org.egov.wtms.application.service.CurrentDcbService.java Source code

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/*
 *    eGov  SmartCity eGovernance suite aims to improve the internal efficiency,transparency,
 *    accountability and the service delivery of the government  organizations.
 *
 *     Copyright (C) 2017  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.
 *            Further, all user interfaces, including but not limited to citizen facing interfaces,
 *            Urban Local Bodies interfaces, dashboards, mobile applications, of the program and any
 *            derived works should carry eGovernments Foundation logo on the top right corner.
 *
 *            For the logo, please refer http://egovernments.org/html/logo/egov_logo.png.
 *            For any further queries on attribution, including queries on brand guidelines,
 *            please contact contact@egovernments.org
 *
 *         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 static org.apache.commons.lang.StringUtils.isNotBlank;
import static org.apache.commons.lang.StringUtils.isNotEmpty;
import static org.egov.wtms.masters.entity.enums.ConnectionType.METERED;
import static org.egov.wtms.utils.constants.WaterTaxConstants.METERED_CHARGES_REASON_CODE;
import static org.egov.wtms.utils.constants.WaterTaxConstants.WATERTAXREASONCODE;

import java.math.BigDecimal;
import java.math.BigInteger;
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.infra.config.persistence.datasource.routing.annotation.ReadOnly;
import org.egov.infra.utils.DateUtils;
import org.egov.wtms.application.entity.DonationChargesDCBReportSearch;
import org.egov.wtms.application.entity.WaterChargesReceiptInfo;
import org.egov.wtms.masters.entity.enums.ConnectionType;
import org.egov.wtms.reports.entity.DCBReportResult;
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 {

    public static final String ZONEWISE = "zone";
    public static final String WARDWISE = "ward";
    public static final String BLOCKWISE = "block";
    public static final String LOCALITYWISE = "locality";
    public static final String PROPERTY = "property";

    @PersistenceContext
    private EntityManager entityManager;

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

    public DCBDisplayInfo getDcbDispInfo(final ConnectionType connectionType) {
        final DCBDisplayInfo dcbDispInfo = new DCBDisplayInfo();
        final List<String> reasonMasterCodes = new ArrayList<>(0);
        final List<String> reasonCategoryCodes = new ArrayList<>(0);
        if (METERED.equals(connectionType))
            reasonMasterCodes.add(METERED_CHARGES_REASON_CODE);
        else
            reasonMasterCodes.add(WATERTAXREASONCODE);
        dcbDispInfo.setReasonCategoryCodes(reasonCategoryCodes);
        dcbDispInfo.setReasonMasterCodes(reasonMasterCodes);
        return dcbDispInfo;

    }

    @SuppressWarnings("unchecked")
    @ReadOnly
    public List<WaterChargesReceiptInfo> getMigratedReceiptDetails(final String consumerNumber) {
        final StringBuilder queryStr = new StringBuilder(310).append(
                "select distinct(i_bookno) as \"bookNumber\", cast(i_ctrrcptno as varchar) as \"receiptNumber\", ")
                .append("dt_ctrrcptdt as \"receiptDate\",dt_paidfrmprddt as \"fromDate\",dt_paidtoprddt as \"toDate\", ")
                .append("d_crr+d_arr as \"receiptAmount\" from wt_wtchrgrcpt_tbl where i_csmrno =:consumerNumber ")
                .append("order by dt_ctrrcptdt desc");
        return getCurrentSession().createSQLQuery(queryStr.toString())
                .setLong("consumerNumber", Long.parseLong(consumerNumber))
                .setResultTransformer(new AliasToBeanResultTransformer(WaterChargesReceiptInfo.class)).list();
    }

    @SuppressWarnings("unchecked")
    public List<WaterChargesReceiptInfo> getMigratedReceiptDetails(final Long connectiondetails) {
        final StringBuilder queryStr = new StringBuilder(300).append(
                "select distinct(booknumber) as \"bookNumber\", receiptnumber as \"receiptNumber\",receiptdate ")
                .append("as \"receiptDate\",fromdate as \"fromDate\",todate as \"toDate\", cast(amount as numeric(18,2)) ")
                .append("as \"receiptAmount\" from egwtr_legacy_receipts where connectiondetails =:connectiondetails");
        return getCurrentSession().createSQLQuery(queryStr.toString())
                .setLong("connectiondetails", connectiondetails)
                .setResultTransformer(new AliasToBeanResultTransformer(WaterChargesReceiptInfo.class)).list();

    }

    @SuppressWarnings("unchecked")
    @ReadOnly
    public List<DCBReportResult> getReportResult(final String paramList, final String connectionType,
            final String mode, final String reportType) {
        StringBuilder query;
        final StringBuilder selectQry1 = new StringBuilder();
        final StringBuilder selectQry2 = new StringBuilder();
        StringBuilder fromQry;
        StringBuilder whereQry = new StringBuilder();
        final StringBuilder groupByQry = new StringBuilder();
        selectQry2.append(
                "  cast(SUM(arr_demand) as bigint) AS arrDemand,cast(SUM(curr_demand) as bigint) AS currDemand,cast(SUM(arr_coll) as bigint) AS arrColl,cast(SUM(curr_coll) as bigint) AS currColl,")
                .append("cast(SUM(arr_balance) as bigint) AS arrBalance,cast(SUM(curr_balance) as bigint) AS currBalance ");
        fromQry = new StringBuilder(" from egwtr_mv_dcb_view dcbinfo,eg_boundary boundary ");
        if (ZONEWISE.equalsIgnoreCase(mode)) {
            selectQry1.append(
                    "select  distinct cast(dcbinfo.zoneid as integer) as \"zoneId\",boundary.name as \"boundaryName\", count(hscno) as countofconsumerno,");
            groupByQry.append(" group by dcbinfo.zoneid,boundary.name order by boundary.name");
            whereQry.append(" where dcbinfo.zoneid=boundary.id ");
            if (isNotBlank(paramList))
                whereQry = whereQry.append(" and dcbinfo.zoneid in (:searchParam)");
        } else if (WARDWISE.equalsIgnoreCase(mode)) {
            selectQry1.append(
                    "select distinct cast(dcbinfo.wardid as integer) as \"wardId\",boundary.name as \"boundaryName\",count(hscno) as countOfConsumerNo, ");
            groupByQry.append(" group by dcbinfo.wardid,boundary.name order by boundary.name");
            whereQry.append(" where dcbinfo.wardid=boundary.id ");
            if (isNotBlank(paramList) && reportType.equalsIgnoreCase("wardWise"))
                whereQry = whereQry.append(" and dcbinfo.wardid in (:searchParam)");
            if (isNotBlank(paramList) && !reportType.equalsIgnoreCase("wardWise"))
                whereQry = whereQry.append(" and dcbinfo.zoneid in (:searchParam)");
        } else if (BLOCKWISE.equalsIgnoreCase(mode)) {
            selectQry1.append(
                    "select  distinct cast(dcbinfo.block as integer) as \"wardId\",boundary.name as \"boundaryName\", count(hscno) as countOfConsumerNo,");
            groupByQry.append(" group by dcbinfo.block,boundary.name order by boundary.name");
            whereQry.append(" where dcbinfo.block=boundary.id ");
            if (isNotBlank(paramList) && reportType.equalsIgnoreCase("blockWise"))
                whereQry = whereQry.append(" and dcbinfo.block in (:searchParam)");
            if (isNotBlank(paramList) && !reportType.equalsIgnoreCase("blockWise"))
                whereQry = whereQry.append(" and dcbinfo.wardid in (:searchParam)");
        } else if (LOCALITYWISE.equalsIgnoreCase(mode)) {
            selectQry1.append(
                    "select  distinct cast(dcbinfo.locality as integer) as \"locality\",boundary.name as \"boundaryName\", count(hscno) as countOfConsumerNo, ");
            groupByQry.append(" group by dcbinfo.locality,boundary.name order by boundary.name");
            whereQry.append(" where dcbinfo.locality=boundary.id and dcbinfo.locality in (:searchParam)");
        } else if (PROPERTY.equalsIgnoreCase(mode)) {
            selectQry1.append(
                    "select distinct dcbinfo.hscno as hscNo,dcbinfo.propertyid as \"propertyId\" ,dcbinfo.username as \"userName\", ");
            fromQry = new StringBuilder(" from egwtr_mv_dcb_view dcbinfo ");
            groupByQry.append("group by dcbinfo.hscno,dcbinfo.propertyid,dcbinfo.username ");
            whereQry.append(" where dcbinfo.hscno is not null  ");
            if (isNotBlank(paramList) && reportType.equalsIgnoreCase("localityWise"))
                whereQry = whereQry.append(" and dcbinfo.locality in (:searchParam)");
            else
                whereQry = whereQry.append(" and dcbinfo.block in (:searchParam)");
        }
        if (isNotEmpty(connectionType))
            whereQry.append(" and dcbinfo.connectiontype =:connectionType");
        whereQry.append(" and dcbinfo.connectionstatus = 'ACTIVE'");
        query = selectQry1.append(selectQry2).append(fromQry).append(whereQry).append(groupByQry);
        final SQLQuery sqlQuery = entityManager.unwrap(Session.class).createSQLQuery(query.toString());
        if (isNotBlank(paramList)) {
            final List<Integer> locationList = new ArrayList<>();
            for (final String location : paramList.split(","))
                locationList.add(Integer.parseInt(location));
            sqlQuery.setParameterList("searchParam", locationList);
        }
        if (isNotBlank(connectionType))
            sqlQuery.setParameter("connectionType", connectionType);
        return prepareResult(sqlQuery.list(), mode);
    }

    @SuppressWarnings("unchecked")
    @ReadOnly
    public List<DonationChargesDCBReportSearch> getDonationDCBReportDetails(
            final DonationChargesDCBReportSearch chargesDCBReportSearch) {
        StringBuilder selectQuery = new StringBuilder();
        StringBuilder fromQuery;
        final StringBuilder whereQuery = new StringBuilder();
        selectQuery.append(
                "select consumernumber, propertyid, username, mobileno, address, donation_demand, donation_coll, donation_balance");
        fromQuery = new StringBuilder(" from egwtr_mv_donation_dcb_view ");
        whereQuery.append(" where donation_demand is not null ");

        if (chargesDCBReportSearch.getFromDate() != null)
            whereQuery.append(" and applicationdate >=:fromDate");
        if (chargesDCBReportSearch.getToDate() != null)
            whereQuery.append(" and applicationdate <=:toDate");
        if (chargesDCBReportSearch.getFromAmount() != null
                && !chargesDCBReportSearch.getFromAmount().equals(BigDecimal.ZERO))
            whereQuery.append(" and donation_demand >=:fromAmount");
        if (chargesDCBReportSearch.getToAmount() != null
                && !chargesDCBReportSearch.getToAmount().equals(BigDecimal.ZERO))
            whereQuery.append(" and donation_demand <=:toAmount ");
        if (chargesDCBReportSearch.getPendingForPaymentOnly() != null
                && chargesDCBReportSearch.getPendingForPaymentOnly())
            whereQuery.append(" and (donation_demand-donation_coll) >0 ");
        else
            whereQuery.append(" and (donation_demand-donation_coll) >=0 ");
        selectQuery = selectQuery.append(fromQuery).append(whereQuery);
        final SQLQuery sqlQuery = entityManager.unwrap(Session.class).createSQLQuery(selectQuery.toString());
        if (chargesDCBReportSearch.getFromDate() != null)
            sqlQuery.setParameter("fromDate", chargesDCBReportSearch.getFromDate());
        if (chargesDCBReportSearch.getToDate() != null)
            sqlQuery.setParameter("toDate", DateUtils.endOfDay(chargesDCBReportSearch.getToDate()));
        if (chargesDCBReportSearch.getFromAmount() != null
                && !chargesDCBReportSearch.getFromAmount().equals(BigDecimal.ZERO))
            sqlQuery.setParameter("fromAmount", chargesDCBReportSearch.getFromAmount());
        if (chargesDCBReportSearch.getToAmount() != null
                && !chargesDCBReportSearch.getToAmount().equals(BigDecimal.ZERO))
            sqlQuery.setParameter("toAmount", chargesDCBReportSearch.getToAmount());
        return getResultList(sqlQuery.list());
    }

    public List<DonationChargesDCBReportSearch> getResultList(final List<Object[]> objectList) {
        final List<DonationChargesDCBReportSearch> resultList = new ArrayList<>();
        for (final Object[] object : objectList) {
            final DonationChargesDCBReportSearch dcbObject = new DonationChargesDCBReportSearch();
            if (object[0] != null)
                dcbObject.setConsumerCode(object[0].toString());
            if (object[1] != null)
                dcbObject.setAssessmentNumber(object[1].toString());
            if (object[2] != null)
                dcbObject.setOwnerName(object[2].toString());
            if (object[3] != null)
                dcbObject.setMobileNumber(object[3].toString());
            if (object[4] != null)
                dcbObject.setPropertyAddress(object[4].toString());
            if (object[5] != null)
                dcbObject.setTotalDonationAmount(new BigDecimal(object[5].toString()));
            if (object[6] != null)
                dcbObject.setPaidDonationAmount(new BigDecimal(object[6].toString()));
            if (object[7] != null)
                dcbObject.setBalanceDonationAmount(new BigDecimal(object[7].toString()));
            resultList.add(dcbObject);
        }
        return resultList;
    }

    public List<DCBReportResult> prepareResult(final List<Object[]> objectList, final String mode) {
        final List<DCBReportResult> resultList = new ArrayList<>();
        for (final Object[] object : objectList) {
            DCBReportResult resultObj = new DCBReportResult();
            resultObj = prepareQueryResult(resultObj, object, mode);
            if (object[3] != null)
                resultObj.setArrDemand(BigInteger.valueOf(Long.valueOf(object[3].toString())));
            if (object[4] != null)
                resultObj.setCurrDemand(BigInteger.valueOf(Long.valueOf(object[4].toString())));
            if (object[5] != null)
                resultObj.setArrColl(BigInteger.valueOf(Long.valueOf(object[5].toString())));
            if (object[6] != null)
                resultObj.setCurrColl(BigInteger.valueOf(Long.valueOf(object[6].toString())));
            if (object[7] != null)
                resultObj.setArrBalance(BigInteger.valueOf(Long.valueOf(object[7].toString())));
            if (object[8] != null)
                resultObj.setCurrBalance(BigInteger.valueOf(Long.valueOf(object[8].toString())));
            resultList.add(resultObj);
        }
        return resultList;
    }

    public DCBReportResult prepareQueryResult(final DCBReportResult resultObj, final Object[] object,
            final String mode) {
        if (LOCALITYWISE.equalsIgnoreCase(mode))
            return prepareLocalityWiseResult(resultObj, object);
        else if (PROPERTY.equalsIgnoreCase(mode)) {
            if (object[0] != null)
                resultObj.setHscNo(object[0].toString());
            if (object[1] != null)
                resultObj.setPropertyId(object[1].toString());
            if (object[2] != null)
                resultObj.setUserName(object[2].toString());
        } else {
            if (object[0] != null)
                resultObj.setWardId(Integer.parseInt(object[0].toString()));
            if (object[1] != null)
                resultObj.setBoundaryName(object[1].toString());
            if (object[2] != null)
                resultObj.setCountOfConsumerNo(BigInteger.valueOf(Long.valueOf(object[2].toString())));
        }
        return resultObj;
    }

    public DCBReportResult prepareLocalityWiseResult(final DCBReportResult reportResult, final Object... obj) {
        if (obj[0] != null)
            reportResult.setLocality(Integer.parseInt(obj[0].toString()));
        if (obj[1] != null)
            reportResult.setBoundaryName(obj[1].toString());
        if (obj[2] != null)
            reportResult.setCountOfConsumerNo(BigInteger.valueOf(Long.valueOf(obj[2].toString())));
        return reportResult;
    }

}