core/orm/author.py

import time
from sqlalchemy import JSON as JSONType
from sqlalchemy import Boolean, Column, ForeignKey, Integer, String
from sqlalchemy.orm import relationship
from services.db import Base


class AuthorRating(Base):
    __tablename__ = "author_rating"

    id = None  # type: ignore
    rater = Column(ForeignKey("author.id"), primary_key=True, index=True)
    author = Column(ForeignKey("author.id"), primary_key=True, index=True)
    value = Column(Integer)


class AuthorFollower(Base):
    __tablename__ = "author_follower"

    id = None  # type: ignore
    follower = Column(ForeignKey("author.id"), primary_key=True, index=True)
    author = Column(ForeignKey("author.id"), primary_key=True, index=True)
    created_at = Column(Integer, nullable=False, default=lambda: int(time.time()))
    auto = Column(Boolean, nullable=False, default=False)


class Author(Base):
    __tablename__ = "author"

    user = Column(String, unique=True)  # unbounded link with authorizer's User type

    name = Column(String, nullable=True, comment="Display name")
    slug = Column(String, unique=True, comment="Author's slug")
    bio = Column(String, nullable=True, comment="Bio")  # status description
    about = Column(String, nullable=True, comment="About")  # long and formatted
    pic = Column(String, nullable=True, comment="Picture")
    links = Column(JSONType, nullable=True, comment="Links")

    ratings = relationship(AuthorRating, foreign_keys=AuthorRating.author)

    created_at = Column(Integer, nullable=False, default=lambda: int(time.time()))
    last_seen = Column(Integer, nullable=False, default=lambda: int(time.time()))
    updated_at = Column(Integer, nullable=False, default=lambda: int(time.time()))
    deleted_at = Column(Integer, nullable=True, comment="Deleted at")