python .\manage.py runserver 8888

¬父级目录∨：
    urls.py
    views.py
    ¬dao文件夹∨：
        UserDao.py
        OrderDao.py
        Shopping_cartDao.py
        GoodDao.py
        CommentDao.py
        Mini_Shopping_cartDao.py
    ¬entity文件夹∨：
        User.py
        Order.py
        Shopping_cart.py
        Good.py
        Comment.py
        Mini_Shopping_cart.py

from entity.User import User

from dao.UserDao import UserDaoImpl

from django.http import HttpResponse, JsonResponse
from django.shortcuts import render
# 服务层
from .service.UserService import UserService

# Create your views here.

def index(request):
   return HttpResponse('欢迎测试')

# 登录API
def login(request):
   username = request.POST.get('username')
   password = request.POST.get('password')
   
   return JsonResponse(UserService().login(username,password))

# app/urls.py
from django.urls import path
from . import views

urlpatterns = [
   path("", views.index, name="index"),
   path("login", views.login, name="login")
]

def login (self,username:str,password:str):
        '''通过用户ID查询用户信息
            @param 用户名,
            @param 密码,
            @return {User+Meta} 字典数据'''
        user_id = UserDaoImpl().selectByNamePWD(username,password)
        data = UserDaoImpl().selectByID(user_id)

        meta = Meta("登录成功",200)
        
        response = { 
            'data': data,
            'meta': meta
        }

        json_str = json.dumps(response, default=lambda o: o.__json__() if isinstance(o, (User, Meta)) else None, ensure_ascii=False)
        
        print(json_str)
         
        return (json_str)

def login(request):

    username = request.GET.get('username')
    password = request.GET.get('password')
    print(request.body)
    
    # print("=============================")
    # concat = request.POST
    # postBody = request.body
    # print(concat)
    # print(type(postBody))
    # print(postBody)
    # json_result = json.loads(postBody)
    # print(json_result)

    return HttpResponse(UserService().login(username,password),content_type="application/json")

import os
# 15 上传用户头像 http://127.0.0.1:8888/static/picture/xXxX.jpg
def UserPicture(request):
    if request.method == 'POST':
        fileName = request.FILES.get('file').name
        # 当前脚本的绝对路径
        BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
        upload_path = BASE_DIR + '/static/picture/'+fileName
        
        fileData = request.FILES.get('file').read()
        with open(upload_path, "wb+") as f:
            f.write(fileData)

    # do something else with the image if needed
    response = {
    'img': "http://127.0.0.1:8888/static/picture/"+fileName
    }
    json_str = json.dumps(response, default=lambda o: o.__json__() if isinstance(o, (str)) else None, ensure_ascii=False)
    return HttpResponse(json_str,content_type="application/json")
    ```