scheduleSon/backend/database.py

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from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession, async_sessionmaker
from sqlalchemy.orm import declarative_base, sessionmaker
from sqlalchemy import Column, Integer, String, DateTime, Boolean, Text
import os
Base = declarative_base()
DATABASE_URL = os.getenv("DATABASE_PATH", "data/schedule.db")
# SQLite через aiosqlite требует sqlite+aiosqlite:///
DATABASE_URL_ASYNC = f"sqlite+aiosqlite:///{DATABASE_URL}"
engine = create_async_engine(DATABASE_URL_ASYNC, echo=False)
AsyncSessionLocal = async_sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)
class Task(Base):
__tablename__ = "tasks"
id = Column(Integer, primary_key=True, index=True)
date = Column(String, index=True) # YYYY-MM-DD
title = Column(String, nullable=False)
repeat_weekly = Column(Boolean, default=False)
weekday = Column(Integer) # 0=Monday, 6=Sunday, только для weekly tasks
class Event(Base):
__tablename__ = "events"
id = Column(Integer, primary_key=True, index=True)
date = Column(String, index=True) # YYYY-MM-DD
start_time = Column(String) # HH:MM
duration_min = Column(Integer, nullable=False)
title = Column(String, nullable=False)
class WeeklyTaskException(Base):
__tablename__ = "weekly_task_exceptions"
id = Column(Integer, primary_key=True, index=True)
weekday = Column(Integer, nullable=False) # 0=Monday, 6=Sunday
date = Column(String, nullable=False) # YYYY-MM-DD
action = Column(String, nullable=False) # "delete" или "replace"
replacement_title = Column(String) # для action="replace"
class TelegramUser(Base):
__tablename__ = "telegram_users"
id = Column(Integer, primary_key=True, index=True)
chat_id = Column(String, unique=True, nullable=False, index=True)
async def init_db():
async with engine.begin() as conn:
await conn.run_sync(Base.metadata.create_all)
async def get_db():
async with AsyncSessionLocal() as session:
try:
yield session
finally:
await session.close()