Show User Description

.cdsrc.json

@@ -4,5 +4,8 @@
         "extensibility": true,
         "toggles": true
     },
-    "profile": "with-mtx-sidecar"
+    "profile": "with-mtx-sidecar",
+    "cdsc": {
+        "draftUserDescription": true
+    }
 }

srv/src/main/java/my/bookshop/handlers/UserDescriptionHandler.java

@@ -0,0 +1,34 @@
+package my.bookshop.handlers;
+
+import com.sap.cds.CdsData;
+import com.sap.cds.CdsDataProcessor;
+import com.sap.cds.services.draft.DraftCreateEventContext;
+import com.sap.cds.services.draft.DraftService;
+import com.sap.cds.services.handler.EventHandler;
+import com.sap.cds.services.handler.annotations.Before;
+import com.sap.cds.services.handler.annotations.ServiceName;
+import com.sap.cds.services.request.UserInfo;
+import java.util.List;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+@Component
+@ServiceName(value = "*", type = DraftService.class)
+public class UserDescriptionHandler implements EventHandler {
+
+  @Autowired private UserInfo userInfo;
+
+  @Before
+  protected void addDraftFields(DraftCreateEventContext context, List<CdsData> entries) {
+    CdsDataProcessor.Filter filter =
+        (path, element, type) -> "InProcessByUserDescription".equals(element.getName());
+    CdsDataProcessor.Generator generator = (path, element, isNull) -> description();
+    CdsDataProcessor.create().addGenerator(filter, generator).process(entries, context.getTarget());
+  }
+
+  private String description() {
+    return userInfo.getAdditionalAttribute("given_name")
+        + " "
+        + userInfo.getAdditionalAttribute("family_name");
+  }
+}

srv/src/main/resources/application.yaml

@@ -17,9 +17,22 @@ cds:
         password: admin
         roles:
         - admin
+        additional:
+            given_name: Paul
+            family_name: Müller 
         attributes:
           businessPartner:
           - "10401010"
+      minad:
+        password: minad
+        roles:
+        - admin
+        additional:
+            given_name: Emma
+            family_name: Maier
+        attributes:
+          businessPartner:
+          - "1000020"
       user:
         password: user
 server.servlet.encoding: