zhenxun_bot/zhenxun/services/db_context.py
2024-08-24 19:32:52 +08:00

73 lines
2.2 KiB
Python

from nonebot.utils import is_coroutine_callable
from tortoise import Tortoise
from tortoise.connection import connections
from tortoise.models import Model as Model_
from zhenxun.configs.config import BotConfig
from zhenxun.configs.path_config import DATA_PATH
from .log import logger
SCRIPT_METHOD = []
MODELS: list[str] = []
DATABASE_SETTING_FILE = DATA_PATH / "database.json"
class Model(Model_):
"""
自动添加模块
Args:
Model_: Model
"""
def __init_subclass__(cls, **kwargs):
MODELS.append(cls.__module__)
if func := getattr(cls, "_run_script", None):
SCRIPT_METHOD.append((cls.__module__, func))
async def init():
if not BotConfig.db_url:
raise Exception(f"数据库配置为空,请在.env.dev中配置DB_URL...")
try:
await Tortoise.init(
db_url=BotConfig.db_url,
modules={"models": MODELS},
timezone="Asia/Shanghai",
)
if SCRIPT_METHOD:
db = Tortoise.get_connection("default")
logger.debug(
f"即将运行SCRIPT_METHOD方法, 合计 <u><y>{len(SCRIPT_METHOD)}</y></u> 个..."
)
sql_list = []
for module, func in SCRIPT_METHOD:
try:
if is_coroutine_callable(func):
sql = await func()
else:
sql = func()
if sql:
sql_list += sql
except Exception as e:
logger.debug(f"{module} 执行SCRIPT_METHOD方法出错...", e=e)
for sql in sql_list:
logger.debug(f"执行SQL: {sql}")
try:
await db.execute_query_dict(sql)
# await TestSQL.raw(sql)
except Exception as e:
logger.debug(f"执行SQL: {sql} 错误...", e=e)
if sql_list:
logger.debug("SCRIPT_METHOD方法执行完毕!")
await Tortoise.generate_schemas()
logger.info(f"Database loaded successfully!")
except Exception as e:
raise Exception(f"数据库连接错误... e:{e}")
async def disconnect():
await connections.close_all()