zhenxun_bot/zhenxun/services/db_context.py
2024-08-21 22:22:42 +08:00

107 lines
3.4 KiB
Python

import ujson as json
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 (
address,
bind,
database,
password,
port,
sql_name,
user,
)
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_ (_type_): _description_
"""
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 DATABASE_SETTING_FILE.exists():
with open(DATABASE_SETTING_FILE, "r", encoding="utf-8") as f:
setting_data = json.load(f)
else:
i_bind = bind
if not i_bind and any([user, password, address, port, database]):
i_bind = f"{sql_name}://{user}:{password}@{address}:{port}/{database}"
setting_data = {
"bind": i_bind,
"sql_name": sql_name,
"user": user,
"password": password,
"address": address,
"port": port,
"database": database,
}
with open(DATABASE_SETTING_FILE, "w", encoding="utf-8") as f:
json.dump(setting_data, f, ensure_ascii=False, indent=4)
i_bind = setting_data.get("bind")
_sql_name = setting_data.get("sql_name")
_user = setting_data.get("user")
_password = setting_data.get("password")
_address = setting_data.get("address")
_port = setting_data.get("port")
_database = setting_data.get("database")
if not i_bind and not any([_user, _password, _address, _port, _database]):
raise ValueError("\n数据库配置未填写...")
if not i_bind:
i_bind = f"{_sql_name}://{_user}:{_password}@{_address}:{_port}/{_database}"
try:
await Tortoise.init(
db_url=i_bind, 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()