source: Scheduling/trunk/cs/bsdx0200GUISourceCode/CGDocument.cs@ 1131

Last change on this file since 1131 was 1128, checked in by Sam Habiel, 14 years ago

RefreshSchedule() now used in ForceRefresh rather than Force Document. This one does directly what's needed.
New exes.
File size: 54.6 KB
Line 
1using System;
2using System.Collections;
3using System.Data;
4using System.Data.OleDb;
5using System.Diagnostics;
6using System.Drawing;
7using System.Windows.Forms;
8using IndianHealthService.BMXNet;
9using System.Linq;
10using System.Collections.Generic;
11
12namespace IndianHealthService.ClinicalScheduling
13{
14 /// <summary>
15 /// Contains the array of appointments and availabily that make up the document class
16 /// </summary>
17 public class CGDocument
18 {
19 #region Member Variables
20 public int m_nColumnCount; //todo: this should point to the view's member for column count
21 public int m_nTimeUnits; //?
22 private string m_sDocName; //Document Name ?
23 public ArrayList m_sResourcesArray; //keeps the resources
24 public ScheduleType m_ScheduleType; //Either a Resource or a Clinic (Group of Resources)
25 private DateTime m_dSelectedDate; //Holds the user's selection from the dtpicker
26 private DateTime m_dStartDate; //Beginning date of document data
27 private DateTime m_dEndDate; //Ending date of document data
28 public CGAppointments m_appointments; //Appointment List
29 private ArrayList m_pAvArray; //Availability List
30 private CGDocumentManager m_DocManager; //Holds a reference to the document manager
31 private DateTime m_dLastRefresh = DateTime.Now; //Holds last refersh date
32 #endregion
33
34 /// <summary>
35 /// Constructor. Initialize State Data:
36 /// 3 Arrays (Appointments, Availabilities, and Resources)
37 /// Schedule Type is Resource not Clinic
38 /// Selected Date is Today
39 /// Start Date is Today
40 /// End Date is 7 days from Today
41 /// </summary>
42 public CGDocument()
43 {
44 m_appointments = new CGAppointments(); // Holds Appointments
45 m_pAvArray = new ArrayList(); // Holds Availabilites
46 m_sResourcesArray = new ArrayList(); // Holds Resources
47 m_ScheduleType = ScheduleType.Resource; // Default Schedule Type is a Resource
48 m_dSelectedDate = DateTime.Today; // Default Selected Date is Today
49 m_dStartDate = DateTime.Today; // Default Start Date is Today
50 m_dEndDate = DateTime.Today.AddDays(7); // Default End Date is 7 days from Today.
51 }
52
53
54 #region Properties
55
56 /// <summary>
57 /// Returns the latest refresh time for this document
58 /// </summary>
59 public DateTime LastRefreshed
60 {
61 get
62 {
63 return m_dLastRefresh;
64 }
65 }
66
67 /// <summary>
68 /// The list of Resource names
69 /// </summary>
70 public ArrayList Resources
71 {
72 get
73 {
74 return this.m_sResourcesArray;
75 }
76 set
77 {
78 this.m_sResourcesArray = value;
79 }
80 }
81
82 /// <summary>
83 /// The array of CGAvailabilities that contains appt type and slots
84 /// </summary>
85 public ArrayList AvailabilityArray
86 {
87 get
88 {
89 return this.m_pAvArray;
90 }
91 }
92
93 public CGDocumentManager DocManager
94 {
95 get
96 {
97 return m_DocManager;
98 }
99 set
100 {
101 m_DocManager = value;
102 }
103 }
104
105 /// <summary>
106 /// Contains the hashtable of appointments
107 /// </summary>
108 public CGAppointments Appointments
109 {
110 get
111 {
112 return m_appointments;
113 }
114 }
115
116 /// <summary>
117 /// Holds the date selected by the user in CGView.dateTimePicker1
118 /// </summary>
119 public DateTime SelectedDate
120 {
121 get
122 {
123 return this.m_dSelectedDate;
124 }
125 set
126 {
127 this.m_dSelectedDate = value;
128 }
129 }
130
131 /// <summary>
132 /// Contains the beginning date of the appointment document
133 /// </summary>
134 public DateTime StartDate
135 {
136 get
137 {
138 return this.m_dStartDate;
139 }
140 }
141
142 public string DocName
143 {
144 get
145 {
146 return this.m_sDocName;
147 }
148 set
149 {
150 this.m_sDocName = value;
151 }
152 }
153
154 #endregion
155
156 #region Methods
157
158 public void UpdateAllViews()
159 {
160 //iterate through all views and call update.
161 Hashtable h = CGDocumentManager.Current.Views;
162
163 CGDocument d;
164 foreach (CGView v in h.Keys)
165 {
166 d = (CGDocument)h[v];
167 if (d == this)
168 {
169 v.UpdateArrays();
170 }
171 }
172
173 }
174
175 /// <summary>
176 /// Update schedule based on info in RPMS
177 /// <returns>Clears and repopluates m_appointments</returns>
178 /// </summary>
179 private bool RefreshAppointments()
180 {
181 try
182 {
183 string sPatientName;
184 string sPatientID;
185 DateTime dStart;
186 DateTime dEnd;
187 DateTime dCheckIn;
188 DateTime dAuxTime;
189 int nKeyID;
190 string sNote;
191 string sResource;
192 bool bNoShow = false;
193 string sNoShow = "0";
194 string sHRN = "";
195 int nAccessTypeID; //used in autorebook
196 string sWalkIn = "0";
197 bool bWalkIn;
198 CGAppointment pAppointment;
199 CGDocumentManager pApp = CGDocumentManager.Current;
200 DataTable rAppointmentSchedule;
201
202 //Nice to know that it gets set here!!!
203 m_dLastRefresh = DateTime.Now;
204
205 //Clear appointments associated with this document
206 this.m_appointments.ClearAllAppointments();
207
208 // calls RPC to get appointments
209 rAppointmentSchedule = CGSchedLib.CreateAppointmentSchedule(m_DocManager, m_sResourcesArray, this.m_dStartDate, this.m_dEndDate);
210
211 // loop through datatable: Create CGAppointment and add to CGAppointments
212 foreach (DataRow r in rAppointmentSchedule.Rows)
213 {
214
215 if (r["APPOINTMENTID"].ToString() == "0")
216 {
217 string sMsg = r["NOTE"].ToString();
218 throw new BMXNetException(sMsg);
219 }
220 nKeyID = Convert.ToInt32(r["APPOINTMENTID"].ToString());
221 sResource = r["RESOURCENAME"].ToString();
222 sPatientName = r["PATIENTNAME"].ToString();
223 sPatientID = r["PATIENTID"].ToString();
224 dStart = (DateTime)r["START_TIME"];
225 dEnd = (DateTime)r["END_TIME"];
226 dCheckIn = new DateTime();
227 dAuxTime = new DateTime();
228
229 if (r["CHECKIN"].GetType() != typeof(System.DBNull))
230 dCheckIn = (DateTime)r["CHECKIN"];
231 if (r["AUXTIME"].GetType() != typeof(System.DBNull))
232 dCheckIn = (DateTime)r["AUXTIME"];
233 sNote = r["NOTE"].ToString();
234 sNoShow = r["NOSHOW"].ToString();
235 bNoShow = (sNoShow == "1") ? true : false;
236 sHRN = r["HRN"].ToString();
237 nAccessTypeID = (int)r["ACCESSTYPEID"];
238 sWalkIn = r["WALKIN"].ToString();
239 bWalkIn = (sWalkIn == "1") ? true : false;
240
241 Patient pt = new Patient()
242 {
243 DFN = Convert.ToInt32(sPatientID),
244 Name = sPatientName,
245 DOB = (DateTime)r["DOB"],
246 ID = r["PID"].ToString(),
247 HRN = sHRN,
248 Sex = r["SEX"].ToString() == "MALE" ? Sex.Male : Sex.Female
249 };
250
251 pAppointment = new CGAppointment();
252 pAppointment.Patient = pt;
253 pAppointment.CreateAppointment(dStart, dEnd, sNote, nKeyID, sResource);
254 pAppointment.PatientName = sPatientName;
255 pAppointment.PatientID = Convert.ToInt32(sPatientID);
256 if (dCheckIn.Ticks > 0)
257 pAppointment.CheckInTime = dCheckIn;
258 if (dAuxTime.Ticks > 0)
259 pAppointment.AuxTime = dAuxTime;
260 pAppointment.NoShow = bNoShow;
261 pAppointment.HealthRecordNumber = sHRN;
262 pAppointment.AccessTypeID = nAccessTypeID;
263 pAppointment.WalkIn = bWalkIn;
264 this.m_appointments.AddAppointment(pAppointment);
265
266 }
267
268 return true;
269 }
270 catch (Exception Ex)
271 {
272 Debug.Write("CGDocument.RefreshDaysSchedule error: " + Ex.Message + "\n");
273 return false;
274 }
275 }
276
277
278 public bool IsRefreshNeeded()
279 {
280 if (m_sResourcesArray.Count == 0) return false;
281 return this.WeekNeedsRefresh(1, m_dSelectedDate, out this.m_dStartDate, out this.m_dEndDate);
282 }
283
284 //sam: This is a test that duplicates RefreshDocument, but without the UpdateAllViews,
285 // as that has to be done synchornously.
286 //XXX: Needs to be refactored obviously, but now for testing.
287 //XXX: Tested extensively enough. Less refactoring now. 2011-01-26
288 public void RefreshDocumentAsync()
289 {
290 Debug.WriteLine("IN REFERSH DOCUMENT ASYNC\n\n");
291
292 bool bRet = false;
293 if (m_sResourcesArray.Count == 0)
294 return;
295 if (m_sResourcesArray.Count == 1)
296 {
297 bRet = this.WeekNeedsRefresh(1, m_dSelectedDate, out this.m_dStartDate, out this.m_dEndDate);
298 }
299 else
300 {
301 this.m_dStartDate = m_dSelectedDate;
302 this.m_dEndDate = m_dSelectedDate;
303 this.m_dEndDate = this.m_dEndDate.AddHours(23);
304 this.m_dEndDate = this.m_dEndDate.AddMinutes(59);
305 this.m_dEndDate = this.m_dEndDate.AddSeconds(59);
306 }
307
308 bRet = RefreshSchedule();
309 }
310
311
312 public void RefreshDocument()
313 {
314 bool bRet = false;
315 if (m_sResourcesArray.Count == 0)
316 return;
317 if (m_sResourcesArray.Count == 1)
318 {
319 bRet = this.WeekNeedsRefresh(1, m_dSelectedDate, out this.m_dStartDate, out this.m_dEndDate);
320 }
321 else
322 {
323 this.m_dStartDate = m_dSelectedDate;
324 this.m_dEndDate = m_dSelectedDate;
325 this.m_dEndDate = this.m_dEndDate.AddHours(23);
326 this.m_dEndDate = this.m_dEndDate.AddMinutes(59);
327 this.m_dEndDate = this.m_dEndDate.AddSeconds(59);
328 }
329
330 bRet = RefreshSchedule();
331
332 this.UpdateAllViews();
333 }
334
335 public void OnOpenDocument(DateTime dDate)
336 {
337 try
338 {
339 this.SelectedDate = dDate.Date;
340
341 m_ScheduleType = (m_sResourcesArray.Count == 1) ? ScheduleType.Resource : ScheduleType.Clinic;
342 bool bRet = false;
343
344 if (m_ScheduleType == ScheduleType.Resource)
345 {
346 bRet = this.WeekNeedsRefresh(1, dDate, out this.m_dStartDate, out this.m_dEndDate);
347 }
348 else
349 {
350 this.m_dStartDate = dDate;
351 this.m_dEndDate = dDate;
352 this.m_dEndDate = this.m_dEndDate.AddHours(23);
353 this.m_dEndDate = this.m_dEndDate.AddMinutes(59);
354 this.m_dEndDate = this.m_dEndDate.AddSeconds(59);
355 }
356
357 bRet = RefreshSchedule();
358
359 CGView view = null;
360 //If this document already has a view, the use it
361 //SAM: Why do this again???
362 //SAM: I think it's not needed; b/c
363 Hashtable h = CGDocumentManager.Current.Views;
364 CGDocument d;
365 bool bReuseView = false;
366 foreach (CGView v in h.Keys)
367 {
368 d = (CGDocument)h[v];
369 if (d == this)
370 {
371 view = v;
372 bReuseView = true;
373 v.InitializeDocView(this.DocName);
374 break;
375 }
376 }
377
378 //Otherwise, create new View
379 if (bReuseView == false)
380 {
381 view = new CGView();
382
383 view.InitializeDocView(this,
384 this.DocManager,
385 m_dStartDate,
386 this.DocName);
387
388 view.Show();
389 view.SyncTree();
390
391 }
392 this.UpdateAllViews();
393 }
394 catch (BMXNetException bmxEx)
395 {
396 throw bmxEx;
397 }
398 catch (Exception ex)
399 {
400 throw new BMXNet.BMXNetException("ClinicalScheduling.OnOpenDocument error: " + ex.Message);
401 }
402 }
403
404 /// <summary>
405 /// Refreshes Availablility and Schedules from RPMS.
406 /// </summary>
407 /// <returns>Success or Failure. Should be always Success.</returns>
408 public bool RefreshSchedule()
409 {
410 this.RefreshAvailabilitySchedule();
411 this.RefreshAppointments();
412 return true;
413 }
414
415 private bool RefreshAvailabilitySchedule()
416 {
417 try
418 {
419 ArrayList saryApptTypes = new ArrayList();
420
421 //Refresh Availability schedules
422 DataTable rAvailabilitySchedule;
423 rAvailabilitySchedule = CGSchedLib.CreateAvailabilitySchedule(m_DocManager, m_sResourcesArray, this.m_dStartDate, this.m_dEndDate, saryApptTypes,/**/ m_ScheduleType, "0");
424
425 ////NEW
426 //NOTE: This lock makes sure that availabilities aren't queried for slots when the array is an intermediate
427 //state. The other place that has this lock is SlotsAvailable function.
428 lock (this.m_pAvArray)
429 {
430 m_pAvArray.Clear();
431 foreach (DataRow rTemp in rAvailabilitySchedule.Rows)
432 {
433 DateTime dStart = (DateTime)rTemp["START_TIME"];
434 DateTime dEnd = (DateTime)rTemp["END_TIME"];
435
436 //TODO: Fix this slots datatype problem
437 string sSlots = rTemp["SLOTS"].ToString();
438 int nSlots = Convert.ToInt16(sSlots);
439
440 string sResourceList = rTemp["RESOURCE"].ToString();
441 string sAccessRuleList = rTemp["ACCESS_TYPE"].ToString();
442 string sNote = rTemp["NOTE"].ToString();
443
444 int nApptTypeID;
445
446 if ((nSlots < -1000) || (sAccessRuleList == ""))
447 {
448 nApptTypeID = 0;
449 }
450 else
451 {
452 nApptTypeID = Int32.Parse(rTemp["ACCESS_TYPE"].ToString());
453 }
454
455 AddAvailability(dStart, dEnd, nApptTypeID, nSlots, sResourceList, sAccessRuleList, sNote);
456 }
457 }
458 return true;
459
460 /* NOT USED
461 //Refresh Type Schedule
462 string sResourceName = "";
463 DataTable rTypeSchedule = new DataTable(); ;
464 for (int j = 0; j < m_sResourcesArray.Count; j++)
465 {
466 sResourceName = m_sResourcesArray[j].ToString();
467 DataTable dtTemp = CGSchedLib.CreateAssignedTypeSchedule(m_DocManager, sResourceName, this.m_dStartDate, this.m_dEndDate, m_ScheduleType);
468
469 if (j == 0)
470 {
471 rTypeSchedule = dtTemp;
472 }
473 else
474 {
475 rTypeSchedule = CGSchedLib.UnionBlocks(rTypeSchedule, dtTemp);
476 }
477 }
478
479 DateTime dStart;
480 DateTime dEnd;
481 DateTime dTypeStart;
482 DateTime dTypeEnd;
483 int nSlots;
484 Rectangle crRectA = new Rectangle(0, 0, 1, 0);
485 Rectangle crRectB = new Rectangle(0, 0, 1, 0);
486 bool bIsect;
487 string sResourceList;
488 string sAccessRuleList;
489
490 //smh: moved clear availabilities down here.
491 //smh: Temporary solution to make sure that people don't touch the availability table at the same time!!!
492 //NOTE: This lock makes sure that availabilities aren't queried for slots when the array is an intermediate
493 //state. The other place that has this lock is SlotsAvailable function.
494 lock (this.m_pAvArray)
495 {
496 m_pAvArray.Clear();
497
498 foreach (DataRow rTemp in rAvailabilitySchedule.Rows)
499 {
500 //get StartTime, EndTime and Slots
501 dStart = (DateTime)rTemp["START_TIME"];
502 dEnd = (DateTime)rTemp["END_TIME"];
503
504 //TODO: Fix this slots datatype problem
505 string sSlots = rTemp["SLOTS"].ToString();
506 nSlots = Convert.ToInt16(sSlots);
507
508 sResourceList = rTemp["RESOURCE"].ToString();
509 sAccessRuleList = rTemp["ACCESS_TYPE"].ToString();
510
511 string sNote = rTemp["NOTE"].ToString();
512
513 if ((nSlots < -1000) || (sAccessRuleList == ""))
514 {
515 nApptTypeID = 0;
516 }
517 else
518 {
519 foreach (DataRow rType in rTypeSchedule.Rows)
520 {
521
522 dTypeStart = (DateTime)rType["StartTime"];
523 dTypeEnd = (DateTime)rType["EndTime"];
524 //if start & end times overlap, then
525 string sTypeResource = rType["ResourceName"].ToString();
526 if ((dTypeStart.DayOfYear == dStart.DayOfYear) && (sResourceList == sTypeResource))
527 {
528 crRectA.Y = GetTotalMinutes(dStart);
529 crRectA.Height = GetTotalMinutes(dEnd) - crRectA.Top;
530 crRectB.Y = GetTotalMinutes(dTypeStart);
531 crRectB.Height = GetTotalMinutes(dTypeEnd) - crRectB.Top;
532 bIsect = crRectA.IntersectsWith(crRectB);
533 if (bIsect == true)
534 {
535 //TODO: This code:
536 // nApptTypeID = (int) rType["AppointmentTypeID"];
537 //Causes this exception:
538 //Unhandled Exception: System.InvalidCastException: Specified cast is not valid.
539 string sTemp = rType["AppointmentTypeID"].ToString();
540 nApptTypeID = Convert.ToInt16(sTemp);
541 break;
542 }
543 }
544 }//end foreach datarow rType
545 }
546
547
548 //AddAvailability(dStart, dEnd, nApptTypeID, nSlots, sResourceList, sAccessRuleList, sNote);
549 }//end foreach datarow rTemp
550 }//end lock
551 return true;
552 */
553 }
554 catch (Exception ex)
555 {
556 Debug.Write("CGDocument.RefreshAvailabilitySchedule error: " + ex.Message + "\n");
557 return false;
558 }
559 }
560
561 private int GetTotalMinutes(DateTime dDate)
562 {
563 return ((dDate.Hour * 60) + dDate.Minute);
564 }
565
566 /// <summary>
567 /// Adds Availability to Availability Array held by document
568 /// </summary>
569 /// <param name="StartTime">Self-Explan</param>
570 /// <param name="EndTime">Self-Explan</param>
571 /// <param name="nType"></param>
572 /// <param name="nSlots"></param>
573 /// <param name="UpdateView"></param>
574 /// <param name="sResourceList"></param>
575 /// <param name="sAccessRuleList"></param>
576 /// <param name="sNote"></param>
577 /// <returns></returns>
578 public int AddAvailability(DateTime StartTime, DateTime EndTime, int nType, int nSlots, string sResourceList, string sAccessRuleList, string sNote)
579 {
580 //adds it to the object array
581 //Returns the index in the array
582
583 CGAvailability pNewAv = new CGAvailability();
584 pNewAv.Create(StartTime, EndTime, nType, nSlots, sResourceList, sAccessRuleList);
585
586 pNewAv.Note = sNote;
587
588 //Look up the color and type name using the AppointmentTypes datatable
589 DataTable dtType = this.m_DocManager.GlobalDataSet.Tables["AccessTypes"];
590 DataRow dRow = dtType.Rows.Find(nType.ToString());
591 if (dRow != null)
592 {
593 string sColor = dRow["DISPLAY_COLOR"].ToString();
594 pNewAv.DisplayColor = sColor;
595 string sTemp = dRow["RED"].ToString();
596 sTemp = (sTemp == "") ? "0" : sTemp;
597 int nRed = Convert.ToInt16(sTemp);
598 pNewAv.Red = nRed;
599 sTemp = dRow["GREEN"].ToString();
600 sTemp = (sTemp == "") ? "0" : sTemp;
601 int nGreen = Convert.ToInt16(sTemp);
602 pNewAv.Green = nGreen;
603 sTemp = dRow["BLUE"].ToString();
604 sTemp = (sTemp == "") ? "0" : sTemp;
605 int nBlue = Convert.ToInt16(sTemp);
606 pNewAv.Blue = nBlue;
607
608 string sName = dRow["ACCESS_TYPE_NAME"].ToString();
609 pNewAv.AccessTypeName = sName;
610 }
611
612 int nIndex = 0;
613 nIndex = m_pAvArray.Add(pNewAv);
614
615 return nIndex;
616 }
617
618
619 public void AddResource(string sResource)
620 {
621 //TODO: Test that resource is not currently in list, that it IS a resource, etc
622 this.m_sResourcesArray.Add(sResource);
623 }
624
625 /// <summary>
626 /// Gets number of slots left in a certain selection on the grid. Used in Multiple Places.
627 /// </summary>
628 /// <param name="dSelStart">Selection Start Date</param>
629 /// <param name="dSelEnd">Selection End Date</param>
630 /// <param name="sResource">Resource Name</param>
631 /// <param name="sAccessType">Out: Name of Access Type</param>
632 /// <param name="sAvailabilityMessage">Out: Access Note</param>
633 /// <returns>Number of slots</returns>
634 public int SlotsAvailable(DateTime dSelStart, DateTime dSelEnd, string sResource, int viewTimeScale, out CGAvailability resultantAV)
635 {
636
637 resultantAV = null;
638
639 double slotsAvailable = 0; //defalut return value
640
641 double effectiveSlotsAvailable = 0; //Slots available based on the time scale.
642
643
644 //NOTE: What's this lock? This lock makes sure that nobody is editing the availability array
645 //when we are looking at it. Since the availability array could potentially be updated on
646 //a different thread, we are can be potentially left stuck with an empty array.
647 //
648 //The other place that uses this lock is the RefershAvailabilitySchedule method
649 //
650 //This is a temporary fix until I figure out how to divorce the availbilities here from those drawn
651 //on the calendar. Appointments are cloned b/c they are in an object that supports that; and b/c I
652 //don't need to suddenly query them at runtime like I do with Availabilities.
653
654 //Let's Try Linq
655 lock (this.m_pAvArray)
656 {
657 //This foreach loop looks for an availability that overlaps where the user clicked.
658 //Availabilites cannot overlap each other (enforced at the DB level)
659 //If selection hits multiple blocks, get the block with the most slots (reflected by the sorting here)
660 List<CGAvailability> lstAV = (from avail in this.m_pAvArray.Cast<CGAvailability>()
661 where (sResource == avail.ResourceList && CalendarGrid.TimesOverlap(dSelStart, dSelEnd, avail.StartTime, avail.EndTime))
662 select avail).ToList();
663
664 //if we don't have any availabilities, then return with zero slots.
665 if (lstAV.Count == 0) return 0;
666
667 CGAvailability pAV;
668
669 //if there is just one, that's it.
670 if (lstAV.Count == 1) pAV = lstAV.First();
671 //otherwise...
672 else
673 {
674 //if availabilities are contigous to each other, need to join them together.
675
676 //First, are they the same?
677 string firsttype = lstAV.First().AccessTypeName;
678 bool bAllSameType = lstAV.All(av => av.AccessTypeName == firsttype);
679
680 //Second are they ALL contigous?
681 DateTime lastEndTime = DateTime.Today; //bogus value to please compiler who wants it assigned.
682 int index = 0;
683
684 bool bContigous = lstAV.OrderBy(av => av.StartTime)
685 .All(av =>
686 {
687 index++;
688 if (index == 1)
689 {
690 lastEndTime = av.EndTime;
691 return true;
692 }
693 if (av.StartTime == lastEndTime)
694 {
695 lastEndTime = av.EndTime;
696 return true;
697 }
698
699 return false;
700 });
701
702
703
704 if (bContigous && bAllSameType)
705 {
706 var enumAVOrdered = lstAV.OrderBy(av => av.StartTime);
707
708 pAV = new CGAvailability
709 {
710 StartTime = enumAVOrdered.First().StartTime,
711 EndTime = enumAVOrdered.Last().EndTime,
712 Slots = enumAVOrdered.Sum(av => av.Slots),
713 AccessTypeName = enumAVOrdered.First().AccessTypeName,
714 Note = enumAVOrdered.First().Note
715 };
716 }
717 else
718 {
719 pAV = lstAV.OrderByDescending(av => av.Slots).First();
720 }
721 }
722
723 resultantAV = pAV; // out var
724
725 slotsAvailable = pAV.Slots;
726
727 //Subtract total slots current appointments take up.
728 slotsAvailable -= (from appt in this.Appointments.AppointmentTable.Values.Cast<CGAppointment>()
729 //If the resource is the same and the user selection overlaps, then...
730 where (sResource == appt.Resource && CalendarGrid.TimesOverlap(pAV.StartTime, pAV.EndTime, appt.StartTime, appt.EndTime))
731 // if appt starttime is before avail start time, only count against the avail starting from the availability start time
732 let startTimeToCountAgainstBlock = appt.StartTime < pAV.StartTime ? pAV.StartTime : appt.StartTime
733 // if appt endtime is after the avail ends, only count against the avail up to where the avail ends
734 let endTimeToCountAgainstBlock = appt.EndTime > pAV.EndTime ? pAV.EndTime : appt.EndTime
735 // theoretical minutes per slot for the availability
736 let minPerSlot = (pAV.EndTime - pAV.StartTime).TotalMinutes / pAV.Slots
737 // how many minutes does this appointment take away from the slot
738 let minPerAppt = (endTimeToCountAgainstBlock - startTimeToCountAgainstBlock).TotalMinutes
739 // how many slots the appointment takes up using this availability's scale
740 let slotsConsumed = minPerAppt / minPerSlot
741 select slotsConsumed)
742 // add up SlotsConsumed to substract from slotsAvailable
743 .Sum();
744
745 //theoretical minutes per slot for the availability
746 double minPerSlot2 = (pAV.EndTime - pAV.StartTime).TotalMinutes / pAV.Slots;
747
748 //Convert it to the view's time scale.
749 effectiveSlotsAvailable = (minPerSlot2 / viewTimeScale) * slotsAvailable;
750
751 }
752
753 //round it down.
754 return (int)effectiveSlotsAvailable;
755
756 /* OLD ALGOTHRIM 2
757
758 lock (this.m_pAvArray)
759 {
760 //This foreach loop looks for an availability that overlaps where the user clicked.
761 //There can only be one, as availabilites cannot overlap each other (enforced at the DB level)
762 //Therefore, we loop, and once we find it, we break.
763 foreach (CGAvailability pAV in this.m_pAvArray)
764 {
765 //If the resource is the same and the user selection overlaps, then...
766 if (sResource == pAV.ResourceList && CalendarGrid.TimesOverlap(dSelStart, dSelEnd, pAV.StartTime, pAV.EndTime))
767 {
768 slotsAvailable = pAV.Slots; //variable now holds the total number of slots
769 sAccessType = pAV.AccessTypeName; //Access Name
770 sAvailabilityMessage = pAV.Note; //Access Block Note
771
772 //Here we substract each appointment weight in slots from slotsAvailable
773 foreach (DictionaryEntry apptDict in this.m_appointments.AppointmentTable)
774 {
775 CGAppointment appt = (CGAppointment)apptDict.Value;
776 //If the appointment is in the same resource and overlaps with this availablity
777 if (sResource == appt.Resource && CalendarGrid.TimesOverlap(pAV.StartTime, pAV.EndTime, appt.StartTime, appt.EndTime))
778 {
779 // if appt starttime is before avail start time, only count against the avail starting from the availability start time
780 DateTime startTimeToCountAgainstBlock = appt.StartTime < pAV.StartTime ? pAV.StartTime : appt.StartTime;
781 // if appt endtime is after the avail ends, only count against the avail up to where the avail ends
782 DateTime endTimeToCountAgainstBlock = appt.EndTime > pAV.EndTime ? pAV.EndTime : appt.EndTime;
783 // theoretical minutes per slot for the availability
784 double minPerSlot = (pAV.EndTime - pAV.StartTime).TotalMinutes/pAV.Slots;
785 // how many minutes does this appointment take away from the slot
786 double minPerAppt = (endTimeToCountAgainstBlock - startTimeToCountAgainstBlock).TotalMinutes;
787 // how many slots the appointment takes up using this availability's scale
788 double slotsConsumed = minPerAppt / minPerSlot;
789 // subscract that from the total slots for the availability
790 slotsAvailable -= slotsConsumed;
791 } //end if
792 //now go to the next appointment in foreach
793 }
794 // As I said above, we can match only one availability. Once we found it and substracted from it; we are done.
795 break;
796 }
797 }
798 // We return the integer portion of the variable for display to the user or for calculations.
799 // That means, if 2.11 slots are left, the user sees 2. If 2.66, still 2.
800 return (int)slotsAvailable;
801 }
802 */
803
804 /* ORIGINAL ALGORITHM
805 sAccessType = "";
806 sAvailabilityMessage = "";
807 DateTime dStart;
808 DateTime dEnd;
809 int nAvailableSlots = 999;
810 int nSlots = 0;
811 int i = 0;
812 CGAvailability pAv;
813 Rectangle crRectA = new Rectangle(0, 0, 1, 0);
814 Rectangle crRectB = new Rectangle(0, 0, 1, 0);
815 bool bIsect;
816 crRectB.Y = GetTotalMinutes(dSelStart);
817 crRectB.Height = GetTotalMinutes(dSelEnd) - crRectB.Y;
818
819 //NOTE: What's this lock? This lock makes sure that nobody is editing the availability array
820 //when we are looking at it. Since the availability array could potentially be updated on
821 //a different thread, we are can be potentially left stuck with an empty array.
822 //
823 //The other place that uses this lock is the RefershAvailabilitySchedule method
824 //
825 //This is a temporary fix until I figure out how to divorce the availbilities here from those drawn
826 //on the calendar. Appointments are cloned b/c they are in an object that supports that; and b/c I
827 //don't need to suddenly query them at runtime like I do with Availabilities.
828
829 lock (this.m_pAvArray)
830 {
831 //loop thru m_pAvArray
832 //Compare the start time and end time of eachblock
833 while (i < m_pAvArray.Count)
834 {
835 pAv = (CGAvailability)m_pAvArray[i];
836 dStart = pAv.StartTime;
837 dEnd = pAv.EndTime;
838 if ((sResource == pAv.ResourceList) &&
839 ((dSelStart.Date == dStart.Date) || (dSelStart.Date == dEnd.Date)))
840 {
841 crRectA.Y = (dStart.Date < dSelStart.Date) ? 0 : GetTotalMinutes(dStart);
842 crRectA.Height = (dEnd.Date > dSelEnd.Date) ? 1440 : GetTotalMinutes(dEnd);
843 crRectA.Height = crRectA.Height - crRectA.Y;
844 bIsect = crRectA.IntersectsWith(crRectB);
845 if (bIsect != false)
846 {
847 nSlots = pAv.Slots;
848 if (nSlots < 1)
849 {
850 nAvailableSlots = 0;
851 break;
852 }
853 if (nSlots < nAvailableSlots)
854 {
855 nAvailableSlots = nSlots;
856 sAccessType = pAv.AccessTypeName;
857 sAvailabilityMessage = pAv.Note;
858
859 }
860 }//end if
861 }//end if
862 i++;
863 }//end while
864 }//end lock
865
866 if (nAvailableSlots == 999)
867 {
868 nAvailableSlots = 0;
869 }
870 return nAvailableSlots;
871 */
872 }
873
874 /// <summary>
875 /// Given a selected date,
876 /// Calculates StartDay and End Day and returns them in output params.
877 /// nWeeks == number of Weeks to display
878 /// nColumnCount is number of days displayed per week.
879 /// If 5 columns, begin on Second Day of Week
880 /// If 7 Columns, begin on First Day of Week
881 /// (this is a change from the hardcoded behavior for US-based calendars)
882 ///
883 /// Returns TRUE if the document's data needs refreshing based on
884 /// this newly selected date.
885 /// </summary>
886 public bool WeekNeedsRefresh(int nWeeks, DateTime SelectedDate,
887 out DateTime WeekStartDay, out DateTime WeekEndDay)
888 {
889 DateTime OldStartDay = m_dStartDate;
890 DateTime OldEndDay = m_dEndDate;
891 // Week start based on thread locale
892 int nStartWeekDay = (int)System.Threading.Thread.CurrentThread.CurrentCulture.DateTimeFormat.FirstDayOfWeek;
893 // Current Day
894 int nWeekDay = (int)SelectedDate.DayOfWeek; //0 == Sunday
895
896 // this offset gets approrpriate day based on locale.
897 int nOff = (nStartWeekDay + 1) % 7;
898 TimeSpan ts = new TimeSpan(nWeekDay - nOff, 0, 0, 0); //d,h,m,s
899
900 // if ts is negative, we will jump to the next week in the logic.
901 // to show the correct week, add 7. Confusing, I know.
902 if (ts < new TimeSpan()) ts = ts + new TimeSpan(7, 0, 0, 0);
903
904 if (m_nColumnCount == 1) // if one column start and end on the same day.
905 {
906 ts = new TimeSpan(0, 23, 59, 59);
907 WeekStartDay = SelectedDate;
908 WeekEndDay = WeekStartDay + ts;
909 }
910 else if (m_nColumnCount == 5 || m_nColumnCount == 0) // if 5 column start (or default) at the 2nd day of this week and end in 4:23:59:59 days.
911 {
912 // if picked day is start of week (Sunday in US), start in the next day since that's the first day of work week
913 // else, just substract the calculated time span to get to the start of week (first work day)
914 WeekStartDay = (nWeekDay == nStartWeekDay) ? SelectedDate + new TimeSpan(1, 0, 0, 0) : SelectedDate - ts;
915 // End day calculation
916 int nEnd = 3;
917 ts = new TimeSpan((7 * nWeeks) - nEnd, 23, 59, 59);
918 WeekEndDay = WeekStartDay + ts;
919 }
920 else // if 7 column start at the 1st day of this week and end in 6:23:59:59 days.
921 {
922 // if picked day is start of week, use that. Otherwise, go to the fist work day and substract one to get to start of week.
923 WeekStartDay = (nWeekDay == nStartWeekDay) ? SelectedDate : SelectedDate - ts - new TimeSpan(1, 0, 0, 0);
924 // End day calculation
925 int nEnd = 1;
926 ts = new TimeSpan((7 * nWeeks) - nEnd, 23, 59, 59);
927 WeekEndDay = WeekStartDay + ts;
928 }
929
930 bool bRet = ((WeekStartDay.Date != OldStartDay.Date) || (WeekEndDay.Date != OldEndDay.Date));
931 return bRet;
932 }
933
934 /// <summary>
935 /// Calls RPMS to create appointment then
936 /// adds appointment to the m_appointments collection
937 /// Returns the IEN of the appointment in the RPMS BSDX APPOINTMENT file.
938 /// </summary>
939 /// <param name="rApptInfo"></param>
940 /// <returns></returns>
941 public int CreateAppointment(CGAppointment rApptInfo)
942 {
943 return CreateAppointment(rApptInfo, false);
944 }
945
946 /// <summary>
947 /// Use this overload to create a walkin appointment
948 /// </summary>
949 /// <param name="rApptInfo"></param>
950 /// <param name="bWalkin"></param>
951 /// <returns></returns>
952 public int CreateAppointment(CGAppointment rApptInfo, bool bWalkin)
953 {
954 // i18n code -- Use culture neutral FMDates
955 string sStart = FMDateTime.Create(rApptInfo.StartTime).FMDateString;
956 string sEnd = FMDateTime.Create(rApptInfo.EndTime).FMDateString;
957
958 TimeSpan sp = rApptInfo.EndTime - rApptInfo.StartTime;
959 string sLen = sp.TotalMinutes.ToString();
960 string sPatID = rApptInfo.PatientID.ToString();
961 string sNote = rApptInfo.Note;
962 string sResource = rApptInfo.Resource;
963
964 string sApptID;
965
966 if (bWalkin == true)
967 {
968 sApptID = "WALKIN";
969 }
970 else
971 {
972 sApptID = rApptInfo.AccessTypeID.ToString();
973 }
974
975 string sSql = "BSDX ADD NEW APPOINTMENT^" + sStart + "^" + sEnd + "^" + sPatID + "^" + sResource + "^" + sLen + "^" + sNote + "^" + sApptID;
976 System.Data.DataTable dtAppt = m_DocManager.RPMSDataTable(sSql, "NewAppointment");
977
978 Debug.Assert(dtAppt.Rows.Count == 1);
979 DataRow r = dtAppt.Rows[0];
980 int nApptID = Convert.ToInt32(r["APPOINTMENTID"]);
981 string sErrorID;
982 sErrorID = r["ERRORID"].ToString();
983 if ((sErrorID != "") || (nApptID < 1))
984 {
985 throw new Exception(sErrorID);
986 }
987
988 //next line is probably done elsewhere
989 rApptInfo.WalkIn = bWalkin ? true : false;
990 rApptInfo.AppointmentKey = nApptID;
991
992 this.m_appointments.AddAppointment(rApptInfo);
993
994 //Have make appointment from CGView responsible for requesting an update for the avialability.
995 //bool bRet = RefreshAvailabilitySchedule();
996
997 //Sam: don't think this is needed as it is called from CGView.
998 //Make CGView responsible for all drawing.
999 //UpdateAllViews();
1000
1001 return nApptID;
1002 }
1003
1004 public void EditAppointment(CGAppointment pAppt, string sNote)
1005 {
1006 try
1007 {
1008 int nApptID = pAppt.AppointmentKey;
1009 string sSql = "BSDX EDIT APPOINTMENT^" + nApptID.ToString() + "^" + sNote;
1010
1011 System.Data.DataTable dtAppt = m_DocManager.RPMSDataTable(sSql, "EditAppointment");
1012
1013 Debug.Assert(dtAppt.Rows.Count == 1);
1014 DataRow r = dtAppt.Rows[0];
1015 string sErrorID = r["ERRORID"].ToString();
1016 if (sErrorID == "-1")
1017 pAppt.Note = sNote;
1018
1019 if (this.m_appointments.AppointmentTable.ContainsKey(nApptID))
1020 {
1021 bool bRet = RefreshAvailabilitySchedule();
1022 UpdateAllViews();
1023 }
1024 }
1025 catch (Exception ex)
1026 {
1027 Debug.Write("CGDocument.EditAppointment Failed: " + ex.Message);
1028 }
1029 }
1030
1031 public void CheckInAppointment(int nApptID, DateTime dCheckIn)
1032 {
1033 string sCheckIn = FMDateTime.Create(dCheckIn).FMDateString;
1034
1035 string sSql = "BSDX CHECKIN APPOINTMENT^" + nApptID.ToString() + "^" + sCheckIn; // +"^";
1036 //sSql += ClinicStopIEN + "^" + ProviderIEN + "^" + PrintRouteSlip + "^";
1037 //sSql += PCCClinicIEN + "^" + PCCFormIEN + "^" + PCCOutGuide;
1038
1039 System.Data.DataTable dtAppt = m_DocManager.RPMSDataTable(sSql, "CheckInAppointment");
1040
1041 Debug.Assert(dtAppt.Rows.Count == 1);
1042 DataRow r = dtAppt.Rows[0];
1043 string sErrorID = r["ERRORID"].ToString();
1044 }
1045
1046 public string DeleteAppointment(int nApptID)
1047 {
1048 return DeleteAppointment(nApptID, true, 0, "");
1049 }
1050
1051 public string DeleteAppointment(int nApptID, bool bClinicCancelled, int nReason, string sRemarks)
1052 {
1053 //Returns "" if deletion successful
1054 //Otherwise, returns reason for failure
1055
1056 string sClinicCancelled = (bClinicCancelled == true) ? "C" : "PC";
1057 string sReasonID = nReason.ToString();
1058 string sSql = "BSDX CANCEL APPOINTMENT^" + nApptID.ToString();
1059 sSql += "^" + sClinicCancelled;
1060 sSql += "^" + sReasonID;
1061 sSql += "^" + sRemarks;
1062 DataTable dtAppt = m_DocManager.RPMSDataTable(sSql, "DeleteAppointment");
1063
1064 Debug.Assert(dtAppt.Rows.Count == 1);
1065 DataRow r = dtAppt.Rows[0];
1066 string sErrorID = r["ERRORID"].ToString();
1067 if (sErrorID != "")
1068 return sErrorID;
1069
1070 if (this.m_appointments.AppointmentTable.ContainsKey(nApptID))
1071 {
1072 this.m_appointments.RemoveAppointment(nApptID);
1073
1074 // View responsible for deciding to redraw the grid; not the document now.
1075 //bool bRet = RefreshAvailabilitySchedule();
1076 //UpdateAllViews();
1077 }
1078 return "";
1079 }
1080
1081 public string AutoRebook(CGAppointment a, int nSearchType, int nMinimumDays, int nMaximumDays, out CGAppointment aRebook)
1082 {
1083 //If successful Returns "1" and new start date and time returned in aRebook
1084 //Otherwise, returns error message
1085
1086 CGAppointment aCopy = new CGAppointment();
1087 aCopy.CreateAppointment(a.StartTime, a.EndTime, a.Note, 0, a.Resource);
1088 aCopy.PatientID = a.PatientID;
1089 aCopy.PatientName = a.PatientName;
1090 aCopy.HealthRecordNumber = a.HealthRecordNumber;
1091 aCopy.AccessTypeID = a.AccessTypeID;
1092 aRebook = aCopy;
1093
1094 //Determine Rebook access type
1095 //nSearchType = -1: use current, -2: use any non-zero type, >0 use this access type id
1096 int nAVType = 0;
1097
1098 switch (nSearchType)
1099 {
1100 case -1:
1101 nAVType = a.AccessTypeID;
1102 break;
1103 case -2:
1104 nAVType = 0;
1105 break;
1106 default:
1107 nAVType = nSearchType;
1108 break;
1109 }
1110
1111 int nSlots = 0;
1112 string sSlots = "";
1113 int nAccessTypeID; //To compare with nAVType
1114
1115 DateTime dResult = new DateTime(); //StartTime of access block to autorebook into
1116
1117 //Next two are empty, but needed to pass to CreateAvailabilitySchedule
1118 ArrayList alAccessTypes = new ArrayList();
1119 string sSearchInfo = "";
1120
1121 //Find the StartTime of first availability block of this type for this clinic
1122 //between nMinimumDays and nMaximumDays
1123
1124 string sAVStart = a.StartTime.AddDays(nMinimumDays).ToString("M/d/yyyy@H:mm");
1125
1126 //dtAVEnd is the last day to search
1127 DateTime dtAVEnd = a.StartTime.AddDays(nMinimumDays + nMaximumDays);
1128 string sAVEnd = dtAVEnd.ToString("M/d/yyyy@H:mm");
1129
1130 //Increment start day to search a week (or so) at a time
1131 //30 is a test increment. Need to test different values for performance
1132 int nIncrement = (nMaximumDays < 30) ? nMaximumDays : 30;
1133
1134 //nCount and nCountEnd are the 'moving' counters
1135 //that I add to start and end to get the bracket
1136 //At the beginning of the DO loop, nCount and nCountEnd are already set
1137 bool bFinished = false;
1138 bool bFound = false;
1139
1140 DateTime dStart = a.StartTime.AddDays(nMinimumDays);
1141 // v 1.3 i18n support - FM Date passed insated of American Date
1142 string sStart = FMDateTime.Create(dStart).DateOnly.FMDateString;
1143 DateTime dEnd = dStart.AddDays(nIncrement);
1144 do
1145 {
1146 string sSql = "BSDX REBOOK NEXT BLOCK^" + sStart + "^" + a.Resource + "^" + nAVType.ToString();
1147 DataTable dtNextBlock = this.DocManager.RPMSDataTable(sSql, "NextBlock");
1148 Debug.Assert(dtNextBlock.Rows.Count == 1);
1149 DataRow drNextBlockRow = dtNextBlock.Rows[0];
1150
1151 object oNextBlock;
1152 oNextBlock = drNextBlockRow["NEXTBLOCK"];
1153 if (oNextBlock.GetType() == typeof(System.DBNull))
1154 break;
1155 DateTime dNextBlock = (DateTime)drNextBlockRow["NEXTBLOCK"];
1156 if (dNextBlock > dtAVEnd)
1157 {
1158 break;
1159 }
1160
1161 dStart = dNextBlock;
1162 dEnd = dStart.AddDays(nIncrement);
1163 if (dEnd > dtAVEnd)
1164 dEnd = dtAVEnd;
1165
1166 DataTable dtResult = CGSchedLib.CreateAvailabilitySchedule(m_DocManager, this.Resources, dStart, dEnd, alAccessTypes, ScheduleType.Resource, sSearchInfo);
1167 //Loop thru dtResult looking for a slot having the required availability type.
1168 //If found, set bFinished = true;
1169 foreach (DataRow dr in dtResult.Rows)
1170 {
1171
1172 sSlots = dr["SLOTS"].ToString();
1173 if (sSlots == "")
1174 sSlots = "0";
1175 nSlots = Convert.ToInt16(sSlots);
1176 if (nSlots > 0)
1177 {
1178 nAccessTypeID = 0; //holds the access type id of the availability block
1179 if (dr["ACCESS_TYPE"].ToString() != "")
1180 nAccessTypeID = Convert.ToInt16(dr["ACCESS_TYPE"].ToString());
1181 if ((nSearchType == -2) && (nAccessTypeID > 0)) //Match on any non-zero type
1182 {
1183 bFinished = true;
1184 bFound = true;
1185 dResult = (DateTime)dr["START_TIME"];
1186 break;
1187 }
1188 if (nAccessTypeID == nAVType)
1189 {
1190 bFinished = true;
1191 bFound = true;
1192 dResult = (DateTime)dr["START_TIME"];
1193 break;
1194 }
1195 }
1196 }
1197 dStart = dEnd.AddDays(1);
1198 dEnd = dStart.AddDays(nIncrement);
1199 if (dEnd > dtAVEnd)
1200 dEnd = dtAVEnd;
1201 } while (bFinished == false);
1202
1203 if (bFound == true)
1204 {
1205 aCopy.StartTime = dResult;
1206 aCopy.EndTime = dResult.AddMinutes(a.Duration);
1207 //Create the appointment
1208 //Set the AUTOREBOOKED flag
1209 //and store the "AutoRebooked To DateTime"
1210 //in each autorebooked appointment
1211 this.CreateAppointment(aCopy);
1212 SetAutoRebook(a, dResult);
1213 return "1";
1214 }
1215 else
1216 {
1217 return "0";
1218 }
1219 }
1220
1221 private void SetAutoRebook(CGAppointment a, DateTime dtRebookedTo)
1222 {
1223 string sApptKey = a.AppointmentKey.ToString();
1224 //string sRebookedTo = dtRebookedTo.ToString("M/d/yyyy@HH:mm");
1225 // i18n
1226 string sRebookedTo = FMDateTime.Create(dtRebookedTo).FMDateString;
1227 string sSql = "BSDX REBOOK SET^" + sApptKey + "^" + sRebookedTo;
1228 System.Data.DataTable dtRebook = m_DocManager.RPMSDataTable(sSql, "AutoRebook");
1229
1230 }
1231
1232 public string AppointmentNoShow(CGAppointment a, bool bNoShow)
1233 {
1234 /*
1235 * BSDX NOSHOW RPC Returns 1 in ERRORID if successfully sets NOSHOW flag in BSDX APPOINTMENT and, if applicable, File 2
1236 *Otherwise, returns negative numbers for failure and errormessage in ERRORTXT
1237 *
1238 */
1239 int nApptID = a.AppointmentKey;
1240 string sTest = bNoShow.ToString();
1241 string sNoShow = (bNoShow == true) ? "1" : "0";
1242 string sSql = "BSDX NOSHOW^" + nApptID.ToString();
1243 sSql += "^";
1244 sSql += sNoShow;
1245
1246 DataTable dtAppt = m_DocManager.RPMSDataTable(sSql, "AppointmentNoShow");
1247
1248 Debug.Assert(dtAppt.Rows.Count == 1);
1249 DataRow r = dtAppt.Rows[0];
1250 string sErrorID = r["ERRORID"].ToString();
1251 if (sErrorID != "1")
1252 {
1253 return r["ERRORTEXT"].ToString();
1254 }
1255
1256 //All okay over here... then set appointment noshow or not no show...
1257 a.NoShow = bNoShow ? true : false;
1258
1259 //bool bRet = RefreshSchedule();
1260
1261 return sErrorID;
1262 }
1263
1264 public bool AppointmentUndoCheckin(CGAppointment a, out string msg)
1265 {
1266 msg = "";
1267 //zero good, anything else bad
1268 DataTable dt = CGDocumentManager.Current.DAL.RemoveCheckIn(a.AppointmentKey);
1269 if (dt.Rows[0][0].ToString() == "0")
1270 {
1271 a.CheckInTime = DateTime.MinValue; // remove check-in time.
1272 return true;
1273 }
1274
1275 else
1276 {
1277 msg = dt.Rows[0][0].ToString();
1278 return false;
1279 }
1280 }
1281
1282 //DON'T USE OBVIOUSLY. JUST FOR TESTING.
1283 public void ThrowException()
1284 {
1285 throw new Exception("Hello World. I am an Exception.");
1286 }
1287
1288 #endregion Methods
1289
1290 }//End class
1291}//End namespace
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