package com.armedia.acm.service.milestone.dao;

/*-
 * #%L
 * ACM Service: Milestones
 * %%
 * Copyright (C) 2014 - 2018 ArkCase LLC
 * %%
 * This file is part of the ArkCase software. 
 * 
 * If the software was purchased under a paid ArkCase license, the terms of 
 * the paid license agreement will prevail.  Otherwise, the software is 
 * provided under the following open source license terms:
 * 
 * ArkCase 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.
 *  
 * ArkCase 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 ArkCase. If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */

import com.armedia.acm.data.AcmAbstractDao;
import com.armedia.acm.service.milestone.model.AcmMilestone;
import com.armedia.acm.service.milestone.model.MilestoneByNameDto;

import javax.persistence.Query;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;

/**
 * Created by armdev on 12/5/14.
 */

public class MilestoneDao extends AcmAbstractDao<AcmMilestone>
{
    @Override
    protected Class<AcmMilestone> getPersistenceClass()
    {
        return AcmMilestone.class;
    }

    public List<MilestoneByNameDto> getAllMilestonesForCaseFilesGroupedByName(String objectType)
    {

        String queryText = "SELECT ms.milestoneName, COUNT(ms) as counted FROM AcmMilestone ms where ms.created >= :created AND ms.objectType=:objectType AND ms.milestoneName<>:mName GROUP BY ms.milestoneName";

        Query milestonesGroupedByName = getEm().createQuery(queryText);

        milestonesGroupedByName.setParameter("created", shiftDateFromToday(14));
        milestonesGroupedByName.setParameter("objectType", objectType); // "CASE_FILE");
        milestonesGroupedByName.setParameter("mName", "Closed");

        List<Object[]> milestonesGroupedByN = milestonesGroupedByName.getResultList();

        List<MilestoneByNameDto> result = new ArrayList<>();

        for (Object[] milestoneName : milestonesGroupedByN)
        {
            MilestoneByNameDto milestoneByN = new MilestoneByNameDto();
            milestoneByN.setName((String) milestoneName[0]);
            milestoneByN.setCount(((Number) milestoneName[1]).intValue());
            result.add(milestoneByN);
        }
        return result;
    }

    private Date shiftDateFromToday(int daysFromToday)
    {
        Date nextDate;
        Date today = new Date();
        Calendar cal = Calendar.getInstance();
        cal.setTime(today);
        cal.add(Calendar.DATE, -daysFromToday);
        nextDate = cal.getTime();
        return nextDate;
    }
}