from datetime import datetime

from .mapping import HookedMapping


class EntityState(HookedMapping[str]):
    pass


class DomainState(HookedMapping[str]):
    _data: EntityState

    def __setitem__(self, key, value):
        super().__setitem__(key, value)
        super().__setitem__("last_changed", datetime.now())


class NameSpaceState(HookedMapping[str]):
    _data: DomainState

    def __iter__(self):
        return super().__iter__()

    def __setitem__(self, key, value):
        super().__setitem__(key, value)
        # print("ns SetItem")

    def __getitem__(self, key):
        val = super().__getitem__(key)
        # print("ns GetItem")
        return DomainState(val, hook=self.hook, path=self.new_path(key))