36 lines
948 B
Python
36 lines
948 B
Python
from sqlalchemy import create_engine
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from sqlalchemy.orm import sessionmaker, Session
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from models import Base
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import os
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# 数据库配置
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# 确保 data 目录存在
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DATA_DIR = os.path.join(os.path.dirname(os.path.dirname(__file__)), 'data')
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os.makedirs(DATA_DIR, exist_ok=True)
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# 数据库文件路径
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DB_PATH = os.path.join(DATA_DIR, 'worklist.db')
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DATABASE_URL = os.getenv('DATABASE_URL', f'sqlite:///{DB_PATH}')
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# 创建引擎
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engine = create_engine(
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DATABASE_URL,
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connect_args={"check_same_thread": False} if DATABASE_URL.startswith('sqlite') else {},
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echo=False
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)
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# 创建会话工厂
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
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def init_db():
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"""初始化数据库"""
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Base.metadata.create_all(bind=engine)
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def get_db():
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"""获取数据库会话的依赖函数"""
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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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