bookwyrm/bookwyrm/activitypub/note.py

""" note serializer and children thereof """
from dataclasses import dataclass, field
from typing import Dict, List
from django.apps import apps

from .base_activity import ActivityObject, Link
from .image import Image


@dataclass(init=False)
class Tombstone(ActivityObject):
    """ the placeholder for a deleted status """

    type: str = "Tombstone"

    def to_model(self, *args, **kwargs):# pylint: disable=unused-argument
        ''' this should never really get serialized, just searched for '''
        model = apps.get_model('bookwyrm.Status')
        return model.find_existing_by_remote_id(self.id)


@dataclass(init=False)
class Note(ActivityObject):
    """ Note activity """

    published: str
    attributedTo: str
    content: str = ""
    to: List[str] = field(default_factory=lambda: [])
    cc: List[str] = field(default_factory=lambda: [])
    replies: Dict = field(default_factory=lambda: {})
    inReplyTo: str = ""
    summary: str = ""
    tag: List[Link] = field(default_factory=lambda: [])
    attachment: List[Image] = field(default_factory=lambda: [])
    sensitive: bool = False
    type: str = "Note"


@dataclass(init=False)
class Article(Note):
    """ what's an article except a note with more fields """

    name: str
    type: str = "Article"


@dataclass(init=False)
class GeneratedNote(Note):
    """ just a re-typed note """

    type: str = "GeneratedNote"


@dataclass(init=False)
class Comment(Note):
    """ like a note but with a book """

    inReplyToBook: str
    type: str = "Comment"


@dataclass(init=False)
class Quotation(Comment):
    """ a quote and commentary on a book """

    quote: str
    type: str = "Quotation"


@dataclass(init=False)
class Review(Comment):
    """ a full book review """

    name: str = None
    rating: int = None
    type: str = "Review"


@dataclass(init=False)
class Rating(Comment):
    """ just a star rating """

    rating: int
    content: str = None
    type: str = "Rating"