public IActionResult PaymentSheets()
        {
            var viewModel = new PaymentSheetsViewModel
            {
                Payments = context.Payments.ToList()
            };

            return(View(viewModel));
        }
        public IActionResult ViewPaymentSheetPdf(DateTime fromDate)
        {
            var viewModel = new PaymentSheetsViewModel
            {
                Payments = context
                           .Payments
                           .Include(x => x.Appointment)
                           .Where(x => x.CreatedDate >= fromDate && x.CreatedDate <= fromDate.AddDays(7))
                           .ToList(),
                FromDate = fromDate
            };

            return(View(viewModel));
        }