public ResourceAllocatorResult(bool status, ConsultationRecord consulation) : this()
{
Status = status;
Consultation = consulation;
}
private void ReserveResources()
{
while (true)
{
Tuple <ConsultationRecord, Action <ResourceAllocatorResult> > request;
try
{
if (!_resourceRequests.TryTake(out request, -1, Cancel.Token))
{
SimpleLogger.SimpleLogger.Instance.Log(SimpleLoggerContract.LogLevel.Info,
string.Format("ResourceAllocator: ReserveResources - Thread cancelled..."));
return;
}
}
catch (OperationCanceledException)
{
return;
}
var patient = request.Item1.Patient;
// TODO: Following LOG not HIPPA compliant.
SimpleLogger.SimpleLogger.Instance.Log(SimpleLoggerContract.LogLevel.Info,
string.Format("ResourceAllocator: Reserving Resources for Patient: {0}", patient.Name));
var doctorRule = new DoctorResourceRule();
var availableDoctors = _doctors.Where(d => doctorRule.IsResourceValid(d, patient)).ToList();
if (!availableDoctors.Any())
{
SimpleLogger.SimpleLogger.Instance.Log(SimpleLoggerContract.LogLevel.Error,
string.Format("ResourceAllocator: Failed to find any Doctors for Patient: {0}", patient.Name));
Task.Factory.StartNew(() =>
request.Item2(new ResourceAllocatorResult(false, new ConsultationRecord())));
}
var treatmentRoomRule = new TreatmentResourceRule();
var availableRooms = _treatmentRooms.Where(r => treatmentRoomRule.IsResourceValid(r, patient)).ToList();
if (!availableRooms.Any())
{
SimpleLogger.SimpleLogger.Instance.Log(SimpleLoggerContract.LogLevel.Error,
string.Format("ResourceAllocator: Failed to find any Treatment Rooms for Patient: {0}", patient.Name));
Task.Factory.StartNew(() =>
request.Item2(new ResourceAllocatorResult(false, new ConsultationRecord())));
}
const int rangeSize = 10;
SortedDictionary <DateTime, List <IResource> > availableResourceDictionary =
new SortedDictionary <DateTime, List <IResource> >();
//TODO: Make use of Parallel for after getting performance measurements
availableDoctors.ForEach(doctor =>
{
var dates = doctor.AvailableDateRange(rangeSize);
dates.ForEach(date =>
{
if (!availableResourceDictionary.ContainsKey(date))
{
availableResourceDictionary[date] = new List <IResource>();
}
availableResourceDictionary[date].Add(doctor);
});
});
//TODO: Make use of Parallel for after getting performance measurements
availableRooms.ForEach(room =>
{
var dates = room.AvailableDateRange(rangeSize);
dates.ForEach(date =>
{
if (!availableResourceDictionary.ContainsKey(date))
{
availableResourceDictionary[date] = new List <IResource>();
}
availableResourceDictionary[date].Add(room);
});
});
var firstDateWhichSatisfiesPatienTResourceConstraint = availableResourceDictionary.Keys.Where(d =>
{
return(availableResourceDictionary[d].Any(r => r is Doctor) &&
availableResourceDictionary[d].Any(r => r is TreatmentRoom));
}).FirstOrDefault();
if (!availableResourceDictionary.ContainsKey(firstDateWhichSatisfiesPatienTResourceConstraint))
{
request.Item2(new ResourceAllocatorResult(false, request.Item1));
}
var availableDoctor = availableResourceDictionary[firstDateWhichSatisfiesPatienTResourceConstraint]
.FirstOrDefault(r => r is Doctor);
var availableRoom = availableResourceDictionary[firstDateWhichSatisfiesPatienTResourceConstraint]
.FirstOrDefault(r => r is TreatmentRoom);
availableDoctor.ReserverDate(firstDateWhichSatisfiesPatienTResourceConstraint);
availableRoom.ReserverDate(firstDateWhichSatisfiesPatienTResourceConstraint);
var consultation = new ConsultationRecord(patient, (TreatmentRoom)availableRoom,
(Doctor)availableDoctor, request.Item1.DateRegistered, firstDateWhichSatisfiesPatienTResourceConstraint);
Task.Factory.StartNew(() =>
request.Item2(new ResourceAllocatorResult(true, consultation)));
}
}
public ResourceAllocatorResult()
{
Status = false;
Consultation = new ConsultationRecord();
}
public void RequestResources(Patient p, Action <ResourceAllocatorResult> resultAction)
{
var consultation = new ConsultationRecord(p, null, null, DateTime.Now.Date, DateTime.MinValue);
_resourceRequests.Add(new Tuple <ConsultationRecord, Action <ResourceAllocatorResult> >(consultation, resultAction));
}