feat(backend): allow services to provide user properties

packages/backend/src/services/DetailProviderService.js

@@ -14,15 +14,14 @@ class DetailProviderService extends BaseService {
         this.providers_.push(fn);
     }
 
-    async get_details (context) {
-        const details = {};
+    async get_details (context, out) {
+        out = out || {};
 
         for (const provider of this.providers_) {
-            const out = await provider(context);
-            Object.assign(details, out);
+            await provider(context, out);
         }
 
-        return details;
+        return out;
     }
 }
 

packages/backend/src/services/GetUserService.js

@@ -26,6 +26,14 @@ class GetUserService extends BaseService {
     async _init () {
     }
     async get_user (options) {
+        const user = await this.get_user_(options);
+        if ( ! user ) return null;
+
+        const svc_whoami = this.services.get('whoami');
+        await svc_whoami.get_details({ user }, user);
+        return user;
+    }
+    async get_user_ (options) {
         const services = this.services;
 
         /** @type BaseDatabaseAccessService */