public List <AlumnoEN> ObtenerAlumnos()
{
IDbConnection _conn = DBCommon.Conexion();
_conn.Open();
SqlCommand _comand = new SqlCommand("CONSULTAR_ALUMNO", _conn as SqlConnection);
_comand.CommandType = CommandType.StoredProcedure;
IDataReader _reader = _comand.ExecuteReader();
List <AlumnoEN> _lista = new List <AlumnoEN>();
while (_reader.Read())
{
AlumnoEN pEN = new AlumnoEN();
pEN.Id = _reader.GetInt64(0);
pEN.Nombre = _reader.GetString(1);
pEN.Apellido = _reader.GetString(2);
pEN.Edad = _reader.GetInt32(3);
pEN.Fk_Materia = _reader.GetInt32(4);
pEN.NombreMateria = _reader.GetString(5);
_lista.Add(pEN);
}
_conn.Close();
return(_lista);
}
public int EliminarAlumno(AlumnoEN en)
{
IDbConnection _conn = DBCommon.Conexion();
_conn.Open();
SqlCommand _comand = new SqlCommand("ELIMINAR_ALUMNO", _conn as SqlConnection);
_comand.CommandType = CommandType.StoredProcedure;
_comand.Parameters.Add(new SqlParameter("@ID", en.Id));
int r = _comand.ExecuteNonQuery();
_conn.Close();
return(r);
}
public int AgregarAlumno(AlumnoEN en)
{
IDbConnection _conn = DBCommon.Conexion();
_conn.Open();
SqlCommand _comand = new SqlCommand("AGREGAR_ALUMNO", _conn as SqlConnection);
_comand.CommandType = CommandType.StoredProcedure;
_comand.Parameters.Add(new SqlParameter("@NOMBRE", en.Nombre));
_comand.Parameters.Add(new SqlParameter("@APELLIDO", en.Apellido));
_comand.Parameters.Add(new SqlParameter("@EDAD", en.Edad));
_comand.Parameters.Add(new SqlParameter("@FK_MATERIA", en.Fk_Materia));
int r = _comand.ExecuteNonQuery();
_conn.Close();
return(r);
}
public int Modificar_Alumno(AlumnoEN en)
{
IDbConnection _conn = DBCommon.Conexion();
_conn.Open();
SqlCommand _comand = new SqlCommand("Modificar_Alumno", _conn as SqlConnection);
_comand.CommandType = CommandType.StoredProcedure;
_comand.Parameters.Add(new SqlParameter("@id", en.Id));
_comand.Parameters.Add(new SqlParameter("@nombre", en.Nombre));
_comand.Parameters.Add(new SqlParameter("@apellido", en.Apellido));
_comand.Parameters.Add(new SqlParameter("@edad", en.Edad));
_comand.Parameters.Add(new SqlParameter("@fk_materia", en.Fk_Materia));
int r = _comand.ExecuteNonQuery();
_conn.Close();
return(r);
}