private bool ValidateWriteOffTicketsCommand()
 {
     return(CurrentRollInfo.NotNull() &&
            FirstTicketNumber == CurrentRollInfo.NextTicket &&
            LastTicketNumber >= FirstTicketNumber &&
            CurrentRollInfo.TicketsLeft >= (LastTicketNumber - CurrentRollInfo.NextTicket));
 }
Exemple #2
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 private bool ValidateWriteOffTicketsCommand()
 {
     return(CurrentRollInfo.NotNull() && CurrentShift.NotNull() && CurrentShift.Active);
 }