public void hienThiTrangThaiPhong(PHONGTRO phong, MetroFramework.Controls.MetroTile nutPhong)
{
if (phong != null)
{
nutPhong.Text = phong.MAPHONG;
switch (phong.TRANGTHAI)
{
case "Trống":
nutPhong.BackColor = Color.Gray;
break;
case "Đang Ở":
DateTime ngayHienTai = DateTime.Now.Date;
KHACHTRO khachTro = bus_khachTro.layKhachTheoMaPhong(phong.MAPHONG);
if (khachTro != null)
{
HOADON hoaDon = bus_hoaDon.layHoaDonTheoMaKhach(khachTro.MAKHACH);
if (hoaDon != null)
{
DateTime ngayCuaHoaDon = hoaDon.NGAYLAP.Date;
TimeSpan ketQua = ngayHienTai - ngayCuaHoaDon;
if (ketQua.Days >= 30)
{
nutPhong.BackColor = Color.Red;
}
else if (ketQua.Days < 30 && ketQua.Days >= 25)
{
nutPhong.BackColor = Color.Gold;
}
else if (ketQua.Days < 25)
{
nutPhong.BackColor = Color.YellowGreen;
}
}
}
break;
}
nutPhong.Enabled = true;
}
}