private void btn_tradia_Click(object sender, EventArgs e)
{
DateTime now = DateTime.Now;
listKH = new List <eKhachHang>();
listDVD = new List <eDVD>();
int count = 0;
foreach (DataGridViewRow row in dgvDsTra.Rows)
{
int id_phieu = Convert.ToInt32(row.Cells[0].Value.ToString());
DateTime ngayThue = Convert.ToDateTime(row.Cells[2].Value.ToString());
int id_dvd = Convert.ToInt32(row.Cells[1].Value.ToString());
double time = theLoaiBUL.GetTheLoaiByID(tieuDeBUL.GetTieuDeByID(dvdBul.FindDVDById(id_dvd).id_TieuDe).id_TheLoai).thoiGianThue;
eDVD dvd = dvdBul.FindDVDById(id_dvd);
if (!listDVD.Contains(dvd))
{
listDVD.Add(dvd);
}
eKhachHang kh = khBul.Find(Convert.ToInt32(row.Cells[3].Value.ToString()));
if (!listKH.Contains(kh))
{
listKH.Add(kh);
}
if ((now - ngayThue).TotalDays > time)
{
count = phieuTTBul.UpdatePhieuThue_Tre(id_phieu, now, PHI_TRE_HEN);
}
else
{
count = phieuTTBul.UpdatePhieuThue(id_phieu, now, now, 0);
}
dvdBul.UpdateTrangThaiDVD(id_dvd, -1);
}
if (count == 1)
{
MessageBox.Show("Trả đĩa thành công");
table.Clear();
LoadData();
}
CheckPhiTreHen();
UpdateDVDDatTruoc();
}
