/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.isis.viewer.restfulobjects.server.resources;
import java.util.Collection;
import java.util.List;
import org.apache.isis.core.commons.authentication.AuthenticationSession;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.spec.ObjectSpecification;
import org.apache.isis.viewer.restfulobjects.applib.JsonRepresentation;
import org.apache.isis.viewer.restfulobjects.applib.Rel;
import org.apache.isis.viewer.restfulobjects.applib.RepresentationType;
import org.apache.isis.viewer.restfulobjects.rendering.LinkBuilder;
import org.apache.isis.viewer.restfulobjects.rendering.LinkFollowSpecs;
import org.apache.isis.viewer.restfulobjects.rendering.RendererContext;
import org.apache.isis.viewer.restfulobjects.rendering.ReprRendererAbstract;
import org.apache.isis.viewer.restfulobjects.rendering.domainobjects.DomainServiceLinkTo;
import org.apache.isis.viewer.restfulobjects.rendering.domainobjects.ListReprRenderer;
import org.apache.isis.viewer.restfulobjects.rendering.domaintypes.TypeListReprRenderer;
import org.apache.isis.viewer.restfulobjects.server.ResourceContext;
public class HomePageReprRenderer extends ReprRendererAbstract<HomePageReprRenderer, Void> {
HomePageReprRenderer(final RendererContext resourceContext, final LinkFollowSpecs linkFollower, final JsonRepresentation representation) {
super(resourceContext, linkFollower, RepresentationType.HOME_PAGE, representation);
}
@Override
public HomePageReprRenderer with(final Void t) {
return this;
}
@Override
public JsonRepresentation render() {
// self
if (includesSelf) {
addLinkToSelf();
}
addLinkToUser(getRendererContext().getAuthenticationSession());
addLinkToServices(((ResourceContext)getRendererContext()).getPersistenceSession().getServices());
addLinkToVersion();
addLinkToDomainTypes(((ResourceContext)getRendererContext()).getSpecificationLookup().allSpecifications());
// inks and extensions
representation.mapPut("extensions", JsonRepresentation.newMap());
return representation;
}
private void addLinkToSelf() {
final JsonRepresentation link = LinkBuilder.newBuilder(rendererContext, Rel.SELF.getName(), RepresentationType.HOME_PAGE, "").build();
final LinkFollowSpecs linkFollower = getLinkFollowSpecs().follow("links");
if (linkFollower.matches(link)) {
final HomePageReprRenderer renderer = new HomePageReprRenderer(getRendererContext(), linkFollower, JsonRepresentation.newMap());
link.mapPut("value", renderer.render());
}
getLinks().arrayAdd(link);
}
private void addLinkToVersion() {
final JsonRepresentation link = LinkBuilder.newBuilder(getRendererContext(), Rel.VERSION.getName(), RepresentationType.VERSION, "version").build();
final LinkFollowSpecs linkFollower = getLinkFollowSpecs().follow("links");
if (linkFollower.matches(link)) {
final VersionReprRenderer renderer = new VersionReprRenderer(getRendererContext(), linkFollower, JsonRepresentation.newMap());
link.mapPut("value", renderer.render());
}
getLinks().arrayAdd(link);
}
private void addLinkToServices(List<ObjectAdapter> serviceAdapters) {
final JsonRepresentation link = LinkBuilder.newBuilder(getRendererContext(), Rel.SERVICES.getName(), RepresentationType.LIST, "services").build();
final LinkFollowSpecs linkFollowSpecs = getLinkFollowSpecs().follow("links");
if (linkFollowSpecs.matches(link)) {
final ListReprRenderer renderer = new ListReprRenderer(getRendererContext(), linkFollowSpecs, JsonRepresentation.newMap());
renderer.usingLinkToBuilder(new DomainServiceLinkTo()).withLink(Rel.SELF, "services").with(serviceAdapters);
link.mapPut("value", renderer.render());
}
getLinks().arrayAdd(link);
}
private void addLinkToUser(AuthenticationSession authenticationSession) {
final JsonRepresentation link = LinkBuilder.newBuilder(getRendererContext(), Rel.USER.getName(), RepresentationType.USER, "user").build();
final LinkFollowSpecs linkFollower = getLinkFollowSpecs().follow("links");
if (linkFollower.matches(link)) {
final UserReprRenderer renderer = new UserReprRenderer(getRendererContext(), linkFollower, JsonRepresentation.newMap());
renderer.with(authenticationSession);
link.mapPut("value", renderer.render());
}
getLinks().arrayAdd(link);
}
private void addLinkToDomainTypes(final Collection<ObjectSpecification> specifications) {
final JsonRepresentation link = LinkBuilder.newBuilder(getRendererContext(), Rel.DOMAIN_TYPES.getName(), RepresentationType.TYPE_LIST, "domain-types").build();
final LinkFollowSpecs linkFollower = getLinkFollowSpecs().follow("links");
if (linkFollower.matches(link)) {
final TypeListReprRenderer renderer = new TypeListReprRenderer(getRendererContext(), linkFollower, JsonRepresentation.newMap());
renderer.withLink(Rel.SELF, "domain-types").with(specifications);
link.mapPut("value", renderer.render());
}
getLinks().arrayAdd(link);
}
}