Started MessageAction trait.

src/action/message.rs

@@ -1,6 +1,9 @@
 use super::{Addition, DocDef, Query, UserAction};
 use crate::{
-    message::wrapper::{Delete, Records, Reply, Update},
+    message::{
+        wrapper::{Delete, Records, Reply, Update},
+        MessageAction,
+    },
     mtterror::MTTError,
     name::NameType,
     queue::data_director::Register,
@@ -24,11 +27,12 @@ pub enum MsgAction {
     Update(Update),
 }
 
-impl MsgAction {
+impl MessageAction for MsgAction {
     fn doc_name(&self) -> NameType {
         match self {
-            Self::Addition(data) => NameType::None,
+            Self::Addition(data) => data.doc_name(),
             Self::Query(data) => data.doc_name(),
+            Self::Create(data) => data.doc_name(),
             _ => NameType::None,
         }
     }