107 lines
3.4 KiB
C#

using ProjectAirline.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 System.Xml.Linq;
using Unity;
namespace ProjectAirline.Forms
{
public partial class FormAirplanes : Form
{
private readonly IUnityContainer _container;
private readonly IAirplaneRepository _airplaneRepository;
public FormAirplanes(IUnityContainer container, IAirplaneRepository airplaneRepository)
{
InitializeComponent();
_container = container ?? throw new ArgumentNullException(nameof(container));
_airplaneRepository = airplaneRepository ?? throw new ArgumentNullException(nameof(airplaneRepository));
}
private void FormAirplanes_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<FormAirplane>().ShowDialog();
LoadList();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Ошибка при добавлении", 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
{
_airplaneRepository.DeleteAirplane(findId);
LoadList();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Ошибка при удалении", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void ButtonUpd_Click(object sender, EventArgs e)
{
if (!TryGetIdentifierFromSelectedRow(out var findId))
{
return;
}
try
{
var form = _container.Resolve<FormAirplane>();
form.Id = findId;
form.ShowDialog();
LoadList();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Ошибка при изменении", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void LoadList() => dataGridView.DataSource = _airplaneRepository.ReadAirplanes();
private bool TryGetIdentifierFromSelectedRow(out int id)
{
id = 0;
if (dataGridView.SelectedRows.Count < 1)
{
MessageBox.Show("Нет выбранной записи", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
return false;
}
id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
return true;
}
}
}