/// <summary>
/// Returns the latest SIC Codes before specified date/time
/// </summary>
/// <param name="maxDate">Ignore SIC codes changes after this date/time - if empty returns the latest SIC codes</param>
/// <returns>The employer SIC codes</returns>
public IEnumerable <OrganisationSicCode> GetSicCodes(DateTime?maxDate = null)
{
if (maxDate == null || maxDate.Value == DateTime.MinValue)
{
maxDate = SectorType.GetAccountingStartDate().AddYears(1);
}
return(OrganisationSicCodes.Where(s => s.Created < maxDate.Value && (s.Retired == null || s.Retired.Value > maxDate.Value)));
}
public IEnumerable <OrganisationSicCode> GetLatestSicCodes()
{
return(OrganisationSicCodes.Where(s => s.Retired == null).OrderByDescending(s => s.Created));
}
/// <summary>
/// Returns the latest organisation name before specified date/time
/// </summary>
/// <param name="accountingDate">Ignore name changes after this date/time - if empty returns the latest name</param>
/// <returns>The name of the organisation</returns>
public IEnumerable <OrganisationSicCode> GetSicCodes(DateTime accountingDate)
{
return(OrganisationSicCodes.Where(s =>
s.Created < accountingDate && (s.Retired == null || s.Retired.Value > accountingDate)));
}
public string GetLatestSicSource()
{
return(OrganisationSicCodes.Where(s =>
s.Retired == null).OrderByDescending(s => s.Created).FirstOrDefault()
?.Source);
}
