import login_generator


def prompt():
    """
    We prompt but you KNOW how this works!
    """
    response = ""
    while not response.isdigit():
        response = input("how many login pairs would you like to create?")
    return int(response)


def how_long():
    """
    And again... (we could combine both prompts, but how?)
    """
    response = ""
    while not response.isdigit():
        response = input("how long should the password be?")
    return int(response)


def complex_or_not():
    response = ""
    while response.lower() not in ["y", "n"]:
        response = input("you want complex passwords? (y/n)")
    if response.lower() == "y":
        return True
    else:
        return False


def create_login(length, complicated):
    """
    We use our library to generate the username and password. The double return
    might look confusing but just look at the for loop in the generate_logins
    functions and you'll see how it unpacks...
    """
    username = login_generator.generate_username()
    password = login_generator.generate_password(length, complicated)
    return username, password


def generate_logins(number, length, complicated):
    """
    Easy no? But what does the i do? Do we really need it's value?
    """
    for i in range(0, number):
        username, password = create_login(length, complicated)
        print("username {}: {}".format(i, username))
        print("password {}: {}".format(i, password))


if __name__ == "__main__":
    # Here we go!
    number_of_logins = prompt()
    complicted = complex_or_not()
    length = how_long()
    generate_logins(number_of_logins, length, complicted)