/*
* This file is part of LibrePlan
*
* Copyright (C) 2009-2010 Fundación para o Fomento da Calidade Industrial e
* Desenvolvemento Tecnolóxico de Galicia
* Copyright (C) 2010-2011 Igalia, S.L.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.libreplan.web.materials;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.commons.lang3.Validate;
import org.apache.commons.logging.LogFactory;
import org.libreplan.business.common.IntegrationEntity;
import org.libreplan.business.common.daos.IConfigurationDAO;
import org.libreplan.business.common.entities.EntityNameEnum;
import org.libreplan.business.common.exceptions.InstanceNotFoundException;
import org.libreplan.business.common.exceptions.ValidationException;
import org.libreplan.business.materials.daos.IUnitTypeDAO;
import org.libreplan.business.materials.entities.UnitType;
import org.libreplan.web.common.IntegrationEntityModel;
import org.libreplan.web.common.concurrentdetection.OnConcurrentModification;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
/**
* Model for the listing, creation and edition of UnitTypes
* @author Javier Moran Rua <jmoran@igalia.com>
*/
@Service
@Scope(BeanDefinition.SCOPE_PROTOTYPE)
@OnConcurrentModification(goToPage = "/unittypes/unitTypes.zul")
public class UnitTypeModel extends IntegrationEntityModel implements
IUnitTypeModel {
private static final org.apache.commons.logging.Log LOG = LogFactory
.getLog(UnitTypeModel.class);
// This is the state of the model, just the current unitType being edited
private UnitType unitTypeState;
@Autowired
private IUnitTypeDAO unitTypeDAO;
@Autowired
private IConfigurationDAO configurationDAO;
@Override
@Transactional(readOnly=true)
public List<UnitType> getUnitTypes() {
return unitTypeDAO.getAll();
}
@Override
@Transactional(readOnly=true)
public void initCreate() {
Boolean generateCode = configurationDAO.getConfiguration()
.getGenerateCodeForUnitTypes();
this.unitTypeState = UnitType.create("", "");
if (generateCode) {
this.unitTypeState.setCodeAutogenerated(generateCode);
setDefaultCode();
}
}
@Override
@Transactional(readOnly=true)
public void initEdit(UnitType unitType) {
Validate.notNull(unitType);
this.unitTypeState = getFromDB(unitType);
initOldCodes();
}
private UnitType getFromDB(UnitType unitType) {
try {
return unitTypeDAO.find(unitType.getId());
} catch (InstanceNotFoundException e) {
LOG.error("Could not load entity. Id: "
+ unitType.getId(), e);
throw new RuntimeException(e);
}
}
@Override
public UnitType getCurrentUnitType() {
return this.unitTypeState;
}
@Override
@Transactional
public void confirmSave() throws ValidationException {
unitTypeDAO.save(this.unitTypeState);
}
@Override
@Transactional(readOnly=true)
public boolean existsAnotherUnitTypeWithName(String name) {
boolean result;
try {
UnitType foundUnitType =
unitTypeDAO.findByNameCaseInsensitive(name);
result = isTheSameEntityAsState(foundUnitType) ? false : true;
} catch (InstanceNotFoundException e) {
result = false;
}
return result;
}
@Override
@Transactional(readOnly=true)
public boolean existsAnotherUnitTypeWithCode(String code) {
boolean result;
try {
UnitType foundUnitType =
unitTypeDAO.findByCode(code);
result = isTheSameEntityAsState(foundUnitType) ? false : true;
} catch (InstanceNotFoundException e) {
result = false;
}
return result;
}
private boolean isTheSameEntityAsState(UnitType foundUnitType) {
if (getCurrentUnitType().isNewObject()) {
return false;
} else {
return foundUnitType.getId().equals(getCurrentUnitType().getId());
}
}
@Override
@Transactional(readOnly=true)
public boolean isUnitTypeUsedInAnyMaterial(UnitType unitType) {
return unitTypeDAO.isUnitTypeUsedInAnyMaterial(unitType);
}
@Override
@Transactional
public void remove(UnitType unitType) {
try {
unitTypeDAO.remove(unitType.getId());
} catch (InstanceNotFoundException e) {
LOG.error("Trying to remove unit type with id " + unitType.getId() +
" but it is not found in the database",e);
throw new RuntimeException();
}
}
public EntityNameEnum getEntityName() {
return EntityNameEnum.UNIT_TYPE;
}
public Set<IntegrationEntity> getChildren() {
return new HashSet<IntegrationEntity>();
}
public IntegrationEntity getCurrentEntity() {
return getCurrentUnitType();
}
}