//InsertobGetId
public int _InsertObGetId(Ob_DH_SPMua ob, SqlConnection conn)
{
int num = 0;
if (conn.ConnectionString != "")
{
conn.Open();
SqlCommand command = new SqlCommand
{
Connection = conn,
CommandType = CommandType.Text,
CommandText = @"Insert Into DH_SPMua (ID_SanPham, ID_NhomGiaoHang) Values(@ID_SanPham, @ID_NhomGiaoHang)Select @@IDENTITY"
};
command.Parameters.Add("ID_SanPham", SqlDbType.Int).Value = ob.ID_SANPHAM;
command.Parameters.Add("ID_NhomGiaoHang", SqlDbType.Int).Value = ob.ID_NHOMGIAOHANG;
try
{
num = Convert.ToInt32(command.ExecuteScalar());
}
catch (Exception exception)
{
MessageBox.Show("Không thể thêm dữ liệu. \r\n" + exception.Message, "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Error);
command.Dispose();
command = null;
conn.Close();
return(num);
}
command.Dispose();
command = null;
conn.Close();
}
return(num);
}
//DeleteOB
public bool _DeleteOb(Ob_DH_SPMua ob, SqlConnection conn)
{
if (conn.ConnectionString == "")
{
return(false);
}
conn.Open();
SqlCommand command = new SqlCommand
{
Connection = conn,
CommandType = CommandType.Text,
CommandText = @"Delete From DH_SPMua Where ID_SanPham=@ID_SanPham"
};
command.Parameters.Add(new SqlParameter("ID_SanPham", ob.ID_SANPHAM));
try
{
command.ExecuteNonQuery();
}
catch (Exception exception)
{
MessageBox.Show("Không thể xóa dữ liệu. \r\n" + exception.Message, "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Error);
command.Dispose();
command = null;
conn.Close();
return(false);
}
command.Dispose();
command = null;
conn.Close();
return(true);
}
//Insert ob
public bool _InsertOb(Ob_DH_SPMua ob, SqlConnection conn)
{
if (conn.ConnectionString == "")
{
return(false);
}
conn.Open();
SqlCommand command = new SqlCommand
{
Connection = conn,
CommandType = CommandType.Text,
CommandText = @"Insert Into DH_SPMua (ID_SanPham, ID_NhomGiaoHang) Values(@ID_SanPham, @ID_NhomGiaoHang)"
};
command.Parameters.Add("ID_SanPham", SqlDbType.Int).Value = ob.ID_SANPHAM;
command.Parameters.Add("ID_NhomGiaoHang", SqlDbType.Int).Value = ob.ID_NHOMGIAOHANG;
try
{
command.ExecuteNonQuery();
}
catch (Exception exception)
{
MessageBox.Show("Không thể thêm dữ liệu. \r\n" + exception.Message, "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Error);
command.Dispose();
command = null;
conn.Close();
return(false);
}
command.Dispose();
command = null;
conn.Close();
return(true);
}
//GetObWhere
public Ob_DH_SPMua _GetObWhere(string keyword, SqlConnection conn)
{
if (conn.ConnectionString == "")
{
return(null);
}
conn.Open();
Ob_DH_SPMua ob = new Ob_DH_SPMua();
SqlCommand command = new SqlCommand
{
Connection = conn,
CommandType = CommandType.Text,
CommandText = @"Select ID_SanPham, ID_NhomGiaoHang From DH_SPMua Where " + keyword + ""
};
SqlDataReader reader = command.ExecuteReader();
int num = 0;
while (reader.Read())
{
num++;
if (reader[0] != DBNull.Value)
{
ob.ID_SANPHAM = Convert.ToInt32(reader[0]);
}
if (reader[1] != DBNull.Value)
{
ob.ID_NHOMGIAOHANG = Convert.ToInt32(reader[1]);
}
}
if (num == 0)
{
command.Dispose();
command = null;
reader.Dispose();
reader = null;
conn.Close();
return(null);
}
command.Dispose();
command = null;
reader.Dispose();
reader = null;
conn.Close();
return(ob);
}
//ListWhere_sp
public List <Ob_DH_SPMua> _ListWhere_sp(string StoredName, SqlParameter[] ArrayParameter, SqlConnection conn)
{
if (conn.ConnectionString == "")
{
return(null);
}
conn.Open();
List <Ob_DH_SPMua> list = new List <Ob_DH_SPMua>();
SqlCommand command = new SqlCommand
{
Connection = conn,
CommandType = CommandType.Text,
CommandText = StoredName
};
command.Parameters.AddRange(ArrayParameter);
SqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
Ob_DH_SPMua ob = new Ob_DH_SPMua();
if (reader[0] != DBNull.Value)
{
ob.ID_SANPHAM = Convert.ToInt32(reader[0]);
}
if (reader[1] != DBNull.Value)
{
ob.ID_NHOMGIAOHANG = Convert.ToInt32(reader[1]);
}
list.Add(ob);
}
command.Dispose();
command = null;
reader.Dispose();
reader = null;
conn.Close();
return(list);
}
//ListAll
public List <Ob_DH_SPMua> _ListAll(SqlConnection conn)
{
if (conn.ConnectionString == "")
{
return(null);
}
conn.Open();
List <Ob_DH_SPMua> list = new List <Ob_DH_SPMua>();
SqlCommand command = new SqlCommand
{
Connection = conn,
CommandType = CommandType.Text,
CommandText = @"Select ID_SanPham, ID_NhomGiaoHang From DH_SPMua"
};
SqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
Ob_DH_SPMua ob = new Ob_DH_SPMua();
if (reader[0] != DBNull.Value)
{
ob.ID_SANPHAM = Convert.ToInt32(reader[0]);
}
if (reader[1] != DBNull.Value)
{
ob.ID_NHOMGIAOHANG = Convert.ToInt32(reader[1]);
}
list.Add(ob);
}
command.Dispose();
command = null;
reader.Dispose();
reader = null;
conn.Close();
return(list);
}
public Ob_DH_SPMua(Ob_DH_SPMua newOb)
{
id_sanpham = newOb.ID_SANPHAM;
id_nhomgiaohang = newOb.ID_NHOMGIAOHANG;
}
