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后端源码/yifan.action-ai.cn/app/api/v1/module_gencode/demo/crud.py

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+# -*- coding: utf-8 -*-
+
+from collections.abc import Sequence
+from app.core.base_crud import CRUDBase
+
+from app.api.v1.module_system.auth.schema import AuthSchema
+from .model import DemoModel
+from .schema import DemoCreateSchema, DemoUpdateSchema, DemoOutSchema
+
+
+class DemoCRUD(CRUDBase[DemoModel, DemoCreateSchema, DemoUpdateSchema]):
+    """示例数据层"""
+
+    def __init__(self, auth: AuthSchema) -> None:
+        """
+        初始化CRUD数据层
+        
+        参数:
+        - auth (AuthSchema): 认证信息模型
+        """
+        super().__init__(model=DemoModel, auth=auth)
+
+    async def get_by_id_crud(self, id: int, preload: list[str] | None = None) -> DemoModel | None:
+        """
+        详情
+        
+        参数:
+        - id (int): 示例ID
+        - preload (list[str] | None): 预加载关系，未提供时使用模型默认项
+        
+        返回:
+        - DemoModel | None: 示例模型实例或None
+        """
+        return await self.get(id=id, preload=preload)
+    
+    async def list_crud(self, search: dict | None = None, order_by: list[dict] | None = None, preload: list[str] | None = None) -> Sequence[DemoModel]:
+        """
+        列表查询
+        
+        参数:
+        - search (dict | None): 查询参数
+        - order_by (list[dict] | None): 排序参数
+        - preload (list[str] | None): 预加载关系，未提供时使用模型默认项
+        
+        返回:
+        - Sequence[DemoModel]: 示例模型实例序列
+        """
+        return await self.list(search=search, order_by=order_by, preload=preload)
+    
+    async def create_crud(self, data: DemoCreateSchema) -> DemoModel | None:
+        """
+        创建
+        
+        参数:
+        - data (DemoCreateSchema): 示例创建模型
+        
+        返回:
+        - DemoModel | None: 示例模型实例或None
+        """
+        return await self.create(data=data)
+    
+    async def update_crud(self, id: int, data: DemoUpdateSchema) -> DemoModel | None:
+        """
+        更新
+        
+        参数:
+        - id (int): 示例ID
+        - data (DemoUpdateSchema): 示例更新模型
+        
+        返回:
+        - DemoModel | None: 示例模型实例或None
+        """
+        return await self.update(id=id, data=data)
+    
+    async def delete_crud(self, ids: list[int]) -> None:
+        """
+        批量删除
+        
+        参数:
+        - ids (List[int]): 示例ID列表
+        
+        返回:
+        - None
+        """
+        return await self.delete(ids=ids)
+    
+    async def set_available_crud(self, ids: list[int], status: str) -> None:
+        """
+        批量设置可用状态
+        
+        参数:
+        - ids (list[int]): 示例ID列表
+        - status (str): 可用状态
+        
+        返回:
+        - None
+        """
+        return await self.set(ids=ids, status=status)
+    
+    async def page_crud(self, offset: int, limit: int, order_by: list[dict] | None = None, search: dict | None = None, preload: list | None = None) -> dict:
+        """
+        分页查询
+        
+        参数:
+        - offset (int): 偏移量
+        - limit (int): 每页数量
+        - order_by (list[dict] | None): 排序参数
+        - search (dict | None): 查询参数
+        - preload (list | None): 预加载关系，未提供时使用模型默认项
+        
+        返回:
+        - dict: 分页数据
+        """
+        order_by_list = order_by or [{'id': 'asc'}]
+        search_dict = search or {}
+        
+        return await self.page(
+            offset=offset,
+            limit=limit,
+            order_by=order_by_list,
+            search=search_dict,
+            out_schema=DemoOutSchema,
+            preload=preload
+        )