private IEnumerable <string> GetExistingSalesAreas()
{
if (_existingSalesAreas == null || !_existingSalesAreas.Any(s => !string.IsNullOrWhiteSpace(s)))
{
_existingSalesAreas = _salesAreaRepository?.GetListOfNames();
}
return(_existingSalesAreas);
}
protected bool ContainOnlyExistingSalesAreas(List <SalesAreaPriorityModel> salesAreaPriorities)
{
_nonExistingSalesAreas = null;
if (salesAreaPriorities != null && salesAreaPriorities.Count > 0)
{
var existingSalesAreaNames = _salesAreaRepository.GetListOfNames();
var salesAreaNamesToValidate = salesAreaPriorities.Where(a => !string.IsNullOrWhiteSpace(a.SalesArea))
.Select(a => a.SalesArea.Trim()).Distinct().ToList();
if (existingSalesAreaNames != null && existingSalesAreaNames.Count > 0)
{
_nonExistingSalesAreas = salesAreaNamesToValidate.Except(existingSalesAreaNames).ToList();
}
}
return(_nonExistingSalesAreas == null || _nonExistingSalesAreas.Count == 0);
}