import json
import uuid

from typing import Optional, List
from sqlalchemy.ext.asyncio import AsyncSession
from module_admin.entity.vo.common_vo import CrudResponseModel
from module_admin.entity.vo.user_vo import CurrentUserModel
from module_admin.entity.vo.dataint_vo import FccbdPageObject, SaveFccbdModel
from module_admin.entity.do.dataint_do import SysFccbd
from module_admin.dao.fccbd_dao import FccbdDao
from exceptions.exception import ServiceException, ServiceWarning
from datetime import datetime
from utils.common_util import CamelCaseUtil


class FccbdService:
    """
    智能问答服务层
    """

    @classmethod
    async def get_fccbd_list_services(cls, result_db: AsyncSession, fccbd_query: FccbdPageObject, current_user: CurrentUserModel):
        result = await FccbdDao.get_fccbd_list(result_db, fccbd_query)
        return CamelCaseUtil.transform_result(result)

    @classmethod
    async def save_fccbd(cls, result_db: AsyncSession, saveFccbdModel: SaveFccbdModel, current_user: CurrentUserModel):
        if saveFccbdModel.onum is None:
            # add
            saveFccbdModel.onum = uuid.uuid4()
            addObj = SysFccbd(**saveFccbdModel.model_dump())
            addObj.create_by = current_user.user.user_name
            addObj.create_time = datetime.now()
            addObj.update_by = current_user.user.user_name
            addObj.update_time = datetime.now()
            await FccbdDao.insert_fccbd(result_db, addObj)
        else:
            # update
            oldObj = await FccbdDao.get_fccbd_by_id(result_db, saveFccbdModel.onum)
            if oldObj is None:
                raise ServiceException(message='所改对象不存在')
            saveObj = saveFccbdModel.model_dump(exclude_unset=True)
            saveObj['update_by'] = current_user.user.user_name
            saveObj['update_time'] = datetime.now()
            await FccbdDao.update_fccbd(result_db, saveObj)
        await result_db.commit()
        return CrudResponseModel(is_success=True, message='操作成功')

    @classmethod
    async def delete_fccbd(cls, db: AsyncSession, array: List[str]):
        await FccbdDao.delete_fccbd(db, array)
        await db.commit()
        return CrudResponseModel(is_success=True, message='操作成功')