instantiator.py

import hive
from hive.classes import Method

from ..event import BindEvent


class BindCls:

    def __init__(self):
        pass


def build_bind_class(i, ex, args):
    pass


class InstantiatorCls:

    def __init__(self):
        self._bind_hive_bases = []
        self._bind_hive = None

        self._sockets = []
        self._plugins = []

        self.last_created = None

    def register_bind_cls(self, bind_cls):
        if self._bind_hive is not None:
            raise ValueError("Bind class is already registered")

        self._bind_hive_bases.append(bind_cls)

    def register_plugin(self, identifier, plugin):
        self._plugins.append((identifier, plugin))

    def register_socket(self, identifier, socket):
        self._sockets.append((identifier, socket))

    def instantiate(self):
        if self._bind_hive is None:
            self._bind_hive = hive.hive("BindClass", builder=build_bind_class, cls=BindCls,
                                        bases=tuple(self._bind_hive_bases))

        self.last_created = self._bind_hive()


def declare_instantiator(meta_args):
    meta_args.cls_import_path = hive.parameter("str")


def build_instantiator(cls, i, ex, args, meta_args):
    i.do_instantiate = hive.triggerable(cls.instantiate)
    ex.create = hive.entry(i.do_instantiate)

    ex.register_bind_cls = hive.plugin(cls.register_bind_cls, identifier=("bind", "register_class"))


Instantiator = hive.dyna_hive("Instantiator", builder=build_instantiator, declarator=declare_instantiator,
                              cls=InstantiatorCls, bases=(BindEvent,))