implement all TODOs

.idea/.gitignore

@@ -0,0 +1,10 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Ignored default folder with query files
+/queries/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/

.idea/compiler.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <annotationProcessing>
+      <profile name="Maven default annotation processors profile" enabled="true">
+        <sourceOutputDir name="target/generated-sources/annotations" />
+        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
+        <outputRelativeToContentRoot value="true" />
+        <module name="WS-10-Database" />
+      </profile>
+    </annotationProcessing>
+  </component>
+</project>

.idea/encodings.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
+  </component>
+</project>

.idea/jarRepositories.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RemoteRepositoriesConfiguration">
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Maven Central repository" />
+      <option name="url" value="https://repo1.maven.org/maven2" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="jboss.community" />
+      <option name="name" value="JBoss Community repository" />
+      <option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Central Repository" />
+      <option name="url" value="https://mirror-maven.runflare.com/maven2" />
+    </remote-repository>
+  </component>
+</project>

.idea/misc.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="21" project-jdk-type="JavaSDK" />
+</project>

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>

database.sql

@@ -9,7 +9,6 @@
 -- 6. The script should be executable from start to finish without errors.
 
 
-
 -- =======================================================
 -- USER TABLE
 -- =======================================================
@@ -30,6 +29,12 @@
 --
 -- CREATE TABLE ...
 
+CREATE TABLE users(
+  id SERIAL PRIMARY KEY,
+  username TEXT UNIQUE NOT NULL,
+  password VARCHAR(250) NOT NULL,
+  email VARCHAR(100)
+);
 
 
 -- =======================================================
@@ -52,7 +57,13 @@
 --
 -- CREATE TABLE ...
 
-
+CREATE TABLE menu_items(
+     id SERIAL PRIMARY KEY,
+     name VARCHAR(100) NOT NULL,
+     description TEXT,
+     price DECIMAL(10, 2) NOT NULL CHECK ( price > 0 ),
+     category VARCHAR(100)
+);
 
 -- =======================================================
 -- ORDER TABLE
@@ -77,7 +88,12 @@
 --
 -- CREATE TABLE ...
 
-
+CREATE TABLE orders (
+    id SERIAL PRIMARY KEY,
+    user_id INT NOT NULL REFERENCES users(id),
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    total_price DECIMAL(10, 2) DEFAULT 0.00
+);
 
 -- =======================================================
 -- ORDER DETAIL TABLE
@@ -100,7 +116,13 @@
 --
 -- CREATE TABLE ...
 
-
+CREATE TABLE order_detail(
+    id SERIAL PRIMARY KEY,
+    order_id INT NOT NULL REFERENCES orders(id),
+    menu_item_id INT NOT NULL REFERENCES menuItem(id),
+    quantity INT NOT NULL CHECK ( quantity > 0 ),
+    unit_price DECIMAL(10, 2) NOT NULL
+);
 
 -- =======================================================
 -- INITIAL MENU DATA
@@ -116,6 +138,12 @@
 --
 -- INSERT INTO ...
 
+INSERT INTO menuItem(
+    name, description, price, category
+) VALUES('Pizza Margherita', 'Classic pizza with tomato sauce and mozzarella', 10.00, 'Pizza'),
+         ('Beef Burger', 'Juicy beef patty with cheese, lettuce, and tomato', 8.50, 'Burger'),
+         ('Pasta Alfredo', 'Creamy pasta with grilled chicken and parmesan', 12.00, 'Pasta'),
+         ('Coca Cola', 'Cold soft drink', 2.00, 'Drink');
 
 
 -- =======================================================
@@ -127,7 +155,18 @@
 --
 -- INSERT INTO ...
 
+--AI generated
+INSERT INTO users (
+                   username, password, email
+) VALUES('ali_dev', '$2a$12$K8M6O2wWfG1...hashed_long_string...', 'ali@email.com'),
+        ('sara_k', '$2a$12$R9P2m1vXyZ7...hashed_long_string...', NULL),
+        ('reza_food', '$2a$12$T5N8b9zQpW3...hashed_long_string...', 'reza@email.com');
 
+INSERT INTO orders (
+                    user_id, total_price
+) VALUES(1, 18.50),  -- سفارش اول علی
+        (2, 12.00),  -- سفارش سارا
+        (1, 20.00);  -- سفارش دوم علی
 
 -- =======================================================
 -- VERIFICATION QUERIES
@@ -135,7 +174,7 @@
 --
 -- Uncomment these queries to verify your database.
 --
--- SELECT * FROM ...;
+SELECT * FROM users;
--- SELECT * FROM ...;
+SELECT * FROM menuItem;
--- SELECT * FROM ...;
+SELECT * FROM orders;
--- SELECT * FROM ...;
+SELECT * FROM order_detail;

pom.xml

@@ -27,6 +27,12 @@
             <version>${postgresql.version}</version>
         </dependency>
 
+        <dependency>
+            <groupId>org.mindrot</groupId>
+            <artifactId>jbcrypt</artifactId>
+            <version>0.4</version>
+        </dependency>
+
     </dependencies>
 
 </project>

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

@@ -1,7 +1,13 @@
 package dev.dao;
 
+import dev.database.DatabaseConnection;
 import dev.model.MenuItem;
 
+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 MenuItemDao {
@@ -10,14 +16,53 @@ public class MenuItemDao {
 
         // TODO:
         // Retrieve all menu items
+        List<MenuItem> menuItems = new ArrayList<>();
+        String sql = "SELECT * FROM menu_items";
 
-        return null;
+        try(Connection conn = DatabaseConnection.getConnection();
+            PreparedStatement stmt = conn.prepareCall(sql);
+            ResultSet rs = stmt.executeQuery()) {
+            while (rs.next())
+            {
+                int id = rs.getInt("id");
+                String name = rs.getString("name");
+                String description = rs.getString("description");
+                double price = rs.getDouble("price");
+                String category = rs.getString("category");
+
+                MenuItem menuItem = new MenuItem(id, name, description, price, category);
+                menuItems.add(menuItem);
+            }
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
+        return menuItems;
     }
 
     public MenuItem findById(int id) {
 
         // TODO:
         // Find menu item by id
+        String sql = "SELECT * FROM menu_items WHERE id = ?";
+
+        try(Connection conn = DatabaseConnection.getConnection();
+            PreparedStatement stmt = conn.prepareCall(sql);) {
+            stmt.setInt(1, id);
+            try( ResultSet rs = stmt.executeQuery()) {
+                if(rs.next())
+                {
+                    int itemID = rs.getInt("id");
+                    String name = rs.getString("name");
+                    String description = rs.getString("description");
+                    double price = rs.getDouble("price");
+                    String category = rs.getString("category");
+                    MenuItem menuItem = new MenuItem(itemID, name, description, price, category);
+                    return menuItem;
+                }
+            }
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
 
         return null;
     }

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

@@ -1,7 +1,12 @@
 package dev.dao;
 
+import dev.database.DatabaseConnection;
+import dev.model.MenuItem;
 import dev.model.Order;
 
+import java.sql.*;
+import java.time.LocalDateTime;
+import java.util.ArrayList;
 import java.util.List;
 
 public class OrderDao {
@@ -10,6 +15,22 @@ public class OrderDao {
 
         // TODO:
         // Insert order and return generated id
+        String sql = "INSERT INTO orders (user_id, total_price) VALUES (?, ?)";
+        try (Connection conn = DatabaseConnection.getConnection();) {
+            PreparedStatement stmt = conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS);
+            stmt.setInt(1, order.getUserId());
+            stmt.setDouble(2, order.getTotalPrice());
+            int row = stmt.executeUpdate();
+            if (row > 0) {
+                try (ResultSet generatedKeys = stmt.getGeneratedKeys()) {
+                    if (generatedKeys.next()) {
+                        return generatedKeys.getInt(1);
+                    }
+                }
+            }
+        } catch (SQLException ex) {
+            throw new RuntimeException(ex);
+        }
 
         return -1;
     }
@@ -18,8 +39,26 @@ public class OrderDao {
 
         // TODO:
         // Retrieve all orders of a user
-
+        List<Order> orders = new ArrayList<>();
-        return null;
+        String sql = "SELECT * FROM orders WHERE user_id = ?";
+        try(Connection conn = DatabaseConnection.getConnection();
+            PreparedStatement stmt = conn.prepareStatement(sql)) {
+            stmt.setInt(1, userId);
+            try (ResultSet rs = stmt.executeQuery()){
+                while (rs.next())
+                {
+                    int id = rs.getInt("id");
+                    int orderUserId = rs.getInt("user_id");
+                    LocalDateTime localDateTime = rs.getTimestamp("created_at").toLocalDateTime();
+                    double totalPrice = rs.getDouble("total_price");
+                    Order order = new Order(id, orderUserId, localDateTime, totalPrice);
+                    orders.add(order);
+                }
+            }
+            return orders;
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
+        }
     }
 
 }

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

@@ -1,7 +1,12 @@
 package dev.dao;
 
+import dev.database.DatabaseConnection;
+import dev.model.Order;
 import dev.model.OrderDetail;
 
+import java.sql.*;
+import java.time.LocalDateTime;
+import java.util.ArrayList;
 import java.util.List;
 
 public class OrderDetailDao {
@@ -10,15 +15,46 @@ public class OrderDetailDao {
 
         // TODO:
         // Insert order detail
-
+        String sql = "INSERT INTO order_detail (order_id, menu_item_id,quantity, unit_price) VALUES (?, ?, ?, ?)";
+        try (Connection conn = DatabaseConnection.getConnection();) {
+            PreparedStatement stmt = conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS);
+            stmt.setInt(1, detail.getOrderId());
+            stmt.setInt(2, detail.getMenuItemId());
+            stmt.setInt(3, detail.getQuantity());
+            stmt.setDouble(4, detail.getPrice());
+            stmt.executeUpdate();
+        } catch (SQLException ex) {
+            throw new RuntimeException(ex);
+        }
     }
 
     public List<OrderDetail> findByOrderId(int orderId) {
 
         // TODO:
         // Retrieve order details
+        // Retrieve all orders of a user
+        List<OrderDetail> orderDetails = new ArrayList<>();
+        String sql = "SELECT * FROM order_detail WHERE order_id = ?";
+        try(Connection conn = DatabaseConnection.getConnection();
+            PreparedStatement stmt = conn.prepareStatement(sql)) {
+            stmt.setInt(1, orderId);
+           try (ResultSet rs = stmt.executeQuery()){
+               while (rs.next())
+               {
 
-        return null;
+                   int id = rs.getInt("id");
+                   int orderUserId = rs.getInt("order_id");
+                   int menuItemId = rs.getInt("menu_item_id");
+                   int quantity = rs.getInt("quantity");
+                   double unitPrice = rs.getDouble("unit_price");
+                   OrderDetail orderDetail = new OrderDetail(id, orderUserId, menuItemId, quantity, unitPrice);
+                   orderDetails.add(orderDetail);
+               }
+           }
+            return orderDetails;
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
+        }
     }
 
 }

src/main/java/dev/dao/UserDao.java

@@ -1,6 +1,14 @@
 package dev.dao;
 
+import dev.database.DatabaseConnection;
 import dev.model.User;
+import org.mindrot.jbcrypt.BCrypt;
+import org.postgresql.jdbc.ResourceLock;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
 
 public class UserDao {
 
@@ -8,16 +16,41 @@ public class UserDao {
 
         // TODO:
         // Insert user into database
-
+        String sql = "INSERT INTO users (username, password, email) VALUES (?, ?, ?)";
-        return false;
+        try (Connection conn = DatabaseConnection.getConnection();
+             PreparedStatement stmt = conn.prepareStatement(sql)) {
+            stmt.setString(1, user.getUsername());
+            String hashedPassword = BCrypt.hashpw(user.getPassword(), BCrypt.gensalt());
+            stmt.setString(2, hashedPassword);
+            stmt.setString(3, user.getEmail());
+            int row = stmt.executeUpdate();
+            return row > 0;
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
+        }
     }
 
     public User findByUsername(String username) {
 
         // TODO:
         // Find a user by username
-
+        String sql = "SELECT * FROM users WHERE username = ?";
+        try (Connection conn = DatabaseConnection.getConnection();
+            PreparedStatement stmt = conn.prepareStatement(sql)){
+            stmt.setString(1, username);
+            try (ResultSet rs = stmt.executeQuery()){
+                if(rs.next()) {
+                    int id = rs.getInt("id");
+                    String password = rs.getString("password");
+                    String email = rs.getString("email");
+                    return new User(id, username, password, email);
+                }
                 return null;
             }
 
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
 }

src/main/java/dev/database/DatabaseConnection.java

@@ -1,6 +1,7 @@
 package dev.database;
 
 import java.sql.Connection;
+import java.sql.DriverManager;
 import java.sql.SQLException;
 
 public class DatabaseConnection {
@@ -9,7 +10,7 @@ public class DatabaseConnection {
 
     private static final String USER = "postgres"; // Your Username
 
-    private static final String PASSWORD = "password"; // Your Password
+    private static final String PASSWORD = ""; // Your Password
 
     private DatabaseConnection() {
 
@@ -20,8 +21,7 @@ public class DatabaseConnection {
 
         // TODO:
         // Return a valid PostgreSQL connection
-
+        return DriverManager.getConnection(URL, USER, PASSWORD);
-        return null;
     }
 
 }

src/main/java/dev/model/MenuItem.java

@@ -1,5 +1,7 @@
 package dev.model;
 
+import java.math.BigDecimal;
+
 public class MenuItem {
 
     private int id;
@@ -12,4 +14,32 @@ public class MenuItem {
 
     private String category;
 
+
+    public MenuItem(int id, String name, String description, double price, String category) {
+        this.id = id;
+        this.name = name;
+        this.description = description;
+        this.price = price;
+        this.category = category;
+    }
+
+    public String getCategory() {
+        return category;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public double getPrice() {
+        return price;
+    }
 }

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

@@ -12,4 +12,32 @@ public class Order {
 
     private double totalPrice;
 
+    public Order(int id, int userId, LocalDateTime createdAt, double totalPrice) {
+        this.id = id;
+        this.userId = userId;
+        this.createdAt = createdAt;
+        this.totalPrice = totalPrice;
+    }
+
+    public Order(int userId, double totalPrice) {
+        this.userId = userId;
+        this.totalPrice = totalPrice;
+    }
+
+
+    public LocalDateTime getCreatedAt() {
+        return createdAt;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public double getTotalPrice() {
+        return totalPrice;
+    }
+
+    public int getUserId() {
+        return userId;
+    }
 }

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

@@ -12,4 +12,42 @@ public class OrderDetail {
 
     private double 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 OrderDetail(int menuItemId, int quantity, double price)
+    {
+        this.menuItemId = menuItemId;
+        this.quantity = quantity;
+        this.price = price;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public int getMenuItemId() {
+        return menuItemId;
+    }
+
+    public int getOrderId() {
+        return orderId;
+    }
+
+    public double getPrice() {
+        return price;
+    }
+
+    public int getQuantity() {
+        return quantity;
+    }
+
+    public void setOrderId(int orderId) {
+        this.orderId = orderId;
+    }
 }

src/main/java/dev/model/User.java

@@ -10,4 +10,35 @@ public class User {
 
     private String email;
 
+
+    public User(int id, String username, String password, String email) {
+        this.id = id;
+        this.username = username;
+        this.password = password;
+        this.email = email;
+    }
+
+    public User(String username, String password, String email)
+    {
+        this.username = username;
+        this.password = password;
+        this.email = email;
+    }
+
+
+    public String getEmail() {
+        return email;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public String getUsername() {
+        return username;
+    }
 }

src/main/java/dev/service/AuthService.java

@@ -1,23 +1,42 @@
 package dev.service;
 
+import dev.dao.UserDao;
 import dev.model.User;
+import org.mindrot.jbcrypt.BCrypt;
 
 public class AuthService {
 
+    private UserDao userDao = new UserDao();
     public boolean register(String username, String password, String email) {
 
         // TODO:
         // Validate and register user
-
+        if(userDao.findByUsername(username) != null)
+        {
+            System.out.println("Username is already taken.");
             return false;
         }
+        return userDao.save(new User(username, password, email));
+    }
 
     public User login(String username, String password) {
 
         // TODO:
         // Authenticate user
-
+        User user = userDao.findByUsername(username);
+        if(user == null)
+        {
+            System.out.println("Invalid username or password.");
             return null;
         }
 
-}
+        boolean isPasswordCorrect = BCrypt.checkpw(password, user.getPassword());
+        if (!isPasswordCorrect) {
+            System.out.println("Invalid password.");
+            return null;
+        }
+        System.out.println("Login successful!");
+        return user;
+    }
+
+    }

src/main/java/dev/service/MenuService.java

@@ -1,12 +1,32 @@
 package dev.service;
 
+import dev.dao.MenuItemDao;
+import dev.model.MenuItem;
+
+import java.util.List;
+
 public class MenuService {
 
+    private MenuItemDao menuItemDao = new MenuItemDao();
+
     public void showMenu() {
 
         // TODO:
         // Display menu items
+        List<MenuItem> items = menuItemDao.findAll();
 
+        //AI generated.
+        System.out.println("Available Items:");
+        if (items == null || items.isEmpty()) {
+            System.out.println("No items available at the moment.");
+            return;
+        }
+        for (MenuItem item : items) {
+            System.out.printf("%d. %s - $%.2f%n",
+                    item.getId(),
+                    item.getName(),
+                    item.getPrice()
+            );
+        }
     }
-
 }

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

@@ -1,26 +0,0 @@
-package dev.service;
-
-public class OrderService {
-
-    public void placeOrder(int userId) {
-
-        // TODO:
-        // Create order
-
-    }
-
-    public void printReceipt(int orderId) {
-
-        // TODO:
-        // Print order receipt
-
-    }
-
-    public void showOrderHistory(int userId) {
-
-        // TODO:
-        // Display user's order history
-
-    }
-
-}

src/main/java/dev/service/orderService.java

@@ -0,0 +1,142 @@
+package dev.service;
+
+import dev.dao.MenuItemDao;
+import dev.dao.OrderDao;
+import dev.dao.OrderDetailDao;
+import dev.database.DatabaseConnection;
+import dev.model.MenuItem;
+import dev.model.Order;
+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.Collection;
+import java.util.List;
+import java.util.Scanner;
+
+public class orderService {
+
+    private OrderDao orderDao = new OrderDao();
+    private OrderDetailDao orderDetailDao = new OrderDetailDao();
+    private MenuItemDao menuItemDao = new MenuItemDao();
+    private MenuService menuService = new MenuService();
+    private Scanner scanner = new Scanner(System.in);
+
+    public void placeOrder(int userId) {
+
+        // TODO:
+        // Create order
+        System.out.println("\n[Placing Order]");
+        menuService.showMenu();
+        List<OrderDetail> cart = new ArrayList<>();
+        double totalPrice = 0.0;
+        while (true) {
+            System.out.print("\nEnter the ID of the item to add (or 0 to finish): ");
+            int itemId = scanner.nextInt();
+            if (itemId == 0) {
+                break;
+            }
+            MenuItem item = menuItemDao.findById(itemId);
+            if (item == null) {
+                System.out.println("Invalid Item ID! Please try again.");
+                continue;
+            }
+            System.out.print("Enter quantity: ");
+            int quantity = scanner.nextInt();
+            if (quantity <= 0) {
+                System.out.println("Quantity must always be greater than zero!");
+                continue;
+            }
+            double itemPrice = item.getPrice();
+            double subTotal = itemPrice * quantity;
+            totalPrice += subTotal;
+            OrderDetail orderDetail = new OrderDetail(itemId, quantity, itemPrice);
+            cart.add(orderDetail);
+            System.out.printf("Added %dx %s to your cart.%n", quantity, item.getName());
+        }
+
+        if (cart.isEmpty()) {
+            System.out.println("Order cancelled. Your cart is empty.");
+            return;
+        }
+        Order order = new Order(userId, totalPrice);
+        int generatedOrderId = orderDao.save(order); // متد save باید آی‌دیِ ایجاد شده را برگرداند
+
+        if (generatedOrderId > 0) {
+            for (OrderDetail detail : cart) {
+                detail.setOrderId(generatedOrderId);
+                orderDetailDao.save(detail);
+            }
+            System.out.println("\nOrder saved successfully!");
+            printReceipt(generatedOrderId);
+        } else {
+            System.out.println("Failed to save order due to a database error.");
+        }
+    }
+
+    public void printReceipt(int orderId) {
+
+        // TODO:
+        // Print order receipt
+        //AI generated
+        List<OrderDetail> orderDetails = orderDetailDao.findByOrderId(orderId);
+        if (orderDetails.isEmpty()) {
+            System.out.println("Receipt error: Order not found.");
+            return;
+        }
+
+        // ۲. چاپ فاکتور دقیقاً بر اساس قالب ریدمی
+        System.out.println("\n[Order Summary / Receipt]");
+        System.out.println("---------------------------------------");
+        System.out.printf("%-12s %-7s %-9s %-7s%n", "Item", "Qty", "Unit", "Total");
+        System.out.println("---------------------------------------");
+
+        for (OrderDetail detail : orderDetails) {
+            // برای نمایش نام غذا، آن را با آی‌دی از جدول منو می‌خوانیم
+            MenuItem item = menuItemDao.findById(detail.getMenuItemId());
+            String itemName = (item != null) ? item.getName() : "Unknown Item";
+
+            double totalItemPrice = detail.getPrice() * detail.getQuantity();
+
+            System.out.printf("%-12s %-7d $%-8.2f $%-7.2f%n",
+                    itemName,
+                    detail.getQuantity(),
+                    detail.getPrice(),
+                    totalItemPrice
+            );
+        }
+    }
+
+    public void showOrderHistory(int userId) {
+
+        // TODO:
+        // Display user's order history
+        //AI generated
+        System.out.println("\n[Order History]");
+
+
+        List<Order> orders = orderDao.findByUserId(userId);
+
+        if (orders == null || orders.isEmpty()) {
+            System.out.println("You haven't placed any orders yet.");
+            return;
+        }
+
+        System.out.println("--------------------------------------------");
+        System.out.printf("%-10s %-22s %-10s%n", "Order ID", "Date & Time", "Amount Spent");
+        System.out.println("--------------------------------------------");
+
+        for (Order o : orders) {
+            System.out.printf("ID: %-6d %-22s $%-10.2f%n",
+                    o.getId(),
+                    o.getCreatedAt(), // این فیلد از نوع Timestamp یا String در مدل شماست
+                    o.getTotalPrice()
+            );
+        }
+        System.out.println("--------------------------------------------");
+    }
+
+}

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

@@ -1,44 +1,104 @@
 package dev.ui;
 
+import dev.service.AuthService;
+import dev.service.MenuService;
+import dev.model.User;
+import dev.service.orderService;
+
 import java.util.Scanner;
 
 public class ConsoleMenu {
 
-    private final Scanner scanner =
+    private AuthService authService = new AuthService();
-            new Scanner(System.in);
+    private MenuService menuService = new MenuService();
+    private orderService orderService = new orderService();
+    private Scanner scanner = new Scanner(System.in);
+    private User loggedInUser = null; // برای حفظ وضعیت کاربر لاگین شده
 
     public void start() {
-
         while (true) {
+            if (loggedInUser == null) {
+                showAuthMenu();
+            } else {
+                showRestaurantMenu();
+            }
+        }
+    }
 
-            System.out.println();
+    // ۱. منوی اولیه: لاگین و ثبت‌نام
-            System.out.println("===== JAVA PIZZERIA =====");
+    private void showAuthMenu() {
+        System.out.println("=======================================");
+        System.out.println("      🍕 WELCOME TO JAVA PIZZERIA 🍕");
+        System.out.println("=======================================");
         System.out.println("1. Login");
-            System.out.println("2. Register");
+        System.out.println("2. Register New Account");
         System.out.println("3. Exit");
+        System.out.println("=======================================");
+        System.out.print("Choose an option: ");
 
-            int choice = scanner.nextInt();
+        int option = scanner.nextInt();
-
+        scanner.nextLine(); // خالی کردن بافر اسکنر
-            switch (choice) {
-
-                case 1:
-                    // TODO
-                    break;
-
-                case 2:
-                    // TODO
-                    break;
-
-                case 3:
-                    return;
-
-                default:
-                    System.out.println("Invalid choice");
 
+        switch (option) {
+            case 1 -> handleLogin();
+            case 2 -> handleRegister();
+            case 3 -> {
+                System.out.println("Goodbye!");
+                System.exit(0);
+            }
+            default -> System.out.println("Invalid option! Try again.");
+        }
     }
 
+    // ۲. منوی اصلی بعد از لاگین موفق
+    private void showRestaurantMenu() {
+        System.out.println("=======================================");
+        System.out.println("          🍽️ MAIN MENU 🍽️");
+        System.out.println("=======================================");
+        System.out.println("1. View Menu");
+        System.out.println("2. Place a New Order");
+        System.out.println("3. View Order History");
+        System.out.println("4. Logout");
+        System.out.println("=======================================");
+        System.out.print("Choose an option: ");
+
+        int option = scanner.nextInt();
+        scanner.nextLine();
+
+        switch (option) {
+            case 1 -> menuService.showMenu(); // فقط متد نمایش رو از سرویس صدا می‌زنیم
+            case 2 -> orderService.placeOrder(loggedInUser.getId()); // هدایت به بخش ثبت سفارش
+            case 3 -> orderService.showOrderHistory(loggedInUser.getId());
+            case 4 -> {
+                loggedInUser = null; // خروج از حساب کاربری
+                System.out.println("Logged out successfully.");
+            }
+            default -> System.out.println("Invalid option!");
+        }
     }
 
+    private void handleLogin() {
+        System.out.println("[Login]");
+        System.out.print("Enter username: ");
+        String username = scanner.nextLine();
+        System.out.print("Enter password: ");
+        String password = scanner.nextLine();
+
+        // سپردن کار اصلی تایید به لایه سرویس
+        loggedInUser = authService.login(username, password);
     }
 
+    private void handleRegister() {
+        System.out.println("[Register]");
+        System.out.print("Enter username: ");
+        String username = scanner.nextLine();
+        System.out.print("Enter password: ");
+        String password = scanner.nextLine();
+        System.out.print("Enter email (optional): ");
+        String email = scanner.nextLine();
+        boolean success = authService.register(username, password, email);
+        if (success) {
+            System.out.println("Account registered successfully! Please login.");
+        }
+    }
 }