/*
* #%L
* BroadleafCommerce Admin Module
* %%
* Copyright (C) 2009 - 2013 Broadleaf Commerce
* %%
* 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.
* #L%
*/
package org.broadleafcommerce.admin.server.service.handler;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang.ArrayUtils;
import org.broadleafcommerce.common.exception.ServiceException;
import org.broadleafcommerce.common.presentation.client.OperationType;
import org.broadleafcommerce.common.presentation.client.PersistencePerspectiveItemType;
import org.broadleafcommerce.core.catalog.domain.Category;
import org.broadleafcommerce.core.catalog.domain.CategoryImpl;
import org.broadleafcommerce.core.catalog.domain.CategoryXref;
import org.broadleafcommerce.core.catalog.domain.CategoryXrefImpl;
import org.broadleafcommerce.openadmin.dto.AdornedTargetList;
import org.broadleafcommerce.openadmin.dto.Entity;
import org.broadleafcommerce.openadmin.dto.PersistencePackage;
import org.broadleafcommerce.openadmin.server.dao.DynamicEntityDao;
import org.broadleafcommerce.openadmin.server.service.handler.CustomPersistenceHandlerAdapter;
import org.broadleafcommerce.openadmin.server.service.persistence.module.RecordHelper;
import org.springframework.stereotype.Component;
/**
* @author Jeff Fischer
*/
@Component("blChildCategoriesCustomPersistenceHandler")
public class ChildCategoriesCustomPersistenceHandler extends CustomPersistenceHandlerAdapter {
@Override
public Boolean canHandleAdd(PersistencePackage persistencePackage) {
return (!ArrayUtils.isEmpty(persistencePackage.getCustomCriteria()) && persistencePackage.getCustomCriteria()[0].equals("blcAllParentCategories"));
}
@Override
public Entity add(PersistencePackage persistencePackage, DynamicEntityDao dynamicEntityDao, RecordHelper helper) throws ServiceException {
AdornedTargetList adornedTargetList = (AdornedTargetList) persistencePackage.getPersistencePerspective().getPersistencePerspectiveItems().get(PersistencePerspectiveItemType.ADORNEDTARGETLIST);
String targetPath = adornedTargetList.getTargetObjectPath() + "." + adornedTargetList.getTargetIdProperty();
String linkedPath = adornedTargetList.getLinkedObjectPath() + "." + adornedTargetList.getLinkedIdProperty();
Long parentId = Long.parseLong(persistencePackage.getEntity().findProperty(linkedPath).getValue());
Long childId = Long.parseLong(persistencePackage.getEntity().findProperty(targetPath).getValue());
Category parent = (Category) dynamicEntityDao.retrieve(CategoryImpl.class, parentId);
Category child = (Category) dynamicEntityDao.retrieve(CategoryImpl.class, childId);
CategoryXref categoryXref = new CategoryXrefImpl();
categoryXref.setSubCategory(child);
categoryXref.setCategory(parent);
if (parent.getAllChildCategoryXrefs().contains(categoryXref)) {
throw new ServiceException("Add unsuccessful. Cannot add a duplicate child category.");
}
checkParents(child, parent);
return helper.getCompatibleModule(OperationType.ADORNEDTARGETLIST).add(persistencePackage);
}
protected void checkParents(Category child, Category parent) throws ServiceException {
if (child.getId().equals(parent.getId())) {
throw new ServiceException("Add unsuccessful. Cannot add a category to itself.");
}
for (CategoryXref category : parent.getAllParentCategoryXrefs()) {
if (!CollectionUtils.isEmpty(category.getCategory().getAllParentCategoryXrefs())) {
checkParents(child, category.getCategory());
}
}
}
}