public IEnumerable <PriceBreak> ImportVariantPriceBreaks(ProductVariantImportDataTransferObject dto, ProductVariant productVariant)
{
var priceBreaksToAdd = dto.PriceBreaks.Where(s => !productVariant.PriceBreaks.Select(@break => @break.Quantity).Contains(s.Key)).ToList();
var priceBreaksToRemove = productVariant.PriceBreaks.Where(@break => !dto.PriceBreaks.Keys.Contains(@break.Quantity)).ToList();
var priceBreaksToUpdate = productVariant.PriceBreaks.Where(@break => !priceBreaksToRemove.Contains(@break)).ToList();
foreach (var item in priceBreaksToAdd)
{
var priceBreak = new PriceBreak
{
Quantity = item.Key,
Price = item.Value,
ProductVariant = productVariant
};
productVariant.PriceBreaks.Add(priceBreak);
}
foreach (var priceBreak in priceBreaksToRemove)
{
productVariant.PriceBreaks.Remove(priceBreak);
_session.Delete(priceBreak);
}
foreach (var priceBreak in priceBreaksToUpdate)
{
priceBreak.Price = dto.PriceBreaks[priceBreak.Quantity];
}
return(productVariant.PriceBreaks);
}
public void DeletePriceBreak(PriceBreak priceBreak)
{
if (priceBreak.ProductVariant != null)
{
priceBreak.ProductVariant.PriceBreaks.Remove(priceBreak);
}
_session.Transact(session => session.Delete(priceBreak));
}
public PriceBreak AddPriceBreak(AddPriceBreakModel model)
{
var productVariant = _session.Get <ProductVariant>(model.Id);
var priceBreak = new PriceBreak
{
ProductVariant = productVariant,
Quantity = model.Quantity,
Price = model.Price
};
productVariant.PriceBreaks.Add(priceBreak);
_session.Transact(session => session.SaveOrUpdate(priceBreak));
return(priceBreak);
}
public decimal GetUnitTax(PriceBreak priceBreak, decimal discountAmount, decimal discountPercentage)
{
if (!_taxSettings.TaxesEnabled)
{
return(decimal.Zero);
}
var taxRatePercentage = GetTaxRatePercentage(priceBreak.ProductVariant);
var price = GetUnitPrice(priceBreak,
_taxSettings.ApplyCustomerTax == ApplyCustomerTax.BeforeDiscount ? decimal.Zero : discountAmount,
_taxSettings.ApplyCustomerTax == ApplyCustomerTax.BeforeDiscount ? decimal.Zero : discountPercentage
);
return(Math.Round(
price *
(taxRatePercentage / (taxRatePercentage + 100)), 2,
MidpointRounding.AwayFromZero));
}
public IEnumerable <string> GetErrors(ProductVariantImportDataTransferObject productVariant)
{
var errors = new List <string>();
var productVariantPriceBreaks = new List <PriceBreak>();
foreach (var item in productVariant.PriceBreaks)
{
var priceBreak = new PriceBreak()
{
Price = item.Value, Quantity = item.Key
};
productVariantPriceBreaks.Add(priceBreak);
if (!IsPriceBreakQuantityValid(item.Key, productVariantPriceBreaks) ||
!IsPriceBreakPriceValid(item.Key, item.Value, productVariant.Price, productVariantPriceBreaks))
{
productVariantPriceBreaks.Remove(priceBreak);
errors.Add(
string.Format(
"Price Break with Quantity: {0} and Price:{1} is not valid for this product variant.",
item.Key, item.Value));
}
}
return(errors);
}
public decimal GetUnitPricePreTax(PriceBreak priceBreak, decimal discountAmount, decimal discountPercentage)
{
return(GetUnitPrice(priceBreak, discountAmount, discountPercentage) -
GetUnitTax(priceBreak, discountAmount, discountPercentage));
}
public decimal GetPricePreTax(PriceBreak priceBreak)
{
return(GetPricePreTax(priceBreak.Price, GetTaxRatePercentage(priceBreak.ProductVariant), 0m, 0m));
}
public decimal GetUnitPrice(PriceBreak priceBreak, decimal discountAmount, decimal discountPercentage)
{
return(GetPrice(priceBreak.Price, GetTaxRatePercentage(priceBreak.ProductVariant), discountAmount,
discountPercentage));
}
public RedirectResult Delete_POST(PriceBreak priceBreak)
{
_productVariantService.DeletePriceBreak(priceBreak);
return(Redirect(priceBreak.ProductVariant.EditUrl));
}
public PartialViewResult Delete(PriceBreak priceBreak)
{
return(PartialView(priceBreak));
}
public PriceBreak AddPriceBreak(PriceBreak item)
{
_session.Transact(session => session.Save(item));
return(item);
}
public Four51WebPriceBreak()
{
_break = new PriceBreak();
}
public RedirectToRouteResult Delete_POST(PriceBreak priceBreak)
{
_productVariantService.DeletePriceBreak(priceBreak);
// product is edited by the webpage controller as it is a webpage
return(RedirectToAction("Edit", "Webpage", new { id = priceBreak.ProductVariant.Product.Id }));
}