29 lines
916 B
Python
29 lines
916 B
Python
from sqlalchemy import create_engine
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from sqlalchemy.orm import sessionmaker
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from models import Base
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from pathlib import Path
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# 获取当前文件所在目录（Backend/）
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BACKEND_DIR = Path(__file__).parent.resolve()
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# 项目根目录 = BACKEND_DIR 的父目录
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PROJECT_ROOT = BACKEND_DIR.parent
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# 数据库路径：PROJECT_ROOT / Data / funds.db
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DATABASE_PATH = PROJECT_ROOT / "Data" / "funds.db"
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# 构造 SQLite URL（注意：Windows 和 Linux/macOS 都兼容）
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DATABASE_URL = f"sqlite:///{DATABASE_PATH.as_posix()}"
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engine = create_engine(DATABASE_URL, connect_args={"check_same_thread": False})
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
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def init_db():
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# 确保 Data 目录存在
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(PROJECT_ROOT / "Data").mkdir(exist_ok=True)
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Base.metadata.create_all(bind=engine)
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def get_db():
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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() |