Move response deserialization into client

src/client.rs

@@ -20,7 +20,7 @@ use crate::connection::{self, EppConnection};
 use crate::error::Error;
 use crate::hello::{Greeting, GreetingDocument, HelloDocument};
 use crate::request::{Command, CommandDocument, Extension, Transaction};
-use crate::response::Response;
+use crate::response::{Response, ResponseDocument, ResponseStatus};
 use crate::xml::EppXml;
 
 /// An `EppClient` provides an interface to sending EPP requests to a registry
@@ -133,13 +133,19 @@ impl<C: Connector> EppClient<C> {
         let response = self.connection.transact(&xml)?.await?;
         debug!("{}: response: {}", self.connection.registry, &response);
 
-        match Cmd::deserialize_response(&response) {
-            Ok(response) => Ok(response),
-            Err(e) => {
-                error!(%response, "Failed to deserialize response: {}", e);
-                Err(e)
-            }
+        let rsp =
+            <ResponseDocument<Cmd::Response, Ext::Response> as EppXml>::deserialize(&response)?;
+        if rsp.data.result.code.is_success() {
+            return Ok(rsp.data);
         }
+
+        let err = crate::error::Error::Command(ResponseStatus {
+            result: rsp.data.result,
+            tr_ids: rsp.data.tr_ids,
+        });
+
+        error!(%response, "Failed to deserialize response for transaction: {}", err);
+        Err(err)
     }
 
     /// Accepts raw EPP XML and returns the raw EPP XML response to it.

src/request.rs

@@ -5,30 +5,14 @@ use std::fmt::Debug;
 
 use crate::{
     common::{StringValue, EPP_XMLNS},
-    response::{Response, ResponseDocument, ResponseStatus},
     xml::EppXml,
-    Error,
 };
 
 pub const EPP_VERSION: &str = "1.0";
 pub const EPP_LANG: &str = "en";
 
 /// Trait to set correct value for xml tags when tags are being generated from generic types
-pub trait Transaction<Ext: Extension>: Command + Sized {
-    fn deserialize_response(
-        epp_xml: &str,
-    ) -> Result<Response<Self::Response, Ext::Response>, Error> {
-        let rsp =
-            <ResponseDocument<Self::Response, Ext::Response> as EppXml>::deserialize(epp_xml)?;
-        match rsp.data.result.code.is_success() {
-            true => Ok(rsp.data),
-            false => Err(crate::error::Error::Command(ResponseStatus {
-                result: rsp.data.result,
-                tr_ids: rsp.data.tr_ids,
-            })),
-        }
-    }
-}
+pub trait Transaction<Ext: Extension>: Command + Sized {}
 
 pub trait Command: Serialize + Debug {
     type Response: DeserializeOwned + Debug;