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WS10

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kasra.tavafi
2026-06-22 23:39:36 +03:30
parent 00f990c653
commit 5ea8a95fe7
22 changed files with 779 additions and 253 deletions
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.idea/.gitignore
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+10
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# Default ignored files
/shelf/
/workspace.xml
# Editor-based HTTP Client requests
/httpRequests/
# Ignored default folder with query files
/queries/
# Datasource local storage ignored files
/dataSources/
/dataSources.local.xml
.idea/compiler.xml
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<?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
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+7
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<?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/inspectionProfiles/Project_Default.xml
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<component name="InspectionProjectProfileManager">
<profile version="1.0">
<option name="myName" value="Project Default" />
<inspection_tool class="SqlNoDataSourceInspection" enabled="false" level="WARNING" enabled_by_default="false" />
</profile>
</component>
.idea/jarRepositories.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="RemoteRepositoriesConfiguration">
<remote-repository>
<option name="id" value="central" />
<option name="name" value="Central Repository" />
<option name="url" value="https://repo.maven.apache.org/maven2" />
</remote-repository>
<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>
</component>
</project>
.idea/misc.xml
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<?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" languageLevel="JDK_25" default="true" project-jdk-name="ms-25" project-jdk-type="JavaSDK" />
</project>
.idea/vcs.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="" vcs="Git" />
</component>
</project>
database.sql
+33 -137
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@@ -1,141 +1,37 @@
-- Restaurant Database Management System
--
-- Instructions:
-- 1. Create all required tables.
-- 2. Design appropriate PRIMARY KEY and FOREIGN KEY relationships.
-- 3. Add suitable constraints based on the requirements.
-- 4. Insert initial mock data.
-- 5. Insert at least 3 menu items.
-- 6. The script should be executable from start to finish without errors.
CREATE TABLE users (
id SERIAL PRIMARY KEY,
username VARCHAR(50) UNIQUE NOT NULL,
password_hash VARCHAR(255) NOT NULL,
email VARCHAR(100)
);
CREATE TABLE menu_items (
id SERIAL PRIMARY KEY,
name VARCHAR(100) NOT NULL,
description TEXT,
price NUMERIC(10, 2) NOT NULL CHECK (price > 0),
category VARCHAR(50)
);
CREATE TABLE orders (
id SERIAL PRIMARY KEY,
user_id INT NOT NULL,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
total_price NUMERIC(10, 2) NOT NULL,
CONSTRAINT fk_user FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
);
-- =======================================================
-- USER TABLE
-- =======================================================
--
-- Represents customers using the system.
--
-- Required information:
-- - Unique identifier
-- - Username
-- - Password
-- - Email (optional)
--
-- Requirements:
-- - Each user must have a unique identifier.
-- - Usernames must be unique.
-- - Username and password are required.
-- - Passwords should not be stored in plain text.
--
-- CREATE TABLE ...
CREATE TABLE order_details (
id SERIAL PRIMARY KEY,
order_id INT NOT NULL,
menu_item_id INT NOT NULL,
quantity INT NOT NULL CHECK (quantity > 0),
unit_price NUMERIC(10, 2) NOT NULL,
CONSTRAINT fk_order FOREIGN KEY (order_id) REFERENCES orders(id) ON DELETE CASCADE,
CONSTRAINT fk_menu_item FOREIGN KEY (menu_item_id) REFERENCES menu_items(id)
);
-- =======================================================
-- MENU ITEM TABLE
-- =======================================================
--
-- Represents available food and drink items.
--
-- Required information:
-- - Unique identifier
-- - Name
-- - Description (optional)
-- - Price
-- - Category (optional)
--
-- Requirements:
-- - Each menu item must have a unique identifier.
-- - Name is required.
-- - Price must always be positive.
--
-- CREATE TABLE ...
-- =======================================================
-- ORDER TABLE
-- =======================================================
--
-- Represents orders placed by customers.
--
-- Required information:
-- - Unique identifier
-- - Reference to customer
-- - Creation date and time
-- - Total price
--
-- Requirements:
-- - Each order must belong to exactly one user.
-- - A user can have multiple orders.
-- - The relationship between User and Order must be implemented.
--
-- Note:
-- Avoid using reserved SQL keywords as table names.
-- Consider using a name such as "orders" or "customer_orders".
--
-- CREATE TABLE ...
-- =======================================================
-- ORDER DETAIL TABLE
-- =======================================================
--
-- Represents items inside an order.
--
-- Required information:
-- - Unique identifier
-- - Reference to an order
-- - Reference to a menu item
-- - Quantity
-- - Item price at purchase time
--
-- Requirements:
-- - Each detail record must belong to one order.
-- - Each detail record must reference one menu item.
-- - Quantity must always be greater than zero.
-- - Store the item's price at the moment of purchase.
--
-- CREATE TABLE ...
-- =======================================================
-- INITIAL MENU DATA
-- =======================================================
--
-- Insert at least 3 food or drink items.
--
-- Example categories:
-- - Pizza
-- - Burger
-- - Pasta
-- - Drink
--
-- INSERT INTO ...
-- =======================================================
-- OPTIONAL TEST DATA
-- =======================================================
--
-- You may insert sample users and orders for testing.
-- This section is optional.
--
-- INSERT INTO ...
-- =======================================================
-- VERIFICATION QUERIES
-- =======================================================
--
-- Uncomment these queries to verify your database.
--
-- SELECT * FROM ...;
-- SELECT * FROM ...;
-- SELECT * FROM ...;
-- SELECT * FROM ...;
INSERT INTO menu_items (name, description, price, category) VALUES
('Margherita Pizza', 'Classic cheese and tomato', 10.00, 'Pizza'),
('Cheeseburger', 'Beef patty with cheese', 8.00, 'Burger'),
('Spaghetti Carbonara', 'Pasta with creamy sauce and bacon', 12.00, 'Pasta');
src/main/java/dev/Main.java
-2
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@@ -5,10 +5,8 @@ import dev.ui.ConsoleMenu;
public class Main {
public static void main(String[] args) {
ConsoleMenu menu = new ConsoleMenu();
menu.start();
}
}
src/main/java/dev/dao/MenuItemDao.java
+49 -9
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@@ -1,25 +1,65 @@
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 {
public List<MenuItem> findAll() {
// TODO:
// Retrieve all menu items
return null;
List<MenuItem> items = new ArrayList<>();
String sql = "SELECT * FROM menu_items";
try (Connection conn = DatabaseConnection.getConnection();
PreparedStatement stmt = conn.prepareStatement(sql);
ResultSet rs = stmt.executeQuery()) {
while (rs.next()) {
MenuItem item = new MenuItem();
item.setId(rs.getInt("id"));
item.setName(rs.getString("name"));
item.setDescription(rs.getString("description"));
item.setPrice(rs.getDouble("price"));
item.setCategory(rs.getString("category"));
items.add(item);
}
} catch (SQLException e) {
e.printStackTrace();
}
return items;
}
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.prepareStatement(sql)) {
stmt.setInt(1, id);
try (ResultSet rs = stmt.executeQuery()) {
if (rs.next()) {
MenuItem item = new MenuItem();
item.setId(rs.getInt("id"));
item.setName(rs.getString("name"));
item.setDescription(rs.getString("description"));
item.setPrice(rs.getDouble("price"));
item.setCategory(rs.getString("category"));
return item;
}
}
} catch (SQLException e) {
e.printStackTrace();
}
return null;
}
public List<MenuItem> getAllItems() {
return findAll();
}
public MenuItem getById(int id) {
return findById(id);
}
}
src/main/java/dev/dao/OrderDao.java
+80 -5
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@@ -1,25 +1,100 @@
package dev.dao;
import dev.database.DatabaseConnection;
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.sql.Statement;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.List;
public class OrderDao {
public int save(Order order) {
String sql = "INSERT INTO orders (user_id, created_at, total_price) VALUES (?, ?, ?)";
try (Connection conn = DatabaseConnection.getConnection();
PreparedStatement stmt = conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS)) {
stmt.setInt(1, order.getUserId());
stmt.setTimestamp(2, Timestamp.valueOf(order.getCreatedAt()));
stmt.setDouble(3, order.getTotalPrice());
stmt.executeUpdate();
// TODO:
// Insert order and return generated id
try (ResultSet rs = stmt.getGeneratedKeys()) {
if (rs.next()) {
return rs.getInt(1);
}
}
} catch (SQLException e) {
e.printStackTrace();
}
return -1;
}
public List<Order> findByUserId(int userId) {
List<Order> orders = new ArrayList<>();
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()) {
Order order = new Order();
order.setId(rs.getInt("id"));
order.setUserId(rs.getInt("user_id"));
order.setCreatedAt(rs.getTimestamp("created_at").toLocalDateTime());
order.setTotalPrice(rs.getDouble("total_price"));
orders.add(order);
}
}
} catch (SQLException e) {
e.printStackTrace();
}
return orders;
}
// TODO:
// Retrieve all orders of a user
public int saveOrder(Order order, List<OrderDetail> details) {
int orderId = save(order);
if (orderId != -1) {
OrderDetailDao detailDao = new OrderDetailDao();
for (OrderDetail detail : details) {
detail.setOrderId(orderId);
detailDao.save(detail);
}
}
return orderId;
}
public Order getOrderById(int orderId) {
String sql = "SELECT * FROM orders WHERE id = ?";
try (Connection conn = DatabaseConnection.getConnection();
PreparedStatement stmt = conn.prepareStatement(sql)) {
stmt.setInt(1, orderId);
try (ResultSet rs = stmt.executeQuery()) {
if (rs.next()) {
Order order = new Order();
order.setId(rs.getInt("id"));
order.setUserId(rs.getInt("user_id"));
order.setCreatedAt(rs.getTimestamp("created_at").toLocalDateTime());
order.setTotalPrice(rs.getDouble("total_price"));
return order;
}
}
} catch (SQLException e) {
e.printStackTrace();
}
return null;
}
public List<OrderDetail> getOrderDetails(int orderId) {
return new OrderDetailDao().findByOrderId(orderId);
}
public List<Order> getOrdersByUserId(int userId) {
return findByUserId(userId);
}
}
src/main/java/dev/dao/OrderDetailDao.java
+37 -10
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@@ -1,24 +1,51 @@
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:
// Insert order detail
String sql = "INSERT INTO order_details (order_id, menu_item_id, quantity, unit_price) VALUES (?, ?, ?, ?)";
try (Connection conn = DatabaseConnection.getConnection();
PreparedStatement stmt = conn.prepareStatement(sql)) {
stmt.setInt(1, detail.getOrderId());
stmt.setInt(2, detail.getMenuItemId());
stmt.setInt(3, detail.getQuantity());
stmt.setDouble(4, detail.getPrice());
stmt.executeUpdate();
} catch (SQLException e) {
e.printStackTrace();
}
}
public List<OrderDetail> findByOrderId(int orderId) {
// TODO:
// Retrieve order details
return null;
List<OrderDetail> details = new ArrayList<>();
String sql = "SELECT * FROM order_details 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()) {
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("unit_price"));
details.add(detail);
}
}
} catch (SQLException e) {
e.printStackTrace();
}
return details;
}
}
src/main/java/dev/dao/UserDao.java
+34 -9
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@@ -1,23 +1,48 @@
package dev.dao;
import dev.database.DatabaseConnection;
import dev.model.User;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
public class UserDao {
public boolean save(User user) {
// TODO:
// Insert user into database
String sql = "INSERT INTO users (username, password_hash, email) VALUES (?, ?, ?)";
try (Connection conn = DatabaseConnection.getConnection();
PreparedStatement stmt = conn.prepareStatement(sql)) {
stmt.setString(1, user.getUsername());
stmt.setString(2, user.getPassword());
stmt.setString(3, user.getEmail());
int affectedRows = stmt.executeUpdate();
return affectedRows > 0;
} catch (SQLException e) {
e.printStackTrace();
return false;
}
}
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()) {
User user = new User();
user.setId(rs.getInt("id"));
user.setUsername(rs.getString("username"));
user.setPassword(rs.getString("password_hash"));
user.setEmail(rs.getString("email"));
return user;
}
}
} catch (SQLException e) {
e.printStackTrace();
}
return null;
}
}
src/main/java/dev/database/DatabaseConnection.java
+53 -19
View File
@@ -1,27 +1,61 @@
package dev.database;
package dev.model;
import java.sql.Connection;
import java.sql.SQLException;
public class OrderDetail {
public class DatabaseConnection {
private static final String URL = "jdbc:postgresql://localhost:5432/restaurant_db"; // DB Server
private static final String USER = "postgres"; // Your Username
private static final String PASSWORD = "password"; // Your Password
private DatabaseConnection() {
private int id;
private int orderId;
private int menuItemId;
private int quantity;
private double price;
public OrderDetail() {
}
public static Connection getConnection()
throws SQLException {
// TODO:
// Return a valid PostgreSQL connection
return null;
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 void setId(int id) {
this.id = id;
}
public int getOrderId() {
return orderId;
}
public void setOrderId(int orderId) {
this.orderId = orderId;
}
public int getMenuItemId() {
return menuItemId;
}
public void setMenuItemId(int menuItemId) {
this.menuItemId = menuItemId;
}
public int getQuantity() {
return quantity;
}
public void setQuantity(int quantity) {
this.quantity = quantity;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
}
src/main/java/dev/model/MenuItem.java
+50 -4
View File
@@ -3,13 +3,59 @@ package dev.model;
public class MenuItem {
private int id;
private String name;
private String description;
private double price;
private String category;
public MenuItem() {
}
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 int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
public String getCategory() {
return category;
}
public void setCategory(String category) {
this.category = category;
}
}
src/main/java/dev/model/Order.java
+41 -3
View File
@@ -5,11 +5,49 @@ import java.time.LocalDateTime;
public class Order {
private int id;
private int userId;
private LocalDateTime createdAt;
private double totalPrice;
public Order() {
}
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 void setId(int id) {
this.id = id;
}
public int getUserId() {
return userId;
}
public void setUserId(int userId) {
this.userId = userId;
}
public LocalDateTime getCreatedAt() {
return createdAt;
}
public void setCreatedAt(LocalDateTime createdAt) {
this.createdAt = createdAt;
}
public double getTotalPrice() {
return totalPrice;
}
public void setTotalPrice(double totalPrice) {
this.totalPrice = totalPrice;
}
}
src/main/java/dev/model/OrderDetail.java
+50 -4
View File
@@ -3,13 +3,59 @@ package dev.model;
public class OrderDetail {
private int id;
private int orderId;
private int menuItemId;
private int quantity;
private double price;
public OrderDetail() {
}
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 void setId(int id) {
this.id = id;
}
public int getOrderId() {
return orderId;
}
public void setOrderId(int orderId) {
this.orderId = orderId;
}
public int getMenuItemId() {
return menuItemId;
}
public void setMenuItemId(int menuItemId) {
this.menuItemId = menuItemId;
}
public int getQuantity() {
return quantity;
}
public void setQuantity(int quantity) {
this.quantity = quantity;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
}
src/main/java/dev/model/User.java
+41 -3
View File
@@ -3,11 +3,49 @@ package dev.model;
public class User {
private int id;
private String username;
private String password;
private String email;
public User() {
}
public User(int id, String username, String password, String email) {
this.id = id;
this.username = username;
this.password = password;
this.email = email;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
}
src/main/java/dev/service/AuthService.java
+30 -7
View File
@@ -1,23 +1,46 @@
package dev.service;
import dev.dao.UserDao;
import dev.model.User;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Base64;
public class AuthService {
private final UserDao userDao = new UserDao();
public boolean register(String username, String password, String email) {
// TODO:
// Validate and register user
if (userDao.findByUsername(username) != null) {
return false;
}
public User login(String username, String password) {
User user = new User();
user.setUsername(username);
user.setPassword(hashPassword(password));
user.setEmail(email);
// TODO:
// Authenticate user
return userDao.save(user);
}
public User login(String username, String password) {
User user = userDao.findByUsername(username);
if (user != null && user.getPassword().equals(hashPassword(password))) {
return user;
}
return null;
}
private String hashPassword(String password) {
try {
MessageDigest md = MessageDigest.getInstance("SHA-256");
byte[] hash = md.digest(password.getBytes());
return Base64.getEncoder().encodeToString(hash);
} catch (NoSuchAlgorithmException e) {
throw new RuntimeException("Error hashing password", e);
}
}
}
src/main/java/dev/service/MenuService.java
+13 -4
View File
@@ -1,12 +1,21 @@
package dev.service;
import dev.dao.MenuItemDao;
import dev.model.MenuItem;
import java.util.List;
public class MenuService {
private final MenuItemDao menuItemDao = new MenuItemDao();
public void showMenu() {
List<MenuItem> items = menuItemDao.getAllItems();
// TODO:
// Display menu items
System.out.println("\nAvailable Items:");
for (MenuItem item : items) {
System.out.printf("%d. %s - $%.2f%n", item.getId(), item.getName(), item.getPrice());
}
System.out.println();
}
}
src/main/java/dev/service/OrderService.java
+62 -8
View File
@@ -1,26 +1,80 @@
package dev.service;
import dev.dao.MenuItemDao;
import dev.dao.OrderDao;
import dev.model.MenuItem;
import dev.model.Order;
import dev.model.OrderDetail;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
public class OrderService {
public void placeOrder(int userId) {
private final OrderDao orderDao = new OrderDao();
private final MenuItemDao menuItemDao = new MenuItemDao();
// TODO:
// Create order
public void placeOrder(int userId, Map<Integer, Integer> cart) {
Order order = new Order();
order.setUserId(userId);
order.setCreatedAt(LocalDateTime.now());
double total = 0;
List<OrderDetail> details = new ArrayList<>();
for (Map.Entry<Integer, Integer> entry : cart.entrySet()) {
MenuItem item = menuItemDao.getById(entry.getKey());
if (item != null) {
OrderDetail detail = new OrderDetail();
detail.setMenuItemId(item.getId());
detail.setQuantity(entry.getValue());
detail.setPrice(item.getPrice());
details.add(detail);
total += item.getPrice() * entry.getValue();
}
}
order.setTotalPrice(total);
int orderId = orderDao.saveOrder(order, details);
System.out.println("\nOrder saved successfully!");
printReceipt(orderId);
}
public void printReceipt(int orderId) {
Order order = orderDao.getOrderById(orderId);
List<OrderDetail> details = orderDao.getOrderDetails(orderId);
// TODO:
// Print order receipt
System.out.println("\n[Order Summary / Receipt]");
System.out.println("---------------------------------------");
System.out.printf("%-15s %-5s %-10s %-10s%n", "Item", "Qty", "Unit", "Total");
System.out.println("---------------------------------------");
for (OrderDetail detail : details) {
MenuItem item = menuItemDao.getById(detail.getMenuItemId());
double subtotal = detail.getQuantity() * detail.getPrice();
System.out.printf("%-15s %-5d $%-9.2f $%.2f%n", item.getName(), detail.getQuantity(), detail.getPrice(), subtotal);
}
System.out.println("---------------------------------------");
System.out.printf("Final Total: $%.2f%n", order.getTotalPrice());
}
public void showOrderHistory(int userId) {
List<Order> orders = orderDao.getOrdersByUserId(userId);
// TODO:
// Display user's order history
System.out.println("\n[Order History]");
if (orders.isEmpty()) {
System.out.println("You have no past orders.");
return;
}
for (Order order : orders) {
System.out.printf("Order ID: %d | Date: %s | Total Spent: $%.2f%n",
order.getId(), order.getCreatedAt(), order.getTotalPrice());
}
}
}
src/main/java/dev/ui/ConsoleMenu.java
+116 -13
View File
@@ -1,44 +1,147 @@
package dev.ui;
import dev.model.User;
import dev.service.AuthService;
import dev.service.MenuService;
import dev.service.OrderService;
import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;
public class ConsoleMenu {
private final Scanner scanner =
new Scanner(System.in);
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 loggedInUser = null;
public void start() {
while (true) {
if (loggedInUser == null) {
showAuthMenu();
} else {
showMainMenu();
}
}
}
System.out.println();
System.out.println("===== JAVA PIZZERIA =====");
private void showAuthMenu() {
System.out.println("\n===== JAVA PIZZERIA =====");
System.out.println("1. Login");
System.out.println("2. Register");
System.out.println("3. Exit");
System.out.print("Choose an option: ");
int choice = scanner.nextInt();
scanner.nextLine();
switch (choice) {
case 1:
// TODO
login();
break;
case 2:
// TODO
register();
break;
case 3:
return;
System.exit(0);
default:
System.out.println("Invalid choice");
}
}
private void showMainMenu() {
System.out.println("\n===== MAIN MENU =====");
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.print("Choose an option: ");
int choice = scanner.nextInt();
scanner.nextLine();
switch (choice) {
case 1:
menuService.showMenu();
break;
case 2:
placeOrderFlow();
break;
case 3:
orderService.showOrderHistory(loggedInUser.getId());
break;
case 4:
loggedInUser = null;
break;
default:
System.out.println("Invalid choice");
}
}
private void login() {
System.out.println("\n[Login]");
System.out.print("Enter username: ");
String username = scanner.nextLine();
System.out.print("Enter password: ");
String password = scanner.nextLine();
loggedInUser = authService.login(username, password);
if (loggedInUser == null) {
System.out.println("Invalid credentials. Please try again.");
} else {
System.out.println("Login successful!");
}
}
private void register() {
System.out.println("\n[Register]");
System.out.print("Enter username: ");
String username = scanner.nextLine();
System.out.print("Enter password: ");
String password = scanner.nextLine();
System.out.print("Enter email: ");
String email = scanner.nextLine();
boolean success = authService.register(username, password, email);
if (success) {
System.out.println("Registration successful. You can now login.");
} else {
System.out.println("Registration failed. Username might be taken.");
}
}
private void placeOrderFlow() {
System.out.println("\n[Placing Order]");
menuService.showMenu();
Map<Integer, Integer> cart = new HashMap<>();
while (true) {
System.out.print("Enter the ID of the item to add (or 0 to finish): ");
int itemId = scanner.nextInt();
if (itemId == 0) {
break;
}
System.out.print("Enter quantity: ");
int quantity = scanner.nextInt();
if (quantity > 0) {
cart.put(itemId, cart.getOrDefault(itemId, 0) + quantity);
System.out.println("Item added to your cart.");
} else {
System.out.println("Quantity must be greater than zero.");
}
}
if (!cart.isEmpty()) {
orderService.placeOrder(loggedInUser.getId(), cart);
} else {
System.out.println("Order cancelled. Cart is empty.");
}
}
}