public DataTable buscar(Dclientes clientes)
{
DataTable dtresultado = new DataTable("clientes");
SqlConnection sqlcon = new SqlConnection();
try
{
sqlcon.ConnectionString = claseconexion.cnn;
SqlCommand sqlcmd = new SqlCommand();
sqlcmd.Connection = sqlcon;
sqlcmd.CommandText = "buscar";
sqlcmd.CommandType = CommandType.StoredProcedure;
SqlParameter parid = new SqlParameter();
parid.ParameterName = "@id";
parid.SqlDbType = SqlDbType.Int;
parid.Value = clientes.Id;
sqlcmd.Parameters.Add(parid);
//instancia al adaptador entre el sist y la bd
SqlDataAdapter sqltaco = new SqlDataAdapter(sqlcmd);
sqltaco.Fill(dtresultado);
}
catch
{
dtresultado = null;
}
return(dtresultado);
}
public Dclientes(int xid, string xnom, string xap, string xdoc, string xtelf, string xcorr)
{
Dclientes obj = new Dclientes();
obj.Id = xid;
obj.Nombre = xnom;
obj.Apellidos = xap;
obj.Doc = xdoc;
obj.Telefono = xtelf;
obj.Correo = xcorr;
}
public string eliminar(Dclientes clientes)
{
string rpta = "";
SqlConnection sqlcon = new SqlConnection();
sqlcon.ConnectionString = claseconexion.cnn;
try
{
sqlcon.Open();
SqlCommand sqlcmd = new SqlCommand();
sqlcmd.CommandText = "eliminar";
sqlcmd.Connection = sqlcon;
sqlcmd.CommandType = CommandType.StoredProcedure;
SqlParameter parid = new SqlParameter();
parid.ParameterName = "@id";
parid.SqlDbType = SqlDbType.Int;
parid.Value = clientes.Id;
sqlcmd.Parameters.Add(parid);
rpta = sqlcmd.ExecuteNonQuery() == 1 ? "ok" : "no se elimino nada ";
}
catch (Exception ex)
{
rpta = ex.Message;
}
finally
{
if (sqlcon.State == ConnectionState.Open)
{
sqlcon.Close();
}
}
return(rpta);
}
public string insertar(Dclientes clientes)
{
string rpta = "";
SqlConnection sqlcon = new SqlConnection();
try
{
sqlcon.ConnectionString = claseconexion.cnn;
sqlcon.Open();
SqlCommand sqlcmd = new SqlCommand();
sqlcmd.CommandText = "insertar";
sqlcmd.Connection = sqlcon;
sqlcmd.CommandType = CommandType.StoredProcedure;
SqlParameter parid = new SqlParameter();
parid.ParameterName = "@id";
parid.SqlDbType = SqlDbType.Int;
parid.Direction = ParameterDirection.Output;
sqlcmd.Parameters.Add(parid);
SqlParameter parnom = new SqlParameter();
parnom.ParameterName = "@nombre";
parnom.SqlDbType = SqlDbType.VarChar;
parnom.Size = 20;
parnom.Value = clientes.Nombre;
sqlcmd.Parameters.Add(parnom);
SqlParameter parapll = new SqlParameter();
parapll.ParameterName = "@apell";
parapll.SqlDbType = SqlDbType.VarChar;
parapll.Size = 20;
parapll.Value = clientes.Apellidos;
sqlcmd.Parameters.Add(parapll);
SqlParameter pardoc = new SqlParameter();
pardoc.ParameterName = "@doc";
pardoc.SqlDbType = SqlDbType.VarChar;
pardoc.Size = 8;
pardoc.Value = clientes.Doc;
sqlcmd.Parameters.Add(pardoc);
SqlParameter partelf = new SqlParameter();
partelf.ParameterName = "@telefono";
partelf.SqlDbType = SqlDbType.VarChar;
partelf.Size = 9;
partelf.Value = clientes.Telefono;
sqlcmd.Parameters.Add(partelf);
SqlParameter parcorr = new SqlParameter();
parcorr.ParameterName = "@correo";
parcorr.SqlDbType = SqlDbType.VarChar;
parcorr.Size = 20;
parcorr.Value = clientes.Correo;
sqlcmd.Parameters.Add(parcorr);
rpta = sqlcmd.ExecuteNonQuery() == 1? "ok" :"no se inserto nada ";
}
catch (Exception ex)
{
rpta = ex.Message;
}
finally
{
if (sqlcon.State == ConnectionState.Open)
{
sqlcon.Close();
}
}
return(rpta);
}
