Make serialization contain comm_id to respect jupyter comm handlers

Author: nikolay-egorov

jupyter-lib/shared-compiler/src/main/kotlin/org/jetbrains/kotlinx/jupyter/compiler/util/serializedCompiledScript.kt

@@ -52,8 +52,9 @@ data class SerializedVariablesState(
 
 @Serializable
 class SerializationReply(
-    val cellId: Int = 1,
-    val descriptorsState: Map<String, SerializedVariablesState> = emptyMap()
+    val cell_id: Int = 1,
+    val descriptorsState: Map<String, SerializedVariablesState> = emptyMap(),
+    val comm_id: String = ""
 )
 
 @Serializable

src/main/kotlin/org/jetbrains/kotlinx/jupyter/message_types.kt

@@ -561,13 +561,15 @@ class SerializationRequest(
     val cellId: Int,
     val descriptorsState: Map<String, SerializedVariablesState>,
     val topLevelDescriptorName: String = "",
-    val pathToDescriptor: List<String> = emptyList()
+    val pathToDescriptor: List<String> = emptyList(),
+    val commId: String = ""
 ) : MessageContent()
 
 @Serializable
 class SerializationReply(
-    val cellId: Int = 1,
-    val descriptorsState: Map<String, SerializedVariablesState> = emptyMap()
+    val cell_id: Int = 1,
+    val descriptorsState: Map<String, SerializedVariablesState> = emptyMap(),
+    val comm_id: String = ""
 ) : MessageContent()
 
 @Serializable(MessageDataSerializer::class)

src/main/kotlin/org/jetbrains/kotlinx/jupyter/protocol.kt

@@ -308,21 +308,23 @@ fun JupyterConnection.Socket.shellMessagesHandler(msg: Message, repl: ReplForJup
             sendWrapped(msg, makeReplyMessage(msg, MessageType.COMM_INFO_REPLY, content = CommInfoReply(mapOf())))
         }
         is CommOpen -> {
-            if (!content.commId.equals(MessageType.SERIALIZATION_REQUEST.name, ignoreCase = true)) {
+            if (!content.targetName.equals("kotlin_serialization", ignoreCase = true)) {
                 send(makeReplyMessage(msg, MessageType.NONE))
                 return
             }
             log.debug("Message type in CommOpen: $msg, ${msg.type}")
             val data = content.data ?: return sendWrapped(msg, makeReplyMessage(msg, MessageType.SERIALIZATION_REPLY))
-
+            if (data.isEmpty()) return sendWrapped(msg, makeReplyMessage(msg, MessageType.SERIALIZATION_REPLY))
+            log.debug("Message data: $data")
             val messageContent = getVariablesDescriptorsFromJson(data)
             GlobalScope.launch(Dispatchers.Default) {
                 repl.serializeVariables(
                     messageContent.topLevelDescriptorName,
                     messageContent.descriptorsState,
+                    content.commId,
                     messageContent.pathToDescriptor
                 ) { result ->
-                    sendWrapped(msg, makeReplyMessage(msg, MessageType.COMM_OPEN, content = result))
+                    sendWrapped(msg, makeReplyMessage(msg, MessageType.COMM_MSG, content = result))
                 }
             }
         }
@@ -343,7 +345,7 @@ fun JupyterConnection.Socket.shellMessagesHandler(msg: Message, repl: ReplForJup
         is SerializationRequest -> {
             GlobalScope.launch(Dispatchers.Default) {
                 if (content.topLevelDescriptorName.isNotEmpty()) {
-                    repl.serializeVariables(content.topLevelDescriptorName, content.descriptorsState, content.pathToDescriptor) { result ->
+                    repl.serializeVariables(content.topLevelDescriptorName, content.descriptorsState, commID = content.commId, content.pathToDescriptor) { result ->
                         sendWrapped(msg, makeReplyMessage(msg, MessageType.SERIALIZATION_REPLY, content = result))
                     }
                 } else {

src/main/kotlin/org/jetbrains/kotlinx/jupyter/repl.kt

@@ -142,7 +142,7 @@ interface ReplForJupyter {
 
     suspend fun serializeVariables(cellId: Int, topLevelVarName: String, descriptorsState: Map<String, SerializedVariablesState>, callback: (SerializationReply) -> Unit)
 
-    suspend fun serializeVariables(topLevelVarName: String, descriptorsState: Map<String, SerializedVariablesState>, pathToDescriptor: List<String> = emptyList(),
+    suspend fun serializeVariables(topLevelVarName: String, descriptorsState: Map<String, SerializedVariablesState>, commID: String = "", pathToDescriptor: List<String> = emptyList(),
                                    callback: (SerializationReply) -> Unit)
 
     val homeDir: File?
@@ -576,9 +576,8 @@ class ReplForJupyterImpl(
         doWithLock(SerializationArgs(descriptorsState, cellId = cellId, topLevelVarName = topLevelVarName, callback = callback), serializationQueue, SerializationReply(cellId, descriptorsState), ::doSerializeVariables)
     }
 
-    override suspend fun serializeVariables(topLevelVarName: String, descriptorsState: Map<String, SerializedVariablesState>, pathToDescriptor: List<String>,
-                                            callback: (SerializationReply) -> Unit) {
-        doWithLock(SerializationArgs(descriptorsState, topLevelVarName = topLevelVarName, callback = callback, pathToDescriptor = pathToDescriptor), serializationQueue, SerializationReply(), ::doSerializeVariables)
+    override suspend fun serializeVariables(topLevelVarName: String, descriptorsState: Map<String, SerializedVariablesState>, commID: String, pathToDescriptor: List<String>, callback: (SerializationReply) -> Unit) {
+        doWithLock(SerializationArgs(descriptorsState, topLevelVarName = topLevelVarName, callback = callback, comm_id = commID ,pathToDescriptor = pathToDescriptor), serializationQueue, SerializationReply(), ::doSerializeVariables)
     }
 
     private fun doSerializeVariables(args: SerializationArgs): SerializationReply {
@@ -593,7 +592,7 @@ class ReplForJupyterImpl(
         }
         log.debug("Serialization cellID: $cellId")
         log.debug("Serialization answer: ${resultMap.entries.first().value.fieldDescriptor}")
-        return SerializationReply(cellId, resultMap)
+        return SerializationReply(cellId, resultMap, args.comm_id)
     }
 
 
@@ -634,6 +633,7 @@ class ReplForJupyterImpl(
         var cellId: Int = -1,
         val topLevelVarName: String = "",
         val pathToDescriptor: List<String> = emptyList(),
+        val comm_id: String = "",
         override val callback: (SerializationReply) -> Unit
     ) : LockQueueArgs<SerializationReply>