[3763] Implements the Selection Dialog TreeView

Bug: #3763
Signed-off-by: Florian Barbin <[email protected]>

CHANGELOG.adoc

@@ -108,6 +108,11 @@ As a result, the following maven modules have been deleted: `sirius-web-sample-a
 - https://github.com/eclipse-sirius/sirius-web/issues/3437[#3437] [core] Migrate frontend to MUI 5, if you contributed React componenent that use MUI, you should upgrade them to use MUI 5.
 - https://github.com/eclipse-sirius/sirius-web/issues/2204[#2204] [core] Added `getStyledLabel` in `IDefaultLabelService` and `IObjectService`, you must implement this method if you have custom implementation of these interface. 
 - https://github.com/eclipse-sirius/sirius-web/issues/3815[#3815] [core] Make child creation descriptions locale independent
+- https://github.com/eclipse-sirius/sirius-web/issues/2204[#2204] [core, tree] Added `getStyledLabel` in `IDefaultLabelService` and `IObjectService`, you must implement this method if you have custom implementation of these interface. 
+- https://github.com/eclipse-sirius/sirius-web/issues/3763[#3763] [core] updates some services behavior:
+** The `org.eclipse.sirius.components.emf.services.DefaultIdentityService#getId(Object object)` Can now provides the Id if the Object is of type `org.eclipse.emf.ecore.resource.Resource`. Before this change, it would have returned null.
+** The `org.eclipse.sirius.components.emf.services.DefaultLabelService` Can now provides the label if the Object is of type `org.eclipse.emf.ecore.resource.Resource`. Before this change, it would have returned an empty string.
+
 
 === Dependency update
 
@@ -174,7 +179,7 @@ A migration participant has been added to automatically keep compatible all diag
 - https://github.com/eclipse-sirius/sirius-web/issues/3776[#3776] [trees] Remove unwanted dependency from the reference widget in the explorer
 - https://github.com/eclipse-sirius/sirius-web/issues/3777[#3777] [sirius-web] Add support for any kind of object as semantic element in the tree representation
 - https://github.com/eclipse-sirius/sirius-web/issues/3392[#3392] [diagram] Prevent edge from passing through another node
-- https://github.com/eclipse-sirius/sirius-web/issues/3763[#3763] [diagram] Split the SelectionDialogDescription to prepare the Tree support
+- https://github.com/eclipse-sirius/sirius-web/issues/3763[#3763] [diagram] Make it possible to display semantic candidates in the selection dialog using a tree
 - https://github.com/eclipse-sirius/sirius-web/issues/3793[#3793] [sirius-web] Add mechanism to retrieve the parent object of an element in the tree representation
 - https://github.com/eclipse-sirius/sirius-web/issues/3880[#3880] [sirius-web] Make some tests methods more generic
 - https://github.com/eclipse-sirius/sirius-web/issues/3834[#3834] [deck] Add more variables for DeckDescription
@@ -186,6 +191,8 @@ A migration participant has been added to automatically keep compatible all diag
 - https://github.com/eclipse-sirius/sirius-web/issues/3951[#3951] [sirius-web] Provide an error page to redirect users in case of error
 - https://github.com/eclipse-sirius/sirius-web/issues/3974[#3974] [diagram] Add support for `<` and `>` to trigger direct edit
 
+
+
 == v2024.7.0
 
 === Shapes

packages/compatibility/backend/sirius-components-compatibility/src/main/java/org/eclipse/sirius/components/compatibility/diagrams/SelectModelElementVariableConverter.java

@@ -12,17 +12,12 @@
  *******************************************************************************/
 package org.eclipse.sirius.components.compatibility.diagrams;
 
-import java.util.List;
 import java.util.Objects;
 
-import org.eclipse.sirius.components.compatibility.api.IAQLInterpreterFactory;
 import org.eclipse.sirius.components.compatibility.api.IIdentifierProvider;
 import org.eclipse.sirius.components.compatibility.services.selection.api.ISelectModelElementVariableConverter;
 import org.eclipse.sirius.components.core.api.IObjectService;
-import org.eclipse.sirius.components.interpreter.AQLInterpreter;
-import org.eclipse.sirius.components.interpreter.Result;
 import org.eclipse.sirius.components.representations.VariableManager;
-import org.eclipse.sirius.components.selection.Selection;
 import org.eclipse.sirius.components.selection.description.SelectionDescription;
 import org.eclipse.sirius.viewpoint.description.tool.SelectModelElementVariable;
 import org.springframework.stereotype.Service;
@@ -41,36 +36,25 @@ public class SelectModelElementVariableConverter implements ISelectModelElementV
 
     private final IIdentifierProvider identifierProvider;
 
-    private final IAQLInterpreterFactory interpreterFactory;
 
-    public SelectModelElementVariableConverter(IObjectService objectService, IIdentifierProvider identifierProvider, IAQLInterpreterFactory interpreterFactory) {
+    public SelectModelElementVariableConverter(IObjectService objectService, IIdentifierProvider identifierProvider) {
         this.objectService = Objects.requireNonNull(objectService);
         this.identifierProvider = Objects.requireNonNull(identifierProvider);
-        this.interpreterFactory = Objects.requireNonNull(interpreterFactory);
     }
 
     @Override
     public SelectionDescription convert(SelectModelElementVariable selectModelElementVariable, org.eclipse.sirius.diagram.description.DiagramDescription diagramDescription) {
-        AQLInterpreter interpreter = this.interpreterFactory.create(diagramDescription);
         return SelectionDescription.newSelectionDescription(this.identifierProvider.getIdentifier(selectModelElementVariable))
-                .objectsProvider(variableManager -> {
-                    Result result = interpreter.evaluateExpression(variableManager.getVariables(), selectModelElementVariable.getCandidatesExpression());
-                    return result.asObjects().orElse(List.of()).stream()
-                            .filter(Objects::nonNull)
-                            .toList();
-                })
                 .messageProvider(variableManager -> {
                     String message = selectModelElementVariable.getMessage();
                     if (message == null) {
                         message = "";
                     }
                     return message;
                 })
-                .idProvider(variableManager -> Selection.PREFIX)
+                .idProvider(variableManager -> "selection://")
                 .labelProvider(variableManager -> variableManager.get(VariableManager.SELF, Object.class).map(this.objectService::getLabel).orElse(null))
-                .iconURLProvider(variableManager -> variableManager.get(VariableManager.SELF, Object.class).map(this.objectService::getImagePath).orElse(List.of()))
                 .targetObjectIdProvider(variableManager -> variableManager.get(VariableManager.SELF, Object.class).map(this.objectService::getId).orElse(null))
-                .selectionObjectsIdProvider(variableManager -> variableManager.get(VariableManager.SELF, Object.class).map(this.objectService::getId).orElse(null))
                 .label("Selection Description")
                 .canCreatePredicate(variableManager -> false)
                 .build();

packages/emf/backend/sirius-components-emf/src/main/java/org/eclipse/sirius/components/emf/services/DefaultIdentityService.java

@@ -54,6 +54,8 @@ public String getId(Object object) {
             id = representation.getId();
         } else if (object instanceof IEditingContext editingContext) {
             id = editingContext.getId();
+        } else if (object instanceof Resource resource) {
+            id = resource.getURI().path().substring(1);
         }
         return id;
     }

packages/emf/backend/sirius-components-emf/src/main/java/org/eclipse/sirius/components/emf/services/DefaultLabelService.java

@@ -24,13 +24,15 @@
 import org.eclipse.emf.common.util.URI;
 import org.eclipse.emf.ecore.EAttribute;
 import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.resource.Resource;
 import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
 import org.eclipse.emf.edit.provider.ComposedImage;
 import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.ReflectiveItemProvider;
 import org.eclipse.sirius.components.collaborative.api.IRepresentationImageProvider;
 import org.eclipse.sirius.components.core.api.IDefaultLabelService;
 import org.eclipse.sirius.components.core.api.labels.StyledString;
+import org.eclipse.sirius.components.emf.ResourceMetadataAdapter;
 import org.eclipse.sirius.components.representations.IRepresentation;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -45,23 +47,29 @@
 public class DefaultLabelService implements IDefaultLabelService {
 
     public static final String DEFAULT_ICON_PATH = "/icons/svg/Default.svg";
+
     private static final String DEFAULT_LABEL_FEATURE = "name";
+
     private final LabelFeatureProviderRegistry labelFeatureProviderRegistry;
+
     private final ComposedAdapterFactory composedAdapterFactory;
 
     private final List<IRepresentationImageProvider> representationImageProviders;
+
     private final Logger logger = LoggerFactory.getLogger(LabelFeatureProviderRegistry.class);
 
     public DefaultLabelService(LabelFeatureProviderRegistry labelFeatureProviderRegistry, ComposedAdapterFactory composedAdapterFactory, List<IRepresentationImageProvider> representationImageProviders) {
         this.labelFeatureProviderRegistry = Objects.requireNonNull(labelFeatureProviderRegistry);
         this.composedAdapterFactory = Objects.requireNonNull(composedAdapterFactory);
         this.representationImageProviders = Objects.requireNonNull(representationImageProviders);
     }
+
     @Override
     public String getLabel(Object object) {
         return this.getStyledLabel(object).toString();
     }
 
+    @Override
     public StyledString getStyledLabel(Object object) {
         String label = "";
         if (object instanceof EObject eObject) {
@@ -71,11 +79,21 @@ public StyledString getStyledLabel(Object object) {
                     .orElse("");
         } else if (object instanceof IRepresentation representation) {
             label = representation.getLabel();
+        } else if (object instanceof Resource resource) {
+            label = this.getResourceLabel(resource);
         }
 
         return StyledString.of(label);
     }
 
+    private String getResourceLabel(Resource resource) {
+        return resource.eAdapters().stream()
+                .filter(ResourceMetadataAdapter.class::isInstance)
+                .map(ResourceMetadataAdapter.class::cast).findFirst()
+                .map(ResourceMetadataAdapter::getName)
+                .orElse(resource.getURI().lastSegment());
+    }
+
     @Override
     public String getFullLabel(Object object) {
         String fullLabel = "";
@@ -87,6 +105,8 @@ public String getFullLabel(Object object) {
             }
         } else if (object instanceof IRepresentation representation) {
             fullLabel = representation.getLabel();
+        } else if (object instanceof Resource resource) {
+            fullLabel = this.getResourceLabel(resource);
         } else {
             fullLabel = this.getLabel(object);
         }
@@ -143,6 +163,8 @@ public List<String> getImagePath(Object object) {
                     .map(provider -> provider.getImageURL(representation.getKind()))
                     .flatMap(Optional::stream)
                     .toList();
+        } else if (object instanceof Resource) {
+            result = List.of("/icons/Resource.svg");
         }
         return result;
     }

packages/emf/backend/sirius-components-emf/src/main/java/org/eclipse/sirius/components/emf/services/EMFImagePathService.java

@@ -25,7 +25,7 @@
 @Service
 public class EMFImagePathService implements IImagePathService {
 
-    private static final List<String> IMAGES_PATHS = List.of("/icons/full/obj16", "/icons/full/ovr16");
+    private static final List<String> IMAGES_PATHS = List.of("/icons/full/obj16", "/icons/full/ovr16", "/icons");
 
     @Override
     public List<String> getPaths() {