From 0af0ee92c48bb2ffc332197e05439e20c5c05d83 Mon Sep 17 00:00:00 2001
From: Swakshan <56347042+Swakshan@users.noreply.github.com>
Date: Mon, 24 Nov 2025 17:26:55 +0530
Subject: [PATCH] feat(Letterboxd): Add `Hide ads` patch (#6309)

Co-authored-by: oSumAtrIX <johan.melkonyan1@web.de>
---
 patches/api/patches.api                       |  4 +++
 .../patches/letterboxd/ads/Fingerprints.kt    | 29 +++++++++++++++++++
 .../patches/letterboxd/ads/HideAdsPatch.kt    | 20 +++++++++++++
 3 files changed, 53 insertions(+)
 create mode 100644 patches/src/main/kotlin/app/revanced/patches/letterboxd/ads/Fingerprints.kt
 create mode 100644 patches/src/main/kotlin/app/revanced/patches/letterboxd/ads/HideAdsPatch.kt

diff --git a/patches/api/patches.api b/patches/api/patches.api
index ca5994402..5eec2abe3 100644
--- a/patches/api/patches.api
+++ b/patches/api/patches.api
@@ -328,6 +328,10 @@ public final class app/revanced/patches/irplus/ad/RemoveAdsPatchKt {
 	public static final fun getRemoveAdsPatch ()Lapp/revanced/patcher/patch/BytecodePatch;
 }
 
+public final class app/revanced/patches/letterboxd/ads/HideAdsPatchKt {
+	public static final fun getHideAdsPatch ()Lapp/revanced/patcher/patch/BytecodePatch;
+}
+
 public final class app/revanced/patches/lightroom/misc/login/DisableMandatoryLoginPatchKt {
 	public static final fun getDisableMandatoryLoginPatch ()Lapp/revanced/patcher/patch/BytecodePatch;
 }
diff --git a/patches/src/main/kotlin/app/revanced/patches/letterboxd/ads/Fingerprints.kt b/patches/src/main/kotlin/app/revanced/patches/letterboxd/ads/Fingerprints.kt
new file mode 100644
index 000000000..423c26284
--- /dev/null
+++ b/patches/src/main/kotlin/app/revanced/patches/letterboxd/ads/Fingerprints.kt
@@ -0,0 +1,29 @@
+package app.revanced.patches.letterboxd.ads
+
+import app.revanced.patcher.fingerprint
+
+internal const val admobHelperClassName = "Lcom/letterboxd/letterboxd/helpers/AdmobHelper;"
+
+internal val admobHelperSetShowAdsFingerprint = fingerprint {
+    custom { method, classDef ->
+        method.name == "setShowAds" && classDef.type == admobHelperClassName
+    }
+}
+
+internal val admobHelperShouldShowAdsFingerprint = fingerprint {
+    custom { method, classDef ->
+        method.name == "shouldShowAds" && classDef.type == admobHelperClassName
+    }
+}
+
+internal val filmFragmentShowAdsFingerprint = fingerprint {
+    custom { method, classDef ->
+        method.name == "showAds" && classDef.type.endsWith("/FilmFragment;")
+    }
+}
+
+internal val memberExtensionShowAdsFingerprint = fingerprint {
+    custom { method, classDef ->
+        method.name == "showAds" && classDef.type.endsWith("/AMemberExtensionKt;")
+    }
+}
\ No newline at end of file
diff --git a/patches/src/main/kotlin/app/revanced/patches/letterboxd/ads/HideAdsPatch.kt b/patches/src/main/kotlin/app/revanced/patches/letterboxd/ads/HideAdsPatch.kt
new file mode 100644
index 000000000..4de06ff32
--- /dev/null
+++ b/patches/src/main/kotlin/app/revanced/patches/letterboxd/ads/HideAdsPatch.kt
@@ -0,0 +1,20 @@
+
+package app.revanced.patches.letterboxd.ads
+
+import app.revanced.patcher.extensions.InstructionExtensions.addInstruction
+import app.revanced.patcher.patch.bytecodePatch
+import app.revanced.util.returnEarly
+
+@Suppress("unused")
+val hideAdsPatch = bytecodePatch(
+    name = "Hide ads",
+) {
+    compatibleWith("com.letterboxd.letterboxd")
+
+    execute {
+        admobHelperSetShowAdsFingerprint.method.addInstruction(0, "const p1, 0x0")
+        listOf(admobHelperShouldShowAdsFingerprint, filmFragmentShowAdsFingerprint, memberExtensionShowAdsFingerprint).forEach {
+            it.method.returnEarly(false)
+        }
+    }
+}