minor fixes for deletion compatibility

front/src/store/store.ts

@@ -174,6 +174,12 @@ const store = createStore<State>({
             const msgs = msgOnRoomId(state, payload.roomId);
             const msgIndex = msgs?.messages.findIndex((msg) => msg.id == payload.messageId) ?? -1;
             if (msgs && msgIndex != -1) {
+                if (!isSeenFc(msgs.messages[msgIndex].flags)) {
+                    const room = roomOnId(state, payload.roomId);
+                    if (room) {
+                        room.notSeen = room.notSeen - 1;
+                    }
+                }
                 msgs.messages.splice(msgIndex, 1);
             }
         },

front/src/views/room/RoomView.vue

@@ -51,6 +51,7 @@ function openMessageView(messageId) {
 
 const shouldBeCompact = (index) => {
     // show last three messages
+    // todo fix not changing three displayed when deleting
     if (messages.value?.length - 4 < index) return false;
     return true;
 };