public override bool Execute()
{
var isbs = base.Execute();
if (!isbs)
{
return(false);
}
int id = 0;
using (var services = new BankServiceClient()) {
id = LastElement == null ? 0 : LastElement.EmployeeID;
if (!IsUpdate)
{
if (IsNext)
{
CurrentList = services.GetNextOperators(id, AmountElements).ToList();
}
else
{
if (FirstElement == null)
{
id = int.MaxValue;
}
else
{
id = FirstElement.EmployeeID;
}
CurrentList = services.GetPrevOperators(id, AmountElements).ToList();
}
}
else
{
CurrentList = services.GetNextOperators(id - 1, AmountElements).ToList();
}
}
if (CurrentList != null && CurrentList.Count > 0)
{
FirstElement = CurrentList.First();
LastElement = CurrentList.Last();
}
else
{
FirstElement = null;
LastElement = null;
Information = StringSource.EndList();
return(false);
}
foreach (var el in CurrentList)
{
EntitiesInformation.Add(
StringSource.OperatorInformation(el));
IdsEntities.Add(el.EmployeeID);
}
Information = StringSource.Successfully();
return(true);
}
