init

app/crud/__init__.py

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+#!/usr/bin/env python3
+# -*- coding:utf-8 -*-

app/crud/base.py

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+#!/usr/bin/env python3
+# -*- coding:utf-8 -*-
+
+from typing import Any, Dict, Generic, List, Optional, Type, TypeVar, Union
+
+from loguru import logger
+from pydantic import BaseModel
+from sqlalchemy import select
+from sqlalchemy.orm import Session
+from sqlalchemy.sql import Select
+
+from app.db.base import Base
+
+ModelType = TypeVar("ModelType", bound=Base)
+CreateSchemaType = TypeVar("CreateSchemaType", bound=BaseModel)
+UpdateSchemaType = TypeVar("UpdateSchemaType", bound=BaseModel)
+
+
+class CRUDBase(Generic[ModelType, CreateSchemaType, UpdateSchemaType]):
+    def __init__(self, model: Type[ModelType]):
+        """
+        CRUD object with default methods to Create, Read, Update, Delete (CRUD).
+
+        **Parameters**
+
+        * `model`: A SQLAlchemy model class
+        * `schema`: A Pydantic model (schema) class
+        """
+        self.model = model
+
+    def get(self, db: Session, id: Any) -> Optional[ModelType]:
+        return db.query(self.model).filter(self.model.id == id).first()
+
+    def page_query(self) -> Select:
+        return select(self.model)
+
+    def get_multi(
+            self, db: Session, *, skip: int = 0, limit: int = 100
+    ) -> List[ModelType]:
+        return db.query(self.model).offset(skip).limit(limit).all()
+
+    def get_multi_query(self) -> Select:
+        return select(self.model)
+
+    def create(self, db: Session, *, obj_in: CreateSchemaType) -> ModelType:
+        obj_in_data = obj_in.model_dump()
+        logger.debug(f"{obj_in_data=}")
+        db_obj = self.model(**obj_in_data)  # type: ignore
+        db.add(db_obj)
+        db.commit()
+        db.refresh(db_obj)
+        logger.debug(f"created {self.model.__name__}: {db_obj.id=}")
+        return db_obj
+
+    def update(
+            self,
+            db: Session,
+            *,
+            db_obj: ModelType,
+            obj_in: Union[UpdateSchemaType, Dict[str, Any]]
+    ) -> ModelType:
+        obj_data = obj_in.model_dump()
+        if isinstance(obj_in, dict):
+            update_data = obj_in
+        else:
+            update_data = obj_in.model_dump(exclude_unset=True)
+        for field in obj_data:
+            if field in update_data:
+                setattr(db_obj, field, update_data[field])
+        db.add(db_obj)
+        db.commit()
+        db.refresh(db_obj)
+        return db_obj
+
+    def remove(self, db: Session, *, id: int) -> ModelType:
+        obj = db.query(self.model).get(id)
+        db.delete(obj)
+        db.commit()
+        return obj
+
+    def get_by_ids(self, db: Session, ids: list[int]):
+        return db.query(self.model).filter(self.model.id.in_(ids)).all()

app/crud/form_crud.py

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+#!/usr/bin/env python3
+# -*- coding:utf-8 -*-
+
+from sqlalchemy import and_, func
+from sqlalchemy.orm import Session
+
+from app.models.form import Form
+from app.schemas import FormCreate, FormUpdate
+from app.crud.base import CRUDBase
+
+
+class CRUDForm(CRUDBase[Form, FormUpdate, FormCreate]):
+    def get_last_bench(self, db: Session, num: int = 10):
+        # 创建子查询，获取每个不同的name的最大id
+        subquery = (
+            db.query(self.model.name, func.max(self.model.id).label('max_id'))
+            .group_by(self.model.name)
+            .subquery()
+        )
+
+        # 主查询，与子查询连接，获取每个name的最后一条数据
+        results = (
+            db.query(self.model)
+            .join(subquery, and_(self.model.id == subquery.c.max_id))
+            .all()
+        )
+        return results
+
+
+form = CRUDForm(Form)

app/crud/result_crud.py

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+#!/usr/bin/env python3
+# -*- coding:utf-8 -*-
+from sqlalchemy.orm import Session
+
+from app.models.result import Result
+from app.schemas import ResultCreate, ResultUpdate
+from app.crud.base import CRUDBase
+
+
+class CRUDResult(CRUDBase[Result, ResultUpdate, ResultCreate]):
+    def get_by_uuid(self, db: Session, uuid: str) -> Result:
+        return db.query(self.model).filter(self.model.uuid == uuid).all()
+
+
+result = CRUDResult(Result)