42 lines
1013 B
Python
42 lines
1013 B
Python
import time
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from enum import Enum as Enumeration
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from sqlalchemy import JSON, Column, ForeignKey, Integer, String
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from sqlalchemy.orm import relationship
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from orm.author import Author
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from services.db import Base
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class NotificationEntity(Enumeration):
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REACTION = 'reaction'
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SHOUT = 'shout'
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FOLLOWER = 'follower'
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class NotificationAction(Enumeration):
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CREATE = 'create'
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UPDATE = 'update'
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DELETE = 'delete'
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SEEN = 'seen'
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FOLLOW = 'follow'
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UNFOLLOW = 'unfollow'
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class NotificationSeen(Base):
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__tablename__ = 'notification_seen'
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viewer = Column(ForeignKey('author.id'))
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notification = Column(ForeignKey('notification.id'))
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class Notification(Base):
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__tablename__ = 'notification'
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created_at = Column(Integer, server_default=str(int(time.time())))
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entity = Column(String, nullable=False)
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action = Column(String, nullable=False)
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payload = Column(JSON, nullable=True)
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seen = relationship(lambda: Author, secondary='notification_seen')
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