sep-pm-platformer/project/level/elements/dynamic/PushableLevelElement.py

from abc import ABC

from level.elements.dynamic.DynamicLevelElement import DynamicLevelElement
from physics.CollisionDirection import CollisionDirection
from physics.TickData import TickData


class PushableLevelElement(DynamicLevelElement, ABC):
    def __init__(self, tile: dict, loaded_level, level_screen_manager: 'LevelScreenManager'):
        super().__init__(tile, loaded_level, level_screen_manager)

        if 'weight' in self.tile:
            self.weight = float(self.tile['weight'])
        else:
            self.weight = 1.0

    def tick(self, tick_data: TickData):
        super().tick(tick_data)

        collides_element = self.get_collides_with_direction(CollisionDirection.LEFT)

        if collides_element:
            self.motion = (self.motion[0] + self.weight, self.motion[1])

        collides_element = self.get_collides_with_direction(CollisionDirection.RIGHT)

        if collides_element:
            self.motion = (self.motion[0] - self.weight, self.motion[1])