private void button_Click(object sender, RoutedEventArgs e)
{
workingShift = new WorkingShift();
workingShift.start = DateTime.Now;
workingShift.end = null;
workingShift.description = "Test Plinio Sacchetti";
workingShift.idPerson = 1;
bd.WorkingShifts.Add(workingShift);
bd.SaveChanges();
}
/// <summary>
/// Remove from database the workingshifts listed in the paramater.
/// (if the workingShif id is in the list then it is removed)
/// </summary>
/// <param name="wsList">List of WorkingShift to remove</param>
/// <param name="bd">database</param>
public static void RemoveWorkingShiftDataBase(List <WorkingShift> wsList, bd_easyplannerEntities bd)
{
WorkingShift wsRemove = null;
foreach (WorkingShift ws in wsList)
{
wsRemove = bd.WorkingShifts.Find(ws.idShift);
if (wsRemove != null)
{
bd.WorkingShifts.Remove(wsRemove);
}
}
bd.SaveChanges();
}
/// <summary>
/// Generating of the workingshifts from the calculated flows
/// </summary>
/// <returns>List of coherents shifts given the constructed graph</returns>
public Tuple <List <WorkingShift>, List <string> > GetShifts()
{
List <WorkingShift> shifts = new List <WorkingShift>();
List <string> problems = new List <string>();
CalculateMaximumFlow();
// init quotas dict
Dictionary <ScheduleSlot, List <Tuple <Person, double> > > quotas = new Dictionary <ScheduleSlot, List <Tuple <Person, double> > >();
foreach (FlowNode node in this.Nodes)
{
if (node.Type == FlowNodeType.Slot)
{
quotas.Add(((SlotFlowNode)node).Slot, new List <Tuple <Person, double> >());
}
}
// recup quotas
foreach (KeyValuePair <FlowArc, double> flowDict in this.Flows)
{
FlowArc arc = flowDict.Key; double flow = flowDict.Value;
switch (arc.Start.Type)
{
case FlowNodeType.Virtual:
// si flow < capacité alors personne pas complètement occupée => trop de RH
if (flow < arc.Capacity)
{
Person person = ((PersonFlowNode)arc.End).Person;
string problem = person.firstName + " " + person.name + " : " +
(arc.Capacity - flow) + " heure(s) manquante(s) pour atteindre " + person.occupancyRate + "%";
problems.Add(problem);
}
break;
case FlowNodeType.Person:
if (flow > 0)
{
quotas[((SlotFlowNode)arc.End).Slot].Add(new Tuple <Person, double>(((PersonFlowNode)arc.Start).Person, flow));
}
break;
case FlowNodeType.Slot:
// si flow < capacité alors plage pas complètement couverte => pas assez de RH
if (flow < arc.Capacity)
{
ScheduleSlot slot = ((SlotFlowNode)arc.Start).Slot;
string problem = DateTimeFormatInfo.CurrentInfo.GetDayName((DayOfWeek)Enum.GetValues(typeof(DayOfWeek)).GetValue(slot.dayOfWeek)) +
" " + slot.startHour.ToString(@"hh\:mm") + " - " + slot.endHour.ToString(@"hh\:mm") + " : " +
(arc.Capacity - flow) + " heure(s) manquante(s) pour remplir " + slot.minAttendency + " présence(s)";
problems.Add(problem);
}
break;
default:
break;
}
}
// create shifts
foreach (KeyValuePair <ScheduleSlot, List <Tuple <Person, double> > > quotaDict in quotas)
{
ScheduleSlot slot = quotaDict.Key; List <Tuple <Person, double> > liste = quotaDict.Value;
TimeSpan start = slot.startHour;
TimeSpan end = slot.endHour;
TimeSpan fromThere = start;
foreach (Tuple <Person, double> quotaTuple in liste)
{
Person person = quotaTuple.Item1;; double hours = quotaTuple.Item2;
while (hours > 0)
{
TimeSpan toThere = TimeSpan.FromTicks(Math.Min(end.Ticks, fromThere.Add(TimeSpan.FromHours(hours)).Ticks));
WorkingShift shift = new WorkingShift();
DateTime theDay = WeekStart.AddDays(((int)slot.dayOfWeek - (int)WeekStart.DayOfWeek) % 7);
shift.start = theDay.Add(fromThere);
shift.end = theDay.Add(toThere);
shift.Person = person;
shifts.Add(shift);
hours -= toThere.Subtract(fromThere).TotalHours;
if (toThere == end)
{
fromThere = start;
}
else
{
fromThere = toThere;
}
}
}
}
// merging contiguous shifts
int i = 0;
while (i < shifts.Count)
{
WorkingShift shiftI = shifts[i];
int j = i + 1;
while (j < shifts.Count)
{
WorkingShift shiftJ = shifts[j];
if (shiftJ.Person == shiftI.Person)
{
if (shiftJ.start == shiftI.end)
{
shiftI.end = shiftJ.end;
shifts.Remove(shiftJ);
}
else if (shiftJ.end == shiftI.start)
{
shiftI.start = shiftJ.start;
shifts.Remove(shiftJ);
}
else
{
j++;
}
}
else
{
j++;
}
}
i++;
}
return(new Tuple <List <WorkingShift>, List <string> >(shifts, problems));
}
