private static bool CalculateCommonRealBasicFee(InvoiceShared realInvoice, InvoiceShared estimatedInvoice, FeeConfig feeConfig)
{
Contract.Requires(realInvoice != null);
Contract.Requires(estimatedInvoice != null);
Contract.Requires(feeConfig != null);
realInvoice.GetBasicFee().CleanWaterFee += (estimatedInvoice.GetMonths() * feeConfig.GetMonthlyCleanWaterBasicFeeWithoutVAT()).RoundToCents();
realInvoice.GetBasicFee().WasteWaterFee += (estimatedInvoice.GetMonths() * feeConfig.GetMonthlyWasteWaterBasicFeeWithoutVAT()).RoundToCents();
return(true);
}
private static bool CalculateCommonEstimatedBasicFee(InvoiceShared estimatedInvoice, FeeConfig feeConfig)
{
Contract.Requires(estimatedInvoice != null);
Contract.Requires(feeConfig != null);
if (estimatedInvoice.Balanced == false)
{
estimatedInvoice.GetBasicFee().CleanWaterFee = (estimatedInvoice.GetMonths() * feeConfig.GetMonthlyCleanWaterBasicFeeWithoutVAT()).RoundToCents();
estimatedInvoice.GetBasicFee().WasteWaterFee = (estimatedInvoice.GetMonths() * feeConfig.GetMonthlyWasteWaterBasicFeeWithoutVAT()).RoundToCents();
return(true);
}
return(false);
}
private static void CalculateUserEstimatedBasicFee(DateRange invoicePeriod, UserInvoice userEstimatedInvoice, int userCount, FeeConfig feeConfig)
{
Contract.Requires(invoicePeriod != null);
Contract.Requires(userEstimatedInvoice != null);
Contract.Requires(feeConfig != null);
Contract.Requires(userCount > 0);
userEstimatedInvoice.GetBasicFee().CleanWaterFee = (invoicePeriod.GetMonths() * feeConfig.GetMonthlyCleanWaterBasicFeeWithoutVAT() / userCount).RoundToCents();
userEstimatedInvoice.GetBasicFee().WasteWaterFee = (invoicePeriod.GetMonths() * feeConfig.GetMonthlyWasteWaterBasicFeeWithoutVAT() / userCount).RoundToCents();
}