/// <summary>
/// Método para ejecutar querys que no retornan datos (Insert / Update / Delete ).
/// </summary>
/// <param name="query">Query a Ejecutar</param>
/// <param name="parmsDictionary">Lista de parametros de la query</param>
/// <returns></returns>
public object ExecuteQueryScalar(string query, ThDictionary parmsDictionary)
{
try
{
ReadParameters();
}
catch (Exception ex)
{
var msg = "Error al leer connection string. " + ex.Message + ".";
throw new Exception(msg, ex);
}
SqlConnection conn;
try
{
conn = new SqlConnection(ConnectionStr);
conn.Open();
}
catch (Exception ex)
{
var msg = "Error al abrir la conexion, " + ex.Message + ".";
throw new Exception(msg, ex);
}
var comm = conn.CreateCommand();
comm.CommandType = CommandType.Text;
comm.CommandText = query;
if (parmsDictionary != null)
{
var iterator = parmsDictionary.GetValues();
foreach (var kvp in iterator)
{
try
{
comm.Parameters.Add(kvp.Value == null
? new SqlParameter(kvp.Key, DBNull.Value)
: new SqlParameter(kvp.Key, kvp.Value));
}
catch (Exception ex)
{
var msg = "Error al agregar parámetros: " + kvp.Key + "=" + kvp.Value + " | " + ex.Message;
// Todo Implementar tipo correcto de excepción.
throw new Exception(msg, ex);
}
}
}
try
{
return(comm.ExecuteScalar());
}
catch (Exception ex)
{
var msg = "Error al ejecutar comando: " + comm + " -> " + ex.Message;
// Todo Implementar tipo correcto de excepción.
throw new Exception(msg, ex);
}
}
/// <summary>
/// Ejecuta un query directa
/// </summary>
/// <param name="query">el comando sql</param>
/// <param name="parmsDictionary">Lista de parametros de la Query</param>
/// <returns></returns>
public SqlDataReader ExecuteQuery(string query, ThDictionary parmsDictionary)
{
try
{
ReadParameters();
}
catch (Exception ex)
{
var msg = "Error al leer connection string. " + ex.Message + ".";
throw new Exception(msg, ex);
}
SqlConnection conn;
try
{
conn = new SqlConnection(ConnectionStr);
conn.Open();
}
catch (Exception ex)
{
var msg = "Error al abrir la conexion" + ex.Message + ".";
throw new Exception(msg, ex);
}
var comm = conn.CreateCommand();
comm.CommandType = CommandType.Text;
comm.CommandText = query;
if (parmsDictionary != null)
{
var iterator = parmsDictionary.GetValues();
foreach (var kvp in iterator)
{
try
{
comm.Parameters.Add(kvp.Value == null
? new SqlParameter(kvp.Key, DBNull.Value)
: new SqlParameter(kvp.Key, kvp.Value));
}
catch (Exception ex)
{
var msg = "Error al agregar parámetros: " + kvp.Key + "=" + kvp.Value + " | " + ex.Message;
throw new Exception(msg, ex);
}
}
}
var s = comm.CommandText;
try
{
return(comm.ExecuteReader(CommandBehavior.CloseConnection));
}
catch (Exception ex)
{
var msg = "Error al ejecutar comando: " + comm + " -> " + ex.Message;
throw new Exception(msg, ex);
}
}
