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- from intelligine.core.exceptions import NearNothingFound
- from intelligine.shorcut.brain import get_brain_part
- from synergine.core.exceptions import NotConcernedEvent
- from intelligine.synergy.event.src.NearEvent import NearEvent
- from synergine_xyz.mechanism.AroundMechanism import AroundMechanism
- from intelligine.cst import TRANSPORTABLE, CANT_CARRY_STILL, COL_TRANSPORTER_NOT_CARRYING, BRAIN_SCHEMA, BRAIN_PART_TAKE
-
-
- class TakeableEvent(NearEvent):
-
- _mechanism = AroundMechanism
- PARAM_TAKE = 'take'
- _concern = COL_TRANSPORTER_NOT_CARRYING
- _near_name = 'objects_ids_transportable'
- _near_map = lambda self, near_object_id, context: context.metas.states.have(near_object_id, TRANSPORTABLE)
-
- def _prepare(self, object_id, context, parameters={}):
- if not self._can_carry(object_id, context):
- raise NotConcernedEvent()
-
- try:
- self.map(context, parameters, stop_at_first=True)
- except NearNothingFound:
- raise NotConcernedEvent()
-
- if not self._object_can_take(object_id, context, parameters[self._near_name][0]):
- raise NotConcernedEvent()
-
- parameters[self.PARAM_TAKE] = parameters[self._near_name][0]
- return parameters
-
- @staticmethod
- def _can_carry(object_id, context):
- return not context.metas.value.get(CANT_CARRY_STILL, object_id, allow_empty=True)
-
- @classmethod
- def _object_can_take(cls, object_id, context, object_to_take_id):
- object_take_brain_part = get_brain_part(context, object_id, BRAIN_PART_TAKE)
- return object_take_brain_part.can_take(context, object_id, object_to_take_id)
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