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/*******************************************************************************
* Copyright (c) 2014 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.orcs.script.dsl.ui.contentassist;
import com.google.inject.Inject;
import java.util.Collections;
import java.util.Set;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.text.contentassist.ICompletionProposal;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.osee.framework.jdk.core.type.NamedId;
import org.eclipse.osee.orcs.script.dsl.IFieldResolver;
import org.eclipse.osee.orcs.script.dsl.IFieldResolver.OsField;
import org.eclipse.osee.orcs.script.dsl.OrcsScriptUtil;
import org.eclipse.osee.orcs.script.dsl.OsCollectType;
import org.eclipse.osee.orcs.script.dsl.ui.IOrcsImageProvider;
import org.eclipse.osee.orcs.script.dsl.ui.IOrcsObjectProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.xtext.Assignment;
import org.eclipse.xtext.RuleCall;
import org.eclipse.xtext.ui.editor.contentassist.ContentAssistContext;
import org.eclipse.xtext.ui.editor.contentassist.ICompletionProposalAcceptor;
/**
* see http://www.eclipse.org/Xtext/documentation.html#contentAssist on how to customize content assistant
*
* @author Roberto E. Escobar
*/
public class OrcsScriptDslProposalProvider extends AbstractOrcsScriptDslProposalProvider {
@Inject
private IOrcsObjectProvider provider;
@Inject
private IOrcsImageProvider imageProvider;
@Inject
private IFieldResolver fieldResolver;
@Override
public void complete_OsBranchIdOrName(EObject model, RuleCall ruleCall, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
super.complete_OsBranchIdOrName(model, ruleCall, context, acceptor);
if (acceptor.canAcceptMoreProposals()) {
Image image = imageProvider.getBranchImage();
Iterable<? extends NamedId> entries = provider.getBranches();
for (NamedId entry : entries) {
ICompletionProposal proposal = createCompletionProposal(OrcsScriptUtil.quote(entry.getName()),
new StyledString(entry.getName()), image, Integer.MIN_VALUE, context.getPrefix(), context);
acceptor.accept(proposal);
}
}
}
@Override
public void complete_OsMetaTypeId(EObject model, RuleCall ruleCall, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
super.complete_OsMetaTypeId(model, ruleCall, context, acceptor);
String name = model.getClass().getName().toLowerCase();
Iterable<? extends NamedId> entries;
if (name.contains("artifact")) {
entries = provider.getArtifactTypes();
} else if (name.contains("attribute")) {
entries = provider.getAttributeTypes();
} else if (name.contains("relation")) {
entries = provider.getRelationTypes();
} else {
entries = Collections.emptyList();
}
for (NamedId entry : entries) {
Image image = null;
if (name.contains("artifact")) {
image = imageProvider.getArtifactTypeImage(entry);
} else if (name.contains("attribute")) {
image = imageProvider.getAttributeTypeImage(entry);
} else if (name.contains("relation")) {
image = imageProvider.getRelationTypeImage(entry);
}
ICompletionProposal proposal = createCompletionProposal(OrcsScriptUtil.quote(entry.getName()),
new StyledString(entry.getName()), image, Integer.MIN_VALUE, context.getPrefix(), context);
acceptor.accept(proposal);
}
}
@Override
public void completeOsCollectObjectExpression_Name(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
super.completeOsCollectObjectExpression_Name(model, assignment, context, acceptor);
if (acceptor.canAcceptMoreProposals()) {
Set<OsCollectType> types = fieldResolver.getAllowedCollectTypes(model);
for (OsCollectType type : types) {
Image image = null;
switch (type) {
case ATTRIBUTES:
image = imageProvider.getAttributeImage();
break;
case BRANCHES:
image = imageProvider.getBranchImage();
break;
case RELATIONS:
image = imageProvider.getRelationImage();
break;
case TXS:
image = imageProvider.getTxImage();
break;
default:
break;
}
ICompletionProposal proposal =
createCompletionProposal(type.getLiteral(), type.getLiteral(), image, context);
acceptor.accept(proposal);
}
}
}
@Override
public void completeOsCollectObjectExpression_Expressions(EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
super.completeOsCollectObjectExpression_Expressions(model, assignment, context, acceptor);
if (acceptor.canAcceptMoreProposals()) {
Set<? extends OsField> remaining = fieldResolver.getRemainingAllowedFields(model);
for (OsField field : remaining) {
ICompletionProposal proposal =
createCompletionProposal(field.getLiteral(), field.getLiteral(), null, context);
acceptor.accept(proposal);
}
}
}
}
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