public TaxScheduleValidationResult ValidateTaxSchedule(MunicipalityTaxSchedule tax)
{
if (string.IsNullOrWhiteSpace(tax.Municipality))
{
return(TaxScheduleValidationResult.MunicipalityInvalid);
}
if (tax.ScheduleBeginDate.TimeOfDay.Ticks > 0)
{
return(TaxScheduleValidationResult.DateUnsuitableForSchedule);
}
if (tax.ScheduleType == ScheduleFrequency.Monthly && tax.ScheduleBeginDate.Day != 1)
{
return(TaxScheduleValidationResult.DateUnsuitableForSchedule);
}
if (tax.ScheduleType == ScheduleFrequency.Weekly && tax.ScheduleBeginDate.DayOfWeek != DayOfWeek.Monday) // culture invariant first day of week hardcoded to Monday
{
return(TaxScheduleValidationResult.DateUnsuitableForSchedule);
}
if (tax.ScheduleType == ScheduleFrequency.Yearly && (tax.ScheduleBeginDate.Day != 1 || tax.ScheduleBeginDate.Month != 1))
{
return(TaxScheduleValidationResult.DateUnsuitableForSchedule);
}
return(TaxScheduleValidationResult.Valid);
}
internal MunicipalityTaxDetails FindTaxSchedule(MunicipalityTaxSchedule tax)
{
if (tax == null)
{
throw new ArgumentNullException(nameof(tax));
}
return(database.FirstOrDefault(t => t.MunicipalitySchedule.Equals(tax)));
}
public void DeleteTaxSchedule(MunicipalityTaxSchedule tax)
{
if (tax == null)
{
throw new ArgumentNullException(nameof(tax));
}
var existing = FindTaxSchedule(tax);
if (existing == null)
{
throw new InvalidOperationException($"Tax schedule '{tax.DebuggerDisplay}' not found, unable to delete it.");
}
database.Remove(existing);
}
public TaxScheduleValidationResult ValidateTaxSchedule(MunicipalityTaxSchedule tax)
{
if (string.IsNullOrWhiteSpace(tax.Municipality))
{
return(TaxScheduleValidationResult.MunicipalityInvalid);
}
if (tax.ScheduleBeginDate.TimeOfDay.Ticks > 0)
{
return(TaxScheduleValidationResult.DateUnsuitableForSchedule);
}
return(TaxScheduleValidationResult.Valid);
}
public bool TaxScheduleExists(MunicipalityTaxSchedule tax)
{
return(FindTaxSchedule(tax) != null);
}
public MunicipalityTaxDetails GetTax(string municipality, DateTime at)
{
var results = database.Where(tax => tax.MunicipalitySchedule.Municipality == municipality);
return(FindTaxSchedule(MunicipalityTaxSchedule.MostApplicable(results.Select(r => r.MunicipalitySchedule), at))); // not the most efficient way to do it ever, but more generic
}