/window/{windowId}/{documentId}/{tabId}/{rowId}/references endpoint

#414

src/main/java/de/metas/ui/web/window/controller/WindowRestController.java

@@ -46,6 +46,8 @@
 import de.metas.ui.web.window.datatypes.json.JSONDocumentChangedEvent;
 import de.metas.ui.web.window.datatypes.json.JSONDocumentLayout;
 import de.metas.ui.web.window.datatypes.json.JSONDocumentPath;
+import de.metas.ui.web.window.datatypes.json.JSONDocumentReference;
+import de.metas.ui.web.window.datatypes.json.JSONDocumentReferencesGroup;
 import de.metas.ui.web.window.datatypes.json.JSONDocumentReferencesGroupList;
 import de.metas.ui.web.window.datatypes.json.JSONLookupValuesList;
 import de.metas.ui.web.window.datatypes.json.JSONOptions;
@@ -396,7 +398,7 @@ public JSONLookupValuesList getDocumentFieldTypeahead(
 		final DocumentPath documentPath = DocumentPath.rootDocumentPath(windowId, documentId);
 		return getDocumentFieldTypeahead(documentPath, fieldName, query);
 	}
-	
+
 	/**
 	 * Typeahead for included document's field
 	 */
@@ -414,7 +416,7 @@ public JSONLookupValuesList getDocumentFieldTypeahead(
 		final DocumentPath documentPath = DocumentPath.includedDocumentPath(windowId, documentId, tabId, rowId);
 		return getDocumentFieldTypeahead(documentPath, fieldName, query);
 	}
-	
+
 	/** Typeahead: unified implementation */
 	private JSONLookupValuesList getDocumentFieldTypeahead(final DocumentPath documentPath, final String fieldName, final String query)
 	{
@@ -436,7 +438,7 @@ public JSONLookupValuesList getDocumentFieldDropdown(
 		final DocumentPath documentPath = DocumentPath.rootDocumentPath(windowId, documentId);
 		return getDocumentFieldDropdown(documentPath, fieldName);
 	}
-	
+
 	@GetMapping("/{windowId}/{documentId}/{tabId}/{rowId}/field/{fieldName}/dropdown")
 	public JSONLookupValuesList getDocumentFieldDropdown(
 			@PathVariable("windowId") final String windowIdStr //
@@ -450,7 +452,7 @@ public JSONLookupValuesList getDocumentFieldDropdown(
 		final DocumentPath documentPath = DocumentPath.includedDocumentPath(windowId, documentId, tabId, rowId);
 		return getDocumentFieldDropdown(documentPath, fieldName);
 	}
-	
+
 	private JSONLookupValuesList getDocumentFieldDropdown(final DocumentPath documentPath, final String fieldName)
 	{
 		userSession.assertLoggedIn();
@@ -472,7 +474,7 @@ public JSONZoomInto getDocumentFieldZoomInto(
 		final DocumentPath documentPath = DocumentPath.rootDocumentPath(windowId, documentId);
 		return getDocumentFieldZoomInto(documentPath, fieldName);
 	}
-	
+
 	@ApiOperation("field current value's window layout to zoom into")
 	@GetMapping("/{windowId}/{documentId}/{tabId}/{rowId}/field/{fieldName}/zoomInto")
 	public JSONZoomInto getDocumentFieldZoomInto(
@@ -487,7 +489,7 @@ public JSONZoomInto getDocumentFieldZoomInto(
 		final DocumentPath documentPath = DocumentPath.includedDocumentPath(windowId, documentId, tabId, rowId);
 		return getDocumentFieldZoomInto(documentPath, fieldName);
 	}
-	
+
 	private JSONZoomInto getDocumentFieldZoomInto(final DocumentPath documentPath, final String fieldName)
 	{
 		userSession.assertLoggedIn();
@@ -569,6 +571,27 @@ public JSONDocumentActionsList getDocumentActions(
 		});
 	}
 
+	@GetMapping(value = "/{windowId}/{documentId}/{tabId}/{rowId}/references")
+	public JSONDocumentReferencesGroup getDocumentReferences(
+			@PathVariable("windowId") final String windowIdStr,
+			@PathVariable("documentId") final String documentIdStr,
+			@PathVariable("tabId") final String tabIdStr,
+			@PathVariable("rowId") final String rowIdStr)
+	{
+		userSession.assertLoggedIn();
+
+		// Get document references
+		final WindowId windowId = WindowId.fromJson(windowIdStr);
+		final DocumentPath documentPath = DocumentPath.includedDocumentPath(windowId, documentIdStr, tabIdStr, rowIdStr);
+		final List<DocumentReference> documentReferences = documentReferencesService.getDocumentReferences(documentPath);
+
+		final JSONOptions jsonOpts = newJSONOptions().build();
+		return JSONDocumentReferencesGroup.builder()
+				.caption("References")
+				.references(JSONDocumentReference.ofList(documentReferences, jsonOpts))
+				.build();
+	}
+
 	@GetMapping(value = "/{windowId}/{documentId}/references")
 	public JSONDocumentReferencesGroupList getDocumentReferences(
 			@PathVariable("windowId") final String windowIdStr //

src/main/java/de/metas/ui/web/window/datatypes/json/JSONDocumentReference.java

@@ -1,10 +1,14 @@
 package de.metas.ui.web.window.datatypes.json;
 
+import java.util.Collection;
+import java.util.List;
+
 import org.slf4j.Logger;
 
 import com.fasterxml.jackson.annotation.JsonAutoDetect;
 import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
 import com.fasterxml.jackson.annotation.JsonProperty;
+import com.google.common.collect.ImmutableList;
 
 import de.metas.logging.LogManager;
 import de.metas.ui.web.document.filter.DocumentFilter;
@@ -25,11 +29,11 @@
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public
- * License along with this program.  If not, see
+ * License along with this program. If not, see
  * <http://www.gnu.org/licenses/gpl-2.0.html>.
  * #L%
  */
@@ -50,6 +54,19 @@ static final JSONDocumentReference of(final DocumentReference documentReference,
 		}
 	}
 
+	public static final List<JSONDocumentReference> ofList(final Collection<DocumentReference> documentReferences, final JSONOptions jsonOpts)
+	{
+		if (documentReferences.isEmpty())
+		{
+			return ImmutableList.of();
+		}
+
+		return documentReferences.stream()
+				.map(documentReference -> of(documentReference, jsonOpts))
+				.filter(jsonDocumentReference -> jsonDocumentReference != null)
+				.collect(ImmutableList.toImmutableList());
+	}
+
 	private static final transient Logger logger = LogManager.getLogger(JSONDocumentReference.class);
 
 	@JsonProperty("id")