add music-video-id-hook patch

src/main/kotlin/app/revanced/patches/music/misc/videoid/fingerprint/MusicVideoIdFingerprint.kt

@@ -0,0 +1,16 @@
+package app.revanced.patches.music.misc.videoid.fingerprint
+
+import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
+import org.jf.dexlib2.Opcode
+
+object MusicVideoIdFingerprint : MethodFingerprint(
+    returnType = "V",
+    parameters = listOf("L"),
+    opcodes = listOf(
+        Opcode.INVOKE_INTERFACE,
+        Opcode.MOVE_RESULT_OBJECT,
+        Opcode.INVOKE_INTERFACE,
+        Opcode.MOVE_RESULT_OBJECT
+    ),
+    customFingerprint = { it.definingClass.endsWith("SubtitlesOverlayPresenter;")  && it.name == "handleVideoStageEvent" }
+)

src/main/kotlin/app/revanced/patches/music/misc/videoid/patch/MusicVideoIdPatch.kt

@@ -0,0 +1,67 @@
+package app.revanced.patches.music.misc.videoid.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.*
+import app.revanced.patcher.patch.BytecodePatch
+import app.revanced.patcher.patch.PatchResult
+import app.revanced.patcher.patch.PatchResultSuccess
+import app.revanced.patcher.util.proxy.mutableTypes.MutableMethod
+import app.revanced.patches.music.misc.videoid.fingerprint.MusicVideoIdFingerprint
+import app.revanced.patches.shared.annotation.YouTubeMusicCompatibility
+import app.revanced.util.integrations.Constants.VIDEO_PATH
+import org.jf.dexlib2.iface.instruction.OneRegisterInstruction
+
+@Name("music-video-id-hook")
+@Description("Hook to detect when the video id changes.")
+@YouTubeMusicCompatibility
+@Version("0.0.1")
+class MusicVideoIdPatch : BytecodePatch(
+    listOf(
+        MusicVideoIdFingerprint
+    )
+) {
+    override fun execute(context: BytecodeContext): PatchResult {
+
+        MusicVideoIdFingerprint.result?.let {
+            insertIndex = it.scanResult.patternScanResult!!.endIndex
+
+            with (it.mutableMethod) {
+                insertMethod = this
+                videoIdRegister = (implementation!!.instructions[insertIndex] as OneRegisterInstruction).registerA
+            }
+            offset++ // offset so setVideoId is called before any injected call
+        } ?: return MusicVideoIdFingerprint.toErrorResult()
+        
+        injectCall("$INTEGRATIONS_CLASS_DESCRIPTOR->setVideoId(Ljava/lang/String;)V")
+
+        return PatchResultSuccess()
+    }
+
+    companion object {
+        const val INTEGRATIONS_CLASS_DESCRIPTOR = "$VIDEO_PATH/VideoInformation;"
+
+        private var offset = 0
+
+        private var insertIndex: Int = 0
+        private var videoIdRegister: Int = 0
+        private lateinit var insertMethod: MutableMethod
+
+        /**
+         * Adds an invoke-static instruction, called with the new id when the video changes
+         * @param methodDescriptor which method to call. Params have to be `Ljava/lang/String;`
+         */
+        fun injectCall(
+            methodDescriptor: String
+        ) {
+            insertMethod.addInstructions(
+                insertIndex + offset, // move-result-object offset
+                "invoke-static {v$videoIdRegister}, $methodDescriptor"
+            )
+        }
+    }
+}
+