fix(youtube): swipe gesture on home screen

Fixes #610

src/main/kotlin/app/revanced/patches/youtube/ad/general/bytecode/patch/GeneralAdsPatch.kt

@@ -24,7 +24,7 @@ import org.jf.dexlib2.iface.instruction.formats.Instruction35c
 
 
 @Patch
-@DependsOn([GeneralAdsResourcePatch::class])
+@DependsOn([GeneralAdsResourcePatch::class, VerticalScrollPatch::class])
 @Name("general-ads")
 @Description("Removes general ads.")
 @GeneralAdsCompatibility

src/main/kotlin/app/revanced/patches/youtube/misc/fix/verticalscroll/annotations/VerticalScrollCompatibility.kt

@@ -0,0 +1,13 @@
+package app.revanced.patches.youtube.misc.fix.verticalscroll.annotations
+
+import app.revanced.patcher.annotation.Compatibility
+import app.revanced.patcher.annotation.Package
+
+@Compatibility(
+    [
+        Package("com.google.android.youtube"),
+    ]
+)
+@Target(AnnotationTarget.CLASS)
+@Retention(AnnotationRetention.RUNTIME)
+internal annotation class VerticalScrollCompatibility

src/main/kotlin/app/revanced/patches/youtube/misc/fix/verticalscroll/fingerprints/CanScrollVerticallyFingerprint.kt

@@ -0,0 +1,12 @@
+package app.revanced.patches.youtube.misc.fix.verticalscroll.fingerprints
+
+
+import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
+import org.jf.dexlib2.Opcode
+
+object CanScrollVerticallyFingerprint : MethodFingerprint(
+    "Z",
+    parameters = emptyList(),
+    opcodes = listOf(Opcode.INSTANCE_OF),
+    customFingerprint = { methodDef -> methodDef.definingClass.endsWith("SwipeRefreshLayout;") }
+)

src/main/kotlin/app/revanced/patches/youtube/misc/fix/verticalscroll/patch/VerticalScrollPatch.kt

@@ -0,0 +1,33 @@
+package app.revanced.patches.youtube.misc.fix.verticalscroll.patch
+
+import app.revanced.extensions.toErrorResult
+import app.revanced.patcher.annotation.Description
+import app.revanced.patcher.annotation.Version
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.extensions.addInstructions
+import app.revanced.patcher.patch.BytecodePatch
+import app.revanced.patcher.patch.PatchResult
+import app.revanced.patcher.patch.PatchResultSuccess
+import app.revanced.patches.youtube.misc.fix.verticalscroll.annotations.VerticalScrollCompatibility
+import app.revanced.patches.youtube.misc.fix.verticalscroll.fingerprints.CanScrollVerticallyFingerprint
+
+@Description("Fixes issues with scrolling on the home screen when the first component is of type EmptyComponent.")
+@VerticalScrollCompatibility
+@Version("0.0.1")
+class VerticalScrollPatch : BytecodePatch(
+    listOf(CanScrollVerticallyFingerprint)
+) {
+    override fun execute(context: BytecodeContext): PatchResult {
+        val result = CanScrollVerticallyFingerprint.result ?: return CanScrollVerticallyFingerprint.toErrorResult()
+
+        result.mutableMethod.addInstructions(
+            0,
+            """
+                const/4 v0, 0x0
+                return v0
+            """
+        )
+
+        return PatchResultSuccess()
+    }
+}