com.reprezen.genflow.rapidml.nodejs.ResourceStubGenerator Maven / Gradle / Ivy
package com.reprezen.genflow.rapidml.nodejs;
import com.google.common.base.Objects;
import com.reprezen.genflow.rapidml.nodejs.NodejsGenerator;
import com.reprezen.rapidml.CollectionResource;
import com.reprezen.rapidml.DataModel;
import com.reprezen.rapidml.DataType;
import com.reprezen.rapidml.Feature;
import com.reprezen.rapidml.LinkRelation;
import com.reprezen.rapidml.Method;
import com.reprezen.rapidml.ObjectRealization;
import com.reprezen.rapidml.ObjectResource;
import com.reprezen.rapidml.PropertyRealization;
import com.reprezen.rapidml.PropertyReference;
import com.reprezen.rapidml.ReferenceEmbed;
import com.reprezen.rapidml.ReferenceLink;
import com.reprezen.rapidml.ReferenceTreatment;
import com.reprezen.rapidml.ResourceAPI;
import com.reprezen.rapidml.ResourceDefinition;
import com.reprezen.rapidml.ServiceDataResource;
import com.reprezen.rapidml.SourceReference;
import com.reprezen.rapidml.Structure;
import com.reprezen.rapidml.TypedResponse;
import com.reprezen.rapidml.URI;
import com.reprezen.rapidml.URIParameter;
import com.reprezen.rapidml.ZenModel;
import com.reprezen.rapidml.realization.processor.CycleDetector;
import java.util.Collections;
import java.util.List;
import org.eclipse.emf.common.util.BasicEList;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.xtend2.lib.StringConcatenation;
import org.eclipse.xtext.xbase.lib.CollectionLiterals;
import org.eclipse.xtext.xbase.lib.Extension;
import org.eclipse.xtext.xbase.lib.Functions.Function1;
import org.eclipse.xtext.xbase.lib.IterableExtensions;
import org.eclipse.xtext.xbase.lib.ListExtensions;
@SuppressWarnings("all")
public class ResourceStubGenerator implements NodejsGenerator.Generator {
private final ServiceDataResource resource;
private final String fqName;
@Extension
private CycleDetector _cycleDetector = new CycleDetector();
public ResourceStubGenerator(final ServiceDataResource resource) {
this.resource = resource;
this.fqName = this.getFqName(resource);
}
@Override
public String generate() {
StringConcatenation _builder = new StringConcatenation();
_builder.append("const Resource = require(\'../../../lib/Resource\');");
_builder.newLine();
_builder.newLine();
_builder.append("class ");
String _name = this.resource.getName();
_builder.append(_name);
_builder.append(" extends Resource {");
_builder.newLineIfNotEmpty();
_builder.append("\t");
_builder.append("constructor(app, dao) {");
_builder.newLine();
_builder.append("\t\t");
_builder.append("super(app);");
_builder.newLine();
_builder.append("\t\t");
_builder.append("this.dao = dao;");
_builder.newLine();
_builder.append("\t\t");
_builder.append("this.resourceFQN = \'");
_builder.append(this.fqName, "\t\t");
_builder.append("\';");
_builder.newLineIfNotEmpty();
{
EList _methods = this.resource.getMethods();
for(final Method method : _methods) {
_builder.append("\t\t");
_builder.append("app.");
String _lowerCase = method.getHttpMethod().getLiteral().toLowerCase();
_builder.append(_lowerCase, "\t\t");
_builder.append("(`${app.locals.basePath}");
String _expressify = this.expressify(this.resource.getURI());
_builder.append(_expressify, "\t\t");
_builder.append("`, this.");
String _id = method.getId();
_builder.append(_id, "\t\t");
_builder.append("Handler.bind(this));");
_builder.newLineIfNotEmpty();
}
}
_builder.append("\t");
_builder.append("}");
_builder.newLine();
_builder.append("\t");
_builder.newLine();
{
EList _methods_1 = this.resource.getMethods();
boolean _hasElements = false;
for(final Method method_1 : _methods_1) {
if (!_hasElements) {
_hasElements = true;
} else {
_builder.appendImmediate("\n", "\t");
}
_builder.append("\t");
CharSequence _handler = this.getHandler(method_1);
_builder.append(_handler, "\t");
_builder.newLineIfNotEmpty();
}
}
_builder.append("}");
_builder.newLine();
_builder.newLine();
_builder.append("module.exports = ");
String _name_1 = this.resource.getName();
_builder.append(_name_1);
_builder.append(";");
_builder.newLineIfNotEmpty();
return _builder.toString();
}
private CharSequence getHandler(final Method method) {
StringConcatenation _builder = new StringConcatenation();
String _id = method.getId();
_builder.append(_id);
_builder.append("Handler(req, res, next) {");
_builder.newLineIfNotEmpty();
_builder.newLine();
_builder.append("\t");
_builder.append("const enrichments = ");
String _trim = this.getEnrichments(method).trim();
_builder.append(_trim, "\t");
_builder.append("; ");
_builder.newLineIfNotEmpty();
_builder.newLine();
_builder.append("\t");
_builder.append("super.callMethodImpl(this.resourceFQN, \'");
String _id_1 = method.getId();
_builder.append(_id_1, "\t");
_builder.append("\', enrichments, req, res, next);");
_builder.newLineIfNotEmpty();
_builder.newLine();
_builder.append("}");
_builder.newLine();
return _builder;
}
public String getEnrichments(final Method method) {
StringConcatenation _builder = new StringConcatenation();
_builder.append("{");
_builder.newLine();
{
EList _responses = method.getResponses();
boolean _hasElements = false;
for(final TypedResponse response : _responses) {
if (!_hasElements) {
_hasElements = true;
} else {
_builder.appendImmediate(",", "\t");
}
_builder.append("\t");
_builder.append("\'");
String _format = String.format("%03d", Integer.valueOf(response.getStatusCode()));
_builder.append(_format, "\t");
_builder.append("\': ");
CharSequence _elvis = null;
CharSequence _enrichmentSpec = this.getEnrichmentSpec(response);
if (_enrichmentSpec != null) {
_elvis = _enrichmentSpec;
} else {
_elvis = "null";
}
_builder.append(_elvis, "\t");
_builder.newLineIfNotEmpty();
}
}
_builder.append("}");
_builder.newLine();
return _builder.toString();
}
private CharSequence getEnrichmentSpec(final TypedResponse response) {
CharSequence _xblockexpression = null;
{
final Structure type = this.getStructType(response);
CharSequence _xifexpression = null;
if ((type != null)) {
StringConcatenation _builder = new StringConcatenation();
_builder.append("{");
_builder.newLine();
_builder.append("\t");
_builder.append("type: \'");
String _fqName = this.getFqName(this.getStructType(response));
_builder.append(_fqName, "\t");
_builder.append("\',");
_builder.newLineIfNotEmpty();
_builder.append("\t");
_builder.append("multi: ");
boolean _isMultivalued = this.isMultivalued(response);
_builder.append(_isMultivalued, "\t");
_builder.append(",");
_builder.newLineIfNotEmpty();
_builder.append("\t");
_builder.append("fields: [");
_builder.newLine();
{
List _enrichmentProperties = this.getEnrichmentProperties(response);
boolean _hasElements = false;
for(final PropertyRealization prop : _enrichmentProperties) {
if (!_hasElements) {
_hasElements = true;
} else {
_builder.appendImmediate(",", "\t\t");
}
_builder.append("\t\t");
_builder.append("\'");
String _name = prop.getBaseProperty().getName();
_builder.append(_name, "\t\t");
_builder.append("\'");
_builder.newLineIfNotEmpty();
}
}
_builder.append("\t");
_builder.append("],");
_builder.newLine();
_builder.append("\t");
_builder.append("enrichments: ");
String _enrichmentSpec = this.getEnrichmentSpec(this.getGoverningReferenceTreatments(response));
_builder.append(_enrichmentSpec, "\t");
_builder.newLineIfNotEmpty();
_builder.append("}");
_builder.newLine();
_xifexpression = _builder;
}
_xblockexpression = _xifexpression;
}
return _xblockexpression;
}
private EList getGoverningReferenceTreatments(final TypedResponse response) {
EList treatments = response.getReferenceTreatments();
if ((treatments.isEmpty() && (response.getResourceType() != null))) {
ResourceDefinition _resourceType = response.getResourceType();
treatments = ((ServiceDataResource) _resourceType).getReferenceTreatments();
}
return treatments;
}
private List getEnrichmentProperties(final TypedResponse response) {
ResourceDefinition _resourceType = response.getResourceType();
final ServiceDataResource resource = ((ServiceDataResource) _resourceType);
ResourceDefinition _resourceType_1 = response.getResourceType();
boolean _tripleNotEquals = (_resourceType_1 != null);
if (_tripleNotEquals) {
final Function1 _function = (ReferenceTreatment it) -> {
return Boolean.valueOf(((it instanceof ReferenceLink) && Objects.equal(it.getReferenceElement().getName(), "ObjectResourceLink")));
};
final ReferenceTreatment orLink = IterableExtensions.head(IterableExtensions.filter(resource.getAllReferenceTreatments(), _function));
if ((orLink != null)) {
return Collections.unmodifiableList(CollectionLiterals.newArrayList());
} else {
ResourceDefinition _resourceType_2 = response.getResourceType();
return ((ServiceDataResource) _resourceType_2).getProperties().getAllIncludedProperties();
}
} else {
return response.getProperties().getAllIncludedProperties();
}
}
private String getEnrichmentSpec(final EList treatments) {
String _xblockexpression = null;
{
boolean _isEmpty = treatments.isEmpty();
if (_isEmpty) {
return "{}";
}
StringConcatenation _builder = new StringConcatenation();
_builder.append("{");
_builder.newLine();
{
boolean _hasElements = false;
for(final ReferenceTreatment treatment : treatments) {
if (!_hasElements) {
_hasElements = true;
} else {
_builder.appendImmediate(",", "\t");
}
_builder.append("\t");
CharSequence _enrichmentSpecItem = this.getEnrichmentSpecItem(treatment);
_builder.append(_enrichmentSpecItem, "\t");
_builder.newLineIfNotEmpty();
}
}
_builder.append("}");
_builder.newLine();
_xblockexpression = _builder.toString();
}
return _xblockexpression;
}
private CharSequence getEnrichmentSpecItem(final ReferenceTreatment treatment) {
CharSequence _xifexpression = null;
boolean _visit = this._cycleDetector.visit(treatment);
if (_visit) {
CharSequence _xtrycatchfinallyexpression = null;
try {
StringConcatenation _builder = new StringConcatenation();
String _name = treatment.getReferenceElement().getName();
_builder.append(_name);
_builder.append(": {");
_builder.newLineIfNotEmpty();
_builder.append("\t");
_builder.append("type: \'");
String _name_1 = treatment.getReferenceElement().getDataType().getName();
_builder.append(_name_1, "\t");
_builder.append("\',");
_builder.newLineIfNotEmpty();
_builder.append("\t");
_builder.append("multi: ");
boolean _isMultivalued = this.isMultivalued(treatment);
_builder.append(_isMultivalued, "\t");
_builder.append(",");
_builder.newLineIfNotEmpty();
_builder.append("\t");
_builder.append("fields: [");
_builder.newLine();
{
List _elvis = null;
ObjectRealization _linkDescriptor = treatment.getLinkDescriptor();
EList _allIncludedProperties = null;
if (_linkDescriptor!=null) {
_allIncludedProperties=_linkDescriptor.getAllIncludedProperties();
}
List _map = null;
if (_allIncludedProperties!=null) {
final Function1 _function = (PropertyRealization it) -> {
return it.getBaseProperty();
};
_map=ListExtensions.map(_allIncludedProperties, _function);
}
if (_map != null) {
_elvis = _map;
} else {
BasicEList _basicEList = new BasicEList();
_elvis = _basicEList;
}
boolean _hasElements = false;
for(final Feature feature : _elvis) {
if (!_hasElements) {
_hasElements = true;
} else {
_builder.appendImmediate(",", "\t\t");
}
_builder.append("\t\t");
_builder.append("\'");
String _name_2 = feature.getName();
_builder.append(_name_2, "\t\t");
_builder.append("\'");
_builder.newLineIfNotEmpty();
}
}
_builder.append("\t");
_builder.append("],");
_builder.newLine();
{
if ((treatment instanceof ReferenceLink)) {
_builder.append("\t");
_builder.append("link: {");
_builder.newLine();
_builder.append("\t");
_builder.append("\t");
_builder.append("href: \'");
String _linkURI = this.getLinkURI(treatment);
_builder.append(_linkURI, "\t\t");
_builder.append("\',");
_builder.newLineIfNotEmpty();
_builder.append("\t");
_builder.append("\t");
_builder.append("boundParams: ");
String _trim = this.boundParams(((ReferenceLink)treatment)).trim();
_builder.append(_trim, "\t\t");
_builder.append(",");
_builder.newLineIfNotEmpty();
_builder.append("\t");
_builder.append("\t");
_builder.append("rel: \'");
String _elvis_1 = null;
LinkRelation _linkRelation = ((ReferenceLink)treatment).getLinkRelation();
String _name_3 = null;
if (_linkRelation!=null) {
_name_3=_linkRelation.getName();
}
if (_name_3 != null) {
_elvis_1 = _name_3;
} else {
_elvis_1 = "related";
}
_builder.append(_elvis_1, "\t\t");
_builder.append("\'");
_builder.newLineIfNotEmpty();
_builder.append("\t");
_builder.append("},");
_builder.newLine();
}
}
_builder.append("\t");
_builder.append("enrichments: ");
String _nestedTreatments = this.getNestedTreatments(treatment);
_builder.append(_nestedTreatments, "\t");
_builder.newLineIfNotEmpty();
_builder.append("}");
_builder.newLine();
_xtrycatchfinallyexpression = _builder;
} finally {
this._cycleDetector.leave(treatment);
}
_xifexpression = _xtrycatchfinallyexpression;
}
return _xifexpression;
}
private boolean isMultivalued(final TypedResponse response) {
boolean _xifexpression = false;
ResourceDefinition _resourceType = response.getResourceType();
boolean _tripleNotEquals = (_resourceType != null);
if (_tripleNotEquals) {
ResourceDefinition _resourceType_1 = response.getResourceType();
_xifexpression = (_resourceType_1 instanceof CollectionResource);
} else {
_xifexpression = false;
}
return _xifexpression;
}
private boolean isMultivalued(final ReferenceTreatment treatment) {
boolean _xblockexpression = false;
{
int _maxOccurs = treatment.getReferenceElement().getMaxOccurs();
final boolean propIsMulti = (_maxOccurs < 0);
boolean _switchResult = false;
boolean _matched = false;
if (treatment instanceof ReferenceLink) {
_matched=true;
_switchResult = (propIsMulti && (((ReferenceLink)treatment).getTargetResource() instanceof ObjectResource));
}
if (!_matched) {
if (treatment instanceof ReferenceEmbed) {
_matched=true;
_switchResult = propIsMulti;
}
}
_xblockexpression = _switchResult;
}
return _xblockexpression;
}
private String boundParams(final ReferenceLink link) {
StringConcatenation _builder = new StringConcatenation();
_builder.append("{");
_builder.newLine();
{
final Function1 _function = (URIParameter it) -> {
SourceReference _sourceReference = it.getSourceReference();
return Boolean.valueOf((_sourceReference instanceof PropertyReference));
};
Iterable _filter = IterableExtensions.filter(link.getTargetResource().getURI().getUriParameters(), _function);
boolean _hasElements = false;
for(final URIParameter param : _filter) {
if (!_hasElements) {
_hasElements = true;
} else {
_builder.appendImmediate(",", "\t");
}
_builder.append("\t");
String _name = param.getName();
_builder.append(_name, "\t");
_builder.append(": \'");
SourceReference _sourceReference = param.getSourceReference();
String _name_1 = ((PropertyReference) _sourceReference).getConceptualFeature().getName();
_builder.append(_name_1, "\t");
_builder.append("\'");
_builder.newLineIfNotEmpty();
}
}
_builder.append("}");
_builder.newLine();
return _builder.toString();
}
private String getNestedTreatments(final ReferenceTreatment treatment) {
String _switchResult = null;
boolean _matched = false;
if (treatment instanceof ReferenceLink) {
_matched=true;
_switchResult = "{}";
}
if (!_matched) {
if (treatment instanceof ReferenceEmbed) {
_matched=true;
_switchResult = this.getEnrichmentSpec(((ReferenceEmbed)treatment).getNestedReferenceTreatments());
}
}
return _switchResult;
}
private String getLinkURI(final ReferenceTreatment treatment) {
String _switchResult = null;
boolean _matched = false;
if (treatment instanceof ReferenceLink) {
_matched=true;
_switchResult = this.expressify(((ReferenceLink)treatment).getTargetResource().getURI());
}
if (!_matched) {
if (treatment instanceof ReferenceEmbed) {
_matched=true;
_switchResult = null;
}
}
return _switchResult;
}
private Structure getStructType(final TypedResponse response) {
Structure _elvis = null;
ResourceDefinition _resourceType = response.getResourceType();
Structure _dataType = null;
if (((ServiceDataResource) _resourceType)!=null) {
_dataType=((ServiceDataResource) _resourceType).getDataType();
}
if (_dataType != null) {
_elvis = _dataType;
} else {
Structure _dataType_1 = response.getDataType();
_elvis = _dataType_1;
}
return _elvis;
}
private String getFqName(final ResourceDefinition resource) {
String _xblockexpression = null;
{
EObject _eContainer = resource.eContainer();
final ResourceAPI api = ((ResourceAPI) _eContainer);
EObject _eContainer_1 = api.eContainer();
final ZenModel model = ((ZenModel) _eContainer_1);
StringConcatenation _builder = new StringConcatenation();
String _name = model.getName();
_builder.append(_name);
_builder.append(".");
String _name_1 = api.getName();
_builder.append(_name_1);
_builder.append(".");
String _name_2 = resource.getName();
_builder.append(_name_2);
_xblockexpression = _builder.toString();
}
return _xblockexpression;
}
private String getFqName(final DataType type) {
String _xblockexpression = null;
{
EObject _eContainer = type.eContainer();
final DataModel dataModel = ((DataModel) _eContainer);
EObject _eContainer_1 = dataModel.eContainer();
final ZenModel model = ((ZenModel) _eContainer_1);
StringConcatenation _builder = new StringConcatenation();
String _name = model.getName();
_builder.append(_name);
_builder.append(".");
String _name_1 = dataModel.getName();
_builder.append(_name_1);
_builder.append(".");
String _name_2 = type.getName();
_builder.append(_name_2);
_xblockexpression = _builder.toString();
}
return _xblockexpression;
}
private String expressify(final URI uri) {
return uri.toString().replaceAll("/\\{([^/]+)\\}((?=/)|$)", "/:$1");
}
}
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