order & report

.idea/dataSources.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
+    <data-source source="LOCAL" name="postgres@localhost" uuid="cefa0168-48c2-4c70-8fa7-1ab9ac6efe72">
+      <driver-ref>postgresql</driver-ref>
+      <synchronize>true</synchronize>
+      <jdbc-driver>org.postgresql.Driver</jdbc-driver>
+      <jdbc-url>jdbc:postgresql://localhost:5432/postgres</jdbc-url>
+      <working-dir>$ProjectFileDir$</working-dir>
+    </data-source>
+  </component>
+</project>

.idea/sqldialects.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="SqlDialectMappings">
+    <file url="file://$PROJECT_DIR$/database.sql" dialect="GenericSQL" />
+  </component>
+</project>

src/main/java/dev/dao/MenuItemDao.java

@@ -52,7 +52,7 @@ public class MenuItemDao {
                 if(rst.next()){
                     MenuItem item = new MenuItem(rst.getInt("id"),
                             rst.getString("name"),
-                            rst.getString("descrition"),
+                            rst.getString("description"),
                             rst.getDouble("price"),
                             rst.getString("category"));
 

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

@@ -1,25 +1,86 @@
 package dev.dao;
 
+import dev.database.DatabaseConnection;
 import dev.model.Order;
 
+import java.sql.*;
+import java.time.LocalDateTime;
+import java.util.ArrayList;
 import java.util.List;
 
 public class OrderDao {
 
     public int save(Order order) {
 
-        // TODO:
+        LocalDateTime now = LocalDateTime.now();
-        // Insert order and return generated id
+        String query = "INSERT INTO customer_orders (user_id, time, total_price) VALUES (?, ?, ?)";
+
+        try(Connection c = DatabaseConnection.getConnection();
+            PreparedStatement pst = c.prepareStatement(query , Statement.RETURN_GENERATED_KEYS)){
+
+            pst.setInt(1 , order.getUserId());
+            pst.setTimestamp(2 , Timestamp.valueOf(now));
+            pst.setDouble(3 , order.getTotalPrice());
+
+            int i = pst.executeUpdate();
+            if(i==1) System.out.println("Order saved");
+
+            try (ResultSet generatedKeys = pst.getGeneratedKeys()) {
+                if (generatedKeys.next()) {
+                    int generatedId = generatedKeys.getInt(1);
+                    System.out.println("Order saved with ID: " + generatedId);
+                    return generatedId;
+                } else {
+                    System.out.println("Creating order failed, no ID obtained.");
+                    return -1;
+                }
+            }
+
+
+
+
+        } catch (SQLException e) {
+            System.out.println(e.getMessage());
+        }
+
 
         return -1;
     }
 
+
     public List<Order> findByUserId(int userId) {
 
-        // TODO:
+        String quary = "SELECT * FROM customer_orders WHERE user_id = ?";
-        // Retrieve all orders of a user
+        List<Order> result = new ArrayList<>();
+
+
+        try (Connection c = DatabaseConnection.getConnection();
+             PreparedStatement pst = c.prepareStatement(quary)){
+
+            pst.setInt(1 , userId);
+
+            try (ResultSet rst = pst.executeQuery()){
+                while (rst.next()){
+                    Order order = new Order(rst.getInt("id"),
+                            rst.getInt("user_id") ,
+                            rst.getTimestamp("time").toLocalDateTime(),
+                            rst.getDouble("total_price"));
+
+                    result.add(order);
+
+                }
+
+
+            }
+
+
+        } catch (SQLException e) {
+            System.out.println(e.getMessage());
+        }
+
+
+        return  result;
 
-        return null;
     }
 
 }

src/main/java/dev/dao/OrderDetailDao.java

@@ -1,22 +1,71 @@
 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.sql.SQLException;
+import java.util.ArrayList;
 import java.util.List;
 
 public class OrderDetailDao {
 
     public void save(OrderDetail detail) {
 
-        // TODO:
+        String quary = "INSERT INTO order_details (order_id, menu_item_id ,quantity , unit_price) VALUES (?, ?, ? ,?)";
-        // Insert order detail
+        try (Connection c = DatabaseConnection.getConnection();
+             PreparedStatement prst = c.prepareStatement(quary)){
+            prst.setInt(1, detail.getOrderId());
+            prst.setInt(2, detail.getMenuItemId());
+            prst.setInt(3, detail.getQuantity());
+            prst.setDouble(4 , detail.getPrice());
+
+            int i = prst.executeUpdate();
+
+
+
+
+
+        } catch (SQLException e) {
+            System.out.println(e.getMessage());
+        }
+
+
+
 
     }
 
     public List<OrderDetail> findByOrderId(int orderId) {
 
-        // TODO:
+        List<OrderDetail> result = new ArrayList<>();
-        // Retrieve order details
+
+        String query = "Select * From order_details WHERE order_id = ?";
+
+        try(Connection c = DatabaseConnection.getConnection();
+            PreparedStatement pst = c.prepareStatement(query)) {
+
+            pst.setInt(1 , orderId);
+
+            try(ResultSet rst = pst.executeQuery()){
+                while (rst.next()){
+                    OrderDetail orderDetail = new OrderDetail(rst.getInt("id"),
+                            rst.getInt("order_id"),
+                            rst.getInt("menu_item_id"),
+                            rst.getInt("quantity"),
+                            rst.getDouble("unit_price"));
+                    result.add(orderDetail);
+
+                }
+
+            }
+
+            return result;
+
+        }catch (SQLException e){
+            System.out.println(e.getMessage());
+        }
 
         return null;
     }

src/main/java/dev/model/Order.java

@@ -5,11 +5,38 @@ import java.time.LocalDateTime;
 public class Order {
 
     private int id;
-
     private int userId;
-
     private LocalDateTime createdAt;
-
     private double totalPrice;
 
+
+    public Order(int userId , LocalDateTime createdAt , double totalPrice){
+        this.userId = userId;
+        this.createdAt= createdAt;
+        this.totalPrice =totalPrice;
+    }
+
+    public Order(int id ,int userId , LocalDateTime createdAt , double totalPrice){
+        this.id= id;
+        this.userId = userId;
+        this.createdAt= createdAt;
+        this.totalPrice =totalPrice;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public double getTotalPrice() {
+        return totalPrice;
+    }
+
+    public String getCreatedAt() {
+        return createdAt.toString();
+    }
+
+    public int getUserId() {
+        return userId;
+    }
+
 }

src/main/java/dev/model/OrderDetail.java

@@ -3,13 +3,44 @@ package dev.model;
 public class OrderDetail {
 
     private int id;
-
     private int orderId;
-
     private int menuItemId;
-
     private int quantity;
-
     private double price;
 
+    public OrderDetail(int orderId , int menuItemId , int quantity , double price){
+        this.orderId=orderId;
+        this.menuItemId=menuItemId;
+        this.quantity=quantity;
+        this.price = price;
+    }
+
+    public OrderDetail(int id , int orderId , int menuItemId , int quantity , double price){
+        this.id =id;
+        this.orderId=orderId;
+        this.menuItemId=menuItemId;
+        this.quantity=quantity;
+        this.price = price;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public int getOrderId() {
+        return orderId;
+    }
+
+    public int getMenuItemId() {
+        return menuItemId;
+    }
+
+    public int getQuantity() {
+        return quantity;
+    }
+
+    public double getPrice() {
+        return price;
+    }
+
 }

src/main/java/dev/model/Resipt.java

@@ -0,0 +1,20 @@
+package dev.model;
+
+public class Resipt {
+
+    private MenuItem menuItem;
+    private int quantity;
+
+
+    public Resipt(MenuItem menuItem , int quantity){
+        this.menuItem=menuItem;
+        this.quantity=quantity;
+    }
+
+    public int getQuantity() {
+        return quantity;
+    }
+    public MenuItem getMenuItem() {
+        return menuItem;
+    }
+}

src/main/java/dev/service/OrderService.java

@@ -1,25 +1,116 @@
 package dev.service;
 
+import dev.dao.MenuItemDao;
+import dev.dao.OrderDao;
+import dev.dao.OrderDetailDao;
+import dev.model.MenuItem;
+import dev.model.Order;
+import dev.model.OrderDetail;
+import dev.model.Resipt;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Scanner;
+
 public class OrderService {
 
+    private final Scanner scanner = new Scanner(System.in);
+    private final MenuItemDao menuItemDao = new MenuItemDao();
+    private final OrderDao orderDao = new OrderDao();
+    private final OrderDetailDao orderDetailDao = new OrderDetailDao();
+
+
     public void placeOrder(int userId) {
 
-        // TODO:
+        List<Resipt> resipts = new ArrayList<>();
-        // Create order
+        double totalPrice= 0.0;
+
+        while (true){
+            System.out.println("Enter the ID of the item to add (or 0 to finish):");
+            int chooseId = scanner.nextInt();
+            if (chooseId == 0) {
+                break;
+            }
+            MenuItem chosen = menuItemDao.findById(chooseId);
+            if (chosen == null) {
+                System.out.println("❌ Invalid food! Please try again.");
+                continue;
+            }
+            System.out.println("Enter quantity:");
+            int quantity = scanner.nextInt();
+
+            if (quantity <= 0) {
+                System.out.println("❌ Quantity must be greater than 0.");
+                continue;
+            }
+
+            resipts.add(new Resipt(chosen , quantity));
+            totalPrice += chosen.getPrice() * quantity;
+            System.out.println("ADD " + quantity + " " + chosen.getName());
+
+        }
+
+        LocalDateTime now = LocalDateTime.now();
+        Order order = new Order(userId , now , totalPrice);
+        int orderId = orderDao.save(order);
+
+        System.out.println("orderId: "+ orderId);
+        for (int i = 0; i < resipts.size() ; i++){
+            OrderDetail orderDetail = new OrderDetail(orderId ,
+                    resipts.get(i).getMenuItem().getId()
+
+                    ,resipts.get(i).getQuantity()
+                    ,resipts.get(i).getMenuItem().getPrice());
+
+            orderDetailDao.save(orderDetail);
+
+        }
+
+
+
+
+        printReceipt(orderId);
+
 
     }
 
     public void printReceipt(int orderId) {
 
-        // TODO:
+        System.out.println("[Order Summary / Receipt]");
-        // Print order receipt
+        System.out.println("--------------------------------------------------");
+        System.out.println("         Item        |  Quantity  |    Unit    | Total");
+        System.out.println("--------------------------------------------------");
+
+        double totalprice = 0.0;
+        List<OrderDetail> resipt = orderDetailDao.findByOrderId(orderId);
+        for(int i = 0 ; i< resipt.size() ; i++){
+            MenuItem menuItem = menuItemDao.findById(resipt.get(i).getMenuItemId());
+            System.out.printf("%-20s | %-10d | %-10.2f | %-10.2f" ,menuItem.getName()
+            ,resipt.get(i).getQuantity() , menuItem.getPrice() , resipt.get(i).getQuantity()* menuItem.getPrice());
+
+            System.out.println();
+            totalprice += resipt.get(i).getQuantity()* menuItem.getPrice();
+            System.out.println("--------------------------------------------------");
+        }
+        System.out.println("Final price: " + totalprice );
 
     }
 
     public void showOrderHistory(int userId) {
 
-        // TODO:
+        List<Order> orders = orderDao.findByUserId(userId);
-        // Display user's order history
+
+        System.out.printf("%-10s | %-30s | %-10s%n", "Order Id", "Date & Time", "Total Price");
+        System.out.println("------------------------------------------------------------");
+        for (Order o : orders){
+            System.out.printf("%-10d | %-30s | $%-9.2f%n",
+                    o.getId(),
+                    o.getCreatedAt().toString(),
+                    o.getTotalPrice());
+        }
+
+
 
     }
 

src/main/java/dev/ui/ConsoleMenu.java

@@ -3,6 +3,7 @@ package dev.ui;
 import dev.model.User;
 import dev.service.AuthService;
 import dev.service.MenuService;
+import dev.service.OrderService;
 
 import java.util.Scanner;
 
@@ -11,6 +12,7 @@ public class ConsoleMenu {
     private final Scanner scanner = new Scanner(System.in);
     private final AuthService authService = new AuthService();
     private final MenuService menuService= new MenuService();
+    private final OrderService orderService = new OrderService();
     private User user;
 
 
@@ -93,22 +95,26 @@ public class ConsoleMenu {
                 case 1:
                 {
                     menuService.showMenu();
+                    break;
+                }
+                case 2:
+                {
+                    orderService.placeOrder(user.getId());
+                    break;
+                }
+                case 3:
+                {
+                    orderService.showOrderHistory(user.getId());
+                    break;
                 }
 
-
+                case 4:
-
+                {
-
+                    return;
-
+                }
-
+                default:{
-
+                    break;
-
+                }
-
-
-
-
-
-
-
 
             }