public InvoiceReport GetDailyInvoiceReport()
 {
     return(InvoiceReport.CreateInvoiceReportTotalOrders(_orders, GetAvailableShapes(), GetAvailableColors()));
 }
        public InvoiceReport GetInvoiceReport(int orderNumber)
        {
            var order = GetOrder(orderNumber);

            return(InvoiceReport.CreateInvoiceReport(order, GetAvailableShapes(), GetAvailableColors()));
        }