# --- Pizza Menu Stored in Code ---
pizza_menu = [
    ["Margherita", 8.50],
    ["Pepperoni", 9.00],
    ["BBQ Chicken", 10.00],
    ["Veggie Delight", 9.00],
    ["Meatlovers", 11.50],
    ["Hawaiian", 9.50],
    ["Cheeseburger", 10.00],
    ["Chicken Cranberry", 11.00],
    ["Beef & Onion", 9.50],
    ["Garlic & Cheese", 8.00]
]

# --- Function to display the pizza menu ---
def display_menu():
    print("\n--- Pizza Menu ---")
    for i, item in enumerate(pizza_menu, 1):
        print(f"{i}. {item[0]} - ${item[1]:.2f}")

# --- Function to make sure input is not blank ---
def not_blank(question):
    while True:
        response = input(question).strip()
        if response != "":
            return response
        print("This can't be blank. Try again.")

# --- Get customer details ---
def get_customer_details():
    name = not_blank("Enter your name: ").capitalize()
    phone = not_blank("Enter your phone number: ")
    return {"name": name, "phone": phone}

# --- Get pizza order ---
def get_order():
    order_list = []
    max_pizzas = 3

    while True:
        try:
            num_pizzas = int(input("How many pizzas would you like? (1–3): "))
            if 1 <= num_pizzas <= max_pizzas:
                break
            else:
                print(f"Please enter a number between 1 and {max_pizzas}.")
        except ValueError:
            print("Please enter a valid number.")

    display_menu()

    for i in range(num_pizzas):
        while True:
            try:
                choice = int(input(f"Select pizza #{i + 1} (1–{len(pizza_menu)}): "))
                if 1 <= choice <= len(pizza_menu):
                    selected = pizza_menu[choice - 1]
                    order_list.append(selected)
                    print(f"Added: {selected[0]} - ${selected[1]:.2f}")
                    break
                else:
                    print("That number isn't on the menu.")
            except ValueError:
                print("Please enter a number.")

    return order_list

# --- Get delivery option ---
def get_delivery_option():
    while True:
        choice = input("Delivery or Pickup? (D/P): ").strip().upper()
        if choice in ["D", "P"]:
            return "Delivery" if choice == "D" else "Pickup"
        print("Please enter D for Delivery or P for Pickup.")

# --- Main program ---
def main():
    print("Welcome to the Pizza Ordering System (v3)")
    customer = get_customer_details()
    order = get_order()
    delivery_option = get_delivery_option()

    print("\n--- Order Summary ---")
    print(f"Customer: {customer['name']}")
    print(f"Phone: {customer['phone']}")
    print(f"Option: {delivery_option}")
    total = 0
    for item in order:
        print(f"- {item[0]}: ${item[1]:.2f}")
        total += item[1]
    print(f"Total Cost: ${total:.2f}")

main()