public Task <Rate> FetchTaxRate(ETaxRate rate)
{
return(UsingCache(rate, (raw) => new Rate(Decimal.Parse(raw)), (db, key) =>
db.Rates
.Where(a => a.Name == key.ToString())
.Select(a => new Rate(a.Value))
.FirstOrDefaultAsync()
));
}
public Rate GetRate(ETaxRate rateType)
{
switch (rateType)
{
case ETaxRate.AdditionalFeeRate:
return(new Rate(0.01m));
case ETaxRate.FomsRate:
return(new Rate(0.051m));
case ETaxRate.FssRate:
return(new Rate(0.029m));
case ETaxRate.MinTaxRate:
return(new Rate(0.01m));
case ETaxRate.NdflRate:
return(new Rate(0.13m));
case ETaxRate.NdsRate:
return(new Rate(0.18m));
case ETaxRate.PfrRate:
return(new Rate(0.22m));
case ETaxRate.ProfitRate:
return(new Rate(0.2m));
case ETaxRate.UsnDRate:
return(new Rate(0.06m));
case ETaxRate.UsnDRRate:
return(new Rate(0.15m));
default:
throw new NotSupportedException();
}
}
public Task <Rate> FetchTaxRate(ETaxRate rate)
{
return(Task.FromResult(GetRate(rate)));
}
