martsforever
120 lines
3.7 KiB
Python
120 lines
3.7 KiB
Python
import uuid
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from typing import List
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from fastapi import FastAPI, APIRouter, HTTPException
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from pydantic import BaseModel, Field
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from sqlmodel import select
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from app.model.BasicModel import BasicModel
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from app.utils.mysql_utils import AsyncSessionDep
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from app.utils.path_join import path_join
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def add_model_routes(app: FastAPI, clazz: type[BasicModel], route_prefix: str):
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route_prefix = '/general' + route_prefix
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router = APIRouter(prefix=route_prefix, tags=[route_prefix])
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# 分页查询参数
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class ListQuerySchema(BasicModel):
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page: int | None = Field(default=0, description="页码")
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page_size: int | None = Field(default=5, description="每页数量")
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# 单条记录查询参数
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class ItemQuerySchema(BaseModel):
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id: str = Field(description="数据的ID")
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# 新建接口参数类型
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class InsertBodySchema(BaseModel):
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row: clazz = Field(description="要新建的数据")
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# 更新接口参数类型
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class UpdateBodySchema(BaseModel):
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row: clazz = Field(description="要更新的数据")
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@router.post('/list')
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async def _list(
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session: AsyncSessionDep,
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body: ListQuerySchema = ListQuerySchema(),
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):
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"""
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获取所有用户列表
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"""
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# 构建SQL查询执行对象
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query = select(clazz).order_by(clazz.created_at.desc())
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# 计算偏移量（跳过前N条），并查询比一页多1条的记录（用于判断是否有下一页）
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query = query.offset(body.page * body.page_size).limit(body.page_size + 1)
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result = await session.execute(query)
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query_cls_list: List[clazz] = result.scalars().all()
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has_next = len(query_cls_list) == body.page_size + 1
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# 若有下一页，移除多查询的那一条记录
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if has_next:
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query_cls_list.pop()
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return {
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"list": query_cls_list,
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"has_next": has_next
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}
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@router.post('/item')
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async def _item(body: ItemQuerySchema, session: AsyncSessionDep):
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"""
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获取记录详情
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"""
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query = select(clazz).where(clazz.id == body.id)
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result = await session.execute(query)
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query_cls = result.scalars().first()
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return {"result": query_cls}
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@router.post('/insert')
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async def _insert(body: InsertBodySchema, session: AsyncSessionDep):
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"""
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插入记录
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"""
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new_obj = body.row
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if not new_obj.id:
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new_obj.id = str(uuid.uuid4())
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session.add(new_obj)
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await session.commit()
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return {"result": new_obj}
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@router.post('/update')
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async def _update(body: UpdateBodySchema, session: AsyncSessionDep):
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"""
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更新记录
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"""
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edit_obj = body.row
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query = select(clazz).where(clazz.id == edit_obj.id)
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result = await session.execute(query)
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query_cls = result.scalars().first()
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if not query_cls:
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raise HTTPException(status_code=500, detail=f"Update row with id:{edit_obj.id} not found")
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update_data_exclude_true = edit_obj.model_dump(exclude_unset=True, exclude={'id'})
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update_data_exclude_false = edit_obj.model_dump(exclude={'id'})
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print(f"update_data_exclude_true: {update_data_exclude_true}")
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print(f"update_data_exclude_false: {update_data_exclude_false}")
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update_data = edit_obj.model_dump(exclude_unset=True, exclude={'id'})
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for field, value in update_data.items():
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setattr(query_cls, field, value)
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session.add(query_cls)
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await session.commit()
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return {"result": query_cls}
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@router.post('/delete')
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async def _delete(body: clazz, session: AsyncSessionDep):
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"""
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删除记录
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"""
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query = select(clazz).where(clazz.id == body.id)
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result = await session.execute(query)
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query_cls = result.scalars().first()
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if not query_cls:
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return {"affect_row_count": 0}
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await session.delete(query_cls)
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await session.commit()
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return {"affect_row_count": 1}
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app.include_router(router)
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