上传文件至「/」

database.py

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+from sqlalchemy import *
+from sqlalchemy.orm import declarative_base,sessionmaker
+
+db_url = "mysql+pymysql://root:123456@127.0.0.1:3306/ai0824?charset=utf8mb4"
+engine = create_engine(db_url)
+
+Base = declarative_base()
+Session = sessionmaker(bind=engine
+                       ,autoflush=False
+                       ,autocommit = False
+                       )
+
+def get_db():
+    db = Session()
+    try:
+        yield db
+    finally:
+        db.close()

main.py

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+from fastapi import FastAPI
+from day22.api.order_api import order_api
+
+app = FastAPI()
+
+app.include_router(order_api,tags=['订单接口'],prefix='/orders')
+
+
+if __name__ == '__main__':
+    import uvicorn
+    uvicorn.run("main:app",host='0.0.0.0',port=12345)

midlleware.py

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+from  fastapi import Response,Request
+from time import time
+
+async def fun_ip(r,n):
+    print('获取客户端的来访ip：',r.client.host)
+    if r.client.host not in ['192.168.5.18','192.168.5.6']:
+        respons = await n(r)
+        return respons
+    return Response(status_code=403,content='Not have Permission!')
+
+async def fun_time(r:Request,n):
+    start_time = time()  # 记录开始的时间
+    respons = await n(r)  # 接口执行
+    end_time = time()  # 记录结束的时间
+    sss = end_time - start_time
+    print( f'接口响应耗时：{sss}s' )
+    respons.headers["Time"] = str(sss)  # 添加到响应头里，必须是字符串
+    return respons
+

order_api.py

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+from fastapi import APIRouter,Depends,HTTPException
+from day22.schema.order_request import OrderRequest,OrderResponse
+from day22.database import get_db
+from day22.model.order_model import Order
+from day22.dao.order_dao import delete_orders_dao,add_student_dao,update_orders_dao,get_orders_dao
+
+order_api = APIRouter()
+
+
+@order_api.post('',response_model=OrderResponse)
+def add_orders(order:OrderRequest,db=Depends(get_db)):
+    d = order.model_dump()
+    r = add_student_dao( o=d,db=db )
+    if not r:
+        raise HTTPException(status_code=500,detail='服务器繁忙或用户不存在！')
+    return OrderResponse(totals=1,data=d)
+
+@order_api.put('/{id}')
+def get_orders(order:OrderRequest,id:int,db=Depends(get_db)):
+    d = order.model_dump(exclude_unset=True)
+    r = update_orders_dao( id=id,update_data=d,db=db )
+    if not r:
+        raise HTTPException(status_code=500, detail='没有更新！')
+    return {'code':200,'totals':r,'detail':'更新成功'}
+
+@order_api.get('')
+def get_orders(id:int|None = None ,order_title:str|None = None,db=Depends(get_db),page:int=1,page_size:int=10):
+    r = get_orders_dao(id,order_title,db,page,page_size )
+    if r:
+        return r
+    raise HTTPException(status_code=404,detail='订单不存在！')
+
+@order_api.delete('/{id}')
+def get_orders(id:int,db=Depends(get_db)):
+    rows = delete_orders_dao(id,db)
+    if not rows:
+        raise HTTPException(status_code=500,detail='没有删除！')
+    return {'code':200,'totals':rows,'detail':'删除成功'}
+
+# 要求：
+'''
+①把剩下的delete、get查询接口完成dao层的分层
+②新增一个user_info的表，有外键联系，oder订单表外键依赖user_info，改造一下订单post的接口，新增订单前，判断下用户的id是否存在user_info表里
+'''