25 lines
1.1 KiB
Python
25 lines
1.1 KiB
Python
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"""
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会话表 — 独立于 chat_messages 管理会话元数据
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"""
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from sqlalchemy import Column, String, Text, Integer, DateTime, Boolean, ForeignKey, func
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from sqlalchemy.dialects.mysql import CHAR
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from app.core.database import Base
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import uuid
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class AgentSession(Base):
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"""Agent 会话表"""
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__tablename__ = "agent_sessions"
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id = Column(CHAR(36), primary_key=True, default=lambda: str(uuid.uuid4()), comment="会话ID")
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user_id = Column(CHAR(36), nullable=True, index=True, comment="用户ID")
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workspace_id = Column(CHAR(36), ForeignKey("workspaces.id"), nullable=True, index=True, comment="工作区ID")
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agent_id = Column(CHAR(36), nullable=True, index=True, comment="Agent ID")
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title = Column(String(200), nullable=True, comment="会话标题")
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is_pinned = Column(Boolean, default=False, comment="是否置顶")
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created_at = Column(DateTime, default=func.now(), comment="创建时间")
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updated_at = Column(DateTime, default=func.now(), onupdate=func.now(), comment="更新时间")
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def __repr__(self):
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return f"<AgentSession(id={self.id}, title={self.title}, pinned={self.is_pinned})>"
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