public Zgrada getZgradaID(int _id)
{
connection();
Zgrada zgrada = new Zgrada();
con.ConnectionString = str;
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.Connection = con;
cmd.CommandText = "SELECT id_zgrada, naziv, ulica, grad, broj_stanara FROM Zgrada WHERE id=+@id";
cmd.CommandType = CommandType.Text;
cmd.Parameters.AddWithValue("@id", _id);
con.Open();
using (MySqlDataReader sdr = cmd.ExecuteReader())
{
if (sdr.HasRows)
{
while (sdr.Read())
{
zgrada = new Zgrada()
{
id_zgrada = Convert.ToInt32(sdr["id_zgrada"]),
naziv = sdr["naziv"].ToString(),
ulica = sdr["ulica"].ToString(),
grad = sdr["grad"].ToString(),
broj_stanara = Convert.ToInt32(sdr["broj_stanara"])
};
}
}
}
con.Close();
}
return(zgrada);
}
public string updateZgrada(Zgrada data)
{
try
{
connection();
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.Connection = con;
cmd.CommandText = "UPDATE zgrada SET naziv = @naziv, ulica = @ulica, grad = @grad, broj_stanara = @broj_stanara WHERE id = @id";
cmd.CommandType = CommandType.Text;
cmd.Parameters.AddWithValue("@id", data.id);
cmd.Parameters.AddWithValue("@naziv", data.naziv);
cmd.Parameters.AddWithValue("@ulica", data.ulica);
cmd.Parameters.AddWithValue("@grad", data.grad);
cmd.Parameters.AddWithValue("@broj_stanara", data.broj_stanara);
con.Open();
cmd.ExecuteNonQuery();
con.Close();
return("OK");
}
}
catch (Exception err)
{
con.Close();
return("Error");
}
}
public string addZgrada(Zgrada data)
{
try
{
connection();
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.Connection = con;
cmd.CommandText = "INSERT INTO zgrada(id_zgrada,naziv,ulica,grad,broj_stanara) " +
" VALUES(@id_zgrada,@naziv,@ulica,@grad,@broj_stanara)";
cmd.CommandType = CommandType.Text;
cmd.Parameters.AddWithValue("@id_zgrada", data.id_zgrada);
cmd.Parameters.AddWithValue("@naziv", data.naziv);
cmd.Parameters.AddWithValue("@ulica", data.ulica);
cmd.Parameters.AddWithValue("@grad", data.grad);
cmd.Parameters.AddWithValue("@broj_stanara", data.broj_stanara);
con.Open();
cmd.ExecuteNonQuery();
con.Close();
return("OK");
}
}
catch (Exception err)
{
con.Close();
return("Error");
}
}
public List <Zgrada> GetZgrada_2(string searchData)
{
connection();
List <Zgrada> zgrade = new List <Zgrada>();
con.ConnectionString = str;
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.Connection = con;
cmd.CommandText = "SELECT id_zgrada, naziv, ulica, grad, broj_stanara FROM Zgrada WHERE " +
" naziv like '%" + searchData + "%' " +
" ORDER BY id ASC";
con.Open();
using (MySqlDataReader sdr = cmd.ExecuteReader())
{
if (sdr.HasRows)
{
while (sdr.Read())
{
Zgrada emp = new Zgrada()
{
id_zgrada = Convert.ToInt32(sdr["id_zgrada"]),
naziv = sdr["naziv"].ToString(),
ulica = sdr["ulica"].ToString(),
grad = sdr["grad"].ToString(),
broj_stanara = Convert.ToInt32(sdr["broj_stanara"])
};
if (emp.naziv.Length > 0 && emp.ulica.Length > 0 && emp.grad.Length > 0 && emp.broj_stanara.Length > 0)
{
gradovi.Add(emp);
}
}
}
}
con.Close();
}
return(zgrade);
}