import random

from data.Item import Item
from data.Order import Order
from data.enum.ItemType import ItemType
from util.ClientParamsFactory import ClientParamsFactory


class InitialStateFactory:

    @staticmethod
    def generate_item_list(output_list_size: int):
        item_list : [Item] = []
        for i in range(output_list_size):
            item_list.append(InitialStateFactory.__generate_item())

        return item_list

    @staticmethod
    def generate_order_list(output_order_list_size: int):
        order_list: [Order] = []
        for i in range(output_order_list_size):
            order_list.append(InitialStateFactory.__generate_order())

        return order_list

    @staticmethod
    def __generate_order() -> Order:
        order_size = random.randint(1, 4)

        items: [Item] = []
        for i in range(order_size):
            items.append(InitialStateFactory.__generate_item())

        time_base = random.randint(8, 20)
        final_time = time_base * order_size

        client_params = ClientParamsFactory.get_client_params()

        return Order(final_time, items, None, client_params)

    @staticmethod
    def generate_input_sequence(self, input_sequence_size):
        sequence : [Item] = []
        for i in range(0, input_sequence_size):
            sequence.append(self.__generate_item())

        return sequence

    @staticmethod
    def __generate_item() -> Item:
        randomly_picked_type = random.choice(list(ItemType))
        return Item(randomly_picked_type)