51 lines
1.8 KiB
Python
51 lines
1.8 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# @version : 1.0
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# @Creaet Time : 2021/10/18 22:18
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# @File : crud.py
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# @IDE : PyCharm
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# @desc : 数据库 增删改查操作
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# sqlalchemy 查询操作：https://segmentfault.com/a/1190000016767008
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# sqlalchemy 关联查询：https://www.jianshu.com/p/dfad7c08c57a
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# sqlalchemy 关联查询详细：https://blog.csdn.net/u012324798/article/details/103940527
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from typing import List
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from . import models, schemas
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from core.crud import DalBase
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class DictTypeDal(DalBase):
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def __init__(self, db: AsyncSession):
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super(DictTypeDal, self).__init__(db, models.VadminDictType, schemas.DictTypeSimpleOut)
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async def get_dicts_details(self, dict_types: List[str]) -> dict:
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"""
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获取多个字典类型下的字典元素列表
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"""
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data = {}
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for dict_type in dict_types:
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dict_data = await DictTypeDal(self.db).\
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get_data(dict_type=dict_type, return_none=True, options=[self.model.details])
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if not dict_data:
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data[dict_type] = []
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continue
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else:
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data[dict_type] = [schemas.DictDetailsSimpleOut.from_orm(i).dict() for i in dict_data.details]
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return data
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async def get_select_datas(self):
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"""获取选择数据，全部数据"""
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sql = select(self.model)
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queryset = await self.db.execute(sql)
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return [schemas.DictTypeSelectOut.from_orm(i).dict() for i in queryset.scalars().all()]
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class DictDetailsDal(DalBase):
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def __init__(self, db: AsyncSession):
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super(DictDetailsDal, self).__init__(db, models.VadminDictDetails, schemas.DictDetailsSimpleOut)
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