/*
 * @(#)AllocateFundsPermanently.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.acquisitions.activities.commons;

import module.workflow.activities.WorkflowActivity;
import pt.ist.bennu.core.domain.User;
import pt.ist.bennu.core.util.BundleUtil;
import pt.ist.expenditureTrackingSystem.domain.ExpenditureTrackingSystem;
import pt.ist.expenditureTrackingSystem.domain.acquisitions.AcquisitionFundAllocationDiaryAndTransactionReportRequest;
import pt.ist.expenditureTrackingSystem.domain.acquisitions.Financer;
import pt.ist.expenditureTrackingSystem.domain.acquisitions.PaymentProcess;
import pt.ist.expenditureTrackingSystem.domain.acquisitions.ProjectFinancer;
import pt.ist.expenditureTrackingSystem.domain.acquisitions.UnitItem;
import pt.ist.expenditureTrackingSystem.domain.dto.FundAllocationBean;
import pt.ist.expenditureTrackingSystem.domain.organization.AccountingUnit;
import pt.ist.expenditureTrackingSystem.domain.organization.Unit;

/**
 * 
 * @author Luis Cruz
 * @author Paulo Abrantes
 * 
 */
public class AllocateFundsPermanently<P extends PaymentProcess> extends
        WorkflowActivity<P, AllocateFundsPermanentlyActivityInformation<P>> {

    @Override
    public boolean isActive(P process, User user) {
        final ExpenditureTrackingSystem instance = ExpenditureTrackingSystem.getInstance();
        return process.isAccountingEmployee(user.getExpenditurePerson())
                && isUserProcessOwner(process, user)
                && (process.hasAllocatedFundsPermanentlyForAllProjectFinancers() || (instance
                        .getRequireFundAllocationPriorToAcquisitionRequest() != null && !instance
                        .getRequireFundAllocationPriorToAcquisitionRequest())) && !process.isAllocatedPermanently()
                && !process.isPayed() && ((!process.hasAllInvoicesAllocated() && process.getRequest().hasProposalDocument()) || (//ExpenditureTrackingSystem.isInvoiceAllowedToStartAcquisitionProcess()
                /*&&*/!process.getRequest().hasProposalDocument() && process.isInvoiceConfirmed()));
    }

    @Override
    protected void process(AllocateFundsPermanentlyActivityInformation<P> activityInformation) {
        for (FundAllocationBean fundAllocationBean : activityInformation.getBeans()) {
            fundAllocationBean.getFinancer().addEffectiveFundAllocationId(fundAllocationBean.getEffectiveFundAllocationId());
        }
        PaymentProcess process = activityInformation.getProcess();
        for (final FundAllocationBean bean : activityInformation.getBeans()) {
            final Financer financer = bean.getFinancer();
            final String diaryNumber = bean.getDiaryNumber();
            financer.addPaymentDiaryNumber(diaryNumber);
            final String transactionNumber = bean.getTransactionNumber();
            financer.addTransactionNumber(transactionNumber);

            if (financer instanceof ProjectFinancer) {
                final Unit unit = financer.getUnit();
                final AccountingUnit accountingUnit = financer.getAccountingUnit();

                for (final UnitItem unitItem : financer.getUnitItemsSet()) {
                    new AcquisitionFundAllocationDiaryAndTransactionReportRequest(unitItem, process.getProcessNumber(),
                            unit.getUnitNumber(), accountingUnit.getName(), diaryNumber, transactionNumber);
                }
            }
        }
        if (process.isInvoiceConfirmed() && process.areAllFundsPermanentlyAllocated()) {
            process.allocateFundsPermanently();
        }

    }

    @Override
    public AllocateFundsPermanentlyActivityInformation<P> getActivityInformation(P process) {
        return new AllocateFundsPermanentlyActivityInformation<P>(process, this, true);
    }

    @Override
    public boolean isDefaultInputInterfaceUsed() {
        return false;
    }

    @Override
    public String getLocalizedName() {
        return BundleUtil.getStringFromResourceBundle(getUsedBundle(), "label." + getClass().getName());
    }

    @Override
    public String getUsedBundle() {
        return "resources/AcquisitionResources";
    }

}