machine.py

MENU = {
    'espresso': {
        'ingredients': {
            'water': 50,
            'coffee': 18,
        },
        'cost': 1.5
    },
    'latte': {
        'ingredients': {
            'water': 200,
            'milk': 150,
            'coffee': 24,
        },
        'cost': 2.5
    },
    'cappuccino': {
        'ingredients': {
            'water': 250,
            'milk': 100,
            'coffee': 24,
        },
        'cost': 3.0
    },
}
profit = 0
resources = {
    'water': 300,
    'milk': 200,
    'coffee': 100,
}


def is_resourse_sufficient(order_ingredients):
    """Returns True when order can be made, False if ingredient is insufficient"""
    for item in order_ingredients:
        if order_ingredients[item] >= resources[item]:
            print(f"Sorry there is not enough {item}")
            return False
    return True


def process_coins():
    """Returns the total calculated from coins inserted."""
    print("please insert coins")
    total = int(input("How many quarters? : "))*0.25
    total += int(input("How many dimes? : "))*0.1
    total += int(input("How many nickles? : "))*0.05
    total += int(input("How many pennies? : "))*0.01
    return total


def is_transaction_successful(money_received, drink_cost):
    """Return True when the payment is accepted, or False if money is insufficient"""
    if money_received >= drink_cost:
        change = round(money_received - drink_cost, 2)
        print(f"Here is the ${change} in change\n")
        global profit
        profit += drink_cost
        return True
    else:
        print("Sorry that's not enough money. Money refunded")
        return False


def make_coffee(drink_name, order_ingredients):
    """Deduct the required ingredients from the resources"""
    for item in order_ingredients:
        resources[item] -= order_ingredients[item]
    print(f"Here is your {drink_name} ☕")


is_on = True
while is_on:
    choice = input("What would you like? (espresso/latte/cappuccino) : ")
    if choice == 'off':
        is_on = False
    elif choice == 'report':
        print(f"water: {resources['water']}ml")
        print(f"milk: {resources['milk']}ml")
        print(f"coffee:{resources['coffee']}g")
        print(f"Money: ${profit}")
    else:
        drink = MENU[choice]
        if is_resourse_sufficient(drink["ingredients"]):
            payment = process_coins()
            if is_transaction_successful(payment, drink['cost']):
                make_coffee(choice, drink["ingredients"])