public ActionResult CreateMultiple(InterviewCreateMultipleViewModel ViewModel)
{
Interview interview = ViewModel.interview;
var openStatus = db.InterviewStatus.FirstOrDefault(s => s.default_status);
if (openStatus == null)
{
Session["FlashMessage"] = "Default Status not found.";
return RedirectToAction("CreateMultiple");
}
int openedStatusId = openStatus.id;
List<bool> availableDaysOfWeek = PrepareAvailableDaysOfWeek(ViewModel.config);
List<Timeslot> timeslots = new List<Timeslot>();
DateTime datecursor = ViewModel.config.start_date.Date;
//initialize skipped_dates to avoid null reference
var skipped_dates = new List<DateTime>();
if (ViewModel.skipped_dates != null)
{
skipped_dates = ViewModel.skipped_dates.ToList();
}
try
{
while (datecursor <= ViewModel.config.end_date.Date)
{
if (availableDaysOfWeek[Convert.ToInt16(datecursor.DayOfWeek)] && !skipped_dates.Any(d => d.Date == datecursor.Date))
{
foreach (var session in ViewModel.sessions.Where(s => !s.excluded).ToList())
{
TimeSpan starttime = session.start_time.TimeOfDay;
TimeSpan duration = new TimeSpan(0, ViewModel.interview.duration + ViewModel.interview.buffer, 0);
TimeSpan endtime = starttime.Add(duration);
while (endtime <= session.end_time.TimeOfDay)
{
bool overlapped = false;
TimeSpan newstarttime = new TimeSpan();
foreach (var ex_session in ViewModel.sessions.Where(x => x.excluded))
{
TimeSpan ex_starttime = ex_session.start_time.TimeOfDay;
TimeSpan ex_endtime = ex_session.end_time.TimeOfDay;
if ((starttime >= ex_starttime && starttime < ex_endtime)
|| (endtime > ex_starttime && endtime <= ex_endtime)
|| (starttime <= ex_starttime && endtime >= ex_endtime))
{
overlapped = true;
newstarttime = ex_endtime > newstarttime ? ex_endtime : newstarttime;
goto Action;
}
}
foreach (var ex_session in db.Interviews.Where(i => i.venue_id == interview.venue_id))
{
DateTime ex_starttime = ex_session.start_time;
DateTime ex_endtime = ex_session.end_time;
if ((datecursor.Add(starttime) >= ex_starttime && datecursor.Add(starttime) < ex_endtime)
|| (datecursor.Add(endtime) > ex_starttime && datecursor.Add(endtime) <= ex_endtime)
|| (datecursor.Add(starttime) <= ex_starttime && datecursor.Add(endtime) >= ex_endtime))
{
overlapped = true;
newstarttime = ex_endtime.TimeOfDay > newstarttime ? ex_endtime.TimeOfDay : newstarttime;
goto Action;
}
}
Action:
if (!overlapped && endtime <= session.end_time.TimeOfDay)
{
interview.start_time = datecursor.Add(starttime);
interview.end_time = datecursor.Add(endtime);
interview.status_id = openedStatusId;
db.Interviews.Add(interview);
db.SaveChanges();
starttime = endtime;
}
else
{
starttime = newstarttime;
}
endtime = starttime.Add(duration);
}
}
}
datecursor = datecursor.AddDays(1);
}
return RedirectToAction("Index");
}
catch (Exception e)
{
ViewBag.programList = new SelectList(db.Programs.Where(p => p.require_interview), "id", "name");
ViewBag.venueList = new SelectList(db.InterviewVenues.Where(v => v.status), "id", "name");
Session["FlashMessage"] = "Failed to create interview timeslots." + e.Message;
return View(ViewModel);
}
}
public ActionResult CreateMultiple()
{
InterviewCreateMultipleViewModel ViewModel = new InterviewCreateMultipleViewModel();
ViewModel.interview = new Interview();
ViewBag.programList = new SelectList(db.Programs.Where(p => p.require_interview), "id", "name");
ViewBag.venueList = new SelectList(db.InterviewVenues.Where(v => v.status), "id", "name");
return View(ViewModel);
}