Source code for codegrade.models.entry_window

"""The module that defines the ``EntryWindow`` model.

SPDX-License-Identifier: AGPL-3.0-only OR BSD-3-Clause-Clear
"""

from __future__ import annotations

import datetime
import typing as t
from dataclasses import dataclass, field

import cg_request_args as rqa

from ..utils import to_dict




@dataclass(kw_only=True)
class EntryWindow:
    """The JSON representation of an EntryWindow."""

    #: When the user may start entering.
    starts_at: datetime.datetime
    #: When the user may no longer enter.
    ends_at: datetime.datetime

    raw_data: t.Optional[t.Dict[str, t.Any]] = field(init=False, repr=False)

    data_parser: t.ClassVar[t.Any] = rqa.Lazy(
        lambda: rqa.FixedMapping(
            rqa.RequiredArgument(
                "starts_at",
                rqa.RichValue.DateTime,
                doc="When the user may start entering.",
            ),
            rqa.RequiredArgument(
                "ends_at",
                rqa.RichValue.DateTime,
                doc="When the user may no longer enter.",
            ),
        )
    )

    def to_dict(self) -> t.Dict[str, t.Any]:
        res: t.Dict[str, t.Any] = {
            "starts_at": to_dict(self.starts_at),
            "ends_at": to_dict(self.ends_at),
        }
        return res

    @classmethod
    def from_dict(
        cls: t.Type[EntryWindow], d: t.Dict[str, t.Any]
    ) -> EntryWindow:
        parsed = cls.data_parser.try_parse(d)

        res = cls(
            starts_at=parsed.starts_at,
            ends_at=parsed.ends_at,
        )
        res.raw_data = d
        return res