/*
 * @(#)SubProject.java
 *
 * Copyright 2009 Instituto Superior Tecnico
 * Founding Authors: Luis Cruz, Nuno Ochoa, Paulo Abrantes
 * 
 *      https://fenix-ashes.ist.utl.pt/
 * 
 *   This file is part of the Expenditure Tracking Module.
 *
 *   The Expenditure Tracking Module is free software: you can
 *   redistribute it and/or modify it under the terms of the GNU Lesser General
 *   Public License as published by the Free Software Foundation, either version 
 *   3 of the License, or (at your option) any later version.
 *
 *   The Expenditure Tracking Module 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 Lesser General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public License
 *   along with the Expenditure Tracking Module. If not, see <http://www.gnu.org/licenses/>.
 * 
 */
package pt.ist.expenditureTrackingSystem.domain.organization;

import module.organization.domain.Party;
import module.organization.domain.PartyType;

import org.apache.commons.lang.StringUtils;

import pt.ist.expenditureTrackingSystem.domain.ExpenditureTrackingSystem;
import pt.ist.expenditureTrackingSystem.domain.acquisitions.Financer;
import pt.ist.expenditureTrackingSystem.domain.acquisitions.ProjectFinancer;
import pt.ist.expenditureTrackingSystem.domain.acquisitions.RequestWithPayment;
import pt.ist.fenixframework.dml.runtime.RelationAdapter;

/**
 * 
 * @author Luis Cruz
 * @author Paulo Abrantes
 * 
 */
public class SubProject extends SubProject_Base {

    public static class SubProjectPartyTypeListener extends RelationAdapter<PartyType, Party> {

        @Override
        public void afterAdd(final PartyType partyType, final Party party) {
            if (party.isUnit() && partyType != null
                    && partyType == ExpenditureTrackingSystem.getInstance().getSubProjectPartyType()) {
                new SubProject((module.organization.domain.Unit) party);
            }
        }

    }

    static {
        Party.getRelationPartyTypeParty().addListener(new SubProjectPartyTypeListener());
    }

    public SubProject(final module.organization.domain.Unit unit) {
        super();
        setUnit(unit);
    }

    public SubProject(final Project parentUnit, final String name) {
        super();
        final String acronym = StringUtils.abbreviate(name, 5);
        createRealUnit(this, parentUnit, ExpenditureTrackingSystem.getInstance().getSubProjectPartyType(), acronym, name);

        // TODO : After this object is refactored to retrieve the name and
        // parent from the real unit,
        // the following two lines may be deleted.
        setName(name);
        setParentUnit(parentUnit);
    }

    @Override
    public void setName(final String name) {
        super.setName(name);
        final Project project = (Project) getParentUnit();
        if (project == null) {
            final String acronym = StringUtils.abbreviate(name, 5);
            getUnit().setAcronym(acronym);
        } else {
            getUnit().setAcronym(project.getUnit().getAcronym());
        }
    }

    @Override
    public String getPresentationName() {
        return "(" + getUnit().getAcronym() + ") " + " - " + super.getPresentationName();
    }

    @Override
    public void setParentUnit(final Unit parentUnit) {
        super.setParentUnit(parentUnit);
        if (parentUnit != null && hasUnit()) {
            getUnit().setAcronym(parentUnit.getUnit().getAcronym());
        }
    }

    @Override
    public AccountingUnit getAccountingUnit() {
        final AccountingUnit accountingUnit = super.getAccountingUnit();
        if (accountingUnit == null) {
            final Unit parentUnit = getParentUnit();
            if (parentUnit != null) {
                return parentUnit.getAccountingUnit();
            }
        }
        return accountingUnit;
    }

    @Override
    public Financer finance(final RequestWithPayment acquisitionRequest) {
        return new ProjectFinancer(acquisitionRequest, this);
    }

/*
    @Override
    public IndexDocument getDocumentToIndex() {
	IndexDocument document = super.getDocumentToIndex();
	document.indexField(UnitIndexFields.NUMBER_INDEX, getUnit().getAcronym());
	return document;
    }
*/
    @Override
    public boolean isAccountingResponsible(final Person person) {
        final Project project = (Project) getParentUnit();
        return project.isAccountingResponsible(person);
    }

    @Override
    public String getUnitNumber() {
        final Unit parentUnit = getParentUnit();
        return parentUnit == null ? null : parentUnit.getUnitNumber();
    }

    @Override
    public boolean isProject() {
        return true;
    }

    @Override
    public String getShortIdentifier() {
        final Unit parentUnit = getParentUnit();
        return parentUnit == null ? "" : parentUnit.getShortIdentifier();
    }

}