import abc
import typing
import datetime

import schema

class Adapter(abc.ABC):
    schema: schema.Schema

    def __init__(self, config, *args, **kwargs):
        _ = args, kwargs
        self.config = config

    @classmethod
    def new(cls, config: dict, *args, **kwargs):
        return cls(cls.schema.validate(config) , *args, **kwargs)

    @abc.abstractmethod
    def login(self) -> bool:
        raise NotImplementedError()

class Source(abc.ABC):

    @abc.abstractmethod
    def get_events(
        self,
        start: datetime.datetime | None=None,
        until: datetime.timedelta | None=None,
        limit=None,
    ) -> typing.Iterable[dict]:
        raise NotImplementedError()

class Sink(abc.ABC):

    @abc.abstractmethod
    def post_events(
        self,
        events,
        start: datetime.datetime | None=None,
        until: datetime.timedelta | None=None,
    ) -> bool:
        raise NotImplementedError()