mirror of
https://github.com/zhenxun-org/zhenxun_bot.git
synced 2025-12-15 14:22:55 +08:00
241 lines
7.5 KiB
Python
241 lines
7.5 KiB
Python
from asyncio import Semaphore
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from collections.abc import Iterable
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from typing import Any, ClassVar
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from typing_extensions import Self
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import nonebot
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from nonebot.utils import is_coroutine_callable
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from tortoise import Tortoise
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from tortoise.backends.base.client import BaseDBAsyncClient
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from tortoise.connection import connections
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from tortoise.models import Model as TortoiseModel
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from zhenxun.configs.config import BotConfig
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from zhenxun.utils.enum import DbLockType
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from zhenxun.utils.exception import HookPriorityException
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from zhenxun.utils.manager.priority_manager import PriorityLifecycle
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from .cache import CacheRoot
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from .log import logger
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SCRIPT_METHOD = []
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MODELS: list[str] = []
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driver = nonebot.get_driver()
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CACHE_FLAG = False
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@driver.on_bot_connect
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def _():
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global CACHE_FLAG
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CACHE_FLAG = True
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driver = nonebot.get_driver()
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class Model(TortoiseModel):
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"""
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自动添加模块
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Args:
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Model_: Model
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"""
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sem_data: ClassVar[dict[str, dict[str, Semaphore]]] = {}
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def __init_subclass__(cls, **kwargs):
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if cls.__module__ not in MODELS:
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MODELS.append(cls.__module__)
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if func := getattr(cls, "_run_script", None):
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SCRIPT_METHOD.append((cls.__module__, func))
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if enable_lock := getattr(cls, "enable_lock", []):
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"""创建锁"""
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cls.sem_data[cls.__module__] = {}
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for lock in enable_lock:
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cls.sem_data[cls.__module__][lock] = Semaphore(1)
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@classmethod
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def get_semaphore(cls, lock_type: DbLockType):
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return cls.sem_data.get(cls.__module__, {}).get(lock_type, None)
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@classmethod
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def get_cache_type(cls):
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return getattr(cls, "cache_type", None) if CACHE_FLAG else None
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@classmethod
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async def create(
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cls, using_db: BaseDBAsyncClient | None = None, **kwargs: Any
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) -> Self:
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return await super().create(using_db=using_db, **kwargs)
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@classmethod
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async def get_or_create(
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cls,
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defaults: dict | None = None,
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using_db: BaseDBAsyncClient | None = None,
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**kwargs: Any,
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) -> tuple[Self, bool]:
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result, is_create = await super().get_or_create(
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defaults=defaults, using_db=using_db, **kwargs
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)
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if is_create and (cache_type := cls.get_cache_type()):
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await CacheRoot.reload(cache_type)
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return (result, is_create)
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@classmethod
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async def update_or_create(
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cls,
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defaults: dict | None = None,
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using_db: BaseDBAsyncClient | None = None,
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**kwargs: Any,
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) -> tuple[Self, bool]:
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result = await super().update_or_create(
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defaults=defaults, using_db=using_db, **kwargs
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)
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if cache_type := cls.get_cache_type():
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await CacheRoot.reload(cache_type)
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return result
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@classmethod
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async def bulk_create( # type: ignore
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cls,
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objects: Iterable[Self],
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batch_size: int | None = None,
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ignore_conflicts: bool = False,
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update_fields: Iterable[str] | None = None,
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on_conflict: Iterable[str] | None = None,
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using_db: BaseDBAsyncClient | None = None,
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) -> list[Self]:
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result = await super().bulk_create(
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objects=objects,
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batch_size=batch_size,
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ignore_conflicts=ignore_conflicts,
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update_fields=update_fields,
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on_conflict=on_conflict,
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using_db=using_db,
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)
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if cache_type := cls.get_cache_type():
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await CacheRoot.reload(cache_type)
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return result
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@classmethod
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async def bulk_update( # type: ignore
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cls,
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objects: Iterable[Self],
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fields: Iterable[str],
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batch_size: int | None = None,
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using_db: BaseDBAsyncClient | None = None,
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) -> int:
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result = await super().bulk_update(
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objects=objects,
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fields=fields,
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batch_size=batch_size,
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using_db=using_db,
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)
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if cache_type := cls.get_cache_type():
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await CacheRoot.reload(cache_type)
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return result
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async def save(
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self,
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using_db: BaseDBAsyncClient | None = None,
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update_fields: Iterable[str] | None = None,
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force_create: bool = False,
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force_update: bool = False,
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):
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if getattr(self, "id", None) is None:
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sem = self.get_semaphore(DbLockType.CREATE)
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else:
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sem = self.get_semaphore(DbLockType.UPDATE)
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if sem:
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async with sem:
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await super().save(
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using_db=using_db,
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update_fields=update_fields,
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force_create=force_create,
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force_update=force_update,
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)
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else:
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await super().save(
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using_db=using_db,
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update_fields=update_fields,
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force_create=force_create,
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force_update=force_update,
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)
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if CACHE_FLAG and (cache_type := getattr(self, "cache_type", None)):
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await CacheRoot.reload(cache_type)
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async def delete(self, using_db: BaseDBAsyncClient | None = None):
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await super().delete(using_db=using_db)
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if CACHE_FLAG and (cache_type := getattr(self, "cache_type", None)):
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await CacheRoot.reload(cache_type)
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class DbUrlIsNode(HookPriorityException):
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"""
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数据库链接地址为空
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"""
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pass
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class DbConnectError(Exception):
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"""
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数据库连接错误
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"""
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pass
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@PriorityLifecycle.on_startup(priority=1)
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async def init():
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if not BotConfig.db_url:
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# raise DbUrlIsNode("数据库配置为空，请在.env.dev中配置DB_URL...")
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error = f"""
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**********************************************************************
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🌟 **************************** 配置为空 ************************* 🌟
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🚀 请打开 WebUi 进行基础配置 🚀
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🌐 配置地址：http://{driver.config.host}:{driver.config.port}/#/configure 🌐
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***********************************************************************
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***********************************************************************
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"""
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raise DbUrlIsNode("\n" + error.strip())
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try:
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await Tortoise.init(
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db_url=BotConfig.db_url,
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modules={"models": MODELS},
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timezone="Asia/Shanghai",
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)
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if SCRIPT_METHOD:
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db = Tortoise.get_connection("default")
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logger.debug(
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"即将运行SCRIPT_METHOD方法, 合计 "
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f"<u><y>{len(SCRIPT_METHOD)}</y></u> 个..."
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)
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sql_list = []
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for module, func in SCRIPT_METHOD:
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try:
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sql = await func() if is_coroutine_callable(func) else func()
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if sql:
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sql_list += sql
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except Exception as e:
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logger.debug(f"{module} 执行SCRIPT_METHOD方法出错...", e=e)
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for sql in sql_list:
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logger.debug(f"执行SQL: {sql}")
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try:
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await db.execute_query_dict(sql)
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# await TestSQL.raw(sql)
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except Exception as e:
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logger.debug(f"执行SQL: {sql} 错误...", e=e)
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if sql_list:
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logger.debug("SCRIPT_METHOD方法执行完毕!")
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await Tortoise.generate_schemas()
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logger.info("Database loaded successfully!")
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except Exception as e:
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raise DbConnectError(f"数据库连接错误... e:{e}") from e
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async def disconnect():
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await connections.close_all()
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