001    /*
002     * Copyright 2011 The Kuali Foundation.
003     * 
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     * 
008     * http://www.opensource.org/licenses/ecl2.php
009     * 
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.kfs.module.ar.document.service.impl;
017    
018    import java.math.BigDecimal;
019    import java.util.Collection;
020    import java.util.HashMap;
021    import java.util.List;
022    import java.util.Map;
023    
024    import org.kuali.kfs.module.ar.businessobject.CustomerCreditMemoDetail;
025    import org.kuali.kfs.module.ar.businessobject.CustomerInvoiceDetail;
026    import org.kuali.kfs.module.ar.businessobject.InvoicePaidApplied;
027    import org.kuali.kfs.module.ar.document.CustomerCreditMemoDocument;
028    import org.kuali.kfs.module.ar.document.CustomerInvoiceDocument;
029    import org.kuali.kfs.module.ar.document.service.AccountsReceivableTaxService;
030    import org.kuali.kfs.module.ar.document.service.CustomerCreditMemoDocumentService;
031    import org.kuali.kfs.module.ar.document.service.InvoicePaidAppliedService;
032    import org.kuali.kfs.sys.context.SpringContext;
033    import org.kuali.kfs.sys.service.UniversityDateService;
034    import org.kuali.rice.kew.exception.WorkflowException;
035    import org.kuali.rice.kns.service.BusinessObjectService;
036    import org.kuali.rice.kns.service.DateTimeService;
037    import org.kuali.rice.kns.service.DocumentService;
038    import org.kuali.rice.kns.util.KualiDecimal;
039    import org.kuali.rice.kns.util.ObjectUtils;
040    
041    public class CustomerCreditMemoDocumentServiceImpl implements CustomerCreditMemoDocumentService {
042    
043        private DocumentService documentService;
044        private InvoicePaidAppliedService<CustomerInvoiceDetail> paidAppliedService;
045        private UniversityDateService universityDateService;
046        private BusinessObjectService businessObjectService;
047        private DateTimeService dateTimeService;
048        
049        public void completeCustomerCreditMemo(CustomerCreditMemoDocument creditMemo) {
050            
051            //  retrieve the document and make sure its not already closed, crash if so 
052            String invoiceNumber = creditMemo.getFinancialDocumentReferenceInvoiceNumber();
053            CustomerInvoiceDocument invoice;
054            try {
055                 invoice = (CustomerInvoiceDocument) documentService.getByDocumentHeaderId(invoiceNumber);
056            }
057            catch (WorkflowException e) {
058                throw new RuntimeException("A WorkflowException was generated when trying to load Customer Invoice #" + invoiceNumber + ".", e);
059            }
060            if (!invoice.isOpenInvoiceIndicator()) {
061                throw new UnsupportedOperationException("The CreditMemo Document #" + creditMemo.getDocumentNumber() + " attempted to credit " + 
062                        "an Invoice [#" + invoiceNumber + "] that was already closed.  This is not supported.");
063            }
064            
065            // this needs a little explanation.  we have to calculate manually 
066            // whether we've written off the whole thing, because the regular 
067            // code uses the invoice paid applieds to discount, but since those 
068            // are added but not committed in this transaction, they're also not 
069            // visible in this transaction, so we do it manually.
070            KualiDecimal openAmount = invoice.getOpenAmount();
071    
072            Integer paidAppliedItemNumber = 0;
073            
074            //  retrieve the customer invoice details, and generate paid applieds for each 
075            List<CustomerCreditMemoDetail> details = creditMemo.getCreditMemoDetails();
076            for (CustomerCreditMemoDetail detail : details) {
077                CustomerInvoiceDetail invoiceDetail = detail.getCustomerInvoiceDetail();
078                
079                //   if credit amount is zero, do nothing
080                if (detail.getCreditMemoLineTotalAmount().isZero()) {
081                    continue;
082                }
083                
084                //  if credit amount is greater than the open amount, crash and complain
085                if (detail.getCreditMemoLineTotalAmount().abs().isGreaterThan(invoiceDetail.getAmountOpen())) {
086                    throw new UnsupportedOperationException("The credit detail for CreditMemo Document #" + creditMemo.getDocumentNumber() + " attempted " +
087                            "to credit more than the Open Amount on the Invoice Detail.  This is not supported.");
088                }
089                
090                //  retrieve the number of current paid applieds, so we dont have item number overlap
091                if (paidAppliedItemNumber == 0) {
092                    paidAppliedItemNumber = paidAppliedService.getNumberOfInvoicePaidAppliedsForInvoiceDetail(invoiceNumber, 
093                            invoiceDetail.getInvoiceItemNumber());
094                }
095                
096                
097                //  create and save the paidApplied
098                InvoicePaidApplied invoicePaidApplied = new InvoicePaidApplied();
099                invoicePaidApplied.setDocumentNumber(creditMemo.getDocumentNumber());
100                invoicePaidApplied.setPaidAppliedItemNumber(paidAppliedItemNumber++);
101                invoicePaidApplied.setFinancialDocumentReferenceInvoiceNumber(invoiceNumber);
102                invoicePaidApplied.setInvoiceItemNumber(invoiceDetail.getInvoiceItemNumber());
103                invoicePaidApplied.setUniversityFiscalYear(universityDateService.getCurrentFiscalYear());
104                invoicePaidApplied.setUniversityFiscalPeriodCode(universityDateService.getCurrentUniversityDate().getUniversityFiscalAccountingPeriod());
105                invoicePaidApplied.setInvoiceItemAppliedAmount(detail.getCreditMemoLineTotalAmount().abs());
106                openAmount = openAmount.subtract(detail.getCreditMemoLineTotalAmount().abs());
107                businessObjectService.save(invoicePaidApplied);
108           }
109            
110           //   if its open, but now with a zero openamount, then close it
111           if (invoice.isOpenInvoiceIndicator() && KualiDecimal.ZERO.equals(openAmount)) {
112               invoice.setOpenInvoiceIndicator(false);
113               invoice.setClosedDate(dateTimeService.getCurrentSqlDate());
114               documentService.updateDocument(invoice);
115           }
116        }
117        
118        public void recalculateCustomerCreditMemoDocument(CustomerCreditMemoDocument customerCreditMemoDocument, boolean blanketApproveDocumentEventFlag) {
119            KualiDecimal customerCreditMemoDetailItemAmount;
120            BigDecimal itemQuantity;
121            
122            String invDocumentNumber = customerCreditMemoDocument.getFinancialDocumentReferenceInvoiceNumber();
123            List<CustomerCreditMemoDetail> customerCreditMemoDetails = customerCreditMemoDocument.getCreditMemoDetails();
124            
125            if (!blanketApproveDocumentEventFlag)
126                customerCreditMemoDocument.resetTotals();
127            
128            for (CustomerCreditMemoDetail customerCreditMemoDetail:customerCreditMemoDetails) {
129                // no data entered for the current credit memo detail -> no processing needed
130                itemQuantity = customerCreditMemoDetail.getCreditMemoItemQuantity();
131                customerCreditMemoDetailItemAmount = customerCreditMemoDetail.getCreditMemoItemTotalAmount();
132                if (ObjectUtils.isNull(itemQuantity) && ObjectUtils.isNull(customerCreditMemoDetailItemAmount)) {
133                    if (!blanketApproveDocumentEventFlag)
134                        customerCreditMemoDetail.setDuplicateCreditMemoItemTotalAmount(null);
135                    continue;
136                }
137                
138                // if item amount was entered, it takes precedence, if not, use the item quantity to re-calc amount
139                if (ObjectUtils.isNotNull(customerCreditMemoDetailItemAmount)) {
140                    customerCreditMemoDetail.recalculateBasedOnEnteredItemAmount(customerCreditMemoDocument);
141                } // if item quantity was entered
142                else {
143                    customerCreditMemoDetail.recalculateBasedOnEnteredItemQty(customerCreditMemoDocument);
144                    if (!blanketApproveDocumentEventFlag)
145                        customerCreditMemoDetailItemAmount = customerCreditMemoDetail.getCreditMemoItemTotalAmount();
146                }
147                
148                if (!blanketApproveDocumentEventFlag) {
149                    customerCreditMemoDetail.setDuplicateCreditMemoItemTotalAmount(customerCreditMemoDetailItemAmount);
150                    boolean isCustomerInvoiceDetailTaxable = SpringContext.getBean(AccountsReceivableTaxService.class).isCustomerInvoiceDetailTaxable(customerCreditMemoDocument.getInvoice(), customerCreditMemoDetail.getCustomerInvoiceDetail());
151                    customerCreditMemoDocument.recalculateTotals(customerCreditMemoDetailItemAmount,isCustomerInvoiceDetailTaxable);
152                }
153            }
154            
155            //  force the docHeader docTotal
156            customerCreditMemoDocument.getDocumentHeader().setFinancialDocumentTotalAmount(customerCreditMemoDocument.getCrmTotalAmount());
157        }
158    
159        public Collection<CustomerCreditMemoDocument> getCustomerCreditMemoDocumentByInvoiceDocument(String invoiceNumber) {
160            Map<String, String> fieldValues = new HashMap<String, String>();
161            fieldValues.put("financialDocumentReferenceInvoiceNumber", invoiceNumber);
162            BusinessObjectService service = SpringContext.getBean(BusinessObjectService.class);
163            
164            Collection<CustomerCreditMemoDocument> creditMemos = 
165                service.findMatching(CustomerCreditMemoDocument.class, fieldValues);
166            
167            return creditMemos;
168        }
169    
170        public boolean isThereNoDataToSubmit(CustomerCreditMemoDocument customerCreditMemoDocument) {
171            boolean success = true;
172            KualiDecimal customerCreditMemoDetailItemAmount;
173            BigDecimal itemQuantity;
174            List<CustomerCreditMemoDetail> customerCreditMemoDetails = customerCreditMemoDocument.getCreditMemoDetails();
175    
176            for (CustomerCreditMemoDetail customerCreditMemoDetail:customerCreditMemoDetails) {
177                // no data entered for the current credit memo detail -> no processing needed
178                itemQuantity = customerCreditMemoDetail.getCreditMemoItemQuantity();
179                customerCreditMemoDetailItemAmount = customerCreditMemoDetail.getCreditMemoItemTotalAmount();
180                if (ObjectUtils.isNotNull(itemQuantity) || ObjectUtils.isNotNull(customerCreditMemoDetailItemAmount)) {
181                    success = false;
182                    break;
183                }
184            }
185            return success;
186        }
187    
188        public void setDocumentService(DocumentService documentService) {
189            this.documentService = documentService;
190        }
191    
192        public void setPaidAppliedService(InvoicePaidAppliedService<CustomerInvoiceDetail> paidAppliedService) {
193            this.paidAppliedService = paidAppliedService;
194        }
195    
196        public void setUniversityDateService(UniversityDateService universityDateService) {
197            this.universityDateService = universityDateService;
198        }
199    
200        public void setBusinessObjectService(BusinessObjectService businessObjectService) {
201            this.businessObjectService = businessObjectService;
202        }
203    
204        public void setDateTimeService(DateTimeService dateTimeService) {
205            this.dateTimeService = dateTimeService;
206        }
207        
208    }