90 lines
3.9 KiB
Python
90 lines
3.9 KiB
Python
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import asyncio
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#from sqlalchemy import create_engine #Не async
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from sqlalchemy.orm import DeclarativeBase, sessionmaker
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from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine
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from sqlalchemy import Column, Integer, String, Boolean, select
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from pathlib import Path
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db_folder = Path(__file__).parent / "DB"
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db_folder.mkdir(parents=True, exist_ok=True)
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db_path = db_folder / "example.db"
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async_engine = create_async_engine(f"sqlite+aiosqlite:///{db_path}", echo=True)
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#sqlite+aiosqlite — тип БД + async-драйвер ///example.db — путь к файлу (три слэша, если путь относительный; четыре, если абсолютный
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#async_engine = create_async_engine( "postgresql+asyncpg://user:pass@host:5432/mydb", echo=True) #Можно указать Pgpool-II для psql или proxysql для mysql mariadb
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from passlib.context import CryptContext
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#Hash password
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pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
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def hash_password(password: str) -> str:
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return pwd_context.hash(password)
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def verify_password(plain_password: str, hashed_password: str) -> bool:
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return pwd_context.verify(plain_password, hashed_password)
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class Base(DeclarativeBase):
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pass
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AsyncSessionLocal = sessionmaker(async_engine,class_=AsyncSession, expire_on_commit=False)
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class User(Base):
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__tablename__ = "users"
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id = Column(Integer, primary_key=True, index=True)
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email = Column(String(254), unique=True, nullable=False)
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description = Column(String, nullable=False)
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activated = Column(Boolean, default=False)
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password = Column(String, nullable=False)
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async def init_db():
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async with async_engine.begin() as conn:
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await conn.run_sync(Base.metadata.create_all)
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async def create_user(user_info):
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async with AsyncSessionLocal() as session:
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new_user = User(email=user_info.email, description=user_info.description, activated=user_info.activated, password=hash_password(user_info.password))
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session.add(new_user)
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await session.commit()
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await session.refresh(new_user)
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async def get_user_by_email(email):
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async with AsyncSessionLocal() as session:
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result = await session.execute(select(User).where(User.email==email))
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user = result.scalar_one_or_none()
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return user
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async def get_all_rows():
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async with AsyncSessionLocal() as session:
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result = await session.execute(select(User))
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users = result.scalars().all()
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return users
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async def update_user(user_info):
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async with AsyncSessionLocal() as session:
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result = await session.execute(select(User).where(User.id==user_info.id))
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user = result.scalar_one_or_none()
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if user:
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user.email = user_info.email
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user.description = user_info.description
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user.activated = user_info.activated
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user.password = hash_password(user_info.password)
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await session.commit()
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async def delete_user(email):
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async with AsyncSessionLocal() as session:
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result = await session.execute(select(User).where(User.email==email))
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user = result.scalar_one_or_none()
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if user:
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await session.delete(user)
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await session.commit()
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async def login_user(user_info):
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async with AsyncSessionLocal() as session:
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result = await session.execute(select(User).where(User.email == user_info.email))
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user = result.scalar_one_or_none()
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if user and verify_password(user_info.password, user.password):
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return user
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return None
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async def reset_user(user_info):
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async with AsyncSessionLocal() as session:
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result = await session.execute(select(User).where(User.email == user_info.email))
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user = result.scalar_one_or_none()
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if user:
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user.password = hash_password(user_info.new_password)
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await session.commit()
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return user
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return None
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async def main():
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await init_db() |