clirestaurant.py

def display_menu(menu):
    print("Menu:")
    for item, price in menu.items():
        print(f"{item}: ${price:.2f}")

def display_order(order, total):
    print("\nYour Order:")
    for item, qty in order.items():
        print(f"{item} x{qty}")
    print(f"Total: ${total:.2f}")

def main():
    menu = {
        "Burger": 5.99,
        "Pizza": 8.99,
        "Fries": 2.49,
        "Coke": 1.99,
        "Salad": 4.49
    }
    order = {}
    total = 0.0
    delivery_fee = 3.00

    print("Welcome to Fast Food Ordering System!")

    while True:
        print("\nPlease select an option:")
        print("1. View Menu")
        print("2. Add Item to Order")
        print("3. Remove Item from Order")
        print("4. View Current Order")
        print("5. Proceed to Checkout")
        print("6. Exit")
        choice = input("Enter your choice (1-6): ")

        if choice == '1':
            display_menu(menu)
        elif choice == '2':
            display_menu(menu)
            item = input("Enter the item you want to add: ").strip().title()
            if item in menu:
                qty = input("Enter the quantity: ")
                if qty.isdigit() and int(qty) > 0:
                    qty = int(qty)
                    if item in order:
                        order[item] += qty
                    else:
                        order[item] = qty
                    total += menu[item] * qty
                    print(f"{qty} {item}(s) added to your order.")
                else:
                    print("Please enter a valid quantity.")
            else:
                print("Item not found in the menu.")
        elif choice == '3':
            display_order(order, total)
            item = input("Enter the item you want to remove: ").strip().title()
            if item in order:
                qty = input("Enter the quantity to remove: ")
                if qty.isdigit() and int(qty) > 0:
                    qty = int(qty)
                    if qty >= order[item]:
                        total -= menu[item] * order[item]
                        del order[item]
                        print(f"All {item}(s) removed from your order.")
                    else:
                        if order[item] - qty > 0:
                            order[item] -= qty
                            total -= menu[item] * qty
                            print(f"{qty} {item}(s) removed from your order.")
                        else:
                            total -= menu[item] * order[item]
                            del order[item]
                            print(f"All {item}(s) removed from your order.")
                else:
                    print("Please enter a valid quantity.")
            else:
                print("Item not found in your order.")
        elif choice == '4':
            display_order(order, total)
        elif choice == '5':
            if not order:
                print("Your order is empty. Please add items before proceeding to checkout.")
                continue
            print("\nProceeding to Checkout")
            address = input("Please enter your delivery address: ")
            total_with_fee = total + delivery_fee
            print("\nOrder Summary:")
            display_order(order, total)
            print(f"Delivery Fee: ${delivery_fee:.2f}")
            print(f"Total with Delivery: ${total_with_fee:.2f}")
            print(f"Delivery Address: {address}")
            confirm = input("Confirm order? (yes/no): ").strip().lower()
            if confirm == 'yes':
                print("Thank you for your order! Your food will be delivered soon.")
                print(f"Order Total: ${total_with_fee:.2f}")
                # Reset order for a new customer
                order = {}
                total = 0.0
            else:
                print("Order canceled.")
        elif choice == '6':
            print("Thank you for visiting our Fast Food Ordering System. Goodbye!")
            break
        else:
            print("Invalid choice. Please select a valid option.")

if __name__ == "__main__":
    main()