mpiaa_lab1_v1

import io
from os import system as System
from os import path as Path
from math import ceil as Ceil

# Структура дома
class House:

    address = "";
    buildType = "";
    buildDate = "";
    floors = "";

    def __init__ (self, address, buildType, buildDate, floors):
        self.address = address
        self.buildType = buildType
        self.buildDate = buildDate
        self.floors = floors

    def __str__ (self):
        return self.address + " " + self.buildType + " " + self.buildDate + " " + self.floors;


class Houses:

    listHouse = []
    count = 0

    housesInPage = 5

    def addHouse (self, house):
        #if count(filter(lambda x: x.address == house.address, self.listHouse)) > 0:
        for h in self.listHouse:
            if house.address == h.address:
                print ("Дом по адреcу " + house.address + " уже есть в списке")
                return
        self.listHouse.append(house)

    def loadFromFile(self, path):
        if Path.exists(path) == False:
            print ("Файл не найден")
            return
        count = 0;
        with io.open(path, encoding='utf-8') as file:
            for line in file:
                house = line.replace("\n", "").split("|")
                newHouse = House(house[0], house[1], house[2], house[3])
                self.addHouse(newHouse)
                count += 1
        print ("Добавлено " + str(count) + " записей")
        self.count += count

    def printPage(self, numPage):
        maxPage = Ceil(self.count / self.housesInPage);
        print ("Выведена страница " + str(numPage) + " из " + str(maxPage))
        for page in range(int(self.housesInPage) * int(numPage), int(self.housesInPage) * (int(numPage) + 1)):
            if page < self.count:
                print (str(self.listHouse[page]))

    def setHousesInPage(self, count):
        self.housesInPage = int(count)

System('cls')
houses = Houses()
houses.loadFromFile("result.txt")


while True:
    print ("1 - Загрузить данные из файла")
    print ("2 - Ввести данные вручную")
    print ("3 - Постраничный вывод записей")
    print ("4 - Установить кол-во записей на странице")
    answer = input()
    System('cls')
    if answer == "1":
        print ("Введите название файла")
        houses.loadFromFile(input())
    if answer == "2":
        print ("Введите адрес, тип, дату постройки и кол-во этажей у здания")
        print ("Разделитель |")
        answer = input().split("|")
        if len(answer) != 4:
            print ("Введены некорректные данные")
        else:
            newHouse = House(answer[0], answer[1], answer[2], answer[3])
            houses.addHouse(newHouse)
    elif answer == "3":
        maxPage = Ceil(houses.count / houses.housesInPage);
        print ("Введите номер страницы от 0 до " + str(maxPage))
        houses.printPage(input())
    elif answer == "4":
        print ("Введите кол-во записей, которые будут отображаться на странице");
        houses.setHousesInPage(input())