/*
* Copyright 2003-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jetbrains.mps.smodel.action;
import jetbrains.mps.kernel.model.SModelUtil;
import jetbrains.mps.openapi.editor.cells.SubstituteAction;
import jetbrains.mps.scope.ErrorScope;
import jetbrains.mps.scope.Scope;
import jetbrains.mps.smodel.adapter.MetaAdapterByDeclaration;
import jetbrains.mps.smodel.constraints.ModelConstraints;
import jetbrains.mps.smodel.constraints.ReferenceDescriptor;
import org.apache.log4j.LogManager;
import org.apache.log4j.Logger;
import org.jetbrains.mps.openapi.language.SAbstractConcept;
import org.jetbrains.mps.openapi.language.SReferenceLink;
import org.jetbrains.mps.openapi.model.SNode;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/*package*/ class ReferentSubstituteActionsHelper {
private static final Logger LOG = LogManager.getLogger(ReferentSubstituteActionsHelper.class);
public static List<SubstituteAction> createActions(SNode referenceNode, SNode currentReferent, SNode linkDeclaration,
IReferentPresentationProvider matchingTextProvider,
IReferentPresentationProvider visibleMatchingTextProvider) {
// search scope
// ModelConstraints works with valid links that should be taken from genuine link declaration
final SNode genuineLinkDeclaration = SModelUtil.getGenuineLinkDeclaration(linkDeclaration);
SReferenceLink association = MetaAdapterByDeclaration.getReferenceLink(genuineLinkDeclaration);
ReferenceDescriptor refDescriptor = ModelConstraints.getReferenceDescriptor(referenceNode, association);
Scope searchScope = refDescriptor.getScope();
if (searchScope instanceof ErrorScope) {
LOG.error("Couldn't create referent search scope : " + ((ErrorScope) searchScope).getMessage());
return Collections.emptyList();
}
return createActions(referenceNode, currentReferent, association, refDescriptor, matchingTextProvider, visibleMatchingTextProvider);
}
private static List<SubstituteAction> createActions(SNode referenceNode, SNode currentReferent, SReferenceLink association,
ReferenceDescriptor descriptor, IReferentPresentationProvider matchingTextProvider,
IReferentPresentationProvider visibleMatchingTextProvider) {
final SAbstractConcept targetConcept = association.getTargetConcept();
Iterable<SNode> nodes = descriptor.getScope().getAvailableElements(null);
List<SubstituteAction> actions = new ArrayList<SubstituteAction>();
for (SNode node : nodes) {
if (node == null || !node.getConcept().isSubConceptOf(targetConcept)) {
continue;
}
String matchingText = matchingTextProvider.getPresentation(referenceNode, node);
String visibleMatchingText = visibleMatchingTextProvider.getPresentation(referenceNode, node);
actions.add(new DefaultSReferenceSubstituteAction(node, referenceNode, currentReferent, association, matchingText, visibleMatchingText));
}
return actions;
}
}