/// <summary>
/// Updates all prices.
/// </summary>
/// <param name="context">The request context.</param>
/// <param name="transaction">The sales transaction.</param>
/// <param name="dateToCheck">The date to check.</param>
public void UpdateAllPrices(RequestContext context, SalesTransaction transaction, DateTime dateToCheck)
{
if (transaction == null)
{
throw new ArgumentNullException("transaction");
}
var linesToCalculate = transaction.PriceCalculableSalesLines.ToList();
// build price calculation context
string customerAccount = string.IsNullOrWhiteSpace(transaction.CustomerId) ? string.Empty : transaction.CustomerId;
string customerPriceGroup = GetCustomerPriceGroup(context, customerAccount);
PricingDataServiceManager pricingDataManager = new PricingDataServiceManager(context);
var priceContext = PE.PriceContextHelper.CreatePriceContext(context, pricingDataManager, transaction, this.priceParameters, new ChannelCurrencyOperations(context), dateToCheck, customerAccount, customerPriceGroup, transaction.IsTaxIncludedInPrice, PricingCalculationMode.Transaction, DiscountCalculationMode.None);
priceContext.IsTaxInclusive = transaction.IsTaxIncludedInPrice;
// store old line prices
var oldPrices = linesToCalculate.ToDictionary(l => l.LineId, l => l.Price, StringComparer.OrdinalIgnoreCase);
// calculate the prices on the transaction
PE.PricingEngine.CalculatePricesForSalesLines(linesToCalculate, priceContext, pricingDataManager);
// Check if any prices were changed/invalid
foreach (var salesLine in linesToCalculate)
{
if (salesLine.PriceInBarcode && !salesLine.IsPriceOverridden)
{
if (salesLine.Price != 0 && salesLine.Price != salesLine.BarcodeEmbeddedPrice)
{
decimal quantity = salesLine.BarcodeEmbeddedPrice / salesLine.Price;
var roundingRequest = new GetRoundQuantityServiceRequest(quantity, salesLine.UnitOfMeasureSymbol);
var response = context.Execute <GetRoundQuantityServiceResponse>(roundingRequest);
quantity = response.RoundedValue;
salesLine.Quantity = quantity;
salesLine.BarcodeCalculatedQuantity = quantity;
}
else
{
salesLine.Price = salesLine.BarcodeEmbeddedPrice;
salesLine.BarcodeCalculatedQuantity = 1;
}
}
decimal oldPrice = oldPrices[salesLine.LineId];
if (salesLine.Price != oldPrice)
{
salesLine.WasChanged = true;
}
// if price change, raise Price changed notification
RaiseNotificationIfPriceIsChanged(context, oldPrice, salesLine);
// if price is invalid, raise Price invalid notification
RaiseNotificationIfPriceIsInvalid(context, salesLine);
}
}
private static CalculateQuantityFromPriceServiceResponse CalculateQuantityFromPrice(CalculateQuantityFromPriceServiceRequest request)
{
decimal quantity = 0;
if (request.BarcodePrice > 0)
{
if (request.DefaultProductPrice != request.BarcodePrice && request.DefaultProductPrice != decimal.Zero)
{
quantity = request.BarcodePrice / request.DefaultProductPrice;
var roundingRequest = new GetRoundQuantityServiceRequest(quantity, request.UnitOfMeasure);
var response = request.RequestContext.Execute <GetRoundQuantityServiceResponse>(roundingRequest);
quantity = response.RoundedValue;
}
}
return(new CalculateQuantityFromPriceServiceResponse(quantity));
}
/// <summary>
/// Round quantity for the given unit of measure.
/// </summary>
/// <param name="request">Service request.</param>
/// <returns>Rounded value.</returns>
private GetRoundQuantityServiceResponse RoundQuantity(GetRoundQuantityServiceRequest request)
{
var unitsOfMeasureIds = new List <string> {
request.UnitOfMeasure
};
var getUnitsOfMeasureByUnitIdDataRequest = new GetUnitsOfMeasureDataRequest(unitsOfMeasureIds, QueryResultSettings.SingleRecord);
UnitOfMeasure uom = request.RequestContext.Runtime.Execute <EntityDataServiceResponse <UnitOfMeasure> >(getUnitsOfMeasureByUnitIdDataRequest, request.RequestContext).PagedEntityCollection.FirstOrDefault();
int decimalPrecision = DefaultRoundingPrecision;
if (uom != null)
{
decimalPrecision = uom.DecimalPrecision;
}
string roundedString = request.Value.ToString(string.Format("N{0}", decimalPrecision));
return(new GetRoundQuantityServiceResponse(Convert.ToDecimal(roundedString)));
}
