001    /**
002     * Copyright 2004-2013 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.hr.time.timeblock.service;
017    
018    import java.math.BigDecimal;
019    import java.sql.Date;
020    import java.sql.Timestamp;
021    import java.util.ArrayList;
022    import java.util.List;
023    
024    import org.apache.commons.lang.StringUtils;
025    import org.apache.log4j.Logger;
026    import org.joda.time.DateTime;
027    import org.joda.time.DateTimeConstants;
028    import org.joda.time.DateTimeZone;
029    import org.joda.time.Interval;
030    import org.kuali.hr.job.Job;
031    import org.kuali.hr.lm.earncodesec.EarnCodeSecurity;
032    import org.kuali.hr.time.assignment.Assignment;
033    import org.kuali.hr.time.earncode.EarnCode;
034    import org.kuali.hr.time.paytype.PayType;
035    import org.kuali.hr.time.service.base.TkServiceLocator;
036    import org.kuali.hr.time.timeblock.TimeBlock;
037    import org.kuali.hr.time.timeblock.TimeBlockHistory;
038    import org.kuali.hr.time.timeblock.TimeHourDetail;
039    import org.kuali.hr.time.timeblock.dao.TimeBlockDao;
040    import org.kuali.hr.time.timesheet.TimesheetDocument;
041    import org.kuali.hr.time.util.TKContext;
042    import org.kuali.hr.time.util.TKUser;
043    import org.kuali.hr.time.util.TKUtils;
044    import org.kuali.hr.time.util.TkConstants;
045    import org.kuali.rice.krad.service.KRADServiceLocator;
046    import org.kuali.rice.krad.util.GlobalVariables;
047    
048    public class TimeBlockServiceImpl implements TimeBlockService {
049    
050        private static final Logger LOG = Logger.getLogger(TimeBlockServiceImpl.class);
051        private TimeBlockDao timeBlockDao;
052    
053        public void setTimeBlockDao(TimeBlockDao timeBlockDao) {
054            this.timeBlockDao = timeBlockDao;
055        }
056    
057        //This function is used to build timeblocks that span days
058        public List<TimeBlock> buildTimeBlocksSpanDates(Assignment assignment, String earnCode, TimesheetDocument timesheetDocument,
059                                                        Timestamp beginTimestamp, Timestamp endTimestamp, BigDecimal hours, BigDecimal amount, 
060                                                        Boolean isClockLogCreated, Boolean isLunchDeleted, String spanningWeeks, String userPrincipalId) {
061            DateTimeZone zone = TkServiceLocator.getTimezoneService().getUserTimezoneWithFallback();
062            DateTime beginDt = new DateTime(beginTimestamp.getTime(), zone);
063            DateTime endDt = beginDt.toLocalDate().toDateTime((new DateTime(endTimestamp.getTime(), zone)).toLocalTime(), zone);
064            if (endDt.isBefore(beginDt)) endDt = endDt.plusDays(1);
065            
066            List<Interval> dayInt = TKUtils.getDaySpanForCalendarEntry(timesheetDocument.getCalendarEntry());
067            TimeBlock firstTimeBlock = new TimeBlock();
068            List<TimeBlock> lstTimeBlocks = new ArrayList<TimeBlock>();
069            for (Interval dayIn : dayInt) {
070                if (dayIn.contains(beginDt)) {
071                    if (dayIn.contains(endDt) || dayIn.getEnd().equals(endDt)) {
072                            // KPME-1446 if "Include weekends" check box is checked, don't add Sat and Sun to the timeblock list
073                            if (StringUtils.isEmpty(spanningWeeks) && 
074                                    (dayIn.getStart().getDayOfWeek() == DateTimeConstants.SATURDAY ||dayIn.getStart().getDayOfWeek() == DateTimeConstants.SUNDAY)) {
075                                    // do nothing
076                            } else {
077                            firstTimeBlock = createTimeBlock(timesheetDocument, beginTimestamp, new Timestamp(endDt.getMillis()), assignment, earnCode, hours, amount, false, isLunchDeleted, userPrincipalId);
078                            lstTimeBlocks.add(firstTimeBlock);                              
079                            }
080                    } else {
081                        //TODO move this to prerule validation
082                        //throw validation error if this case met error
083                    }
084                }
085            }
086    
087            DateTime endTime = new DateTime(endTimestamp.getTime(), zone);
088            DateTime endOfFirstDay = new DateTime(firstTimeBlock.getEndTimestamp(), zone);
089            long diffInMillis = endOfFirstDay.minus(beginDt.getMillis()).getMillis();
090            DateTime currTime = beginDt.plusDays(1);
091            while (currTime.isBefore(endTime) || currTime.isEqual(endTime)) {
092                    // KPME-1446 if "Include weekends" check box is checked, don't add Sat and Sun to the timeblock list
093                    if (StringUtils.isEmpty(spanningWeeks) && 
094                            (currTime.getDayOfWeek() == DateTimeConstants.SATURDAY || currTime.getDayOfWeek() == DateTimeConstants.SUNDAY)) {
095                            // do nothing
096                    } else {
097                        Timestamp begin = new Timestamp(currTime.getMillis());
098                        Timestamp end = new Timestamp((currTime.plus(diffInMillis).getMillis()));
099                        TimeBlock tb = createTimeBlock(timesheetDocument, begin, end, assignment, earnCode, hours, amount, false, isLunchDeleted, userPrincipalId);
100                        lstTimeBlocks.add(tb);
101                    }
102                    currTime = currTime.plusDays(1);
103            }
104            return lstTimeBlocks;
105        }
106    
107    
108        public List<TimeBlock> buildTimeBlocks(Assignment assignment, String earnCode, TimesheetDocument timesheetDocument,
109                                               Timestamp beginTimestamp, Timestamp endTimestamp, BigDecimal hours, BigDecimal amount, 
110                                               Boolean isClockLogCreated, Boolean isLunchDeleted, String userPrincipalId) {
111    
112            //Create 1 or many timeblocks if the span of timeblocks exceed more than one
113            //day that is determined by pay period day(24 hrs + period begin date)
114            Interval firstDay = null;
115            List<Interval> dayIntervals = TKUtils.getDaySpanForCalendarEntry(timesheetDocument.getCalendarEntry());
116            List<TimeBlock> lstTimeBlocks = new ArrayList<TimeBlock>();
117            Timestamp beginTemp = beginTimestamp;
118    
119            for (Interval dayInt : dayIntervals) {
120                    // the time period spans more than one day
121                if (firstDay != null) {
122                    if(!dayInt.contains(endTimestamp.getTime())){
123                            beginTemp = new Timestamp(dayInt.getStartMillis());
124                    } else if((dayInt.getStartMillis() - endTimestamp.getTime()) != 0){
125                            TimeBlock tb = createTimeBlock(timesheetDocument, new Timestamp(dayInt.getStartMillis()), endTimestamp, assignment, earnCode, hours, amount, isClockLogCreated, isLunchDeleted, userPrincipalId);
126                            lstTimeBlocks.add(tb);
127                            break;
128                    }                       
129                }
130                if (dayInt.contains(beginTemp.getTime())) {
131                    firstDay = dayInt;
132                    // KPME-361
133                    // added a condition to handle the time block which ends at 12a, e.g. a 10p-12a timeblock
134                    // this is the same fix as TkTimeBlockAggregate
135                    if (dayInt.contains(endTimestamp.getTime()) || (endTimestamp.getTime() == dayInt.getEnd().getMillis())) {
136                        //create one timeblock if contained in one day interval
137                            TimeBlock tb = createTimeBlock(timesheetDocument, beginTemp, endTimestamp, assignment, earnCode, hours, amount, isClockLogCreated, isLunchDeleted, userPrincipalId);
138                        tb.setBeginTimestamp(beginTemp);
139                        tb.setEndTimestamp(endTimestamp);
140                        lstTimeBlocks.add(tb);
141                        break;
142                    } else {
143                        // create a timeblock that wraps the 24 hr day
144                            TimeBlock tb = createTimeBlock(timesheetDocument, beginTemp, new Timestamp(dayInt.getEndMillis()), assignment, earnCode, hours, amount, isClockLogCreated, isLunchDeleted, userPrincipalId);
145                        tb.setBeginTimestamp(beginTemp);
146                        tb.setEndTimestamp(new Timestamp(firstDay.getEndMillis()));
147                        lstTimeBlocks.add(tb);
148                    }
149                }
150            }
151            return lstTimeBlocks;
152        }
153    
154        public void saveTimeBlocks(List<TimeBlock> oldTimeBlocks, List<TimeBlock> newTimeBlocks, String userPrincipalId) {
155            List<TimeBlock> alteredTimeBlocks = new ArrayList<TimeBlock>();
156            for (TimeBlock tb : newTimeBlocks) {
157                boolean persist = true;
158                for (TimeBlock tbOld : oldTimeBlocks) {
159                    if (tb.equals(tbOld)) {
160                        persist = false;
161                        break;
162                    }
163                }
164                if (persist) {
165                    alteredTimeBlocks.add(tb);
166                }
167            }
168            
169            for (TimeBlock timeBlock : alteredTimeBlocks) {
170                TkServiceLocator.getTimeHourDetailService().removeTimeHourDetails(timeBlock.getTkTimeBlockId());
171                timeBlock.setUserPrincipalId(userPrincipalId);
172            }
173            
174            List<TimeBlock> savedTimeBlocks = (List<TimeBlock>) KRADServiceLocator.getBusinessObjectService().save(alteredTimeBlocks);
175            
176            for (TimeBlock timeBlock : savedTimeBlocks) {
177                timeBlock.setTimeBlockHistories(createTimeBlockHistories(timeBlock, TkConstants.ACTIONS.ADD_TIME_BLOCK));
178                KRADServiceLocator.getBusinessObjectService().save(timeBlock.getTimeBlockHistories());
179            }
180        }
181    
182        public void saveTimeBlocks(List<TimeBlock> tbList) {
183                     for (TimeBlock tb : tbList) {
184                     TkServiceLocator.getTimeHourDetailService().removeTimeHourDetails(tb.getTkTimeBlockId());
185                     timeBlockDao.saveOrUpdate(tb);
186                     for(TimeBlockHistory tbh : tb.getTimeBlockHistories()){
187                             TkServiceLocator.getTimeBlockHistoryService().saveTimeBlockHistory(tbh);
188                     }
189                 }
190        }
191        
192        public void updateTimeBlock(TimeBlock tb) {
193                     timeBlockDao.saveOrUpdate(tb);
194        }
195    
196    
197        public TimeBlock createTimeBlock(TimesheetDocument timesheetDocument, Timestamp beginTime, Timestamp endTime, Assignment assignment, String earnCode, BigDecimal hours, BigDecimal amount, Boolean clockLogCreated, Boolean lunchDeleted, String userPrincipalId) {
198            DateTimeZone timezone = TkServiceLocator.getTimezoneService().getUserTimezoneWithFallback();
199            EarnCode earnCodeObj = TkServiceLocator.getEarnCodeService().getEarnCode(earnCode, timesheetDocument.getAsOfDate());
200    
201            TimeBlock tb = new TimeBlock();
202            tb.setDocumentId(timesheetDocument.getDocumentHeader().getDocumentId());
203            tb.setPrincipalId(timesheetDocument.getPrincipalId());
204            tb.setJobNumber(assignment.getJobNumber());
205            tb.setWorkArea(assignment.getWorkArea());
206            tb.setTask(assignment.getTask());
207            tb.setEarnCode(earnCode);
208            tb.setBeginTimestamp(beginTime);
209            tb.setBeginTimestampTimezone(timezone.getID());
210            tb.setEndTimestamp(endTime);
211            tb.setEndTimestampTimezone(timezone.getID());
212            tb.setBeginTimeDisplay(new DateTime(tb.getBeginTimestamp(), timezone));
213            tb.setEndTimeDisplay(new DateTime(tb.getEndTimestamp(), timezone));
214            // only calculate the hours from the time fields if the passed in hour is zero
215            if(hours == null || hours.compareTo(BigDecimal.ZERO) == 0) {
216                    hours = TKUtils.getHoursBetween(beginTime.getTime(), endTime.getTime());
217            }
218            tb.setAmount(amount);
219            //If earn code has an inflate min hours check if it is greater than zero
220            //and compare if the hours specified is less than min hours awarded for this
221            //earn code
222            if (earnCodeObj.getInflateMinHours() != null) {
223                if ((earnCodeObj.getInflateMinHours().compareTo(BigDecimal.ZERO) != 0) &&
224                        earnCodeObj.getInflateMinHours().compareTo(hours) > 0) {
225                    hours = earnCodeObj.getInflateMinHours();
226                }
227            }
228            //If earn code has an inflate factor multiple hours specified by the factor
229            if (earnCodeObj.getInflateFactor() != null) {
230                if ((earnCodeObj.getInflateFactor().compareTo(new BigDecimal(1.0)) != 0)
231                            && (earnCodeObj.getInflateFactor().compareTo(BigDecimal.ZERO)!= 0) ) {
232                    hours = earnCodeObj.getInflateFactor().multiply(hours, TkConstants.MATH_CONTEXT).setScale(TkConstants.BIG_DECIMAL_SCALE);
233                }
234            }
235    
236            tb.setEarnCodeType(earnCodeObj.getEarnCodeType());
237            tb.setHours(hours);
238            tb.setClockLogCreated(clockLogCreated);
239            tb.setUserPrincipalId(userPrincipalId);
240            tb.setTimestamp(new Timestamp(System.currentTimeMillis()));
241            tb.setLunchDeleted(lunchDeleted);
242    
243            tb.setTimeHourDetails(this.createTimeHourDetails(tb.getEarnCode(), tb.getHours(), tb.getAmount(), tb.getTkTimeBlockId()));
244    
245            return tb;
246        }
247    
248        public TimeBlock getTimeBlock(String tkTimeBlockId) {
249            return timeBlockDao.getTimeBlock(tkTimeBlockId);
250        }
251    
252        @Override
253        public void deleteTimeBlock(TimeBlock timeBlock) {
254            timeBlockDao.deleteTimeBlock(timeBlock);
255    
256        }
257    
258        public void resetTimeHourDetail(List<TimeBlock> origTimeBlocks) {
259            for (TimeBlock tb : origTimeBlocks) {
260                tb.setTimeHourDetails(createTimeHourDetails(tb.getEarnCode(), tb.getHours(), tb.getAmount(), tb.getTkTimeBlockId()));
261                //reset time block history details
262                for(TimeBlockHistory tbh : tb.getTimeBlockHistories()) {
263                    TkServiceLocator.getTimeBlockHistoryService().addTimeBlockHistoryDetails(tbh,tb);
264                }
265            }
266        }
267    
268        private List<TimeHourDetail> createTimeHourDetails(String earnCode, BigDecimal hours, BigDecimal amount, String timeBlockId) {
269            List<TimeHourDetail> timeHourDetails = new ArrayList<TimeHourDetail>();
270    
271            TimeHourDetail timeHourDetail = new TimeHourDetail();
272            timeHourDetail.setEarnCode(earnCode);
273            timeHourDetail.setHours(hours);
274            timeHourDetail.setAmount(amount);
275            timeHourDetail.setTkTimeBlockId(timeBlockId);
276            timeHourDetails.add(timeHourDetail);
277    
278            return timeHourDetails;
279        }
280    
281        public List<TimeBlockHistory> createTimeBlockHistories(TimeBlock tb, String actionHistory) {
282            List<TimeBlockHistory> tbhs = new ArrayList<TimeBlockHistory>();
283    
284            TimeBlockHistory tbh = new TimeBlockHistory(tb);
285            tbh.setActionHistory(actionHistory);
286            // add time block history details to this time block history
287            TkServiceLocator.getTimeBlockHistoryService().addTimeBlockHistoryDetails(tbh, tb);
288            
289            tbhs.add(tbh);
290    
291            return tbhs;
292        }
293        
294        // This method now translates time based on timezone settings.
295        //
296        public List<TimeBlock> getTimeBlocks(String documentId) {
297            List<TimeBlock> timeBlocks = timeBlockDao.getTimeBlocks(documentId);
298            TkServiceLocator.getTimezoneService().translateForTimezone(timeBlocks);
299            for(TimeBlock tb : timeBlocks) {
300                String earnCodeType = TkServiceLocator.getEarnCodeService().getEarnCodeType(tb.getEarnCode(), new java.sql.Date(tb.getBeginTimestamp().getTime()));
301                tb.setEarnCodeType(earnCodeType);
302            }
303    
304            return timeBlocks;
305        }
306    
307        public List<TimeBlock> getTimeBlocksForAssignment(Assignment assign) {
308            List<TimeBlock> timeBlocks = new ArrayList<TimeBlock>();
309            if(assign != null) {
310                    timeBlocks = timeBlockDao.getTimeBlocksForAssignment(assign);
311            }
312            TkServiceLocator.getTimezoneService().translateForTimezone(timeBlocks);
313             for(TimeBlock tb : timeBlocks) {
314                 String earnCodeType = TkServiceLocator.getEarnCodeService().getEarnCodeType(tb.getEarnCode(), new java.sql.Date(tb.getBeginTimestamp().getTime()));
315                 tb.setEarnCodeType(earnCodeType);
316             }
317            return timeBlocks;
318        }
319    
320    
321            @Override
322            public void deleteTimeBlocksAssociatedWithDocumentId(String documentId) {
323                    timeBlockDao.deleteTimeBlocksAssociatedWithDocumentId(documentId);
324            }
325    
326            @Override
327            // figure out if the user has permission to edit/delete the time block
328            public Boolean isTimeBlockEditable(TimeBlock tb) {
329                    String userId = GlobalVariables.getUserSession().getPrincipalId();
330    
331            if(userId != null) {
332    
333                            if(TKUser.isSystemAdmin()) {
334                                    return true;
335                            }
336    
337                            if(TKUser.isTimesheetApprover() && TKUser.getApproverWorkAreas().contains(tb.getWorkArea())
338                                            || TKUser.isTimesheetReviewer() && TKUser.getReviewerWorkAreas().contains(tb.getWorkArea())) {
339                                    Job job = TkServiceLocator.getJobService().getJob(TKContext.getTargetPrincipalId(),tb.getJobNumber(), tb.getEndDate());
340                                    PayType payType = TkServiceLocator.getPayTypeService().getPayType(job.getHrPayType(), tb.getEndDate());
341                                    if(StringUtils.equals(payType.getRegEarnCode(), tb.getEarnCode())){
342                                            return true;
343                                    }
344    
345                                    List<EarnCodeSecurity> deptEarnCodes = TkServiceLocator.getEarnCodeSecurityService().getEarnCodeSecurities(job.getDept(), job.getHrSalGroup(), job.getLocation(), tb.getEndDate());
346                                    for(EarnCodeSecurity dec : deptEarnCodes){
347                                            if(dec.isApprover() && StringUtils.equals(dec.getEarnCode(), tb.getEarnCode())){
348                                                    return true;
349                                            }
350                                    }
351                            }
352    
353                            if(userId.equals(TKContext.getTargetPrincipalId())) {
354                                    Job job = TkServiceLocator.getJobService().getJob(TKContext.getTargetPrincipalId(),tb.getJobNumber(), tb.getEndDate());
355                                    PayType payType = TkServiceLocator.getPayTypeService().getPayType(job.getHrPayType(), tb.getEndDate());
356                                    if(StringUtils.equals(payType.getRegEarnCode(), tb.getEarnCode())){
357                                            return true;
358                                    }
359    
360                                    List<EarnCodeSecurity> deptEarnCodes = TkServiceLocator.getEarnCodeSecurityService().getEarnCodeSecurities(job.getDept(), job.getHrSalGroup(), job.getLocation(), tb.getEndDate());
361                                    for(EarnCodeSecurity dec : deptEarnCodes){
362                                            if(dec.isEmployee() && StringUtils.equals(dec.getEarnCode(), tb.getEarnCode())){
363                                                    return true;
364                                            }
365                                    }
366                                    // if the user is the creator of this time block
367                            }
368    
369    
370                    }
371                    return false;
372            }
373    
374            @Override
375            public List<TimeBlock> getTimeBlocksForClockLogEndId(String tkClockLogId) {
376                    return timeBlockDao.getTimeBlocksForClockLogEndId(tkClockLogId);
377            }
378            @Override
379            public List<TimeBlock> getTimeBlocksForClockLogBeginId(String tkClockLogId) {
380                    return timeBlockDao.getTimeBlocksForClockLogBeginId(tkClockLogId);
381            }
382    
383            @Override
384            public List<TimeBlock> getLatestEndTimestampForEarnCode(String earnCode){
385                    return timeBlockDao.getLatestEndTimestampForEarnCode(earnCode);
386            }
387    
388        @Override
389        public List<TimeBlock> getOvernightTimeBlocks(String clockLogEndId) {
390            return timeBlockDao.getOvernightTimeBlocks(clockLogEndId);
391        }
392        
393        @Override
394        public void deleteLunchDeduction(String tkTimeHourDetailId) {
395            TimeHourDetail thd = TkServiceLocator.getTimeHourDetailService().getTimeHourDetail(tkTimeHourDetailId);
396            TimeBlock tb = getTimeBlock(thd.getTkTimeBlockId());
397            
398            // mark the lunch deleted as Y
399            tb.setLunchDeleted(true);
400            // save the change
401            timeBlockDao.saveOrUpdate(tb);
402            // remove the related time hour detail row with the lunch deduction
403            TkServiceLocator.getTimeHourDetailService().removeTimeHourDetail(thd.getTkTimeHourDetailId());
404        }
405        @Override
406        public List<TimeBlock> getTimeBlocksWithEarnCode(String earnCode, Date effDate) {
407            return timeBlockDao.getTimeBlocksWithEarnCode(earnCode, effDate);
408        }
409    }