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/**
* generated by Xtext 2.16.0
*/
package hu.bme.mit.inf.dslreasoner.faulttree.components.scoping;
import com.google.common.base.Objects;
import com.google.common.collect.Lists;
import com.google.inject.Inject;
import hu.bme.mit.inf.dslreasoner.faulttree.components.cftLanguage.CftLanguagePackage;
import hu.bme.mit.inf.dslreasoner.faulttree.components.cftLanguage.ComponentInstance;
import hu.bme.mit.inf.dslreasoner.faulttree.components.cftLanguage.EventReference;
import hu.bme.mit.inf.dslreasoner.faulttree.components.cftLanguage.LookupDefinition;
import hu.bme.mit.inf.dslreasoner.faulttree.components.cftLanguage.MappingDefinition;
import hu.bme.mit.inf.dslreasoner.faulttree.components.cftLanguage.MappingParameter;
import hu.bme.mit.inf.dslreasoner.faulttree.components.cftLanguage.TransformationDefinition;
import hu.bme.mit.inf.dslreasoner.faulttree.components.cftLanguage.Variable;
import hu.bme.mit.inf.dslreasoner.faulttree.components.cftLanguage.impl.MappingDefinitionImpl;
import hu.bme.mit.inf.dslreasoner.faulttree.components.scoping.AbstractCftLanguageScopeProvider;
import hu.bme.mit.inf.dslreasoner.faulttree.components.scoping.CftLanguageImportedNamespaceAwareLocalScopeProvider;
import hu.bme.mit.inf.dslreasoner.faulttree.model.cft.ComponentDefinition;
import hu.bme.mit.inf.dslreasoner.faulttree.model.cft.EventDeclaration;
import java.util.ArrayList;
import org.eclipse.emf.common.notify.Notifier;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.viatra.query.patternlanguage.emf.vql.Pattern;
import org.eclipse.xtext.EcoreUtil2;
import org.eclipse.xtext.naming.QualifiedName;
import org.eclipse.xtext.resource.EObjectDescription;
import org.eclipse.xtext.resource.IEObjectDescription;
import org.eclipse.xtext.resource.IResourceDescriptions;
import org.eclipse.xtext.resource.IResourceDescriptionsProvider;
import org.eclipse.xtext.scoping.IScope;
import org.eclipse.xtext.scoping.Scopes;
import org.eclipse.xtext.scoping.impl.ImportScope;
import org.eclipse.xtext.scoping.impl.SimpleScope;
import org.eclipse.xtext.xbase.lib.CollectionLiterals;
import org.eclipse.xtext.xbase.lib.Functions.Function1;
import org.eclipse.xtext.xbase.lib.IterableExtensions;
/**
* This class contains custom scoping description.
*
* See https://www.eclipse.org/Xtext/documentation/303_runtime_concepts.html#scoping
* on how and when to use it.
*/
@SuppressWarnings("all")
public class CftLanguageScopeProvider extends AbstractCftLanguageScopeProvider {
public static final String SINGLETON_VARIABLE_PREFIX = "_";
@Inject
private IResourceDescriptionsProvider resourceDescriptionsProvider;
@Inject
private CftLanguageImportedNamespaceAwareLocalScopeProvider importedNamespaceProvider;
@Override
public IScope getScope(final EObject context, final EReference reference) {
IScope _switchResult = null;
boolean _matched = false;
if (Objects.equal(reference, CftLanguagePackage.Literals.LOOKUP_DEFINITION__MAPPING)) {
_matched=true;
_switchResult = this.getRuleDefinitionsScope(context, reference);
}
if (!_matched) {
if (Objects.equal(reference, CftLanguagePackage.Literals.LOOKUP_DEFINITION__ARGUMENTS)) {
_matched=true;
_switchResult = this.getMappingParametersScope(context);
}
}
if (!_matched) {
if (Objects.equal(reference, CftLanguagePackage.Literals.EVENT_REFERENCE__COMPONENT)) {
_matched=true;
_switchResult = this.getComponentInstancesScope(context);
}
}
if (!_matched) {
if (Objects.equal(reference, CftLanguagePackage.Literals.EVENT_REFERENCE__EVENT)) {
_matched=true;
_switchResult = this.getEventDeclarationsScope(context);
}
}
if (!_matched) {
_switchResult = super.getScope(context, reference);
}
return _switchResult;
}
protected IScope getRuleDefinitionsScope(final EObject context, final EReference referece) {
ImportScope _xblockexpression = null;
{
final TransformationDefinition transformationDefinition = EcoreUtil2.<TransformationDefinition>getContainerOfType(context, TransformationDefinition.class);
if ((transformationDefinition == null)) {
return IScope.NULLSCOPE;
}
final IResourceDescriptions resourceDescriptions = this.getResourceDescriptions(transformationDefinition);
final ArrayList<IEObjectDescription> mappingDefinitionDescriptions = this.toMappingDefinitionDescriptions(resourceDescriptions,
transformationDefinition.getMappingDefinitions());
final SimpleScope ruleDefinitionsScope = new SimpleScope(IScope.NULLSCOPE, mappingDefinitionDescriptions);
_xblockexpression = this.importedNamespaceProvider.createImportNormalizedScope(ruleDefinitionsScope, context, referece);
}
return _xblockexpression;
}
protected ArrayList<IEObjectDescription> toMappingDefinitionDescriptions(final IResourceDescriptions resourceDescriptions, final Iterable<? extends MappingDefinition> ruleDefinitions) {
ArrayList<IEObjectDescription> _xblockexpression = null;
{
final ArrayList<IEObjectDescription> mappingDefinitionDescriptions = Lists.<IEObjectDescription>newArrayListWithExpectedSize(IterableExtensions.size(ruleDefinitions));
for (final MappingDefinition ruleDefinition : ruleDefinitions) {
{
final Pattern pattern = this.safelyGetPattern(ruleDefinition);
if ((pattern != null)) {
IEObjectDescription _head = IterableExtensions.<IEObjectDescription>head(resourceDescriptions.getExportedObjectsByObject(pattern));
QualifiedName _qualifiedName = null;
if (_head!=null) {
_qualifiedName=_head.getQualifiedName();
}
final QualifiedName patternName = _qualifiedName;
if ((patternName != null)) {
IEObjectDescription _create = EObjectDescription.create(patternName, ruleDefinition);
mappingDefinitionDescriptions.add(_create);
}
}
}
}
_xblockexpression = mappingDefinitionDescriptions;
}
return _xblockexpression;
}
private Pattern safelyGetPattern(final MappingDefinition mappingDefinition) {
Pattern _switchResult = null;
boolean _matched = false;
if (mappingDefinition instanceof MappingDefinitionImpl) {
_matched=true;
_switchResult = ((MappingDefinitionImpl)mappingDefinition).basicGetPattern();
}
if (!_matched) {
if (Objects.equal(mappingDefinition, null)) {
_matched=true;
_switchResult = null;
}
}
if (!_matched) {
_switchResult = mappingDefinition.getPattern();
}
return _switchResult;
}
private IResourceDescriptions getResourceDescriptions(final Notifier notifier) {
IResourceDescriptions _xblockexpression = null;
{
final ResourceSet resourceSet = EcoreUtil2.getResourceSet(notifier);
IResourceDescriptions _xifexpression = null;
if ((resourceSet == null)) {
_xifexpression = new IResourceDescriptions.NullImpl();
} else {
_xifexpression = this.resourceDescriptionsProvider.getResourceDescriptions(resourceSet);
}
_xblockexpression = _xifexpression;
}
return _xblockexpression;
}
protected IScope getMappingParametersScope(final EObject context) {
IScope _xblockexpression = null;
{
final MappingDefinition mappingDefinition = EcoreUtil2.<MappingDefinition>getContainerOfType(context, MappingDefinition.class);
if ((mappingDefinition == null)) {
return IScope.NULLSCOPE;
}
final Function1<MappingParameter, Boolean> _function = (MappingParameter it) -> {
boolean _startsWith = it.getName().startsWith(CftLanguageScopeProvider.SINGLETON_VARIABLE_PREFIX);
return Boolean.valueOf((!_startsWith));
};
final Iterable<MappingParameter> variables = IterableExtensions.<MappingParameter>filter(mappingDefinition.getParameters(), _function);
_xblockexpression = Scopes.scopeFor(variables);
}
return _xblockexpression;
}
protected IScope getComponentInstancesScope(final EObject context) {
IScope _xblockexpression = null;
{
final MappingDefinition mappingDefinition = EcoreUtil2.<MappingDefinition>getContainerOfType(context, MappingDefinition.class);
if ((mappingDefinition == null)) {
return IScope.NULLSCOPE;
}
final ArrayList<Variable> componentInstances = CollectionLiterals.<Variable>newArrayList();
componentInstances.addAll(mappingDefinition.getLookupDefinitions());
ComponentInstance _componentInstance = mappingDefinition.getComponentInstance();
boolean _tripleNotEquals = (_componentInstance != null);
if (_tripleNotEquals) {
ComponentInstance _componentInstance_1 = mappingDefinition.getComponentInstance();
componentInstances.add(_componentInstance_1);
}
_xblockexpression = Scopes.scopeFor(componentInstances);
}
return _xblockexpression;
}
protected IScope getEventDeclarationsScope(final EObject context) {
IScope _xblockexpression = null;
{
EventReference _containerOfType = EcoreUtil2.<EventReference>getContainerOfType(context, EventReference.class);
Variable _component = null;
if (_containerOfType!=null) {
_component=_containerOfType.getComponent();
}
final Variable variable = _component;
ArrayList<EventDeclaration> _switchResult = null;
boolean _matched = false;
if (variable instanceof ComponentInstance) {
_matched=true;
ComponentDefinition _componentType = ((ComponentInstance)variable).getComponentType();
ArrayList<EventDeclaration> _allEventDeclarations = null;
if (_componentType!=null) {
_allEventDeclarations=this.getAllEventDeclarations(_componentType);
}
_switchResult = _allEventDeclarations;
}
if (!_matched) {
if (variable instanceof LookupDefinition) {
_matched=true;
MappingDefinition _mapping = ((LookupDefinition)variable).getMapping();
ComponentInstance _componentInstance = null;
if (_mapping!=null) {
_componentInstance=_mapping.getComponentInstance();
}
ComponentDefinition _componentType = null;
if (_componentInstance!=null) {
_componentType=_componentInstance.getComponentType();
}
ArrayList<EventDeclaration> _allEventDeclarations = null;
if (_componentType!=null) {
_allEventDeclarations=this.getAllEventDeclarations(_componentType);
}
_switchResult = _allEventDeclarations;
}
}
if (!_matched) {
_switchResult = null;
}
final ArrayList<EventDeclaration> events = _switchResult;
if ((events == null)) {
return IScope.NULLSCOPE;
}
_xblockexpression = Scopes.scopeFor(events);
}
return _xblockexpression;
}
private ArrayList<EventDeclaration> getAllEventDeclarations(final ComponentDefinition componentDefinition) {
ArrayList<EventDeclaration> _xblockexpression = null;
{
final ArrayList<EventDeclaration> eventDeclarations = CollectionLiterals.<EventDeclaration>newArrayList();
eventDeclarations.addAll(componentDefinition.getInputEvents());
eventDeclarations.addAll(componentDefinition.getEventDefinitions());
_xblockexpression = eventDeclarations;
}
return _xblockexpression;
}
}
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