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41 lines
854 B
Python
41 lines
854 B
Python
from __future__ import annotations
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import abc
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import sqlalchemy.ext.asyncio as sqlalchemy_asyncio
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from ..core import app
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preregistered_managers: list[type[BaseDatabaseManager]] = []
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def manager_class(name: str) -> None:
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"""注册一个数据库管理类"""
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def decorator(cls: type[BaseDatabaseManager]) -> type[BaseDatabaseManager]:
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cls.name = name
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preregistered_managers.append(cls)
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return cls
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return decorator
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class BaseDatabaseManager(abc.ABC):
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"""基础数据库管理类"""
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name: str
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ap: app.Application
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engine: sqlalchemy_asyncio.AsyncEngine
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def __init__(self, ap: app.Application) -> None:
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self.ap = ap
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@abc.abstractmethod
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async def initialize(self) -> None:
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pass
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def get_engine(self) -> sqlalchemy_asyncio.AsyncEngine:
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return self.engine
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