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 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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package org.ofbiz.accounting;

import java.math.BigDecimal;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.ofbiz.base.util.Debug;
import org.ofbiz.base.util.UtilDateTime;
import org.ofbiz.base.util.UtilHttp;
import org.ofbiz.base.util.UtilMisc;
import org.ofbiz.base.util.UtilValidate;
import org.ofbiz.entity.Delegator;
import org.ofbiz.entity.GenericEntityException;
import org.ofbiz.entity.GenericValue;
import org.ofbiz.service.GenericServiceException;
import org.ofbiz.service.LocalDispatcher;
import org.ofbiz.service.ServiceUtil;

public class GlEvents {

public static final String module = GlEvents.class.getName();
public static String createReconcileAccount(HttpServletRequest request, HttpServletResponse response) {
    LocalDispatcher dispatcher = (LocalDispatcher) request.getAttribute("dispatcher");
    final Delegator delegator = (Delegator)request.getAttribute("delegator");
    GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
    Map<String, Object> ctx = UtilHttp.getParameterMap(request);
    String acctgTransId;
    String acctgTransEntrySeqId;
    String glAccountId = null;
    String organizationPartyId = null;
    BigDecimal reconciledBalance = BigDecimal.ZERO;
    boolean isSelected;
    String debitCreditFlag;
    // The number of multi form rows is retrieved
    int rowCount = UtilHttp.getMultiFormRowCount(ctx);
    for (int i = 0; i < rowCount; i++) {  //for calculating amount per glAccountId
        String suffix = UtilHttp.MULTI_ROW_DELIMITER + i;
        isSelected = (ctx.containsKey("_rowSubmit" + suffix) && "Y".equalsIgnoreCase((String)ctx.get("_rowSubmit" + suffix)));
        if (!isSelected) {
            continue;
        }
        acctgTransId = (String) ctx.get("acctgTransId" + suffix);
        acctgTransEntrySeqId = (String) ctx.get("acctgTransEntrySeqId" + suffix);
        organizationPartyId = (String) ctx.get("organizationPartyId" + suffix);
        glAccountId = (String) ctx.get("glAccountId" + suffix);
        try {
            GenericValue acctgTransEntry = delegator.findOne("AcctgTransEntry", UtilMisc.toMap("acctgTransId", acctgTransId, "acctgTransEntrySeqId", acctgTransEntrySeqId), false);
            if (UtilValidate.isNotEmpty(acctgTransEntry)) {
                //calculate amount for each AcctgTransEntry according to glAccountId based on debit and credit
                debitCreditFlag = acctgTransEntry.getString("debitCreditFlag");
                if ("D".equalsIgnoreCase(debitCreditFlag)) {
                    reconciledBalance = reconciledBalance.add(acctgTransEntry.getBigDecimal("amount"));  //total balance per glAccountId
                } else {
                    reconciledBalance = reconciledBalance.subtract(acctgTransEntry.getBigDecimal("amount"));  //total balance per glAccountId
                }
            }
        } catch (GenericEntityException e) {
            Debug.logError(e, module);
            return "error";
        }

    }
    Map<String, Object> fieldMap = UtilMisc.toMap("glReconciliationName", "Reconciliation at date " + UtilDateTime.nowTimestamp(), "glAccountId", glAccountId, "organizationPartyId", organizationPartyId, "reconciledDate", UtilDateTime.nowTimestamp(), "reconciledBalance", reconciledBalance, "userLogin", userLogin);
    Map<String, Object> glReconResult = null;
    try {
        glReconResult = dispatcher.runSync("createGlReconciliation", fieldMap); //create GlReconciliation for the glAccountId
        if (ServiceUtil.isError(glReconResult)) {
            return "error";
         }
    } catch (GenericServiceException e) {
        Debug.logError(e, module);
        return "error";
    }
    String glReconciliationId = (String) glReconResult.get("glReconciliationId");
    String reconciledAmount;
    for (int i = 0; i < rowCount; i++) {
        String suffix = UtilHttp.MULTI_ROW_DELIMITER + i;
        isSelected = (ctx.containsKey("_rowSubmit" + suffix) && "Y".equalsIgnoreCase((String)ctx.get("_rowSubmit" + suffix)));
        if (!isSelected) {
            continue;
        }
        acctgTransId = (String) ctx.get("acctgTransId" + suffix);
        acctgTransEntrySeqId = (String) ctx.get("acctgTransEntrySeqId" + suffix);
        try {
            GenericValue acctgTransEntry = delegator.findOne("AcctgTransEntry", UtilMisc.toMap("acctgTransId", acctgTransId, "acctgTransEntrySeqId", acctgTransEntrySeqId), false);
            if (UtilValidate.isNotEmpty(acctgTransEntry)) {
                reconciledAmount = acctgTransEntry.getString("amount");
                acctgTransId = acctgTransEntry.getString("acctgTransId");
                acctgTransEntrySeqId = acctgTransEntry.getString("acctgTransEntrySeqId");
                Map<String, Object> glReconEntryMap = UtilMisc.toMap("glReconciliationId", glReconciliationId, "acctgTransId", acctgTransId, "acctgTransEntrySeqId", acctgTransEntrySeqId, "reconciledAmount", reconciledAmount, "userLogin", userLogin);
                Map<String, Object> glReconEntryResult = null;
                try {
                    glReconEntryResult = dispatcher.runSync("createGlReconciliationEntry", glReconEntryMap);
                    if (ServiceUtil.isError(glReconEntryResult)) {
                        return "error";
                    }
                } catch (GenericServiceException e) {
                    Debug.logError(e, module);
                    return "error";
                }
            }
        } catch (GenericEntityException e) {
            Debug.logError(e, module);
            return "error";
        }
    }
    ctx.put("glReconciliationId", glReconciliationId);
    request.setAttribute("glReconciliationId", glReconciliationId);
    return "success";
  }
}