private static void CalculateUserEstimatedUsageFee(UserInvoice userEstimatedInvoice, FeeConfig feeConfig)
{
Contract.Requires(userEstimatedInvoice != null);
Contract.Requires(feeConfig != null);
userEstimatedInvoice.GetUsageFee().CleanWaterFee = (userEstimatedInvoice.GetConsumption().Estimated *feeConfig.GetMonthlyCleanWaterUsageFeeWithoutVAT()).RoundToCents();
userEstimatedInvoice.GetUsageFee().WasteWaterFee = (userEstimatedInvoice.GetConsumption().Estimated *feeConfig.GetMonthlyWasteWaterUsageFeeWithoutVAT()).RoundToCents();
}
private static ulong CalculateEstimatedUserConsumption(UserInvoice invoice, ulong realUserConsumption, ConsumptionValue commonConsumption)
{
Contract.Requires(commonConsumption != null);
decimal estimatedUserConsumption = Convert.ToDecimal(commonConsumption.Estimated * realUserConsumption) / Convert.ToDecimal(commonConsumption.Real);
invoice.GetConsumption().Estimated = Convert.ToUInt64(Math.Round(estimatedUserConsumption));
return(invoice.GetConsumption().Estimated);
}
private static ulong CalculateRealUserConsumption(DateRange readOutPeriod, UserInvoice prevInvoice, UserInvoice invoice, IEnumerable <MeterConfig> meterConfigs)
{
Contract.Requires(invoice != null);
Contract.Requires(meterConfigs != null);
ulong startRealReadOut = prevInvoice?.GetReadOut().Real ?? 0U;
ulong endRealReadOut = invoice.GetReadOut().Real;
ulong realConsumption = CalculateConsumption(readOutPeriod, startRealReadOut, endRealReadOut, meterConfigs);
invoice.GetConsumption().Real = realConsumption;
return(realConsumption);
}
private static void ShowUserInvoice(DataGridViewRow row, InvoiceShared invoice, UserInvoice userInvoice, Price.ShowFormat priceFormat)
{
Contract.Requires(row != null);
Contract.Requires(invoice != null);
Contract.Requires(userInvoice != null);
row.Cells[0].Value = userInvoice.InvoiceOwner;
row.Cells[0].Tag = invoice.Id;
row.Cells[1].Style.BackColor = Color.LightGray;
row.Cells[2].Value = userInvoice.InvoiceOwner;
row.Cells[3].Value = userInvoice.GetReadOut().ToString();
row.Cells[3].Style.BackColor = invoice.IsSumOfUserInvoicesDifferent(inv => inv.GetReadOut().Sum(), userInv => userInv.GetReadOut().Sum()) ?
Color.LightPink : row.Cells[3].Style.BackColor;
row.Cells[4].Value = userInvoice.GetConsumption().ToString();
row.Cells[4].Style.BackColor = invoice.IsSumOfUserInvoicesDifferent(inv => inv.GetConsumption().Sum(), userInv => userInv.GetConsumption().Sum()) ?
Color.LightPink : row.Cells[4].Style.BackColor;
row.Cells[5].Value = userInvoice.GetBasicFee().ToString(priceFormat);
row.Cells[5].Style.BackColor = invoice.IsSumOfUserInvoicesDifferent(
inv => (inv.GetBasicFee().GetTotalPrice().VATLess),
userInv => (userInv.GetBasicFee().GetTotalPrice().VATLess)) ?
Color.LightPink : row.Cells[5].Style.BackColor;
row.Cells[6].Value = userInvoice.GetUsageFee().ToString(priceFormat);
row.Cells[6].Style.BackColor = invoice.IsSumOfUserInvoicesDifferent(
inv => (inv.GetUsageFee().GetTotalPrice().VATLess),
userInv => (userInv.GetUsageFee().GetTotalPrice().VATLess)) ?
Color.LightPink : row.Cells[6].Style.BackColor;
row.Cells[7].Value = invoice.Balanced;
row.Cells[8].Value = userInvoice.GetTotalPrice().ToString(Price.ShowFormat.both);
row.Cells[8].Style.BackColor = invoice.IsSumOfUserInvoicesDifferent(
inv => (inv.GetTotalPrice().VATLess + inv.GetTotalPrice().WithVAT),
userInv => (userInv.GetTotalPrice().VATLess + userInv.GetTotalPrice().WithVAT)) ?
Color.LightPink : row.Cells[8].Style.BackColor;
row.Tag = userInvoice;
}
