private void button_Them_Click_1(object sender, EventArgs e)
{
if (ValidateChildren(ValidationConstraints.Enabled))
{
var y = new DanhSachSach();
y.MaSach = TaoMa();
y.TheLoai = Kho_TheLoai.Text;
y.TenSach = Kho_TenSach.Text;
y.TacGia = Kho_TacGia.Text;
y.NamXuatBan = int.Parse(Kho_NamXuatBan.Value.ToString());
y.NhaXuatBan = Kho_NhaXuatBan.Text;
y.TriGia = int.Parse((double.Parse(Kho_Gia.Value.ToString()) * 1000).ToString());
y.NgayNhap = DateTime.Today;
y.MaNgNhan = Mathukho;
y.TinhTrang = "Còn";
y.DanhGia = 0;
y.LuotDanhGia = "";
y.MoTa = text_MoTA.Text;
if (pictureBox1.Image != null)
{
Image anh = pictureBox1.Image;
var byte_anh = ImageToByteArray(anh);
y.Anh = byte_anh;
}
/* Image Y = pictureBox1.BackgroundImage;
* var Z = ImageToByteArray(Y);
* SaveFile A = new SaveFile();
* A.Name = "Yes";
* A.Files = Z;
* x.SaveFiles.Add(A);
* x.SaveChanges();*/
qltv.DanhSachSaches.Add(y);
qltv.SaveChanges();
Reset_ThuocTinh();
MessageBox.Show("Thêm thành công ", "Thông báo", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
}
else
{
MessageBox.Show("Thất bại", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
HienThi();
LoadForm();
// MessageBox.Show(i.ToString());
ThongKe();
}
private void button_Sua_Click_1(object sender, EventArgs e)
{
if (ValidateChildren(ValidationConstraints.Enabled))
{
DanhSachSach x = qltv.DanhSachSaches.SingleOrDefault(p => p.MaSach == Kho_MaSach.Text);
x.TenSach = Kho_TenSach.Text;
x.TheLoai = Kho_TheLoai.Text;
x.TacGia = Kho_TacGia.Text;
x.NamXuatBan = int.Parse(Kho_NamXuatBan.Value.ToString());
x.NhaXuatBan = Kho_NhaXuatBan.Text;
x.TriGia = int.Parse((double.Parse(Kho_Gia.Value.ToString()) * 1000).ToString());
x.MoTa = text_MoTA.Text;
/// x.Anh = ImageToByteArray(pictureBox1.Image);
if (pictureBox1.Image != null)
{
x.Anh = ImageToByteArray(pictureBox1.Image);
}
/*string sql_ed = $"update DanhSachSach set TenSach=" +
* $"N'{Kho_TenSach.Text}',TacGia=N'{Kho_TacGia.Text}'," +
* $"TheLoai=N'{Kho_TheLoai.Text}',NamXuatBan={Kho_NamXuatBan.Value}," +
* $"NhaXuatBan=N'{Kho_NhaXuatBan.Text}',TriGia={Kho_Gia.Value * 1000}" +
* $"where MaSach='{Kho_MaSach.Text}'";
* SqlCommand cmd = new SqlCommand(sql_ed, con);
* cmd.ExecuteNonQuery();*/
try
{
qltv.DanhSachSaches.AddOrUpdate(x);
qltv.SaveChanges();
MessageBox.Show("Sửa thành công", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Information);
HienThi();
}
catch
{
MessageBox.Show("Sửa thất bại", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
MessageBox.Show("Sửa thất bại", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
