2024-10-21 12:15:44 +03:00
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import enum
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2025-07-25 01:04:15 +03:00
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from datetime import datetime
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from enum import Enum, auto
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2024-03-04 10:35:33 +03:00
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2025-07-25 01:04:15 +03:00
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from sqlalchemy import JSON, Column, DateTime, ForeignKey, Integer, String
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from sqlalchemy import Enum as SQLAlchemyEnum
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2024-04-19 18:22:07 +03:00
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from sqlalchemy.orm import relationship
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2024-03-04 10:35:33 +03:00
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2025-07-25 01:18:50 +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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2025-07-25 01:21:18 +03:00
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from utils.logger import root_logger as logger
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2025-07-25 01:04:15 +03:00
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class NotificationStatus(Enum):
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"""Статусы уведомлений."""
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UNREAD = auto()
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READ = auto()
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ARCHIVED = auto()
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@classmethod
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def from_string(cls, value: str) -> "NotificationStatus":
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"""
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Создает экземпляр статуса уведомления из строки.
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Args:
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value (str): Строковое представление статуса.
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Returns:
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NotificationStatus: Экземпляр статуса уведомления.
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"""
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try:
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return cls[value.upper()]
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except KeyError:
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logger.error(f"Неверный статус уведомления: {value}")
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raise ValueError("Неверный статус уведомления") # noqa: B904
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class NotificationKind(Enum):
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"""Типы уведомлений."""
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COMMENT = auto()
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MENTION = auto()
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REACTION = auto()
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FOLLOW = auto()
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INVITE = auto()
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@classmethod
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def from_string(cls, value: str) -> "NotificationKind":
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"""
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Создает экземпляр типа уведомления из строки.
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Args:
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value (str): Строковое представление типа.
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Returns:
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NotificationKind: Экземпляр типа уведомления.
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"""
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try:
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return cls[value.upper()]
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except KeyError:
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logger.error(f"Неверный тип уведомления: {value}")
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raise ValueError("Неверный тип уведомления") # noqa: B904
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2024-03-04 10:35:33 +03:00
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2024-10-21 12:15:44 +03:00
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class NotificationEntity(enum.Enum):
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"""Сущности, связанные с уведомлениями."""
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TOPIC = "topic"
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COMMENT = "comment"
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SHOUT = "shout"
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AUTHOR = "author"
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COMMUNITY = "community"
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2024-10-21 12:15:44 +03:00
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@classmethod
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def from_string(cls, value: str) -> "NotificationEntity":
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"""
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Создает экземпляр сущности уведомления из строки.
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Args:
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value (str): Строковое представление сущности.
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Returns:
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NotificationEntity: Экземпляр сущности уведомления.
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"""
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try:
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return cls(value)
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except ValueError:
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logger.error(f"Неверная сущность уведомления: {value}")
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raise ValueError("Неверная сущность уведомления") # noqa: B904
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2024-03-04 10:35:33 +03:00
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class NotificationAction(enum.Enum):
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"""Действия в уведомлениях."""
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2024-04-17 18:32:23 +03:00
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CREATE = "create"
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UPDATE = "update"
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DELETE = "delete"
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MENTION = "mention"
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REACT = "react"
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2024-10-21 12:15:44 +03:00
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@classmethod
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def from_string(cls, value: str) -> "NotificationAction":
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"""
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Создает экземпляр действия уведомления из строки.
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Args:
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value (str): Строковое представление действия.
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Returns:
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NotificationAction: Экземпляр действия уведомления.
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"""
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try:
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return cls(value)
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except ValueError:
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logger.error(f"Неверное действие уведомления: {value}")
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raise ValueError("Неверное действие уведомления") # noqa: B904
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class NotificationSeen(Base):
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__tablename__ = "notification_seen"
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viewer = Column(ForeignKey("author.id"), primary_key=True)
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notification = Column(ForeignKey("notification.id"), primary_key=True)
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class Notification(Base):
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__tablename__ = "notification"
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id = Column(Integer, primary_key=True, index=True)
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created_at = Column(DateTime, default=datetime.utcnow)
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updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
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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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status = Column(SQLAlchemyEnum(NotificationStatus), default=NotificationStatus.UNREAD)
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kind = Column(SQLAlchemyEnum(NotificationKind), nullable=False)
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2024-10-21 12:15:44 +03:00
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seen = relationship(Author, secondary="notification_seen")
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def set_entity(self, entity: NotificationEntity):
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"""Устанавливает сущность уведомления."""
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self.entity = entity.value
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def get_entity(self) -> NotificationEntity:
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"""Возвращает сущность уведомления."""
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return NotificationEntity.from_string(self.entity)
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def set_action(self, action: NotificationAction):
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"""Устанавливает действие уведомления."""
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self.action = action.value
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def get_action(self) -> NotificationAction:
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"""Возвращает действие уведомления."""
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return NotificationAction.from_string(self.action)
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