feat(MyFitnessPal): Add Hide ads patch (#2594)

Co-authored-by: oSumAtrIX <[email protected]>

Author: mrwedders

api/revanced-patches.api

@@ -333,6 +333,20 @@ public final class app/revanced/patches/myexpenses/misc/pro/UnlockProPatch : app
 	public synthetic fun execute (Lapp/revanced/patcher/data/Context;)V
 }
 
+public final class app/revanced/patches/myfitnesspal/ads/HideAdsPatch : app/revanced/patcher/patch/BytecodePatch {
+	public static final field INSTANCE Lapp/revanced/patches/myfitnesspal/ads/HideAdsPatch;
+	public fun execute (Lapp/revanced/patcher/data/BytecodeContext;)V
+	public synthetic fun execute (Lapp/revanced/patcher/data/Context;)V
+}
+
+public final class app/revanced/patches/myfitnesspal/ads/fingerprints/IsPremiumUseCaseImplFingerprint : app/revanced/patcher/fingerprint/MethodFingerprint {
+	public static final field INSTANCE Lapp/revanced/patches/myfitnesspal/ads/fingerprints/IsPremiumUseCaseImplFingerprint;
+}
+
+public final class app/revanced/patches/myfitnesspal/ads/fingerprints/MainActivityNavigateToNativePremiumUpsellFingerprint : app/revanced/patcher/fingerprint/MethodFingerprint {
+	public static final field INSTANCE Lapp/revanced/patches/myfitnesspal/ads/fingerprints/MainActivityNavigateToNativePremiumUpsellFingerprint;
+}
+
 public final class app/revanced/patches/netguard/broadcasts/removerestriction/RemoveBroadcastsRestrictionPatch : app/revanced/patcher/patch/ResourcePatch {
 	public static final field INSTANCE Lapp/revanced/patches/netguard/broadcasts/removerestriction/RemoveBroadcastsRestrictionPatch;
 	public synthetic fun execute (Lapp/revanced/patcher/data/Context;)V

src/main/kotlin/app/revanced/patches/myfitnesspal/ads/HideAdsPatch.kt

@@ -0,0 +1,38 @@
+package app.revanced.patches.myfitnesspal.ads
+
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.extensions.InstructionExtensions.replaceInstructions
+import app.revanced.patcher.patch.BytecodePatch
+import app.revanced.patcher.patch.annotation.CompatiblePackage
+import app.revanced.patcher.patch.annotation.Patch
+import app.revanced.patches.myfitnesspal.ads.fingerprints.IsPremiumUseCaseImplFingerprint
+import app.revanced.patches.myfitnesspal.ads.fingerprints.MainActivityNavigateToNativePremiumUpsellFingerprint
+import app.revanced.util.exception
+
+@Patch(
+    name = "Hide ads",
+    description = "Hides most of the ads across the app.",
+    compatiblePackages = [CompatiblePackage("com.myfitnesspal.android")]
+)
+@Suppress("unused")
+object HideAdsPatch : BytecodePatch(
+    setOf(IsPremiumUseCaseImplFingerprint, MainActivityNavigateToNativePremiumUpsellFingerprint)
+) {
+    override fun execute(context: BytecodeContext) {
+        // Overwrite the premium status specifically for ads.
+        IsPremiumUseCaseImplFingerprint.result?.mutableMethod?.replaceInstructions(
+            0,
+            """
+                sget-object v0, Ljava/lang/Boolean;->TRUE:Ljava/lang/Boolean;
+                return-object v0
+            """
+        ) ?: throw IsPremiumUseCaseImplFingerprint.exception
+
+        // Prevent the premium upsell dialog from showing when the main activity is launched.
+        // In other places that are premium-only the dialog will still show.
+        MainActivityNavigateToNativePremiumUpsellFingerprint.result?.mutableMethod?.replaceInstructions(
+            0,
+            "return-void"
+        ) ?: throw MainActivityNavigateToNativePremiumUpsellFingerprint.exception
+    }
+}

src/main/kotlin/app/revanced/patches/myfitnesspal/ads/fingerprints/IsPremiumUseCaseImplFingerprint.kt

@@ -0,0 +1,11 @@
+package app.revanced.patches.myfitnesspal.ads.fingerprints
+
+import app.revanced.patcher.fingerprint.MethodFingerprint
+import com.android.tools.smali.dexlib2.AccessFlags
+
+object IsPremiumUseCaseImplFingerprint : MethodFingerprint(
+    accessFlags = AccessFlags.PUBLIC.value,
+    customFingerprint = { methodDef, classDef ->
+        classDef.type.endsWith("IsPremiumUseCaseImpl;") && methodDef.name == "doWork"
+    }
+)

src/main/kotlin/app/revanced/patches/myfitnesspal/ads/fingerprints/MainActivityNavigateToNativePremiumUpsellFingerprint.kt

@@ -0,0 +1,13 @@
+package app.revanced.patches.myfitnesspal.ads.fingerprints
+
+import app.revanced.patcher.extensions.or
+import app.revanced.patcher.fingerprint.MethodFingerprint
+import com.android.tools.smali.dexlib2.AccessFlags
+
+object MainActivityNavigateToNativePremiumUpsellFingerprint : MethodFingerprint(
+    returnType = "V",
+    accessFlags = AccessFlags.PRIVATE or AccessFlags.FINAL,
+    customFingerprint = { methodDef, classDef ->
+        classDef.type.endsWith("MainActivity;") && methodDef.name == "navigateToNativePremiumUpsell"
+    }
+)