private void AcceptButton_Click(object sender, RoutedEventArgs e)
{
Accepted = true;
try
{
DateTime start;
DateTime end;
try
{
start = (DateTime)StartDatePicker.SelectedDate;
}
catch (Exception)
{
MessageBox.Show("Please enter a valid start date.");
Accepted = false;
return;
} try
{
end = (DateTime)EndDatePicker.SelectedDate;
}
catch (Exception)
{
MessageBox.Show("Please enter a valid end date.");
Accepted = false;
return;
}
DateTime shiftStart;
DateTime time;
try
{
time = DateTime.ParseExact(StartTimeBox.Text, "hh:mm:ss tt", CultureInfo.CurrentCulture);
shiftStart = start + time.TimeOfDay;
}
catch
{
MessageBox.Show("Shift start time is invalid.");
Accepted = false;
return;
}
TimeSpan duration;
if (!TimeSpan.TryParse(EndTimeBox.Text, out duration))
{
MessageBox.Show("Shift duration is invalid.");
Accepted = false;
return;
}
List <DayOfWeek> daysOfWeek = new List <DayOfWeek>();
if (MondayCheckBox.IsChecked == true)
{
daysOfWeek.Add(DayOfWeek.Monday);
}
if (TuesdayCheckBox.IsChecked == true)
{
daysOfWeek.Add(DayOfWeek.Tuesday);
}
if (WednesdayCheckBox.IsChecked == true)
{
daysOfWeek.Add(DayOfWeek.Wednesday);
}
if (ThursdayCheckBox.IsChecked == true)
{
daysOfWeek.Add(DayOfWeek.Thursday);
}
if (FridayCheckBox.IsChecked == true)
{
daysOfWeek.Add(DayOfWeek.Friday);
}
if (SaturdayCheckBox.IsChecked == true)
{
daysOfWeek.Add(DayOfWeek.Saturday);
}
if (SundayCheckBox.IsChecked == true)
{
daysOfWeek.Add(DayOfWeek.Sunday);
}
if (_shift == null)
{
Shift = Shift.ShiftFactory(NameTextBox.Text, shiftStart, duration, start, end, null, daysOfWeek, _isCoating);
}
else
{
_shift.Name = NameTextBox.Text;
_shift.StartDate = start;
_shift.Duration = duration;
_shift.StartTime = shiftStart;
_shift.EndDate = end;
_shift.DaysList = daysOfWeek;
}
Shift.ForegroundColor = ForegroundColorPicker.SelectedColor;
Shift.BackgroundColor = BackgroundColorPicker.SelectedColor;
Shift.LinesCanRunOn = new List <string>(ViewModel.RunOnLines);
}
catch (Exception exception)
{
MessageBox.Show(String.Format("There was an error while trying to save the shift information.\nDeveloper information: {0}", exception.Message));
Accepted = false;
}
Close();
}
public static ShiftTime ShiftTimeFactory(DateTime startTime, TimeSpan duration, bool isActive = true, bool isOvertime = false, Shift shift = null)
{
return(new ShiftTime(startTime, duration, isActive, isOvertime, shift));
}
private ShiftTime(DateTime startTime, TimeSpan duration, bool isActive, bool isOvertime, Shift shift)
{
_startTime = startTime;
_duration = duration;
_isActive = isActive;
_isOvertime = isOvertime;
_shift = shift;
}
public DateTime GetPreviousShiftStart(DateTime date, Shift currentShift)
{
DateTime startTime = StaticFunctions.GetDayAndTime(date, currentShift.StartTime);
// account for shifts that span multiple days. Use the starting day...
if ((new TimeSpan(currentShift.StartTime.Hour, currentShift.StartTime.Minute, currentShift.StartTime.Second) +
currentShift.Duration).TotalHours > 24)
{
startTime = startTime.AddDays(-1);
}
DateTime currentDateTime = startTime;
bool closer = true;
// Find the end time closest to the current shift start time while not going over - Welcome to The Shift is Right?
TimeSpan closestdif = TimeSpan.MaxValue;
int infinityPrevention = 356; // dont go back more than a year...
do
{
--infinityPrevention;
if (Shifts.Count == 1)
{
var shift = Shifts[0];
var found = false;
var shiftStart = StaticFunctions.GetDayAndTime(currentDateTime, shift.StartTime);
// go back a day until there is a shift on that day
do
{
shiftStart = shiftStart.AddDays(-1);
if (shift.DaysList.Contains(shiftStart.DayOfWeek))
{
closestdif = startTime - shiftStart;
found = true;
}
} while (!found && infinityPrevention > 0);
break;
}
else
{
foreach (var shift in Shifts)
{
if (shift.DaysList.Contains(currentDateTime.DayOfWeek))
{
closer = false; // something runs on this day. If it's not closer, then quit
var shiftStart = StaticFunctions.GetDayAndTime(currentDateTime, shift.StartTime);
if ((new TimeSpan(shiftStart.Hour, shiftStart.Minute, shiftStart.Second) + shift.Duration).TotalHours > 24)
{
shiftStart = shiftStart.AddDays(-1);
}
TimeSpan dif = startTime - shiftStart;
if (dif.TotalHours > 0 && dif < closestdif)
{
closestdif = dif;
closer = true;
}
else if (dif.TotalHours < 0)
{
closer = true;
}
}
}
}
currentDateTime = currentDateTime.AddDays(-1); // go back a day
} while (closer && infinityPrevention > 0);
if (infinityPrevention == 0)
{
throw new ArgumentOutOfRangeException("No shifts before the given one.");
}
return(startTime - closestdif);
}
