From 7ffd1a09a7bcf09bc7e7d5f3c8c8613ca34c8c59 Mon Sep 17 00:00:00 2001
From: redphx <96280+redphx@users.noreply.github.com>
Date: Wed, 17 May 2023 04:50:33 +0700
Subject: [PATCH] feat(vsco): add `unlock-pro` patch (#2168)

Co-authored-by: oSumAtrIX <johan.melkonyan1@web.de>
---
 .../RevCatSubscriptionFingerprint.kt          | 13 +++++++
 .../vsco/misc/pro/patch/UnlockProPatch.kt     | 35 +++++++++++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 src/main/kotlin/app/revanced/patches/vsco/misc/pro/fingerprints/RevCatSubscriptionFingerprint.kt
 create mode 100644 src/main/kotlin/app/revanced/patches/vsco/misc/pro/patch/UnlockProPatch.kt

diff --git a/src/main/kotlin/app/revanced/patches/vsco/misc/pro/fingerprints/RevCatSubscriptionFingerprint.kt b/src/main/kotlin/app/revanced/patches/vsco/misc/pro/fingerprints/RevCatSubscriptionFingerprint.kt
new file mode 100644
index 000000000..7ad72c5bc
--- /dev/null
+++ b/src/main/kotlin/app/revanced/patches/vsco/misc/pro/fingerprints/RevCatSubscriptionFingerprint.kt
@@ -0,0 +1,13 @@
+package app.revanced.patches.vsco.misc.pro.fingerprints
+
+import org.jf.dexlib2.AccessFlags
+import app.revanced.patcher.extensions.or
+import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
+
+object RevCatSubscriptionFingerprint : MethodFingerprint(
+    returnType = "V",
+    strings = listOf("use_debug_subscription_settings"),
+    customFingerprint = { methodDef, _ ->
+        methodDef.definingClass.endsWith("/RevCatSubscriptionSettingsRepository;")
+    }
+)
diff --git a/src/main/kotlin/app/revanced/patches/vsco/misc/pro/patch/UnlockProPatch.kt b/src/main/kotlin/app/revanced/patches/vsco/misc/pro/patch/UnlockProPatch.kt
new file mode 100644
index 000000000..1b428ba4b
--- /dev/null
+++ b/src/main/kotlin/app/revanced/patches/vsco/misc/pro/patch/UnlockProPatch.kt
@@ -0,0 +1,35 @@
+package app.revanced.patches.vsco.misc.pro.patch
+
+import app.revanced.extensions.toErrorResult
+import app.revanced.patcher.annotation.*
+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.patcher.patch.annotations.Patch
+import app.revanced.patches.vsco.misc.pro.fingerprints.RevCatSubscriptionFingerprint
+
+
+@Patch
+@Name("unlock-pro")
+@Description("Unlocks pro features.")
+@Compatibility([Package("com.vsco.cam")])
+@Version("0.0.1")
+class UnlockProPatch : BytecodePatch(
+    listOf(RevCatSubscriptionFingerprint)
+) {
+    override fun execute(context: BytecodeContext): PatchResult {
+        RevCatSubscriptionFingerprint.result?.mutableMethod?.apply {
+            // Set isSubscribed to true.
+            addInstructions(
+                0,
+                """
+                    const p1, 0x1
+                """
+            )
+        } ?: return RevCatSubscriptionFingerprint.toErrorResult()
+
+        return PatchResultSuccess()
+    }
+}