5 files changed, 15 insertions, 7 deletions
diff --git a/libdino/src/entity/conversation.vala b/libdino/src/entity/conversation.vala
index d0ba4920..47ebd5d8 100644
--- a/libdino/src/entity/conversation.vala
+++ b/libdino/src/entity/conversation.vala
@@ -9,7 +9,11 @@ public class Conversation : Object {
     public enum Type {
         CHAT,
         GROUPCHAT,
-        GROUPCHAT_PM
+        GROUPCHAT_PM;
+
+        public bool is_muc_semantic() {
+            return this == GROUPCHAT || this == GROUPCHAT_PM;
+        }
     }
 
     public int id { get; set; }
diff --git a/libdino/src/entity/message.vala b/libdino/src/entity/message.vala
index d5697c72..e87d0e3a 100644
--- a/libdino/src/entity/message.vala
+++ b/libdino/src/entity/message.vala
@@ -22,7 +22,11 @@ public class Message : Object {
         CHAT,
         GROUPCHAT,
         GROUPCHAT_PM,
-        UNKNOWN
+        UNKNOWN;
+
+        public bool is_muc_semantic() {
+            return this == GROUPCHAT || this == GROUPCHAT_PM;
+        }
     }
 
     public int id { get; set; default = -1; }
@@ -74,7 +78,7 @@ public class Message : Object {
         if (counterpart_resource != null) counterpart = counterpart.with_resource(counterpart_resource);
 
         string our_resource = row[db.message.our_resource];
-        if (type_ == Type.GROUPCHAT && our_resource != null) {
+        if (type_.is_muc_semantic() && our_resource != null) {
             ourpart = counterpart.with_resource(our_resource);
         } else if (our_resource != null) {
             ourpart = account.bare_jid.with_resource(our_resource);
diff --git a/libdino/src/service/content_item_store.vala b/libdino/src/service/content_item_store.vala
index 673053c5..8be4d85f 100644
--- a/libdino/src/service/content_item_store.vala
+++ b/libdino/src/service/content_item_store.vala
@@ -68,7 +68,7 @@ public class ContentItemStore : StreamInteractionModule, Object {
                         try {
                             string storage_dir = FileManager.get_storage_dir();
                             FileTransfer file_transfer = new FileTransfer.from_row(db, row_option.inner, storage_dir);
-                            if (conversation.type_ in new Conversation.Type[]{Conversation.Type.GROUPCHAT, Conversation.Type.GROUPCHAT_PM}) {
+                            if (conversation.type_.is_muc_semantic()) {
                                 try {
                                     // resourcepart wasn't set before, so we pick nickname instead (which isn't accurate if nickname is changed)
                                     file_transfer.ourpart = conversation.counterpart.with_resource(file_transfer.ourpart.resourcepart ?? conversation.nickname);
diff --git a/libdino/src/service/file_manager.vala b/libdino/src/service/file_manager.vala
index 7cd9aeaf..d0cabea7 100644
--- a/libdino/src/service/file_manager.vala
+++ b/libdino/src/service/file_manager.vala
@@ -42,7 +42,7 @@ public class FileManager : StreamInteractionModule, Object {
         FileTransfer file_transfer = new FileTransfer();
         file_transfer.account = conversation.account;
         file_transfer.counterpart = conversation.counterpart;
-        if (conversation.type_ in new Conversation.Type[]{Conversation.Type.GROUPCHAT, Conversation.Type.GROUPCHAT_PM}) {
+        if (conversation.type_.is_muc_semantic()) {
             file_transfer.ourpart = stream_interactor.get_module(MucManager.IDENTITY).get_own_jid(conversation.counterpart, conversation.account) ?? conversation.account.bare_jid;
         } else {
             file_transfer.ourpart = conversation.account.full_jid;
@@ -292,7 +292,7 @@ public class FileManager : StreamInteractionModule, Object {
         file_transfer.account = conversation.account;
         file_transfer.direction = from.bare_jid.equals(conversation.account.bare_jid) ? FileTransfer.DIRECTION_SENT : FileTransfer.DIRECTION_RECEIVED;
         file_transfer.counterpart = file_transfer.direction == FileTransfer.DIRECTION_RECEIVED ? from : conversation.counterpart;
-        if (conversation.type_ in new Conversation.Type[]{Conversation.Type.GROUPCHAT, Conversation.Type.GROUPCHAT_PM}) {
+        if (conversation.type_.is_muc_semantic()) {
             file_transfer.ourpart = stream_interactor.get_module(MucManager.IDENTITY).get_own_jid(conversation.counterpart, conversation.account) ?? conversation.account.bare_jid;
         } else {
             file_transfer.ourpart = conversation.account.full_jid;
diff --git a/libdino/src/service/message_processor.vala b/libdino/src/service/message_processor.vala
index a0000936..3959715d 100644
--- a/libdino/src/service/message_processor.vala
+++ b/libdino/src/service/message_processor.vala
@@ -530,7 +530,7 @@ public class MessageProcessor : StreamInteractionModule, Object {
         message.local_time = now;
         message.direction = Entities.Message.DIRECTION_SENT;
         message.counterpart = conversation.counterpart;
-        if (conversation.type_ in new Conversation.Type[]{Conversation.Type.GROUPCHAT, Conversation.Type.GROUPCHAT_PM}) {
+        if (conversation.type_.is_muc_semantic()) {
             message.ourpart = stream_interactor.get_module(MucManager.IDENTITY).get_own_jid(conversation.counterpart, conversation.account) ?? conversation.account.bare_jid;
             message.real_jid = conversation.account.bare_jid;
         } else {