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测试3...

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wolin_chenyulin001
2026-09-19 15:29:46 +08:00
parent 1efaf9ec68
commit 7e66936192
14 changed files with 199 additions and 9 deletions
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api/__init__.py
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api/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
'''
dao/__init__.py
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dao/order_dao.py
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from day22.model.order_model import Order,User
def add_student_dao(o,db):
try:
r = db.query(User).filter(User.id == o['userid']).all()
if r:
o1 = Order( **o) # 将字典解析成键值对关键字参数输入 title = xxx, userid = XXX
db.add(o1)
else:
raise ValueError
except:
db.rollback()
return False
else:
db.commit()
return True
def update_orders_dao(id,update_data,db):
try: # 数据更新是有返回值的，返回的是影响的行数
rows = db.query( Order ).filter( Order.id == id ).update( update_data )
except:
db.rollback()
return False
else:
db.commit()
return rows
def get_orders_dao(id,order_title,db,page,page_size):
q = db.query(Order)
if id:
q = q.filter( Order.id == id )
if order_title:
q = q.filter( Order.title == order_title )
r = q.offset( (page-1)*page_size ).limit( page_size ).all()
if r:
return [{"order_id": i.id, 'order_title': i.title, "user_id": i.userid, "create_date": i.create_date,
"update_date": i.update_date} for i in r]
def delete_orders_dao(id,db):
try: # 删除有返回值，删除的行数
rows = db.query(Order).filter(Order.id == id).delete()
except:
db.rollback()
rows = 0
else:
db.commit()
finally:
return rows
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
model/__init__.py
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model/order_model.py
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from day22.database import DATETIME,Base,Column,Integer,String
from datetime import datetime
class Order(Base): # python里的表名字
__tablename__ = 'order_info_detail' # 实际数据库的表名字
id = Column( Integer # 声明字段的数据类型
, primary_key=True # 声明是主键
, autoincrement=True # 声明是自增主键
, comment='订单编号，自增主键' # 注释
)
title = Column( String(50) # 对应数据库的varchar类型
,nullable=False # 不允许为null
)
userid = Column( Integer
# ,ForeignKey('user_info_detail.id')
,nullable=False ) # 外键约束
create_date = Column(DATETIME
, default=datetime.now # 默认值是当前时间
)
update_date = Column(DATETIME
, default=datetime.now # 首次创建的时间跟更新时间一致
, onupdate=datetime.now
)
class User(Base): # python里的表名字
__tablename__ = 'user_info_detail' # 实际数据库的表名字
id = Column( Integer # 声明字段的数据类型
, primary_key=True # 声明是主键
, autoincrement=True # 声明是自增主键
, comment='用户编号，自增主键' # 注释
)
usernmae = Column( String(50) # 对应数据库的varchar类型
,nullable=False # 不允许为null
,comment='用户名'
)
create_date = Column(DATETIME
, default=datetime.now # 默认值是当前时间
)
update_date = Column(DATETIME
, default=datetime.now # 首次创建的时间跟更新时间一致
, onupdate=datetime.now
)
schema/__init__.py
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schema/order_request.py
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from pydantic import BaseModel
# 定义创建订单的请求体模型
class OrderRequest(BaseModel):
title:str|None = None
userid:int|None =None
class OrderResponse(BaseModel):
code:int = 200
detail:str = 'OK'
totals:int = 0
data:str|dict|tuple|list
test.py
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'''DSFDSFSDFAFASDF'''
11111
2222
333
44
55
66
test222.py
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22222
test3.py
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333