Files
WS-10-Database/src/main/java/dev/dao/OrderDetailDao.java
T
2026-06-23 15:14:31 +03:30

64 lines
1.8 KiB
Java

package dev.dao;
import dev.database.DatabaseConnection;
import dev.model.OrderDetail;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;
public class OrderDetailDao {
public void save(OrderDetail detail) {
String sql = "INSERT INTO order_details (order_id, menu_item_id, quantity, item_price) VALUES (?, ?, ?, ?)";
try (Connection conn = DatabaseConnection.getConnection();
PreparedStatement ps = conn.prepareStatement(sql)) {
ps.setLong(1, detail.getOrderId());
ps.setLong(2, detail.getMenuItemId());
ps.setInt(3, detail.getQuantity());
ps.setDouble(4, detail.getPrice());
ps.executeUpdate();
} catch (Exception e) {
e.printStackTrace();
}
}
public List<OrderDetail> findByOrderId(int orderId) {
List<OrderDetail> list = new ArrayList<>();
String sql = "SELECT * FROM order_details WHERE order_id = ?";
try (Connection conn = DatabaseConnection.getConnection();
PreparedStatement ps = conn.prepareStatement(sql)) {
ps.setInt(1, orderId);
ResultSet rs = ps.executeQuery();
while (rs.next()) {
OrderDetail detail = new OrderDetail();
detail.setId(rs.getInt("id"));
detail.setOrderId(rs.getInt("order_id"));
detail.setMenuItemId(rs.getInt("menu_item_id"));
detail.setQuantity(rs.getInt("quantity"));
detail.setPrice(rs.getDouble("item_price"));
list.add(detail);
}
} catch (Exception e) {
e.printStackTrace();
}
return list;
}
}