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

@@ -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;
 }

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(),
+            )
+        }
+    }
+}

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=",
+    )
+}