// TODO: consider: is there ever a time to set exceptionOnSessionError to false?
/// <summary>
/// Gets the cart for the current session, or returns null for an expired cart.
/// </summary>
/// <param name="exceptionOnSessionError">
/// Whether the method should throw an exception when lacking an authenticated session.
/// </param>
public static Cart GetCart(bool exceptionOnSessionError)
{
DataSet cartResults = null;
if (!MaintainedSessionExists())
{
if (exceptionOnSessionError)
// TODO: Check if it's safe to call MaintainTessSession() automatically
throw new ApplicationException("GetCart() was called out of sequence. A "
+ "maintained Tessitura session is required. Try calling "
+ "MaintainTessSession() first.");
}
else
{
try
{
cartResults = unsecuredClient.GetCart(
HttpContext.Current.Session[TessSessionKeySessionKey].ToString());
}
catch (Exception exception)
{
if (exception.Message.Contains("TESSITURA_ACCESS_DENIED_EXCEPTION"))
{
Logout();
//HttpContext.Current.Response.Redirect("/");
}
else if (!exception.Message.Contains("TESSITURA_SEAT_LOCKING_EXCEPTION"))
throw exception;
}
}
// if (cartResults != null && cartResults.Tables["Order"] != null
// && cartResults.Tables["LineItem"] != null)
if (cartResults != null && cartResults.Tables["Order"].Rows.Count > 0)
{
Cart cart = new Cart();
cart.Id = Convert.ToInt32(cartResults.Tables["Order"].Rows[0]["order_no"]);
cart.SeatGroups = new List<CartSeatGroupItem>();
DataRowCollection lineItemResults = cartResults.Tables["LineItem"].Rows;
foreach (DataRow lineItemResult in lineItemResults)
{
CartSeatGroupItem seatGroup = new CartSeatGroupItem();
seatGroup.Id = Convert.ToInt32(lineItemResult["li_seq_no"]);
seatGroup.Performance = GetPerformance(Convert.ToInt32(lineItemResult["perf_no"]));
seatGroup.SeatingZoneId = Convert.ToInt32(lineItemResult["zone_no"]);
seatGroup.SeatingZoneName = null;
seatGroup.SeatsPerPriceTypes = new List<CartPriceTypeSeats>();
DataRowCollection subLineItemResults = cartResults.Tables["SubLineItem"].Rows;
foreach (DataRow subLineItemResult in subLineItemResults)
{
if (subLineItemResult["li_seq_no"].ToString()== lineItemResult["li_seq_no"].ToString())
{
if (seatGroup.SeatingZoneName == null)
{
seatGroup.SeatingZoneName =
subLineItemResult["zone_desc"].ToString();
}
int foundIndex = -1;
for (int c = 0; c < seatGroup.SeatsPerPriceTypes.Count; c++)
{
if (seatGroup.SeatsPerPriceTypes[c].PriceTypeId
== Convert.ToInt32(subLineItemResult["price_type"]))
{
foundIndex = c;
break;
}
}
CartPriceTypeSeats priceTypeSeats = new CartPriceTypeSeats();
priceTypeSeats.PriceTypeId =Convert.ToInt32(subLineItemResult["price_type"]);
foreach (DataRow priceTypeResult in cartResults.Tables["PriceType"].Rows)
{
if (Convert.ToInt32(priceTypeResult["price_type"])== priceTypeSeats.PriceTypeId)
{
priceTypeSeats.PriceTypeName =priceTypeResult["description"].ToString();
priceTypeSeats.PriceTypeIsDefault =Convert.ToChar(priceTypeResult["def_price_type"])== 'Y';
break;
}
}
priceTypeSeats.PricePerSeat = Convert.ToDouble(subLineItemResult["due_amt"]);
priceTypeSeats.SeatCount = 1;
priceTypeSeats.Seats = new List<CartSeat>();
CartSeat newSeat = new CartSeat();
newSeat.RowIdentifier = subLineItemResult["seat_row"].ToString();
newSeat.SeatNumInRow = Convert.ToInt32(subLineItemResult["seat_num"]);
newSeat.Id = Convert.ToInt32(subLineItemResult["seat_no"]);
newSeat.Fees = new List<CartFee>();
foreach (DataRow feeResult in cartResults.Tables["SubLineItemFee"].Rows)
{
if (Convert.ToInt32(subLineItemResult["sli_no"])
== Convert.ToInt32(feeResult["sli_no"]))
{
newSeat.Fees.Add(new CartFee
{
Amount = Convert.ToDouble(feeResult["fee_amt"]),
Description = feeResult["category_desc"].ToString()
});
}
}
priceTypeSeats.Seats.Add(newSeat);
if (foundIndex == -1)
{
seatGroup.SeatsPerPriceTypes.Add(priceTypeSeats);
}
else
{
seatGroup.SeatsPerPriceTypes[foundIndex].Absorb(priceTypeSeats);
}
}
}
cart.SeatGroups.Add(seatGroup);
}
return cart;
}
else
{
return null;
}
}
public void Absorb(CartPriceTypeSeats addition)
{
SeatCount += addition.SeatCount;
foreach (CartSeat newSeat in addition.Seats)
{
Seats.Add(newSeat);
}
}