models.py

"""
byceps.services.news.transfer.models
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

:Copyright: 2006-2020 Jochen Kupperschmidt
:License: Modified BSD, see LICENSE for details.
"""

from dataclasses import dataclass
from datetime import datetime
from typing import List, NewType, Optional
from uuid import UUID

from ....typing import BrandID, UserID


ChannelID = NewType('ChannelID', str)


ItemID = NewType('ItemID', UUID)


ItemVersionID = NewType('ItemVersionID', UUID)


ImageID = NewType('ImageID', UUID)


@dataclass(frozen=True)
class Channel:
    id: ChannelID
    brand_id: BrandID
    url_prefix: str


@dataclass(frozen=True)
class Image:
    id: ImageID
    created_at: datetime
    creator_id: UserID
    item_id: ItemID
    number: int
    filename: str
    url_path: str
    alt_text: Optional[str]
    caption: Optional[str]
    attribution: Optional[str]


@dataclass(frozen=True)
class Item:
    id: ItemID
    channel: Channel
    slug: str
    published_at: Optional[datetime]
    published: bool
    title: str
    body: str
    external_url: str
    image_url_path: Optional[str]
    images: List[Image]