false

src/main/java/dev/dao/OrderDao.java

@@ -1,25 +1,56 @@
 package dev.dao;
 
+import dev.database.DatabaseConnection;
 import dev.model.Order;
 
+import java.sql.*;
+import java.util.ArrayList;
 import java.util.List;
 
 public class OrderDao {
 
     public int save(Order order) {
+        String sql = "INSERT INTO orders (user_id, total_price) VALUES (?, ?) RETURNING id";
 
-        // TODO:
-        // Insert order and return generated id
+        try (Connection conn = DatabaseConnection.getConnection();
+             PreparedStatement pstmt = conn.prepareStatement(sql)) {
 
+             pstmt.setInt(1, order.getUserId());
+             pstmt.setDouble(2, order.getTotalPrice());
+
+            try (ResultSet rs = pstmt.executeQuery()) {
+                if (rs.next()) {
+                    return rs.getInt(1);
+                }
+            }
+        } catch (SQLException e) {
+            System.err.println("Error saving order: " + e.getMessage());
+        }
         return -1;
     }
 
     public List<Order> findByUserId(int userId) {
+        List<Order> orders = new ArrayList<>();
+        String sql = "SELECT * FROM orders WHERE user_id = ? ORDER BY created_at DESC";
 
-        // TODO:
-        // Retrieve all orders of a user
+        try (Connection conn = DatabaseConnection.getConnection();
+            PreparedStatement pstmt = conn.prepareStatement(sql)){
 
-        return null;
+            pstmt.setInt(1, userId);
+            ResultSet rs = pstmt.executeQuery();
+
+            while (rs.next()){
+                Order order = new Order(
+                        rs.getInt("id"),
+                        rs.getInt("user_id"),
+                        rs.getTimestamp("created_at").toLocalDateTime(),
+                        rs.getDouble("total_price")
+                );
+                orders.add(order);
+            }
+        } catch (SQLException e) {
+            System.err.println("Error fetching order history: " + e.getMessage());
+        }
+        return orders;
     }
-
 }