public Zadaci ReadZadaci(int _id)
{
Zadaci zadaci = new Zadaci();
this.Connect();
using (MySqlCommand command = new MySqlCommand())
{
command.Connection = connection;
command.CommandText = "SELECT id_zadatak, naziv " +
"FROM zadaci " +
"WHERE id_zadatak = @id ";
command.CommandType = CommandType.Text;
command.Parameters.AddWithValue("@id", _id);
//command.Parameters.AddWithValue("@id_pedagog", PlaniranjeSession.Trenutni.PedagogId);
connection.Open();
using (MySqlDataReader sdr = command.ExecuteReader())
{
if (sdr.HasRows)
{
while (sdr.Read())
{
zadaci = new Zadaci()
{
ID_zadatak = Convert.ToInt32(sdr["id_zadatak"]),
Naziv = sdr["naziv"].ToString()
};
}
}
}
connection.Close();
}
return(zadaci);
}
public bool UpdateZadaci(Zadaci zadaci)
{
try
{
this.Connect();
using (MySqlCommand command = new MySqlCommand())
{
command.Connection = connection;
command.CommandText = "UPDATE zadaci " +
"SET " +
"naziv = @naziv " +
"WHERE id_zadatak = @id_zadatak";
command.CommandType = CommandType.Text;
command.Parameters.AddWithValue("@id_zadatak", zadaci.ID_zadatak);
command.Parameters.AddWithValue("@naziv", zadaci.Naziv);
connection.Open();
command.ExecuteNonQuery();
}
}
catch
{
connection.Close();
return(false);
}
finally
{
connection.Close();
}
return(true);
}
public List <Zadaci> ReadZadaci(string search_string)
{
List <Zadaci> zadaci = new List <Zadaci>();
this.Connect();
using (MySqlCommand command = new MySqlCommand())
{
command.Connection = connection;
command.CommandText = "SELECT id_zadatak, naziv " +
"FROM zadaci " +
"WHERE naziv like '%" + search_string + "%' " +
"ORDER BY id_zadatak ASC";
command.Parameters.AddWithValue("@id_pedagog", PlaniranjeSession.Trenutni.PedagogId);
connection.Open();
using (MySqlDataReader sdr = command.ExecuteReader())
{
if (sdr.HasRows)
{
while (sdr.Read())
{
Zadaci zad = new Zadaci()
{
ID_zadatak = Convert.ToInt32(sdr["id_zadatak"]),
Naziv = sdr["naziv"].ToString()
};
zadaci.Add(zad);
}
}
}
connection.Close();
}
return(zadaci);
}
public bool CreateZadaci(Zadaci zadaci)
{
try
{
this.Connect();
using (MySqlCommand command = new MySqlCommand())
{
command.Connection = connection;
command.CommandText = "INSERT INTO zadaci " +
"(naziv) " +
" VALUES (@naziv)";
command.CommandType = CommandType.Text;
command.Parameters.AddWithValue("@naziv", zadaci.Naziv);
connection.Open();
command.ExecuteNonQuery();
}
}
catch
{
connection.Close();
return(false);
}
finally
{
connection.Close();
}
return(true);
}