public ActionResult OverAllVatReport(DateTime?month)
        {
            if (month == null)
            {
                month = DateTime.UtcNow;
            }
            ViewBag.month = month;

            var budgets = budgetDac.Get().OrderBy(x => x.Name);

            ViewBag.budgets = budgets;

            var transactions = transactionDac.GetWithVat(month.Value).OrderBy(x => x.IssueDate).ThenBy(x => x.Id).ToList();

            return(View(transactions));
        }