50 lines
1.5 KiB
Python
50 lines
1.5 KiB
Python
from collections.abc import Generator
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from sqlalchemy import create_engine
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from sqlalchemy.orm import DeclarativeBase, Session, sessionmaker
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from app.config import get_settings
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class Base(DeclarativeBase):
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pass
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settings = get_settings()
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connect_args = {"check_same_thread": False} if settings.resolved_database_url.startswith("sqlite") else {}
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engine = create_engine(settings.resolved_database_url, connect_args=connect_args, future=True)
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SessionLocal = sessionmaker(bind=engine, autoflush=False, autocommit=False, future=True)
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def get_db() -> Generator[Session, None, None]:
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db = SessionLocal()
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try:
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yield db
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finally:
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db.close()
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def init_db() -> None:
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from app import models
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Base.metadata.create_all(bind=engine)
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with SessionLocal() as db:
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if not db.query(models.User).first():
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db.add(
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models.User(
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name="默认审核员",
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email="reviewer@example.local",
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role=models.UserRole.reviewer,
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)
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)
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defaults = {
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"risk_policy": "AI 只做初筛，未审核内容不能进入标准问答库或可调用库。",
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"mock_mode": "true" if settings.mock_mode else "false",
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}
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for key, value in defaults.items():
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exists = db.query(models.SystemSetting).filter(models.SystemSetting.key == key).first()
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if not exists:
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db.add(models.SystemSetting(key=key, value=value, description="系统内置非敏感配置"))
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db.commit()
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