46 lines
1.6 KiB
Python
46 lines
1.6 KiB
Python
from sqlalchemy import Column, Integer, DateTime, UnicodeText, ForeignKey
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from sqlalchemy.orm import relationship, backref
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from sqlalchemy.sql.expression import func
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from szurubooru.db.base import Base
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class CommentScore(Base):
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__tablename__ = 'comment_score'
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comment_id = Column(
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'comment_id', Integer, ForeignKey('comment.id'), primary_key=True)
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user_id = Column(
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'user_id', Integer, ForeignKey('user.id'), primary_key=True, index=True)
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time = Column('time', DateTime, nullable=False)
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score = Column('score', Integer, nullable=False)
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comment = relationship('Comment')
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user = relationship(
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'User',
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backref=backref('comment_scores', cascade='all, delete-orphan'))
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class Comment(Base):
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__tablename__ = 'comment'
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comment_id = Column('id', Integer, primary_key=True)
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post_id = Column(
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'post_id', Integer, ForeignKey('post.id'), index=True, nullable=False)
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user_id = Column(
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'user_id', Integer, ForeignKey('user.id'), index=True)
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version = Column('version', Integer, default=1, nullable=False)
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creation_time = Column('creation_time', DateTime, nullable=False)
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last_edit_time = Column('last_edit_time', DateTime)
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text = Column('text', UnicodeText, default=None)
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user = relationship('User')
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post = relationship('Post')
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scores = relationship(
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'CommentScore', cascade='all, delete-orphan', lazy='joined')
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@property
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def score(self):
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from szurubooru.db import session
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return session \
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.query(func.sum(CommentScore.score)) \
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.filter(CommentScore.comment_id == self.comment_id) \
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.one()[0] or 0
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