[SES-2162] - Remove wrapping of config message (#1517)

* Remove wrapping of config message

* Addresses feedback

* Merged in ThreadUtils fix

* JDK installation

* Revert JDK change

---------

Co-authored-by: fanchao <git@fanchao.dev>

app/src/main/java/org/thoughtcrime/securesms/AppContext.kt

@@ -5,7 +5,6 @@ import kotlinx.coroutines.asExecutor
 import nl.komponents.kovenant.Kovenant
 import nl.komponents.kovenant.jvm.asDispatcher
 import org.session.libsignal.utilities.Log
-import org.session.libsignal.utilities.ThreadUtils
 import java.util.concurrent.Executors
 
 object AppContext {

libsession-util/libsession-util

@@ -1 +1 @@
-Subproject commit 626b6628a2af8fff798042416b3b469b8bfc6ecf
+Subproject commit 4b6f595fdbd3b5f6fba380253e560d8ee296b734

libsession/src/main/java/org/session/libsession/messaging/jobs/ConfigurationSyncJob.kt

@@ -61,7 +61,7 @@ data class ConfigurationSyncJob(val destination: Destination): Job {
             SharedConfigurationMessage(config.protoKindFor(), data, seqNo) to config
         }.map { (message, config) ->
             // return a list of batch request objects
-            val snodeMessage = MessageSender.buildWrappedMessageToSnode(destination, message, true)
+            val snodeMessage = MessageSender.buildConfigMessageToSnode(destination.destinationPublicKey(), message)
             val authenticated = SnodeAPI.buildAuthenticatedStoreBatchInfo(
                 destination.destinationPublicKey(),
                 config.configNamespace(),

libsession/src/main/java/org/session/libsession/messaging/sending_receiving/MessageSender.kt

@@ -81,6 +81,15 @@ object MessageSender {
         }
     }
 
+    fun buildConfigMessageToSnode(destinationPubKey: String, message: SharedConfigurationMessage): SnodeMessage {
+        return SnodeMessage(
+            destinationPubKey,
+            Base64.encodeBytes(message.data),
+            ttl = message.ttl,
+            SnodeAPI.nowWithOffset
+        )
+    }
+
     // One-on-One Chats & Closed Groups
     @Throws(Exception::class)
     fun buildWrappedMessageToSnode(destination: Destination, message: Message, isSyncMessage: Boolean): SnodeMessage {

libsession/src/main/java/org/session/libsession/messaging/sending_receiving/pollers/Poller.kt

@@ -25,6 +25,7 @@ import org.session.libsession.snode.RawResponse
 import org.session.libsession.snode.SnodeAPI
 import org.session.libsession.snode.SnodeModule
 import org.session.libsession.utilities.ConfigFactoryProtocol
+import org.session.libsignal.utilities.Base64
 import org.session.libsignal.utilities.Log
 import org.session.libsignal.utilities.Namespace
 import org.session.libsignal.utilities.Snode
@@ -126,37 +127,26 @@ class Poller(private val configFactory: ConfigFactoryProtocol, debounceTimer: Ti
     private fun processConfig(snode: Snode, rawMessages: RawResponse, namespace: Int, forConfigObject: ConfigBase?) {
         if (forConfigObject == null) return
 
-        val messages = SnodeAPI.parseRawMessagesResponse(
-            rawMessages,
-            snode,
-            userPublicKey,
-            namespace,
-            updateLatestHash = true,
-            updateStoredHashes = true,
-        )
+        val messages = rawMessages["messages"] as? List<*>
+        val processed = if (!messages.isNullOrEmpty()) {
+            SnodeAPI.updateLastMessageHashValueIfPossible(snode, userPublicKey, messages, namespace)
+            SnodeAPI.removeDuplicates(userPublicKey, messages, namespace, true).mapNotNull { messageBody ->
+                val rawMessageAsJSON = messageBody as? Map<*, *> ?: return@mapNotNull null
+                val hashValue = rawMessageAsJSON["hash"] as? String ?: return@mapNotNull null
+                val b64EncodedBody = rawMessageAsJSON["data"] as? String ?: return@mapNotNull null
+                val timestamp = rawMessageAsJSON["t"] as? Long ?: SnodeAPI.nowWithOffset
+                val body = Base64.decode(b64EncodedBody)
+                Triple(body, hashValue, timestamp)
+            }
+        } else emptyList()
 
-        if (messages.isEmpty()) {
-            // no new messages to process
-            return
-        }
+        if (processed.isEmpty()) return
 
         var latestMessageTimestamp: Long? = null
-        messages.forEach { (envelope, hash) ->
+        processed.forEach { (body, hash, timestamp) ->
             try {
-                val (message, _) = MessageReceiver.parse(data = envelope.toByteArray(),
-                    // assume no groups in personal poller messages
-                    openGroupServerID = null, currentClosedGroups = emptySet()
-                )
-                // sanity checks
-                if (message !is SharedConfigurationMessage) {
-                    Log.w("Loki", "shared config message handled in configs wasn't SharedConfigurationMessage but was ${message.javaClass.simpleName}")
-                    return@forEach
-                }
-                val merged = forConfigObject.merge(hash!! to message.data).firstOrNull { it == hash }
-                if (merged != null) {
-                    // We successfully merged the hash, we can now update the timestamp
-                    latestMessageTimestamp = if ((message.sentTimestamp ?: 0L) > (latestMessageTimestamp ?: 0L)) { message.sentTimestamp } else { latestMessageTimestamp }
-                }
+                forConfigObject.merge(hash to body)
+                latestMessageTimestamp = if (timestamp > (latestMessageTimestamp ?: 0L)) { timestamp } else { latestMessageTimestamp }
             } catch (e: Exception) {
                 Log.e("Loki", e)
             }

libsession/src/main/java/org/session/libsession/snode/SnodeAPI.kt

@@ -829,7 +829,7 @@ object SnodeAPI {
         }
     }
 
-    private fun updateLastMessageHashValueIfPossible(snode: Snode, publicKey: String, rawMessages: List<*>, namespace: Int) {
+    fun updateLastMessageHashValueIfPossible(snode: Snode, publicKey: String, rawMessages: List<*>, namespace: Int) {
         val lastMessageAsJSON = rawMessages.lastOrNull() as? Map<*, *>
         val hashValue = lastMessageAsJSON?.get("hash") as? String
         if (hashValue != null) {
@@ -839,7 +839,7 @@ object SnodeAPI {
         }
     }
 
-    private fun removeDuplicates(publicKey: String, rawMessages: List<*>, namespace: Int, updateStoredHashes: Boolean): List<*> {
+    fun removeDuplicates(publicKey: String, rawMessages: List<*>, namespace: Int, updateStoredHashes: Boolean): List<*> {
         val originalMessageHashValues = database.getReceivedMessageHashValues(publicKey, namespace)?.toMutableSet() ?: mutableSetOf()
         val receivedMessageHashValues = originalMessageHashValues.toMutableSet()
         val result = rawMessages.filter { rawMessage ->