114 lines
5.6 KiB
Python
114 lines
5.6 KiB
Python
"""
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SQLAlchemy модели для базы данных
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"""
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from sqlalchemy import Column, String, Text, Boolean, DateTime, ForeignKey, JSON, Integer
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy.orm import relationship
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from datetime import datetime
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import uuid
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from src.infrastructure.database.base import Base
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class UserModel(Base):
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"""Модель пользователя"""
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__tablename__ = "users"
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user_id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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telegram_id = Column(String, unique=True, nullable=False, index=True)
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role = Column(String, nullable=False, default="user")
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created_at = Column(DateTime, nullable=False, default=datetime.utcnow)
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is_premium = Column(Boolean, default=False, nullable=False)
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premium_until = Column(DateTime, nullable=True)
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questions_used = Column(Integer, default=0, nullable=False)
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collections = relationship("CollectionModel", back_populates="owner", cascade="all, delete-orphan")
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conversations = relationship("ConversationModel", back_populates="user", cascade="all, delete-orphan")
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collection_accesses = relationship("CollectionAccessModel", back_populates="user", cascade="all, delete-orphan")
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class CollectionModel(Base):
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"""Модель коллекции"""
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__tablename__ = "collections"
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collection_id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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name = Column(String, nullable=False)
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description = Column(Text, nullable=True)
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owner_id = Column(UUID(as_uuid=True), ForeignKey("users.user_id"), nullable=False)
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is_public = Column(Boolean, nullable=False, default=False)
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created_at = Column(DateTime, nullable=False, default=datetime.utcnow)
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owner = relationship("UserModel", back_populates="collections")
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documents = relationship("DocumentModel", back_populates="collection", cascade="all, delete-orphan")
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conversations = relationship("ConversationModel", back_populates="collection", cascade="all, delete-orphan")
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accesses = relationship("CollectionAccessModel", back_populates="collection", cascade="all, delete-orphan")
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class DocumentModel(Base):
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"""Модель документа"""
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__tablename__ = "documents"
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document_id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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collection_id = Column(UUID(as_uuid=True), ForeignKey("collections.collection_id"), nullable=False)
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title = Column(String, nullable=False)
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content = Column(Text, nullable=False)
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document_metadata = Column("metadata", JSON, nullable=True, default={})
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created_at = Column(DateTime, nullable=False, default=datetime.utcnow)
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collection = relationship("CollectionModel", back_populates="documents")
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embeddings = relationship("EmbeddingModel", back_populates="document", cascade="all, delete-orphan")
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class EmbeddingModel(Base):
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"""Модель эмбеддинга (заглушка)"""
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__tablename__ = "embeddings"
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embedding_id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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document_id = Column(UUID(as_uuid=True), ForeignKey("documents.document_id"), nullable=False)
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embedding = Column(JSON, nullable=True)
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model_version = Column(String, nullable=True)
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created_at = Column(DateTime, nullable=False, default=datetime.utcnow)
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document = relationship("DocumentModel", back_populates="embeddings")
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class ConversationModel(Base):
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"""Модель беседы"""
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__tablename__ = "conversations"
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conversation_id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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user_id = Column(UUID(as_uuid=True), ForeignKey("users.user_id"), nullable=False)
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collection_id = Column(UUID(as_uuid=True), ForeignKey("collections.collection_id"), nullable=False)
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created_at = Column(DateTime, nullable=False, default=datetime.utcnow)
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updated_at = Column(DateTime, nullable=False, default=datetime.utcnow, onupdate=datetime.utcnow)
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user = relationship("UserModel", back_populates="conversations")
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collection = relationship("CollectionModel", back_populates="conversations")
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messages = relationship("MessageModel", back_populates="conversation", cascade="all, delete-orphan")
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class MessageModel(Base):
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"""Модель сообщения"""
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__tablename__ = "messages"
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message_id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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conversation_id = Column(UUID(as_uuid=True), ForeignKey("conversations.conversation_id"), nullable=False)
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content = Column(Text, nullable=False)
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role = Column(String, nullable=False)
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sources = Column(JSON, nullable=True, default={})
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created_at = Column(DateTime, nullable=False, default=datetime.utcnow)
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conversation = relationship("ConversationModel", back_populates="messages")
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class CollectionAccessModel(Base):
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"""Модель доступа к коллекции"""
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__tablename__ = "collection_access"
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access_id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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user_id = Column(UUID(as_uuid=True), ForeignKey("users.user_id"), nullable=False)
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collection_id = Column(UUID(as_uuid=True), ForeignKey("collections.collection_id"), nullable=False)
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created_at = Column(DateTime, nullable=False, default=datetime.utcnow)
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user = relationship("UserModel", back_populates="collection_accesses")
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collection = relationship("CollectionModel", back_populates="accesses")
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__table_args__ = (
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{"comment": "Уникальный доступ пользователя к коллекции"},
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)
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