public static uf obtenerUF(int MES, int año)
{
uf retorno = new uf();
DateTime finDeMes = new DateTime(año, MES, 1);
int mes = finDeMes.Month;
DateTime temp = finDeMes;
while (temp.Month == mes)
{
finDeMes = temp;
temp = temp.AddDays(1);
}
SqlConnection cnx = conexion.crearConexion();
SqlCommand cmd = new SqlCommand();
cmd.Connection = cnx;
cmd.CommandText = "SELECT * FROM uf WHERE fecha=@fecha";
cmd.CommandType = CommandType.Text;
cmd.Parameters.Add("@fecha", SqlDbType.DateTime).Value= finDeMes;
SqlDataReader dr = cmd.ExecuteReader();
while (dr.Read())
{
retorno.fecha = (DateTime)dr["fecha"];
retorno.valor = double.Parse(dr["valor"].ToString());
}
cnx.Close();
return retorno;
}
public static uf obtenerUltimaUF()
{
uf retorno = new uf();
SqlConnection cnx = conexion.crearConexion();
SqlCommand cmd = new SqlCommand();
cmd.Connection = cnx;
cmd.CommandText = "SELECT TOP 1 * FROM uf ORDER BY fecha DESC";
cmd.CommandType = CommandType.Text;
SqlDataReader dr = cmd.ExecuteReader();
while (dr.Read())
{
retorno.fecha = (DateTime)dr["fecha"];
retorno.valor = double.Parse(dr["valor"].ToString());
}
cnx.Close();
return retorno;
}
