public void NotifyObservers(ReservationType reservation)
{
String hotelId;
foreach (IObserver ob in observers)
{
hotelId = ob.GetHotelId();
//Notify the right observer
if (hotelId == reservation.hotelId)
{
ob.Update(reservation);
break;
}
}
}
public void GenerateReservation()
{
list = new List <ReservationType>();
ReservationType reserve = new ReservationType("000111", "20160905", 1, "00001", "KB");
ReserveRoom(reserve);
reserve = new ReservationType("000111", "20160905", 4, "00002", "KB");
ReserveRoom(reserve);
reserve = new ReservationType("000111", "20160905", 5, "00003", "KB");
ReserveRoom(reserve);
reserve = new ReservationType("000111", "20160907", 3, "00004", "KB");
ReserveRoom(reserve);
reserve = new ReservationType("000111", "20160909", 4, "00005", "KB");
ReserveRoom(reserve);
reserve = new ReservationType("000111", "20160906", 5, "00006", "KB"); // fails - room not available
ReserveRoom(reserve);
reserve = new ReservationType("000111", "20160905", 1, "00007", "QB");
ReserveRoom(reserve);
reserve = new ReservationType("000111", "20160905", 1, "00008", "KB"); // fails- room not available
ReserveRoom(reserve);
reserve = new ReservationType("000111", "20160905", 4, "00009", "QB");
ReserveRoom(reserve);
reserve = new ReservationType("000111", "20170905", 1, "00010", "KB"); // fails- room not available
ReserveRoom(reserve);
reserve = new ReservationType("000555", "20160915", 5, "00011", "QB");
ReserveRoom(reserve);
reserve = new ReservationType("000555", "20160925", 10, "00012", "QB"); // fails- room not available.
ReserveRoom(reserve);
reserve = new ReservationType("000555", "20160907", 3, "00013", "QB");
ReserveRoom(reserve);
reserve = new ReservationType("000555", "20160909", 3, "00014", "KB");
ReserveRoom(reserve);
reserve = new ReservationType("000555", "20160905", 1, "00015", "AB"); // fails- unknown room type
ReserveRoom(reserve);
reserve = new ReservationType("000998", "20160905", 1, "00016", "DB"); // fails- unknown hotel ID. I changed the ID you gave us cause that was a hotel on our program
ReserveRoom(reserve);
}
public bool ReserveRoom(ReservationType reservation)
{
List <InventoryType> inventory; //holds deserialized data from roomInventory.xml
List <HotelsList> hotels;
List <RoomTypes> roomamount;
StreamReader sr;
XmlSerializer Serial;
bool UnknownHotelId = false;
bool UnknownRoomType = false;
int x = 0;
//Reads InventoryType.xml data
inventory = dezerializeRoomI();
//Reads hotels.xml data
hotels = new List <HotelsList>();
sr = new StreamReader(@"..\..\hotelslisting.xml");
Serial = new XmlSerializer(hotels.GetType());
hotels = (List <HotelsList>)Serial.Deserialize(sr);
sr.Close();
//Reads roomtypes.xml data
roomamount = new List <RoomTypes>();
sr = new StreamReader(@"..\..\roomtypes.xml");
Serial = new XmlSerializer(roomamount.GetType());
roomamount = (List <RoomTypes>)Serial.Deserialize(sr);
sr.Close();
//loop through inventory file by each Hotel
for (int i = 0; i < inventory.Count; i++)
{
//loop if the hotelId exist
if (reservation.hotelId == inventory[i].HotelId)
{
//this is to divide i by the number of rooms so we can find out the hotel
int numberOfRooms = roomamount.Count();
x = i / numberOfRooms;
for (int j = 0; j < hotels[x].RoomTypes.Count; j++) // loop through all the types that can happen in the hotels file
{
if (reservation.roomType == inventory[j].RoomType) // check if the room type maches
{
//Create a reservation ID
Random rnd = new Random();
reservation.reservationId = rnd.Next().ToString();
//Calculate the cost of the reservation with method
reservation.cost = calculatePrice(int.Parse(hotels[x].RoomTypes[j].rate), reservation.numDays);
if (CheckAvailable(reservation, inventory[j].quantity))
{
reservation.result = ReservationType.ReservationResultType.Success;
addToSucced(reservation.hotelId, reservation.startDate, reservation.numDays, reservation.customerId, reservation.roomType, reservation.cost, reservation.reservationId, reservation.result);
NotifyObservers(reservation);
return(true);
}
else
{
reservation.result = ReservationType.ReservationResultType.RoomNotAvailable;
reservation.cost = 0;
reservation.reservationId = null;
addToSucced(reservation.hotelId, reservation.startDate, reservation.numDays, reservation.customerId, reservation.roomType, reservation.cost, reservation.reservationId, reservation.result);
// NotifyObservers(reservation);
return(false);
}
}
else
{
UnknownRoomType = true;
}
}
}
else
{
UnknownHotelId = true;
}
}
if (UnknownRoomType == true)
{
reservation.result = ReservationType.ReservationResultType.UnknownRoomType;
reservation.cost = 0;
reservation.reservationId = null;
addToSucced(reservation.hotelId, reservation.startDate, reservation.numDays, reservation.customerId, reservation.roomType, reservation.cost, reservation.reservationId, reservation.result);
}
else if (UnknownHotelId == true)
{
reservation.result = ReservationType.ReservationResultType.UnknownHotelId;
reservation.cost = 0;
reservation.reservationId = null;
addToSucced(reservation.hotelId, reservation.startDate, reservation.numDays, reservation.customerId, reservation.roomType, reservation.cost, reservation.reservationId, reservation.result);
}
return(false);
}
public bool CheckAvailable(ReservationType curretReservation, String Quantity)
{
// List<ReservationType> currentList;
List <string> Reservation;
int roomsAvailable = (int.Parse(Quantity));
List <String> listOfDays = CreateDateList(curretReservation.startDate, curretReservation.numDays);
String CheckIn = listOfDays[0];
String CheckOut = listOfDays[listOfDays.Count - 1];
// if the files doesn't exist will return true since there is no other preview reservation
if (File.Exists(@"../../reservations.xml") == false)
{
if (CheckOut.CompareTo("20160930") < 0)
{
return(true);
}
else
{
return(false);
}
}
list = new List <ReservationType>();
sr = new StreamReader(@"..\..\reservations.xml");
Serial = new XmlSerializer(list.GetType());
list = (List <ReservationType>)Serial.Deserialize(sr);
sr.Close();
if (CheckOut.CompareTo("20160930") > 0) // if the room is outside the range of the hotel dates
{
return(false);
}
else if (list.Count <= roomsAvailable - 1)
{
//Room Available because there are less reservations than rooms
return(true);
}
else
{
for (int i = 0; i < list.Count; i++)
{
Reservation = CreateDateList(list[i].startDate, list[i].numDays);
//to confirm we are checking in the same hotel ans same roomtype
if (curretReservation.hotelId == list[i].hotelId && curretReservation.roomType == list[i].roomType && list[i].result == ReservationType.ReservationResultType.Success)
{
// see if the current reservation interfier with any preview reservation made
if ((Reservation[0].CompareTo(CheckOut) <= 0 && Reservation[Reservation.Count - 1].CompareTo(CheckIn) >= 0))
{
//decrease the room amount
roomsAvailable--;
}
}
if (roomsAvailable <= 0)
{
return(false);
}
}
}
return(true);
}