2024-12-16 12:06:36 +04:00

112 lines
3.2 KiB
C#

using ProjectTourismCompany.Repositories;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using Unity;
namespace ProjectTourismCompany.Forms;
public partial class FormCompanies : Form
{
private readonly IUnityContainer _container;
private readonly ICompanyRepository _companyRepository;
public FormCompanies(IUnityContainer container, ICompanyRepository
companyRepository)
{
InitializeComponent();
_container = container ?? throw new ArgumentNullException(nameof(container));
_companyRepository = companyRepository ?? throw new ArgumentNullException(nameof(companyRepository));
}
private void FormCompanies_Load(object sender, EventArgs e)
{
try
{
LoadList();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Ошибка при загрузке",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void buttonAdd_Click(object sender, EventArgs e)
{
try
{
_container.Resolve<FormCompany>().ShowDialog();
LoadList();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Ошибка при добавлении",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void buttonUpd_Click(object sender, EventArgs e)
{
if (!TryGetIdentifierFromSelectedRow(out var findId))
{
return;
}
try
{
var form = _container.Resolve<FormCompany>();
form.Id = findId;
form.ShowDialog();
LoadList();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Ошибка при изменении",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void buttonDel_Click(object sender, EventArgs e)
{
if (!TryGetIdentifierFromSelectedRow(out var findId))
{
return;
}
if (MessageBox.Show("Удалить запись?", "Удаление",
MessageBoxButtons.YesNo) != DialogResult.Yes)
{
return;
}
try
{
_companyRepository.DeleteCompany(findId);
LoadList();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Ошибка при удалении",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void LoadList() => dataGridViewCompanies.DataSource =
_companyRepository.ReadCompanies();
private bool TryGetIdentifierFromSelectedRow(out int id)
{
id = 0;
if (dataGridViewCompanies.SelectedRows.Count < 1)
{
MessageBox.Show("Нет выбранной записи", "Ошибка",
MessageBoxButtons.OK, MessageBoxIcon.Error);
return false;
}
id = Convert.ToInt32(dataGridViewCompanies.SelectedRows[0].Cells["Id"].Value);
return true;
}
}