/*
 * eGov suite of products aim to improve the internal efficiency,transparency,
 *    accountability and the service delivery of the government  organizations.
 *
 *     Copyright (C) <2015>  eGovernments Foundation
 *
 *     The updated version of eGov suite of products as by eGovernments Foundation
 *     is available at http://www.egovernments.org
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     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 General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program. If not, see http://www.gnu.org/licenses/ or
 *     http://www.gnu.org/licenses/gpl.html .
 *
 *     In addition to the terms of the GPL license to be adhered to in using this
 *     program, the following additional terms are to be complied with:
 *
 *         1) All versions of this program, verbatim or modified must carry this
 *            Legal Notice.
 *
 *         2) Any misrepresentation of the origin of the material is prohibited. It
 *            is required that all modified versions of this material be marked in
 *            reasonable ways as different from the original version.
 *
 *         3) This license does not grant any rights to any user of the program
 *            with regards to rights under trademark law for use of the trade names
 *            or trademarks of eGovernments Foundation.
 *
 *   In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org.
 */
package org.egov.wtms.application.service;

import java.text.ParseException;
import java.util.ArrayList;
import java.util.List;

import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

import org.egov.dcb.bean.DCBDisplayInfo;
import org.egov.wtms.application.entity.WaterChargesReceiptInfo;
import org.egov.wtms.utils.constants.WaterTaxConstants;
import org.hibernate.SQLQuery;
import org.hibernate.Session;
import org.hibernate.transform.AliasToBeanResultTransformer;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

@Service
@Transactional(readOnly = true)
public class CurrentDcbService {

    @PersistenceContext
    private EntityManager entityManager;

    public Session getCurrentSession() {
        return entityManager.unwrap(Session.class);
    }

    public DCBDisplayInfo getDcbDispInfo() {
        final DCBDisplayInfo dcbDispInfo = new DCBDisplayInfo();
        final List<String> reasonMasterCodes = new ArrayList<String>(0);
        final List<String> reasonCategoryCodes = new ArrayList<String>(0);
        reasonMasterCodes.add(WaterTaxConstants.WATERTAXREASONCODE);
        dcbDispInfo.setReasonCategoryCodes(reasonCategoryCodes);
        dcbDispInfo.setReasonMasterCodes(reasonMasterCodes);
        return dcbDispInfo;

    }

    public SQLQuery getMigratedReceipttDetails(final String consumerNumber) throws ParseException {
        final StringBuilder queryStr = new StringBuilder();
        queryStr.append(
                "select distinct(i_bookno) as \"bookNumber\", cast(i_ctrrcptno as varchar) as \"receiptNumber\",dt_ctrrcptdt as \"receiptDate\",dt_paidfrmprddt as \"fromDate\",dt_paidtoprddt as \"toDate\","
                        + "d_crr+d_arr as \"receiptAmount\" from wt_wtchrgrcpt_tbl where i_csmrno =" + consumerNumber
                        + " order by dt_ctrrcptdt desc");
        final SQLQuery finalQuery = getCurrentSession().createSQLQuery(queryStr.toString());
        finalQuery.setResultTransformer(new AliasToBeanResultTransformer(WaterChargesReceiptInfo.class));
        return finalQuery;

    }

    public SQLQuery getMigratedReceiptDetails(final Long connectiondetails) throws ParseException {
        final StringBuilder queryStr = new StringBuilder();
        queryStr.append(
                "select distinct(booknumber) as \"bookNumber\", receiptnumber as \"receiptNumber\",receiptdate as \"receiptDate\",fromdate as \"fromDate\",todate as \"toDate\","
                        +  "cast(amount as numeric(18,2)) as \"receiptAmount\" from egwtr_legacy_receipts where connectiondetails ="
                        + connectiondetails);
        final SQLQuery finalQuery = getCurrentSession().createSQLQuery(queryStr.toString());
        finalQuery.setResultTransformer(new AliasToBeanResultTransformer(WaterChargesReceiptInfo.class));
        return finalQuery;

    }

}