104 lines
3.5 KiB
Python
104 lines
3.5 KiB
Python
from typing import List
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from datetime import datetime
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from sqlalchemy import Table, Column, Integer, String, ForeignKey, DateTime, Boolean
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from sqlalchemy.orm import relationship
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from orm import Permission, User, Topic
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from orm.comment import Comment
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from orm.base import Base
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from functools import reduce
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class ShoutAuthor(Base):
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__tablename__ = "shout_author"
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id = None
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shout = Column(ForeignKey('shout.id'), primary_key = True)
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user = Column(ForeignKey('user.id'), primary_key = True)
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class ShoutViewer(Base):
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__tablename__ = "shout_viewer"
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id = None
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shout = Column(ForeignKey('shout.id'), primary_key = True)
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user = Column(ForeignKey('user.id'), primary_key = True)
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class ShoutTopic(Base):
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__tablename__ = 'shout_topic'
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id = None
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shout = Column(ForeignKey('shout.id'), primary_key = True)
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topic = Column(ForeignKey('topic.id'), primary_key = True)
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class ShoutRating(Base):
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__tablename__ = "shout_rating"
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id = None
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rater_id = Column(ForeignKey('user.id'), primary_key = True)
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shout_id = Column(ForeignKey('shout.id'), primary_key = True)
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ts = Column(DateTime, nullable=False, default = datetime.now, comment="Timestamp")
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value = Column(Integer)
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class ShoutRatingStorage:
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def __init__(self, session):
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self.ratings = session.query(ShoutRating).all()
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def get_rating(self, shout_id):
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shout_ratings = list(filter(lambda x: x.shout_id == shout_id, self.ratings))
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return reduce((lambda x, y: x + y.value), shout_ratings, 0)
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def update_rating(self, new_rating):
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rating = next((x for x in self.ratings \
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if x.rater_id == new_rating.rater_id and x.shout_id == new_rating.shout_id), None)
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if rating:
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rating.value = new_rating.value
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rating.ts = new_rating.ts
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else:
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self.ratings.append(new_rating)
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class ShoutViewByDay(Base):
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__tablename__ = "shout_view_by_day"
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id = None
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shout_id = Column(ForeignKey('shout.id'), primary_key = True)
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day: str = Column(DateTime, primary_key = True, default = datetime.now)
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value = Column(Integer)
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class ShoutViewStorage:
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def __init__(self, session):
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self.views = session.query(ShoutViewByDay).all()
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def get_view(self, shout_id):
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shout_views = list(filter(lambda x: x.shout_id == shout_id, self.views))
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return reduce((lambda x, y: x + y.value), shout_views, 0)
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def add_view(self, view):
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self.views.append(view)
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class Shout(Base):
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__tablename__ = 'shout'
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# NOTE: automatic ID here
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slug: str = Column(String, nullable=False, unique=True)
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community: int = Column(Integer, ForeignKey("community.id"), nullable=True, comment="Community")
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body: str = Column(String, nullable=False, comment="Body")
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createdAt: str = Column(DateTime, nullable=False, default = datetime.now, comment="Created at")
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updatedAt: str = Column(DateTime, nullable=True, comment="Updated at")
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replyTo: int = Column(ForeignKey("shout.id"), nullable=True)
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versionOf: int = Column(ForeignKey("shout.id"), nullable=True)
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tags: str = Column(String, nullable=True)
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publishedBy: bool = Column(ForeignKey("user.id"), nullable=True)
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publishedAt: str = Column(DateTime, nullable=True)
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cover: str = Column(String, nullable = True)
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title: str = Column(String, nullable = True)
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subtitle: str = Column(String, nullable = True)
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comments = relationship(Comment)
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layout: str = Column(String, nullable = True)
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authors = relationship(lambda: User, secondary=ShoutAuthor.__tablename__) # NOTE: multiple authors
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topics = relationship(lambda: Topic, secondary=ShoutTopic.__tablename__)
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visibleFor = relationship(lambda: User, secondary=ShoutViewer.__tablename__)
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old_id: str = Column(String, nullable = True)
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