public static PaymentCounter ToModel(this PaymentCounterViewModel viewModel)
        {
            var model = new PaymentCounter();

            model.CounterId  = viewModel.CounterId;
            model.IsRequired = viewModel.IsRequired;
            model.Name       = viewModel.Name;
            model.NewValue   = viewModel.NewValue;
            model.OldValue   = viewModel.OldValue;
            model.Order      = viewModel.Order;
            model.PaymentId  = viewModel.PaymentId;
            return(model);
        }
        public static PaymentCounterViewModel ToViewModel(this PaymentCounter model)
        {
            var viewModel = new PaymentCounterViewModel();

            viewModel.CounterId  = model.CounterId;
            viewModel.IsRequired = model.IsRequired;
            viewModel.Name       = model.Name;
            viewModel.NewValue   = model.NewValue;
            viewModel.OldValue   = model.OldValue;
            viewModel.Order      = model.Order;
            viewModel.PaymentId  = model.PaymentId;
            return(viewModel);
        }