public static TaxRate ToTaxRate(this taxDto.TaxRate taxRateDto, Currency currency)
{
var result = new TaxRate(currency)
{
Rate = new Money(taxRateDto.Rate.Value, currency),
PercentRate = (decimal)(taxRateDto.PercentRate ?? 0)
};
if (taxRateDto.Line != null)
{
result.Line = new TaxLine(currency)
{
Code = taxRateDto.Line.Code,
Id = taxRateDto.Line.Id,
Name = taxRateDto.Line.Name,
Quantity = taxRateDto.Line.Quantity ?? 1,
TaxType = taxRateDto.Line.TaxType,
TypeName = taxRateDto.Line.TypeName,
Amount = new Money(taxRateDto.Line.Amount.Value, currency),
Price = new Money(taxRateDto.Line.Price.Value, currency)
};
if (taxRateDto.TaxDetails != null)
{
result.Line.TaxDetails = taxRateDto.TaxDetails.Select(x => x.ToTaxDetail(currency)).ToList();
}
}
return(result);
}
public virtual async Task EvaluateTaxesAsync(TaxEvaluationContext context, IEnumerable <ITaxable> owners)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (owners == null)
{
throw new ArgumentNullException(nameof(owners));
}
IList <taxDto.TaxRate> taxRates = new List <taxDto.TaxRate>();
if (context.StoreTaxCalculationEnabled)
{
//Do not execute platform API for tax evaluation if fixed tax rate is used
if (context.FixedTaxRate != 0)
{
foreach (var line in context.Lines ?? Enumerable.Empty <TaxLine>())
{
var rate = new taxDto.TaxRate()
{
Rate = (double)(line.Amount * context.FixedTaxRate * 0.01m).Amount,
Currency = context.Currency.Code,
Line = line.ToTaxLineDto()
};
taxRates.Add(rate);
}
}
else
{
var cacheKey = CacheKey.With(GetType(), context.GetCacheKey());
taxRates = await _memoryCache.GetOrCreateExclusiveAsync(cacheKey, (cacheEntry) =>
{
cacheEntry.AddExpirationToken(TaxCacheRegion.CreateChangeToken());
return(_taxApi.EvaluateTaxesAsync(context.StoreId, context.ToTaxEvaluationContextDto()));
});
}
}
ApplyTaxRates(taxRates, owners);
}