from level.Level import Level
from level.elements.static.InputLevelElement import InputLevelElement
from physics.CollisionDirection import CollisionDirection
from physics.SpriteManager import SpriteManager
from physics.TickData import TickData
from sprite.SpritesheetManager import SpritesheetManager


class LeverInputLevelElement(InputLevelElement):

    def __init__(self, tile: dict, level: Level, level_screen_manager: 'LevelScreenManager'):
        super().__init__(tile, level, level_screen_manager)
        self.is_currently_stood_on = False

        self.is_collider = False
        self.register_collisions = True

    def load(self, sprite_manager: SpriteManager, spritesheet_manager: SpritesheetManager, level: Level):
        self.spritesheet = spritesheet_manager.get_sheet('lever')
        self.set_animation_state('on' if self.emitter_state else 'off')
        self.position_scale.position = self.tile['position']

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

        collisions = self.get_collides_with_direction(CollisionDirection.INSIDE)

        # toggle active state when player/object is standing on it
        if collisions and not self.is_currently_stood_on:
            self.is_currently_stood_on = True
            self.set_active(not self.emitter_state)
        elif not collisions and self.is_currently_stood_on:
            self.is_currently_stood_on = False

    def set_active(self, active: bool):
        self.emitter_state = active
        self.set_animation_state('on' if self.emitter_state else 'off')