRegister
+                    xor-int/lit8 v$hasNextParameterRegister, v$hasNextParameterRegister, 1
+                """
+            )
+        } ?: return PlayerControlsVisibilityModelFingerprint.toErrorResult()
+        return PatchResultSuccess()
+    }
+}