ISEbd-22_Rozhkov.I.E._Simple/GasStation/Forms/FormSellings.cs

using GasStation.Repositories;
using Unity;

namespace GasStation.Forms
{
    public partial class FormSellings : Form
    {
        private readonly IUnityContainer _container;

        private readonly ISellingRepository _sellingRepository;

        public FormSellings(IUnityContainer container, ISellingRepository sellingRepository)
        {
            InitializeComponent();
            _container = container ??
                throw new ArgumentNullException(nameof(container));
            _sellingRepository = sellingRepository ??
                throw new ArgumentNullException(nameof(sellingRepository));
        }

        private void ButtonAdd_Click(object sender, EventArgs e)
        {
            try
            {
                _container.Resolve<FormSelling>().ShowDialog();
                LoadList();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка при добавлении", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        private void LoadList() => dataGridViewData.DataSource = _sellingRepository.ReadSelling();

        private void FormSellings_Load(object sender, EventArgs e)
        {
            try
            {
                LoadList();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка при загрузке", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

    }
}