#  Copyright (c) PARRRATE T&V 2021. All rights reserved.

from bu4.evaluation.av.evtype import evtype
from bu4.evaluation.constructs.eidelayed import EIDelayed
from bu4.evaluation.constructs.evaluable import Evaluable
from bu4.indexing.constructs.indexed import Indexed
from bu4.parsing.codes import CODE_DLYD

__all__ = ('IDelayed',)


class IDelayed(Indexed):
    def __init__(self, value: Indexed):
        self.value = value

    def attach(self, ev: evtype) -> Evaluable:
        return EIDelayed(
            ev,
            self.value
        )

    def __str__(self):
        return f'(){self.value}'

    def __bytes__(self):
        return bytes([CODE_DLYD, *bytes(self.value)])