114 lines
2.8 KiB
C#

using LibraryContracts.StorageContracts;
using LibraryDataModels.Dtos;
using LibraryDataModels.Views;
using Microsoft.IdentityModel.Tokens;
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;
namespace LibraryWinFormsApp
{
public partial class FormAuthors : Form
{
private IAuthorStorage _authorStorage;
private List<AuthorView> _authors;
public FormAuthors(IAuthorStorage authorStorage)
{
_authorStorage = authorStorage;
_authors = new List<AuthorView>();
InitializeComponent();
}
private void FormAuthors_Load(object sender, EventArgs e)
{
LoadData();
}
private void LoadData()
{
try
{
_authors = _authorStorage.GetFullList();
if (_authors != null)
{
authorsTable.DataSource = _authors;
authorsTable.Columns[0].Visible = false;
authorsTable.Columns[1].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void authorsTable_CellEndEdit(object sender, DataGridViewCellEventArgs e)
{
var cellValue = (string)authorsTable.CurrentRow.Cells[1].EditedFormattedValue;
if (!string.IsNullOrEmpty(cellValue))
{
var keyValue = Convert.ToInt32(authorsTable.CurrentRow.Cells[0].Value);
if (keyValue != -1)
{
_authorStorage.Update(new AuthorDto()
{
Id = keyValue,
Name = cellValue,
});
}
else
{
_authorStorage.Insert(new AuthorDto()
{
Name = cellValue,
});
}
}
else
{
MessageBox.Show("Введена пустая строка", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
LoadData();
}
private void authorsTable_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyData == Keys.Insert)
{
if (authorsTable.Rows.Count == 0)
{
_authors.Add(new AuthorView());
authorsTable.DataSource = new BindingList<AuthorView>(_authors);
authorsTable.CurrentCell = authorsTable.Rows[0].Cells[1];
return;
}
if (authorsTable.Rows[authorsTable.Rows.Count - 1].Cells[1].Value != null)
{
_authors.Add(new AuthorView());
authorsTable.DataSource = new BindingList<AuthorView>(_authors);
authorsTable.CurrentCell = authorsTable.Rows[authorsTable.Rows.Count - 1].Cells[1];
return;
}
}
if (e.KeyData == Keys.Delete)
{
if (MessageBox.Show("Удалить выбранный элемент?", "Удаление",
MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
_authorStorage.Delete(new AuthorDto()
{
Id = Convert.ToInt32(authorsTable.CurrentRow.Cells[0].Value),
});
LoadData();
}
}
}
}
}