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zhangtao
1dc8e4f3e2
重构代码生成模块的模板文件，统一命名规范为下划线风格 优化GenTableQueryParam查询参数类，移除不必要的字段 修复SQLite数据库支持问题，改进表结构查询逻辑 添加数据验证处理，防止空值导致的异常 改进批量生成代码时的错误处理和参数校验
93 lines
4.0 KiB
Django/Jinja
93 lines
4.0 KiB
Django/Jinja
# -*- coding:utf-8 -*-
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from typing import List, Optional
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from sqlalchemy import delete, func, select, update
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy.orm import selectinload
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from {{ package_name }}.model.{{ table_name }}_model import {{ table_name|snake_to_pascal_case }}Model
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from {{ package_name }}.schema import {{ table_name|snake_to_pascal_case }}CreateSchema, {{ table_name|snake_to_pascal_case }}UpdateSchema
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from app.core.base_crud import CRUDBase
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from app.api.v1.module_system.auth.schema import AuthSchema
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class {{ table_name|snake_to_pascal_case }}Dao(CRUDBase[{{ table_name|snake_to_pascal_case }}Model, {{ table_name|snake_to_pascal_case }}CreateSchema, {{ table_name|snake_to_pascal_case }}UpdateSchema]):
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"""
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{{ function_name }}模块数据库操作层
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"""
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def __init__(self, auth: AuthSchema) -> None:
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"""初始化CRUD"""
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super().__init__(model={{ table_name|snake_to_pascal_case }}Model, auth=auth)
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async def get_{{ table_name }}_by_id(self, db: AsyncSession, {{ table_name }}_id: int):
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"""
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根据{{ table_name }}id获取{{ function_name }}信息
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:param db: orm对象
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:param {{ table_name }}_id: {{ table_name }}id
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:return: {{ function_name }}信息对象
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"""
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{{ table_name }}_info = (
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(
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await db.execute(
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select({{ table_name|snake_to_pascal_case }}Model)
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.where({{ table_name|snake_to_pascal_case }}Model.id == {{ table_name }}_id)
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)
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)
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.scalars()
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.first()
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)
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return {{ table_name }}_info
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async def get_{{ table_name }}_list(self, db: AsyncSession, search: {{ table_name|snake_to_pascal_case }}QueryParam = None, order_by: Optional[str] = None):
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"""
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根据查询参数获取{{ function_name }}列表信息
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:param db: orm对象
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:param search: 查询参数对象
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:param order_by: 排序字段
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:return: {{ function_name }}列表信息对象
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"""
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query = select({{ table_name|snake_to_pascal_case }}Model)
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# 添加查询条件
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if search and hasattr(search, '__dict__'):
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for attr, value in search.__dict__.items():
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if value is not None and hasattr({{ table_name|snake_to_pascal_case }}Model, attr):
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if isinstance(value, tuple) and len(value) == 2:
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operator, val = value
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if operator == "like":
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query = query.where(getattr({{ table_name|snake_to_pascal_case }}Model, attr).like(f"%{val}%"))
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elif operator == "between":
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query = query.where(getattr({{ table_name|snake_to_pascal_case }}Model, attr).between(val[0], val[1]))
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else:
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query = query.where(getattr({{ table_name|snake_to_pascal_case }}Model, attr) == val)
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else:
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query = query.where(getattr({{ table_name|snake_to_pascal_case }}Model, attr) == value)
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# 添加排序
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if order_by:
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# 这里应该解析order_by参数并应用排序
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query = query.order_by({{ table_name|snake_to_pascal_case }}Model.created_at.desc())
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else:
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query = query.order_by({{ table_name|snake_to_pascal_case }}Model.id.desc())
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# 执行查询
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result = await db.execute(query)
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all_data = list(result.scalars().all())
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return all_data
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async def delete(self, db: AsyncSession, ids: List[int]) -> int:
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"""
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删除{{ function_name }}信息
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:param db: orm对象
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:param ids: {{ function_name }}id列表
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:return: 删除的记录数
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"""
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result = await db.execute(
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delete({{ table_name|snake_to_pascal_case }}Model).where({{ table_name|snake_to_pascal_case }}Model.id.in_(ids))
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)
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return result.rowcount |