ESUTnw71

1import java.util.*;
2
3interface PaymentMethod {
4    void processPayment(double amount);
5}
6
7class WalletPayment implements PaymentMethod {
8    public void processPayment(double amount) {
9        System.out.println("Rs. " + amount + " paid via Wallet.");
10    }
11}
12
13class CardPayment implements PaymentMethod {
14    public void processPayment(double amount) {
15        System.out.println("Rs. " + amount + "paid via Card.");
16    }
17}
18
19class CashPayment implements PaymentMethod {
20    public void processPayment(double amount) {
21        System.out.println("Rs. " + amount + " paid via Cash-on-Delivery.");
22    }
23}
24
25abstract class User {
26    protected String name;
27    protected String email;
28    protected String password;
29
30    public User(String name, String email, String password) {
31        this.name = name;
32        this.email = email;
33        this.password = password;
34    }
35    public String getName() {
36        return name;
37    }
38    public String getEmail() {
39        return email;
40    }
41}
42
43class Customer extends User {
44    public Customer(String name, String email, String password) {
45        super(name, email, password);
46    }
47
48    public void placeOrder() {
49        System.out.println(name + " placed an order.");
50    }
51}
52
53class DeliveryAgent extends User {
54    private static int count = 0;
55    private Vehicle vehicle;
56
57    public DeliveryAgent(String name, String email, String password, Vehicle vehicle) {
58        super(name, email, password);
59        this.vehicle = vehicle;
60        count++;
61    }
62
63    public static int agentCount() {
64        return count;
65    }
66
67    public Vehicle getVehicle() {
68        return vehicle;
69    }
70}
71
72abstract class Vehicle {
73    protected String type;
74
75    public String getType() {
76        return type;
77    }
78}
79
80class Scooter extends Vehicle {
81    public Scooter() {
82        this.type = "Scooter";
83    }
84}
85
86class Bicycle extends Vehicle {
87    public Bicycle() {
88        this.type = "Bicycle";
89    }
90}
91
92class FoodItem {
93    private String itemName;
94    private double price;
95    private String category;
96
97    public FoodItem(String itemName, double price, String category) {
98        this.itemName = itemName;
99        this.price = price;
100        this.category = category;
101    }
102
103    public String getItemName() {
104        return itemName;
105    }
106    public double getPrice() {
107        return price;
108    }
109    public String getCategory() {
110        return category;
111    }
112}
113
114class Order {
115    private List<FoodItem> foodItems;
116    private Customer customer;
117    private DeliveryAgent deliveryAgent;
118    private Date orderTime;
119    private double totalAmount;
120    private String deliveryAddress;
121
122    public Order(List<FoodItem> foodItems, Customer customer, DeliveryAgent deliveryAgent, String deliveryAddress) {
123        this.foodItems = foodItems;
124        this.customer = customer;
125        this.deliveryAgent = deliveryAgent;
126        this.deliveryAddress = deliveryAddress;
127        this.orderTime = new Date();
128        calculatePrice();
129    }
130
131    public void calculatePrice() {
132        totalAmount = 0;
133        for (FoodItem item : foodItems) {
134            totalAmount += item.getPrice();
135        }
136    }
137
138    public double getTotalAmount() {
139        return totalAmount;
140    }
141
142    public void printSummary() {
143        System.out.println("Customer: " + customer.getName());
144        System.out.println("Delivery Rider: " + deliveryAgent.getName() + " (" + deliveryAgent.getVehicle().getType() + ")");
145        System.out.println("Address: " + deliveryAddress);
146        System.out.println("Time: " + orderTime);
147        System.out.println("\n");
148        for (FoodItem item : foodItems) {
149            System.out.println("- " + item.getItemName() + " (" + item.getCategory() + ") Rs. " + item.getPrice());
150        }
151        System.out.println("Total Amount: Rs. " + totalAmount);
152    }
153}
154
155interface OrderService {
156    void placeOrder();
157    void cancelOrder();
158    void completeOrder();
159}
160
161class OrderManager implements OrderService {
162    private List<Order> orderList = new ArrayList<>();
163
164    public void addOrder(Order order) {
165        orderList.add(order);
166        placeOrder();
167    }
168
169    public void placeOrder() {
170        System.out.println("Order placed.");
171    }
172
173    public void cancelOrder() {
174        System.out.println("Order cancelled.");
175    }
176
177    public void completeOrder() {
178        System.out.println("Order delivered.");
179    }
180}
181
182public class FoodDeliverySystem {
183    public static void main(String[] args) {
184
185        Customer customer = new Customer("LightYagami", "NewWorld@hotmail.com", "Note666");
186        DeliveryAgent agent = new DeliveryAgent("Saim", "saimfahad@gmail.com", "Zodd", new Scooter());
187
188        List<FoodItem> items = new ArrayList<>();
189        items.add(new FoodItem("Cheese Burger", 350, "Fast-Food"));
190        items.add(new FoodItem("Mayo Fries", 150, "Side"));
191
192        Order order = new Order(items, customer, agent, "Street 69-C, Hyderabad");
193        order.printSummary();
194
195        PaymentMethod payment = new CardPayment();
196        payment.processPayment(order.getTotalAmount());
197
198        OrderManager manager = new OrderManager();
199        manager.addOrder(order);
200        manager.completeOrder();
201    }
202}
203