private void cmbMaPhong_SelectedIndexChanged(object sender, EventArgs e)
{
BillDTO infor = new BillDTO();
infor.MaPhong = int.Parse(cmbMaPhong.Text);
List <BillDTO> lst = new List <BillDTO>();
lst = BillBUS.LayThongTinPhongThue(infor);
//txtDonGiaPhong.Text = lst[0].DonGia.ToString();
txtDonGia.Text = string.Format("{0:0,0}", lst[0].DonGia);
txtTenKhachHang.Text = lst[0].TenKhachHang.ToString();
txtDiaChi.Text = lst[0].DiaChi.ToString();
int maphieuthue = lst[0].MaPhieuThue.Value;
infor.NgayBatDauThue = Convert.ToDateTime(lst[0].NgayBatDauThue.ToString());
BillBUS.TinhSoNgayDaThue(infor);
lst = BillBUS.LaySoNgayDaThue();
txtSoNgayThue.Text = lst[0].SoNgayDaThue.ToString();
if (Convert.ToInt32(txtSoNgayThue.Text) < 0)
{
btnThanhToan.Enabled = false;
MessageBox.Show("Chưa thể thanh toán khách hàng này", "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
if (txtSoNgayThue.Text == "0")
{
txtSoNgayThue.Text = "1";
}
int num = BillBUS.LaySoLuongKhach(maphieuthue);
lst = BillBUS.LayKhachNuocNgoai();
int kpt = lst[0].KhachPTThu.Value;
int kng = lst[0].SLKhachNG.Value;
if (num >= kpt)
{
lst = BillBUS.TinhPhuThu(num);
txtPhuThu.Text = lst[0].PhuThu.ToString();
}
else
{
txtPhuThu.Text = "0";
}
int nc = BillBUS.DemSoLuongKhachNuocNgoai(infor);
if (nc >= kng)
{
lst = BillBUS.TinhHeSo();
txtHeSo.Text = lst[0].HeSo.ToString();
}
else
{
txtHeSo.Text = "0";
}
decimal phidichvu = 0;
int numdv = OderDichVuBUS.LaySoLuongDichVuDK(infor.MaPhong);
if (numdv == 0)
{
txtPhiDichVu.Text = "0";
}
else
{
for (int i = 0; i < numdv; i++)
{
List <OderServiceDTO> lst2 = new List <OderServiceDTO>();
OderServiceDTO infor2 = new OderServiceDTO();
lst2 = OderDichVuBUS.DanhSachDichVuDK(infor.MaPhong);
infor2.MaDichVu = lst2[i].MaDichVu;
infor2.SoLuong = lst2[i].SoLuong;
List <ServiceDTO> lst3 = new List <ServiceDTO>();
lst3 = ServiceBUS.LayDonGia(infor2.MaDichVu);
ServiceDTO dongiadv = new ServiceDTO();
dongiadv.DonGia = lst3[0].DonGia;
decimal tiendv = dongiadv.DonGia;
phidichvu += infor2.SoLuong * tiendv;
}
txtPhiDichVu.Text = string.Format("{0:0,0 }", phidichvu);
}
bool flag = true;
for (int i = 0; i < dgvHoaDon.RowCount; i++)
{
if (dgvHoaDon.Rows[i].Cells["colMaPhong"].Value.ToString() != null)
{
if (dgvHoaDon.Rows[i].Cells["colMaPhong"].Value.ToString() == cmbMaPhong.Text)
{
btnThemHoaDon.Enabled = false;
flag = false;
break;
}
}
}
if (flag == true)
{
btnThemHoaDon.Enabled = true;
}
}
