import math
import random


def primfactors(n, divisor=2):
    if n == 1:
        return []

    if not n % divisor:
        return [divisor] + primfactors(n // divisor, divisor)

    return primfactors(n, divisor + 1)


def harmon(n, val=0):
    if not n:
        return 0

    val += harmon(n - 1, 1 / n)
    return val


def usum(n, res=1):
    if not n:
        return 0

    res += usum(n - 1, res + 2)
    return res


def a4(x):
    return (lambda x: 7 * x)(x)


def b4(x):
    return (lambda x: math.pow(x, 3 / 5))(x)


def reverse(a: list):
    if len(a) == 1:
        return a

    # Reverse first and last
    a[0], a[-1] = a[-1], a[0]

    # return [a[0], reverse(a[1:-2]), a[-1]]
    return [a[0]] + reverse(a[1:-1]) + [a[-1]]


class Ticket:
    event = ""
    price_class = 0

    def __init__(self, price, num, is_valid) -> None:
        self.price = price
        self.num = num
        self.is_valid = is_valid

    def __str__(self):
        return f"Price: {self.price}; \n Number: {self.num} \nValid: {self.is_valid}"

    def __repr__(self) -> str:
        return f"Price: {self.price}; \n Number: {self.num} \nValid: {self.is_valid}"

    def convert(self, course):
        new_price = self.price * course
        print(f"Price with course: {course} is {new_price}")
        return new_price

    def get_is_valid(self):
        return self.is_valid


def fill_tickets():
    return [
        Ticket(i * 10, num=random.random() * i, is_valid=True if i % 3 else False)
        for i in range(12)
    ]


def writeTicketFile(ticket_list: list):
    with open("ticket_list.txt", "+w") as f:
        f.writelines(
            [f"Ticket {i}: {t.__str__()} \n\n" for t, i in enumerate(ticket_list)]
        )


class TicketA(Ticket):
    price_class = "A"

    def write_to_file(self):
        with open(f"{self.price_class}.txt", "a") as file:
            file.write(self.__str__() + "\n")


class TicketB(Ticket):
    price_class = "B"

    def write_to_file(self):
        with open(f"{self.price_class}.txt", "a") as file:
            file.write(self.__str__() + "\n")


class TicketC(Ticket):
    price_class = "C"

    def write_to_file(self):
        with open(f"{self.price_class}.txt", "a") as file:
            file.write(self.__str__() + "\n")


class TicketD(Ticket):
    price_class = "D"

    def write_to_file(self):
        with open(f"{self.price_class}.txt", "a") as file:
            file.write(self.__str__() + "\n")


def main():
    writeTicketFile(fill_tickets())


if __name__ == "__main__":
    main()