2023-06-20 18:21:43 +02:00

29 lines
1.1 KiB
Python

from typing import Union
from mfg_package.environment.actions import Action
from mfg_package.utils.results import ActionResult
from mfg_package.modules.doors import constants as d, rewards as r
from mfg_package.environment import constants as c
class DoorUse(Action):
def __init__(self):
super().__init__(d.ACTION_DOOR_USE)
def do(self, entity, state) -> Union[None, ActionResult]:
# Check if agent really is standing on a door:
e = state.entities.get_near_pos(entity.pos)
try:
door = next(x for x in e if x.name.startswith(d.DOOR))
valid = door.use()
state.print(f'{entity.name} just used a {door.name} at {door.pos}')
return ActionResult(entity=entity, identifier=self._identifier, validity=valid, reward=r.USE_DOOR_VALID)
except StopIteration:
# When he doesn't...
state.print(f'{entity.name} just tried to use a door at {entity.pos}, but there is none.')
return ActionResult(entity=entity, identifier=self._identifier,
validity=c.NOT_VALID, reward=r.USE_DOOR_FAIL)