feat: restructure notification services

apps/aether-gateway/src/handlers/public/support/user_me_profile.rs

@@ -7,7 +7,9 @@ use axum::{
 use serde::Deserialize;
 use serde_json::json;
 
-use crate::handlers::shared::{deserialize_optional_json_patch, normalize_feature_settings};
+use crate::handlers::shared::{
+    deserialize_optional_json_patch, normalize_user_self_feature_settings_update,
+};
 
 use super::{
     auth_password_policy_level, build_auth_error_response, resolve_authenticated_local_user,
@@ -65,12 +67,24 @@ pub(super) async fn handle_users_me_detail_put(
     let email = normalize_users_me_optional_non_empty_string(payload.email);
     let username = normalize_users_me_optional_non_empty_string(payload.username);
     let feature_settings = match payload.feature_settings {
-        Some(value) => match normalize_feature_settings(value) {
-            Ok(value) => Some(value),
-            Err(detail) => {
-                return build_auth_error_response(http::StatusCode::BAD_REQUEST, detail, false);
+        Some(value) => {
+            let current = match state.read_user_feature_settings(&auth.user.id).await {
+                Ok(value) => value,
+                Err(err) => {
+                    return build_auth_error_response(
+                        http::StatusCode::INTERNAL_SERVER_ERROR,
+                        format!("user feature settings lookup failed: {err:?}"),
+                        false,
+                    )
+                }
+            };
+            match normalize_user_self_feature_settings_update(value, current) {
+                Ok(value) => Some(value),
+                Err(detail) => {
+                    return build_auth_error_response(http::StatusCode::BAD_REQUEST, detail, false);
+                }
             }
-        },
+        }
         None => None,
     };