From 555099bef8b1a75abc40ac369cd5e1b2a62a374f Mon Sep 17 00:00:00 2001
From: naijun0403 <naijun0403@gmail.com>
Date: Mon, 26 May 2025 02:03:26 +0900
Subject: [PATCH] feat(kakaotalk): add patch to include real deleted and hidden
 flags in chat log

This is the first commit to make deleted, hidden messages visible.
---
 patches/api/patches.api                       |  4 ++
 .../AddRealDeletedOrHiddenFlagPatch.kt        | 47 +++++++++++++++++++
 .../fingerprints/ChatLogFingerprint.kt        | 14 ++++++
 3 files changed, 65 insertions(+)
 create mode 100644 patches/src/main/kotlin/app/revanced/patches/kakaotalk/chatlog/AddRealDeletedOrHiddenFlagPatch.kt
 create mode 100644 patches/src/main/kotlin/app/revanced/patches/kakaotalk/chatlog/fingerprints/ChatLogFingerprint.kt

diff --git a/patches/api/patches.api b/patches/api/patches.api
index 57f1faea3..f35624a96 100644
--- a/patches/api/patches.api
+++ b/patches/api/patches.api
@@ -272,6 +272,10 @@ public final class app/revanced/patches/kakaotalk/changemodel/ChangeModelPatchKt
 	public static final fun getChangeModelPatch ()Lapp/revanced/patcher/patch/BytecodePatch;
 }
 
+public final class app/revanced/patches/kakaotalk/chatlog/AddRealDeletedOrHiddenFlagPatchKt {
+	public static final fun getAddRealDeletedOrHiddenFlagPatch ()Lapp/revanced/patcher/patch/BytecodePatch;
+}
+
 public final class app/revanced/patches/kakaotalk/chatlog/Remove99ClampPatchKt {
 	public static final fun getRemove99ClampPatch ()Lapp/revanced/patcher/patch/BytecodePatch;
 }
diff --git a/patches/src/main/kotlin/app/revanced/patches/kakaotalk/chatlog/AddRealDeletedOrHiddenFlagPatch.kt b/patches/src/main/kotlin/app/revanced/patches/kakaotalk/chatlog/AddRealDeletedOrHiddenFlagPatch.kt
new file mode 100644
index 000000000..02ee64dbf
--- /dev/null
+++ b/patches/src/main/kotlin/app/revanced/patches/kakaotalk/chatlog/AddRealDeletedOrHiddenFlagPatch.kt
@@ -0,0 +1,47 @@
+package app.revanced.patches.kakaotalk.chatlog
+
+import app.revanced.patcher.patch.bytecodePatch
+import app.revanced.patcher.util.proxy.mutableTypes.MutableField.Companion.toMutable
+import app.revanced.patches.kakaotalk.chatlog.fingerprints.chatLogFingerprint
+import com.android.tools.smali.dexlib2.AccessFlags
+import com.android.tools.smali.dexlib2.immutable.ImmutableField
+import com.android.tools.smali.dexlib2.immutable.value.ImmutableBooleanEncodedValue
+
+val addRealDeletedOrHiddenFlagPatch = bytecodePatch(
+    name = "Add real deleted or hidden flag",
+    description = "Add real deleted or hidden flag to chat log",
+) {
+    compatibleWith("com.kakao.talk"("25.4.2"))
+
+    execute {
+        val chatLogClass = proxy(classes.first {
+            it.type == chatLogFingerprint.method.definingClass
+        }).mutableClass
+
+        chatLogClass.apply {
+            fields.add(
+                ImmutableField(
+                    type,
+                    "isRealDeleted",
+                    "Z",
+                    AccessFlags.PUBLIC.value,
+                    ImmutableBooleanEncodedValue.FALSE_VALUE,
+                    null,
+                    null
+                ).toMutable(),
+            )
+
+            fields.add(
+                ImmutableField(
+                    type,
+                    "isHidden",
+                    "Z",
+                    AccessFlags.PUBLIC.value,
+                    ImmutableBooleanEncodedValue.FALSE_VALUE,
+                    null,
+                    null
+                ).toMutable(),
+            )
+        }
+    }
+}
\ No newline at end of file
diff --git a/patches/src/main/kotlin/app/revanced/patches/kakaotalk/chatlog/fingerprints/ChatLogFingerprint.kt b/patches/src/main/kotlin/app/revanced/patches/kakaotalk/chatlog/fingerprints/ChatLogFingerprint.kt
new file mode 100644
index 000000000..8cbcba33b
--- /dev/null
+++ b/patches/src/main/kotlin/app/revanced/patches/kakaotalk/chatlog/fingerprints/ChatLogFingerprint.kt
@@ -0,0 +1,14 @@
+package app.revanced.patches.kakaotalk.chatlog.fingerprints
+
+import app.revanced.patcher.fingerprint
+import com.android.tools.smali.dexlib2.AccessFlags
+
+internal val chatLogFingerprint = fingerprint {
+    accessFlags(AccessFlags.PUBLIC)
+    returns("Ljava/lang/String;")
+    parameters()
+    strings(
+        "[class:",
+        "] ChatLog [id=",
+    )
+}
\ No newline at end of file