2023-11-03 13:10:22 +03:00
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import time
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2023-11-22 19:38:39 +03:00
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2025-07-31 18:55:59 +03:00
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from sqlalchemy import (
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JSON,
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Boolean,
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ForeignKey,
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Index,
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Integer,
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PrimaryKeyConstraint,
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String,
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)
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from sqlalchemy.orm import Mapped, mapped_column
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2023-11-22 19:38:39 +03:00
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2025-07-31 18:55:59 +03:00
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from auth.orm import Author
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2025-07-25 01:04:15 +03:00
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from orm.base import BaseModel as Base
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2024-02-21 10:27:16 +03:00
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2022-09-03 13:50:14 +03:00
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2022-07-21 14:58:50 +03:00
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class TopicFollower(Base):
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2025-03-22 09:31:53 +03:00
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"""
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Связь между топиком и его подписчиком.
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Attributes:
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follower (int): ID подписчика
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topic (int): ID топика
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created_at (int): Время создания связи
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auto (bool): Автоматическая подписка
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"""
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2024-04-17 18:32:23 +03:00
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__tablename__ = "topic_followers"
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2021-08-20 12:27:19 +03:00
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2025-07-31 18:55:59 +03:00
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follower: Mapped[int] = mapped_column(ForeignKey(Author.id))
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topic: Mapped[int] = mapped_column(ForeignKey("topic.id"))
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created_at: Mapped[int] = mapped_column(Integer, nullable=False, default=lambda: int(time.time()))
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auto: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
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2021-08-20 11:08:32 +03:00
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2025-03-22 09:31:53 +03:00
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# Определяем индексы
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__table_args__ = (
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2025-07-31 18:55:59 +03:00
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PrimaryKeyConstraint(topic, follower),
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2025-03-22 09:31:53 +03:00
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# Индекс для быстрого поиска всех подписчиков топика
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Index("idx_topic_followers_topic", "topic"),
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# Индекс для быстрого поиска всех топиков, на которые подписан автор
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Index("idx_topic_followers_follower", "follower"),
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)
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2024-02-24 13:22:35 +03:00
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2022-09-03 13:50:14 +03:00
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class Topic(Base):
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2025-03-22 09:31:53 +03:00
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"""
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Модель топика (темы) публикаций.
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Attributes:
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slug (str): Уникальный строковый идентификатор темы
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title (str): Название темы
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body (str): Описание темы
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pic (str): URL изображения темы
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community (int): ID сообщества
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oid (str): Старый ID
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parent_ids (list): IDs родительских тем
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"""
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2024-04-17 18:32:23 +03:00
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__tablename__ = "topic"
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2021-12-12 16:00:38 +03:00
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2025-07-31 18:55:59 +03:00
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id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
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slug: Mapped[str] = mapped_column(String, unique=True)
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title: Mapped[str] = mapped_column(String, nullable=False, comment="Title")
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body: Mapped[str | None] = mapped_column(String, nullable=True, comment="Body")
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pic: Mapped[str | None] = mapped_column(String, nullable=True, comment="Picture")
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community: Mapped[int] = mapped_column(ForeignKey("community.id"), default=1)
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oid: Mapped[str | None] = mapped_column(String, nullable=True, comment="Old ID")
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parent_ids: Mapped[list[int] | None] = mapped_column(JSON, nullable=True, comment="Parent Topic IDs")
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2025-03-22 09:31:53 +03:00
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# Определяем индексы
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__table_args__ = (
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# Индекс для быстрого поиска по slug
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Index("idx_topic_slug", "slug"),
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# Индекс для быстрого поиска по сообществу
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Index("idx_topic_community", "community"),
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)
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