/*calulates the no of rooms based on the price difference and the need
* calls the encoder to encode the order and places the order in the buffer*/
public void calcRooms(int i, float newPrice)
{
try
{
int need = rng.Next(0, 5);
int maxRoomPriceDiff = 5000;
float diff = currentPrice[i] - newPrice;
currentPrice[i] = newPrice;
float fraction = (diff + maxRoomPriceDiff) / (2 * maxRoomPriceDiff);
int rooms = (Int32)Math.Round(fraction * need);
if (rooms == 0)
{
return;
}
o1 = new Order();
int tempOrder = ++orderId;
o1.setOrder(agencyId, cardNo, h[i].getHotelId(), rooms, tempOrder, newPrice);
String buffer_str = EncoderDecoder.encode(o1);
pendingReciept++;//increment the pending reciept with every order that is placed in buffer
Buffer.setBuffer(buffer_str, agencyId, h[i].getHotelId(), tempOrder, newPrice);
Thread.Sleep(rng.Next(400, 600));
return;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
/*gets the order confirmation from the RecieptBuffer class, wheather
* the order is allocated romms or is cancelled*/
public void getReciept()
{
try
{
while (pendingReciept > 0 || atLeastOneIsAlive() || agencyAlive)
{
if (pendingReciept >= 0)
{
if (atLeastOneIsDead())
{
for (int i = 0; i < HotelBookingSystem.Buffer.getLength(); i++)
{
String x = HotelBookingSystem.Buffer.getBuffer(i);
if (x.Equals("-1"))
{
continue;
}
else
{
//Console.WriteLine("Hi");
Order o = EncoderDecoder.decode(x);
for (int j = 0; j < h.Length; j++)
{
if (o.getAgencyId() == agencyId && h[j].getHotelId() == o.getHotelId() && !h[j].isHotelAlive())
{
Buffer.freeBuffer(i);
pendingReciept--;
Console.WriteLine("Agency {1}-> Cancelling Order {0} to Hotel {2} because Hotel has terminated.", o.getOrderId(), agencyId, o.getHotelId(), System.DateTime.Now);
}
}
}
}
}
String receipt = ReceiptBuffer.getBuffer(agencyId);
if (!receipt.Equals("-1"))
{
Console.WriteLine("Agency {0}-> Confirmation Received: " + receipt, agencyId);
pendingReciept--;
}
Thread.Sleep(500);
}
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
//This method is started as a thread
public void runHotel()
{
try
{
ArrayList orderthreadarr = new ArrayList();
hotelAlive = true;
String x = "";
new Thread(new ThreadStart(runPricingControl)).Start();
while (hotelAlive)
{
for (int j = 0; j < HotelBookingSystem.Buffer.getLength(); j++)
{
x = HotelBookingSystem.Buffer.getBuffer(j);
if (x.Equals("-1"))
{
continue;
}
else
{
Order o = EncoderDecoder.decode(x);
if (o.getHotelId() == hotelId)
{
HotelBookingSystem.Buffer.freeBuffer(j);
totalRoomsOrdered += o.getRooms();
Console.WriteLine("Hotel {0}-> Received OrderId-{1} from Agency{2} ..PriceQuote:{3} , Rooms Ordered:{4} ", hotelId, o.getOrderId(), o.getAgencyId(), o.getQuotePrice(), o.getRooms());
Thread t = new Thread(new ParameterizedThreadStart(processOrder));
t.Start(o);
orderthreadarr.Add(t);
}
}
}
Thread.Sleep(500);
}
foreach (Thread item in orderthreadarr)
{
item.Join();
}
Console.WriteLine("Hotel {0}-> Terminated at Timestamp: {1}", hotelId, System.DateTime.Now);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
