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feat: isolate external application conversations

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This commit is contained in:
Nelson
2026-08-03 18:57:19 +08:00
parent 26109648af
commit cd3c875106
26 changed files with 843 additions and 110 deletions
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19
ai_knowledge_base_v2/apps/backend/app/models/chat.py
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@@ -2,17 +2,32 @@ from __future__ import annotations
from datetime import datetime
from sqlalchemy import BigInteger, DateTime, ForeignKey, Integer, String, Text, func
from sqlalchemy import BigInteger, DateTime, ForeignKey, Index, Integer, String, Text, func
from sqlalchemy.orm import Mapped, mapped_column, relationship
from app.models.base import Base, TimestampMixin
PRIMARY_KEY_TYPE = BigInteger().with_variant(Integer, "sqlite")
class ChatSession(Base, TimestampMixin):
__tablename__ = "sys_chat_session"
__table_args__ = (
Index(
"ix_chat_session_user_source_active_updated",
"user_id",
"source_type",
"source_client_id",
"is_deleted",
"updated_at",
),
)
id: Mapped[int] = mapped_column(BigInteger, primary_key=True, autoincrement=True)
id: Mapped[int] = mapped_column(PRIMARY_KEY_TYPE, primary_key=True, autoincrement=True)
user_id: Mapped[int] = mapped_column(ForeignKey("sys_user.id"), index=True, nullable=False)
source_type: Mapped[str] = mapped_column(String(20), default="direct", nullable=False)
source_client_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
title: Mapped[str] = mapped_column(String(100), nullable=False)
summary: Mapped[str | None] = mapped_column(Text, nullable=True)
summary_up_to_message_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)