void loadData()
{
var command = this.conn.CreateCommand();
command.CommandText = @"SELECT * FROM varosok";
using (var reader = command.ExecuteReader())
{
listBox_city.Items.Add(string.Format("{0,-40}\t{1,-40}", "Név", "Populáció"));
while (reader.Read())
{
int id = reader.GetInt32("id");
string name = reader.GetString("name");
int population = reader.GetInt32("population");
var city = new City(id, name, population);
list_city.Add(city);
listBox_city.Items.Add(string.Format("{0,-40}\t{1,-60}", name, population));
shew_id.Items.Add(name);
}
}
command.CommandText = @"SELECT * FROM latvanyossagok";
using (var reader = command.ExecuteReader())
{
listBox_shew.Items.Add(string.Format("{0,-40}\t{1,-40}", "Név", "Ár"));
while (reader.Read())
{
int id = reader.GetInt32("id");
string name = reader.GetString("name");
string description = reader.GetString("description");
int price = reader.GetInt32("price");
int city_id = reader.GetInt32("city_id");
var shew = new Shew(id, name, description, price, city_id);
list_shew.Add(shew);
if (price == 0)
{
listBox_shew.Items.Add(string.Format("{0,-20}\t{1,-40}", name, "Ingyenes"));
}
else
{
listBox_shew.Items.Add(string.Format("{0,-40}\t{1,-40}", name, price));
}
}
}
}
private void button_shew_Click(object sender, EventArgs e)
{
if (shew_name.Text.Length > 0 && shew_description.Text.Length > 0 && shew_id.Text.Length > 0)
{
foreach (Shew item in list_shew)
{
if (shew_name.Text.Equals(item))
{
MessageBox.Show("Már létezik ilyen látványosság");
return;
}
}
int city_id = 0;
foreach (City item in list_city)
{
if (shew_id.SelectedItem.Equals(item.getId()))
{
city_id = item.getId();
}
}
var command = this.conn.CreateCommand();
command.CommandText = @"INSERT INTO latvanyossagok (name, description, price, city_id) VALUES('" + shew_name.Text + "', '" + shew_description.Text + "', '" + shew_price.Text + "', '" + city_id + "')";
command.ExecuteNonQuery();
var shew = new Shew((list_shew.Count + 1), shew_name.Text, shew_description.Text, (int)shew_price.Value, city_id);
list_shew.Add(shew);
listBox_shew.Items.Add(string.Format("{0,-40}\t{1,-40}", shew_name.Text, city_id));
MessageBox.Show("Új város sikeresen létrehozva!");
}
else
{
MessageBox.Show("Tölts ki minden mezőt!");
foreach (City item in list_city)
{
MessageBox.Show("" + item.getName());
}
}
}
