/// <summary>
/// Checks the invoice identifier.
/// </summary>
/// <returns></returns>
public static string CheckOrderId(List <string> orderIdsList)
{
string orderIds = RandomHelpers.GetUniqueOrderId();
if (orderIdsList != null)
{
againCheck:
var check = orderIdsList.Contains(orderIds);
if (check)
{
orderIds = RandomHelpers.GetUniqueOrderId();
goto againCheck;
}
else
{
return(orderIds);
}
}
else
{
return(orderIds);
}
}
