// Thêm phòng vào bảng phong
public void themPhong(DSPhong dsphong)
{
string sql = "Insert Into phong (TenPhong, TrangThai, MaLoaiPhong) Values (@TenPhong, @TrangThai, @MaLoaiPhong)";
conn.Open();
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("TenPhong", dsphong.TenPhong);
cmd.Parameters.AddWithValue("TrangThai", dsphong.TrangThai);
cmd.Parameters.AddWithValue("MaLoaiPhong", dsphong.MaLoaiPhong);
cmd.ExecuteNonQuery();
conn.Close();
}
// Cập nhật thông tin phòng
public void updateRoom(DSPhong dsphong)
{
string sql = "Update phong Set TenPhong=@TenPhong, TrangThai=@TrangThai, MaLoaiPhong=@MaLoaiPhong Where MaPhong=@MaPhong";
conn.Open();
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("TenPhong", dsphong.TenPhong);
cmd.Parameters.AddWithValue("TrangThai", dsphong.TrangThai);
cmd.Parameters.AddWithValue("MaLoaiPhong", dsphong.MaLoaiPhong);
cmd.Parameters.AddWithValue("MaPhong", dsphong.MaPhong);
cmd.ExecuteNonQuery();
conn.Close();
}
// Get tất cả các phòng còn trống chưa có người đặt
public List <DSPhong> getphongTrong()
{
List <DSPhong> dsPhong = new List <DSPhong>();
string sql = "select * from phong where TrangThai = 0";
conn.Open();
SqlCommand cmd = new SqlCommand(sql, conn);
SqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
DSPhong phong = new DSPhong();
phong.MaPhong = (int)reader["MaPhong"];
phong.TenPhong = reader["TenPhong"].ToString();
phong.TrangThai = (Boolean)reader["TrangThai"];
phong.MaLoaiPhong = (int)reader["MaLoaiPhong"];
dsPhong.Add(phong);
}
conn.Close();
return(dsPhong);
}
// Lấy phòng theo mã phòng MaPhong
public DSPhong get1Room(int MaPhong)
{
string sql = "Select * From phong, loaiphong where phong.MaLoaiPhong=loaiphong.MaLoaiPhong And MaPhong=@MaPhong";
conn.Open();
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("MaPhong", MaPhong);
SqlDataReader reader = cmd.ExecuteReader();
DSPhong dsphong = null;
if (reader.Read())
{
dsphong = new DSPhong();
dsphong.MaPhong = (int)reader["MaPhong"];
dsphong.TenPhong = (string)reader["TenPhong"];
dsphong.TrangThai = (Boolean)reader["TrangThai"];
dsphong.MaLoaiPhong = (int)reader["MaLoaiPhong"];
}
conn.Close();
return(dsphong);
}
