diff --git a/app/main.py b/app/main.py index 6d375672..40199e67 100644 --- a/app/main.py +++ b/app/main.py @@ -1,25 +1,69 @@ from abc import ABC -class IntegerRange: - pass +class IntegerRange(ABC): + def __init__(self, min_amount: int, max_amount: int) -> None: + self.min_amount = min_amount + self.max_amount = max_amount + + def __get__(self, instance: object, owner: type) -> None: + value = getattr(instance, self.protected_name) + return value + + def __set_name__(self, owner: type, name: str) -> None: + self.protected_name = "_" + name + + def __set__(self, instance: object, value: int) -> None: + if not self.min_amount <= value <= self.max_amount: + raise ValueError("Access denied") + setattr(instance, self.protected_name, value) class Visitor: - pass + def __init__( + self, + name: str, + age: int, + weight: int, + height: int + ) -> None: + self.name = name + self.age = age + self.weight = weight + self.height = height class SlideLimitationValidator(ABC): - pass + def __init__(self, age: int, weight: int, height: int) -> None: + self.age = age + self.weight = weight + self.height = height class ChildrenSlideLimitationValidator(SlideLimitationValidator): - pass + age = IntegerRange(4, 14) + height = IntegerRange(80, 120) + weight = IntegerRange(20, 50) class AdultSlideLimitationValidator(SlideLimitationValidator): - pass + age = IntegerRange(14, 60) + height = IntegerRange(120, 220) + weight = IntegerRange(50, 120) class Slide: - pass + def __init__( + self, + name: str, + limitation_class: type[SlideLimitationValidator] + ) -> None: + self.name = name + self.limitation_class = limitation_class + + def can_access(self, visitor: Visitor) -> bool: + try: + self.limitation_class(visitor.age, visitor.weight, visitor.height) + return True + except ValueError: + return False