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StudioProjectTemplatesInitializer.java
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StudioProjectTemplatesInitializer.java
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/*******************************************************************************
* Copyright (c) 2023 Obeo.
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.sirius.web.sample.configuration;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.Collection;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.UUID;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
import org.eclipse.sirius.components.collaborative.api.IRepresentationPersistenceService;
import org.eclipse.sirius.components.collaborative.diagrams.api.IDiagramCreationService;
import org.eclipse.sirius.components.core.RepresentationMetadata;
import org.eclipse.sirius.components.core.api.IEditingContext;
import org.eclipse.sirius.components.core.api.IRepresentationDescriptionSearchService;
import org.eclipse.sirius.components.diagrams.Diagram;
import org.eclipse.sirius.components.diagrams.description.DiagramDescription;
import org.eclipse.sirius.components.domain.Attribute;
import org.eclipse.sirius.components.domain.DataType;
import org.eclipse.sirius.components.domain.Domain;
import org.eclipse.sirius.components.domain.DomainFactory;
import org.eclipse.sirius.components.domain.Entity;
import org.eclipse.sirius.components.domain.Relation;
import org.eclipse.sirius.components.emf.services.EditingContext;
import org.eclipse.sirius.components.emf.services.JSONResourceFactory;
import org.eclipse.sirius.components.view.ChangeContext;
import org.eclipse.sirius.components.view.ColorPalette;
import org.eclipse.sirius.components.view.CreateInstance;
import org.eclipse.sirius.components.view.EdgeDescription;
import org.eclipse.sirius.components.view.EdgeStyle;
import org.eclipse.sirius.components.view.EdgeTool;
import org.eclipse.sirius.components.view.FixedColor;
import org.eclipse.sirius.components.view.NodeDescription;
import org.eclipse.sirius.components.view.NodeTool;
import org.eclipse.sirius.components.view.RectangularNodeStyleDescription;
import org.eclipse.sirius.components.view.SetValue;
import org.eclipse.sirius.components.view.SynchronizationPolicy;
import org.eclipse.sirius.components.view.UserColor;
import org.eclipse.sirius.components.view.View;
import org.eclipse.sirius.components.view.ViewFactory;
import org.eclipse.sirius.components.view.provider.DefaultToolsFactory;
import org.eclipse.sirius.emfjson.resource.JsonResource;
import org.eclipse.sirius.web.persistence.entities.DocumentEntity;
import org.eclipse.sirius.web.persistence.repositories.IDocumentRepository;
import org.eclipse.sirius.web.persistence.repositories.IProjectRepository;
import org.eclipse.sirius.web.services.api.id.IDParser;
import org.eclipse.sirius.web.services.api.projects.IProjectTemplateInitializer;
import org.eclipse.sirius.web.services.documents.DocumentMetadataAdapter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Configuration;
import io.micrometer.core.instrument.MeterRegistry;
/**
* Provides Studio-specific project templates initializers.
*
* @author pcdavid
*/
@Configuration
public class StudioProjectTemplatesInitializer implements IProjectTemplateInitializer {
private static final String NAME_ATTRIBUTE = "name";
private static final String DOMAIN_DOCUMENT_NAME = "DomainNewModel";
private static final String VIEW_DOCUMENT_NAME = "ViewNewModel";
private final Logger logger = LoggerFactory.getLogger(StudioProjectTemplatesInitializer.class);
private final IProjectRepository projectRepository;
private final IDocumentRepository documentRepository;
private final IRepresentationDescriptionSearchService representationDescriptionSearchService;
private final IDiagramCreationService diagramCreationService;
private final IRepresentationPersistenceService representationPersistenceService;
private final StereotypeBuilder stereotypeBuilder;
public StudioProjectTemplatesInitializer(IProjectRepository projectRepository, IDocumentRepository documentRepository,
IRepresentationDescriptionSearchService representationDescriptionSearchService, IDiagramCreationService diagramCreationService,
IRepresentationPersistenceService representationPersistenceService, MeterRegistry meterRegistry) {
this.projectRepository = Objects.requireNonNull(projectRepository);
this.documentRepository = Objects.requireNonNull(documentRepository);
this.representationDescriptionSearchService = Objects.requireNonNull(representationDescriptionSearchService);
this.diagramCreationService = Objects.requireNonNull(diagramCreationService);
this.representationPersistenceService = Objects.requireNonNull(representationPersistenceService);
this.stereotypeBuilder = new StereotypeBuilder("studio-template-initializer", meterRegistry);
}
@Override
public boolean canHandle(String templateId) {
return List.of(StudioProjectTemplatesProvider.STUDIO_TEMPLATE_ID, StudioProjectTemplatesProvider.BLANK_STUDIO_TEMPLATE_ID).contains(templateId);
}
@Override
public Optional<RepresentationMetadata> handle(String templateId, IEditingContext editingContext) {
if (StudioProjectTemplatesProvider.STUDIO_TEMPLATE_ID.equals(templateId)) {
return this.initializeStudioProject(editingContext);
}
return Optional.empty();
}
private Optional<RepresentationMetadata> initializeStudioProject(IEditingContext editingContext) {
Optional<RepresentationMetadata> result = Optional.empty();
// @formatter:off
Optional<AdapterFactoryEditingDomain> optionalEditingDomain = Optional.of(editingContext)
.filter(EditingContext.class::isInstance)
.map(EditingContext.class::cast)
.map(EditingContext::getDomain);
// @formatter:on
Optional<UUID> editingContextUUID = new IDParser().parse(editingContext.getId());
if (optionalEditingDomain.isPresent() && editingContextUUID.isPresent()) {
AdapterFactoryEditingDomain adapterFactoryEditingDomain = optionalEditingDomain.get();
ResourceSet resourceSet = adapterFactoryEditingDomain.getResourceSet();
var optionalDomainDocumentEntity = this.projectRepository.findById(editingContextUUID.get()).map(projectEntity -> {
DocumentEntity documentEntity = new DocumentEntity();
documentEntity.setProject(projectEntity);
documentEntity.setName(DOMAIN_DOCUMENT_NAME);
documentEntity.setContent(this.getDomainContent());
documentEntity = this.documentRepository.save(documentEntity);
return documentEntity;
});
String domainName = "sampledomain";
if (optionalDomainDocumentEntity.isPresent()) {
DocumentEntity documentEntity = optionalDomainDocumentEntity.get();
JsonResource resource = new JSONResourceFactory().createResourceFromPath(documentEntity.getId().toString());
try (var inputStream = new ByteArrayInputStream(documentEntity.getContent().getBytes())) {
resource.load(inputStream, null);
var optionalTopographyDiagram = this.findDiagramDescription(editingContext, "Domain");
if (optionalTopographyDiagram.isPresent()) {
DiagramDescription topographyDiagram = optionalTopographyDiagram.get();
Object semanticTarget = resource.getContents().get(0);
domainName = ((Domain) semanticTarget).getName();
Diagram diagram = this.diagramCreationService.create(topographyDiagram.getLabel(), semanticTarget, topographyDiagram, editingContext);
this.representationPersistenceService.save(editingContext, diagram);
result = Optional.of(new RepresentationMetadata(diagram.getId(), diagram.getKind(), diagram.getLabel(), diagram.getDescriptionId()));
}
} catch (IOException exception) {
this.logger.warn(exception.getMessage(), exception);
}
resource.eAdapters().add(new DocumentMetadataAdapter(DOMAIN_DOCUMENT_NAME));
resourceSet.getResources().add(resource);
}
final String theDomainName = domainName;
var optionalViewDocumentEntity = this.projectRepository.findById(editingContextUUID.get()).map(projectEntity -> {
DocumentEntity documentEntity = new DocumentEntity();
documentEntity.setProject(projectEntity);
documentEntity.setName(VIEW_DOCUMENT_NAME);
documentEntity.setContent(this.getViewContent(theDomainName));
documentEntity = this.documentRepository.save(documentEntity);
return documentEntity;
});
if (optionalViewDocumentEntity.isPresent()) {
DocumentEntity documentEntity = optionalViewDocumentEntity.get();
JsonResource resource = new JSONResourceFactory().createResourceFromPath(documentEntity.getId().toString());
resource.eAdapters().add(new DocumentMetadataAdapter(VIEW_DOCUMENT_NAME));
try (var inputStream = new ByteArrayInputStream(documentEntity.getContent().getBytes())) {
resource.load(inputStream, null);
} catch (IOException exception) {
this.logger.warn(exception.getMessage(), exception);
}
resourceSet.getResources().add(resource);
}
}
return result;
}
private String getDomainContent() {
Domain domain = DomainFactory.eINSTANCE.createDomain();
domain.setName(new SampleDomainNameProvider().getSampleDomainName());
Entity root = DomainFactory.eINSTANCE.createEntity();
root.setName("Root");
domain.getTypes().add(root);
Entity entity1 = DomainFactory.eINSTANCE.createEntity();
entity1.setName("Entity1");
domain.getTypes().add(entity1);
Relation entity1s = DomainFactory.eINSTANCE.createRelation();
entity1s.setName("entity1s");
entity1s.setContainment(true);
entity1s.setOptional(true);
entity1s.setMany(true);
entity1s.setTargetType(entity1);
root.getRelations().add(entity1s);
Entity entity2 = DomainFactory.eINSTANCE.createEntity();
entity2.setName("Entity2");
domain.getTypes().add(entity2);
Relation entity2s = DomainFactory.eINSTANCE.createRelation();
entity2s.setName("entity2s");
entity2s.setContainment(true);
entity2s.setOptional(true);
entity2s.setMany(true);
entity2s.setTargetType(entity2);
root.getRelations().add(entity2s);
Relation linkedTo = DomainFactory.eINSTANCE.createRelation();
linkedTo.setName("linkedTo");
linkedTo.setContainment(false);
linkedTo.setOptional(true);
linkedTo.setMany(true);
linkedTo.setTargetType(entity2);
entity1.getRelations().add(linkedTo);
this.addAttribute(entity1, NAME_ATTRIBUTE, DataType.STRING);
this.addAttribute(entity1, "attribute2", DataType.BOOLEAN);
this.addAttribute(entity1, "attribute3", DataType.NUMBER);
this.addAttribute(entity2, NAME_ATTRIBUTE, DataType.STRING);
return this.stereotypeBuilder.getStereotypeBody(List.of(domain));
}
private void addAttribute(Entity entity, String name, DataType type) {
Attribute attr = DomainFactory.eINSTANCE.createAttribute();
attr.setName(name);
attr.setOptional(true);
attr.setType(type);
entity.getAttributes().add(attr);
}
@SuppressWarnings("checkstyle:MultipleStringLiterals")
private String getViewContent(String domainName) {
View view = ViewFactory.eINSTANCE.createView();
DefaultToolsFactory defaultToolsFactory = new DefaultToolsFactory();
org.eclipse.sirius.components.view.DiagramDescription viewDiagramDescription = ViewFactory.eINSTANCE.createDiagramDescription();
viewDiagramDescription.setName(domainName + " Diagram Description");
viewDiagramDescription.setDomainType(domainName + "::Root");
viewDiagramDescription.setTitleExpression(domainName + " diagram");
viewDiagramDescription.setPalette(defaultToolsFactory.createDefaultDiagramPalette());
view.getDescriptions().add(viewDiagramDescription);
view.getColorPalettes().add(this.createColorPalette());
NodeDescription entity1Node = ViewFactory.eINSTANCE.createNodeDescription();
entity1Node.setName("Entity1 Node");
entity1Node.setDomainType(domainName + "::Entity1");
entity1Node.setSemanticCandidatesExpression("aql:self.eContents()");
entity1Node.setLabelExpression("aql:self.name");
entity1Node.setSynchronizationPolicy(SynchronizationPolicy.SYNCHRONIZED);
entity1Node.setStyle(this.createRectangularNodeStyle(view, "color_blue", "border_blue"));
entity1Node.setPalette(defaultToolsFactory.createDefaultNodePalette());
viewDiagramDescription.getNodeDescriptions().add(entity1Node);
viewDiagramDescription.getPalette().getNodeTools().add(this.createNewInstanceTool(domainName + "::Entity1", "entity1s"));
NodeDescription entity2Node = ViewFactory.eINSTANCE.createNodeDescription();
entity2Node.setName("Entity2 Node");
entity2Node.setDomainType(domainName + "::Entity2");
entity2Node.setSemanticCandidatesExpression("aql:self.eContents()");
entity2Node.setLabelExpression("aql:self.name");
entity2Node.setSynchronizationPolicy(SynchronizationPolicy.SYNCHRONIZED);
entity2Node.setStyle(this.createRectangularNodeStyle(view, "color_green", "border_green"));
entity2Node.setPalette(defaultToolsFactory.createDefaultNodePalette());
viewDiagramDescription.getNodeDescriptions().add(entity2Node);
viewDiagramDescription.getPalette().getNodeTools().add(this.createNewInstanceTool(domainName + "::Entity2", "entity2s"));
EdgeTool createLinkTo = ViewFactory.eINSTANCE.createEdgeTool();
createLinkTo.setName("Link to");
createLinkTo.getTargetElementDescriptions().add(entity2Node);
ChangeContext gotoSemanticSource = ViewFactory.eINSTANCE.createChangeContext();
gotoSemanticSource.setExpression("aql:semanticEdgeSource");
createLinkTo.getBody().add(gotoSemanticSource);
SetValue setLink = ViewFactory.eINSTANCE.createSetValue();
setLink.setFeatureName("linkedTo");
setLink.setValueExpression("aql:semanticEdgeTarget");
gotoSemanticSource.getChildren().add(setLink);
entity1Node.getPalette().getEdgeTools().add(createLinkTo);
EdgeDescription linkedToEdge = ViewFactory.eINSTANCE.createEdgeDescription();
linkedToEdge.setName("LinkedTo Edge");
linkedToEdge.setSemanticCandidatesExpression("");
linkedToEdge.setLabelExpression("");
linkedToEdge.getSourceNodeDescriptions().add(entity1Node);
linkedToEdge.setSourceNodesExpression("aql:self");
linkedToEdge.getTargetNodeDescriptions().add(entity2Node);
linkedToEdge.setTargetNodesExpression("aql:self.linkedTo");
linkedToEdge.setPalette(defaultToolsFactory.createDefaultEdgePalette());
viewDiagramDescription.getEdgeDescriptions().add(linkedToEdge);
EdgeStyle edgeStyle = ViewFactory.eINSTANCE.createEdgeStyle();
edgeStyle.setColor(this.getColorFromPalette(view, "color_dark"));
linkedToEdge.setStyle(edgeStyle);
return this.stereotypeBuilder.getStereotypeBody(List.of(view));
}
private RectangularNodeStyleDescription createRectangularNodeStyle(View view, String color, String borderColor) {
RectangularNodeStyleDescription entity2Style = ViewFactory.eINSTANCE.createRectangularNodeStyleDescription();
entity2Style.setWidthComputationExpression("1");
entity2Style.setHeightComputationExpression("1");
entity2Style.setColor(this.getColorFromPalette(view, color));
entity2Style.setBorderColor(this.getColorFromPalette(view, borderColor));
entity2Style.setBorderRadius(3);
return entity2Style;
}
private NodeTool createNewInstanceTool(String typeName, String referenceName) {
String simpleName = typeName.split("::")[1];
NodeTool tool = ViewFactory.eINSTANCE.createNodeTool();
tool.setName("New " + simpleName);
CreateInstance createInstance = ViewFactory.eINSTANCE.createCreateInstance();
createInstance.setReferenceName(referenceName);
createInstance.setTypeName(typeName);
createInstance.setVariableName("newInstance");
tool.getBody().add(createInstance);
ChangeContext gotoNewInstance = ViewFactory.eINSTANCE.createChangeContext();
gotoNewInstance.setExpression("aql:newInstance");
createInstance.getChildren().add(gotoNewInstance);
SetValue setInitialName = ViewFactory.eINSTANCE.createSetValue();
setInitialName.setFeatureName(NAME_ATTRIBUTE);
setInitialName.setValueExpression("New" + simpleName);
gotoNewInstance.getChildren().add(setInitialName);
return tool;
}
private Optional<DiagramDescription> findDiagramDescription(IEditingContext editingContext, String label) {
// @formatter:off
return this.representationDescriptionSearchService.findAll(editingContext).values().stream()
.filter(DiagramDescription.class::isInstance)
.map(DiagramDescription.class::cast)
.filter(diagramDescription -> Objects.equals(label, diagramDescription.getLabel()))
.findFirst();
// @formatter:on
}
private ColorPalette createColorPalette() {
var colorPalette = ViewFactory.eINSTANCE.createColorPalette();
colorPalette.getColors().add(this.createFixedColor("color_dark", "#002639"));
colorPalette.getColors().add(this.createFixedColor("color_blue", "#E5F5F8"));
colorPalette.getColors().add(this.createFixedColor("color_green", "#B1D8B7"));
colorPalette.getColors().add(this.createFixedColor("border_blue", "#33B0C3"));
colorPalette.getColors().add(this.createFixedColor("border_green", "#76B947"));
return colorPalette;
}
private FixedColor createFixedColor(String name, String value) {
var fixedColor = ViewFactory.eINSTANCE.createFixedColor();
fixedColor.setName(name);
fixedColor.setValue(value);
return fixedColor;
}
private UserColor getColorFromPalette(View view, String colorName) {
return view.getColorPalettes()
.stream()
.findFirst()
.map(ColorPalette::getColors)
.stream()
.flatMap(Collection::stream)
.filter(userColor -> userColor.getName().equals(colorName))
.findFirst()
.orElse(null);
}
}