feat: snap to chat media

core/src/main/assets/lang/en_US.json

@@ -304,6 +304,10 @@
                         "name": "Prevent Message Sending",
                         "description": "Prevents sending certain types of messages"
                     },
+                    "snap_to_chat_media": {
+                        "name": "Snap to Chat Media",
+                        "description": "Converts snaps to chat external media"
+                    },
                     "better_notifications": {
                         "name": "Better Notifications",
                         "description": "Adds more information in received notifications"

core/src/main/kotlin/me/rhunk/snapenhance/core/config/impl/MessagingTweaks.kt

@@ -17,6 +17,7 @@ class MessagingTweaks : ConfigContainer() {
         "EXTERNAL_MEDIA",
         "STICKER"
     )
+    val snapToChatMedia = boolean("snap_to_chat_media")
     val preventMessageSending = multiple("prevent_message_sending", *NotificationType.getOutgoingValues().map { it.key }.toTypedArray()) {
         customOptionTranslationPath = "features.options.notifications"
     }

core/src/main/kotlin/me/rhunk/snapenhance/features/impl/spying/SnapToChatMedia.kt

@@ -0,0 +1,28 @@
+package me.rhunk.snapenhance.features.impl.spying
+
+import me.rhunk.snapenhance.core.util.protobuf.ProtoReader
+import me.rhunk.snapenhance.core.util.protobuf.ProtoWriter
+import me.rhunk.snapenhance.data.ContentType
+import me.rhunk.snapenhance.data.wrapper.impl.Message
+import me.rhunk.snapenhance.features.Feature
+import me.rhunk.snapenhance.features.FeatureLoadParams
+import me.rhunk.snapenhance.hook.HookStage
+import me.rhunk.snapenhance.hook.hookConstructor
+
+class SnapToChatMedia : Feature("SnapToChatMedia", loadParams = FeatureLoadParams.ACTIVITY_CREATE_SYNC) {
+    override fun onActivityCreate() {
+        if (!context.config.messaging.snapToChatMedia.get()) return
+        context.classCache.message.hookConstructor(HookStage.AFTER) { param ->
+            val message = Message(param.thisObject())
+
+            if (message.messageContent.contentType != ContentType.SNAP) return@hookConstructor
+
+            val snapMessageContent = ProtoReader(message.messageContent.content).followPath(11)?.getBuffer() ?: return@hookConstructor
+            message.messageContent.content = ProtoWriter().apply {
+                from(3) {
+                    addBuffer(3, snapMessageContent)
+                }
+            }.toByteArray()
+        }
+    }
+}

core/src/main/kotlin/me/rhunk/snapenhance/manager/impl/FeatureManager.kt

@@ -15,6 +15,7 @@ import me.rhunk.snapenhance.features.impl.privacy.PreventMessageSending
 import me.rhunk.snapenhance.features.impl.spying.AnonymousStoryViewing
 import me.rhunk.snapenhance.features.impl.spying.MessageLogger
 import me.rhunk.snapenhance.features.impl.spying.PreventReadReceipts
+import me.rhunk.snapenhance.features.impl.spying.SnapToChatMedia
 import me.rhunk.snapenhance.features.impl.spying.StealthMode
 import me.rhunk.snapenhance.features.impl.tweaks.*
 import me.rhunk.snapenhance.features.impl.ui.ClientBootstrapOverride
@@ -84,6 +85,7 @@ class FeatureManager(private val context: ModContext) : Manager {
             AddFriendSourceSpoof::class,
             DisableReplayInFF::class,
             OldBitmojiSelfie::class,
+            SnapToChatMedia::class,
         )
 
         initializeFeatures()