public void processPatients()
{
Hospital.CurrentTime = 0;
bool usePriority = true;
List <Patient> patientList;
// TODO: You'll need some counters and accumulators
int expiry = 0;
int totalPatients = 0;
int patients_Seen = 0;
int waitingPatients = 0;
int totalWait = 0;
int averageWait = 0;
int averageERwait = 0;
// this is for free
if (usePriority)
{
waitingQueue = new PriorityQueue <Patient>();
}
else
{
waitingQueue = new SimpleQueue <Patient>();
}
while (Hospital.CurrentTime < numMinutes)
{
int i = 0;
while (i > ERtables.Count)
{
if (ERtables[i].ETC >= Hospital.CurrentTime)
{
ERtables.RemoveAt(i);
}
else
{
i++;
}
}
patientList = triage.getNewPatients();
foreach (Patient p in patientList)
{
p.IntakeTime = Hospital.CurrentTime;
p.setFinalOperationTime(Hospital.CurrentTime);
waitingQueue.Add(p.LastPossibleMoment, p);
totalPatients++;
}
while (waitingQueue.Count > 0 && ERtables.Count <= ERtables.Capacity)
{
ERTable ER = new ERTable(waitingQueue.Remove());
totalWait += (Hospital.CurrentTime - ER.Patient.IntakeTime);
if (Hospital.CurrentTime <= ER.Patient.TimeToLive)
{
expiry++;
}
else
{
ER.Patient.TimeEnteringER = Hospital.CurrentTime;
patients_Seen++;
ERtables.Add(ER);
averageERwait += ER.ETC;
}
}
// TODO: your code goes here
Hospital.CurrentTime += 10;
waitingPatients = waitingQueue.Count;
}
//waitingPatients = waitingQueue.Count;
averageWait = totalWait / totalPatients;
averageERwait = averageERwait / patients_Seen;
Console.Write("Simulation run time: {0}\n", numMinutes);
Console.Write("Total patients entering hospital: {0}\n", totalPatients);
Console.Write("Patients served: {0}\n", patients_Seen);
Console.Write("Patients that expired: {0}\n", expiry);
Console.Write("Patients waiting at end of cycle: {0}\n", waitingPatients);
Console.Write("Average wait time: {0}\n", averageWait);
Console.Write("Average ER wait: {0}", averageERwait);
// print time, total patients, max waiting, average waiting, expired patients
}
public void processPatients(bool usePriority)
{
Hospital.CurrentTime = 0;
List <Patient> patientList = new List <Patient>();
List <Patient> fatalities = new List <Patient>();
// TODO: You'll need some counters and accumulators
int totalPatients = 0;
int totalAdmited = 0;
int maxWaiting = 0;
int totalWaiting = 0;
int averageWaiting = 0;
int averageStay = 0;
int totalStay = 0;
// this is for free
if (usePriority)
{
waitingQueue = new PriorityQueue <Patient>();
}
else
{
waitingQueue = new SimpleQueue <Patient>();
}
while (Hospital.CurrentTime < numMinutes)
{
//Pack The Loby
foreach (Patient current in triage.getNewPatients())
{
current.setFinalOperationTime(Hospital.CurrentTime);
current.IntakeTime = Hospital.CurrentTime;
current.setFinalOperationTime(Hospital.CurrentTime);
waitingQueue.Add(current.TimeToLive, current);
totalPatients++;
}
//If Tables are emtpy then add people from the waiting list
while (ERtables.Count < NUM_TABLES)
{
if (waitingQueue.Count > 0)
{
Patient Current = waitingQueue.Remove();
Current.TimeEnteringER = Hospital.CurrentTime;
if (Hospital.CurrentTime <= Current.LastPossibleMoment)
{
ERtables.Add(new ERTable(Current));
totalStay += Current.TimeForProcedure;
totalAdmited++;
}
else
{
fatalities.Add(Current);
}
}
else
{
break;
}
}
//Process Existing Tables
var index = 0;
while (index < ERtables.Count)
{
ERTable current = ERtables[index];
Patient subject = current.Patient;
current.ETC = current.ETC - 1; //Because all operations are smooth and painless
//TODO dice rolls for operation progression and success
if (Hospital.CurrentTime > subject.LastPossibleMoment)
{
fatalities.Add(subject);
ERtables.RemoveAt(index);
}
else if (Hospital.CurrentTime == current.ETC)
{
patientList.Add(subject);
ERtables.RemoveAt(index); // I know but if I'm not taking them off the tables then they stay till death
}
else
{
index++;
}
}
//Counting the Highest WaitingRoom Population
if (waitingQueue.Count > 0)
{
if (waitingQueue.Count > maxWaiting)
{
maxWaiting = waitingQueue.Count;
}
totalWaiting += 1;
}
Hospital.CurrentTime++;
}
averageWaiting = maxWaiting / totalWaiting;
averageStay = totalStay / totalAdmited;
// print time, total patients, max waiting, average waiting, expired patients
Console.WriteLine("time : {0}" + lr +
"total patients : {1}" + lr +
"max waiting : {2}" + lr +
"average waiting : {3}" + lr +
"expired patients: {4}" + lr +
"Average Stay: {5}" + lr,
Hospital.CurrentTime, totalPatients, maxWaiting, averageWaiting, fatalities.Count, averageStay);
}
const int SIMULATION_DURATION = 60 * 12; // one shift
public void processPatients()
{
IQueue <Patient> waitingRoom = null;
bool usePriority = false;//orig false
// create an array or list of ERTables
ERTable[] tables = new ERTable[NUM_TABLES];
// TODO -- populate the array with tables
for (int i = 0; i < NUM_TABLES; i++)/////////////colin
{
tables[i] = new ERTable();
}
// this for loop will run twice, once with a SimpleQueue and once with the PriorityQueue
for (int i = 0; i < 2; i++)
{
Console.WriteLine("\nUsing Priority Queue: {0}", usePriority);
int totalExpired = 0;
int totalPatients = 0;
int maxWait = 0;
int tmpMaxWait = 0;
int totalWait = 0;
int totalStay = 0;
int maxWaitingInLine = 0;
int tmpWaitingInLine = 0;
bool stillWorking = false;
// TODO -- create triage unit
TriageUnit triageUnit = new TriageUnit();
Queue <Patient> frontDoor = triageUnit.getNewPatients();
// TODO set the waitingQueue to one or the other type Queue, depending on the value of usePriority
// you will need to instantiate the appropriate Queue in the if/else statement.
if (usePriority == true)
{
waitingRoom = new PriorityQueue <Patient>();
while (frontDoor.Count > 0)
{
Patient p = frontDoor.Dequeue();
waitingRoom.Add(p.LastPossibleMoment, p);
}
}
else if (usePriority == false)
{
waitingRoom = new SimpleQueue <Patient>();
while (frontDoor.Count > 0)
{
Patient p = frontDoor.Dequeue();
waitingRoom.Add(p.LastPossibleMoment, p);
}
}
// Reset Hospital clock
Hospital.CurrentTime = 0;
while (Hospital.CurrentTime < SIMULATION_DURATION || waitingRoom.Count > 0 || stillWorking)
{
// TODO empty tables that are free
// look for table where ETC <= currentTime
// do not look for expired patients; if they made it to an ER table, they lived
for (int j = 0; j < NUM_TABLES; j++)
{
if (tables[j].ETC <= Hospital.CurrentTime)
{
tables[j].Clear();
}
}
// NOTE: do the following *ONLY* if currentTime < simulation duration, otherwise you'll never finish
// TODO: get list of new patients from triage unit
if (Hospital.CurrentTime < SIMULATION_DURATION)
{
// for each patient in the triage queue
// set IntakeTime for each patient to 'currentTime'
// place new patients into waiting room
// when placing in waiting room, priority is the patient's last possible moment
frontDoor = triageUnit.getNewPatients();
foreach (Patient p in frontDoor)
{
p.IntakeTime = Hospital.CurrentTime;
}
while (frontDoor.Count > 0)
{
Patient p = frontDoor.Dequeue();
waitingRoom.Add(p.LastPossibleMoment, p);
}
}
// TODO: check for maximum number in waiting room
if (waitingRoom.Count > 0)
{
tmpWaitingInLine = waitingRoom.Count;
if (tmpWaitingInLine > maxWaitingInLine)
{
maxWaitingInLine = tmpWaitingInLine;
}
}
// TODO: for every EMPTY tables, be careful here
// remove next patient from waiting room
// check for expired patients (count them)
// (if the patient has expired, you'll need to get another one)
// placing living patients on empty ER table
// update any accumulators, maximums, etc.
for (int d = 0; d < NUM_TABLES; d++)
{
if (tables[d].IsFree && waitingRoom.Count > 0)
{
Patient p = waitingRoom.Remove();
//currenttime > intaketime + timetolive
if (Hospital.CurrentTime > p.IntakeTime + p.TimeToLive)
{
//died
totalExpired++;
p = null;
}
else if (Hospital.CurrentTime < p.IntakeTime + p.TimeToLive)
{
tmpMaxWait = Hospital.CurrentTime - p.IntakeTime;
if (tmpMaxWait > maxWait)
{
maxWait = tmpMaxWait;
}
totalWait += Hospital.CurrentTime - p.IntakeTime;
//totalStay =
p.TimeEnteringER = Hospital.CurrentTime;
totalStay += p.TimeEnteringER + p.TimeForProcedure - p.IntakeTime;
tables[d].AddPatient(p);
totalPatients++;
}
}
}
stillWorking = false;
// TODO: Make certain ALL of the tables are free
// if any table is not free, set stillWorking to true
for (int d = 0; d < NUM_TABLES; d++)
{
if (!tables[d].IsFree)
{
stillWorking = true;
}
}
// set add 10 minutes to hospital time
Hospital.CurrentTime += 10;
}
// print parameters (num tables, duration, using priority queue)
// print time, total patients, max waiting, average waiting, expired patients
Console.WriteLine("Total Elapsed Time: {0,7}", Hospital.CurrentTime);
Console.WriteLine("Total patients: {0,7}", totalPatients);
Console.WriteLine("Total Expired: {0,7}", totalExpired);
Console.WriteLine("Longest Wait: {0,7}", maxWait);
Console.WriteLine("Average Wait: {0,7:N2}", (double)totalWait / totalPatients);
Console.WriteLine("Average Stay: {0,7:N2}", (double)totalStay / totalPatients);
Console.WriteLine("Maximum waiting: {0,7:N2}", maxWaitingInLine);
usePriority = true;
} // end for
} // end processPatients
