简单django

# models
from django.db import models
from django.contrib.auth.models import AbstractUser

class User(AbstractUser):
    class Meta:
        db_table = 'tb_user'

class Hospital(models.Model):
    user = models.ForeignKey(User,on_delete=models.CASCADE)
    name = models.CharField(max_length=10)

class People(models.Model):
    name = models.CharField(max_length=10)
    age = models.IntegerField()
    dt = models.DateTimeField(auto_now_add=True)
    cate = models.ForeignKey(Hospital,on_delete=models.CASCADE)
    num = models.IntegerField(default=0)
# 序列化器

from app.models import *
from rest_framework.serializers import SerializerMethodField,ModelSerializer

class Userser(ModelSerializer):
    class Meta:
        model = User
        fields = '__all__'
        
class Hospitalser(ModelSerializer):
    class Meta:
        model = Hospital
        fields = '__all__'
        
class Peopleser(ModelSerializer):
    class Meta:
        model = People
        fields = '__all__'
# 视图

from django.shortcuts import render
from app.sers import *
from rest_framework.response import Response
from rest_framework.views import APIView
from rest_framework.generics import ListAPIView,ListCreateAPIView
from rest_framework_jwt.utils import jwt_encode_handler,jwt_payload_handler
from django.contrib.auth import authenticate
# Create your views here.
# 医院注册:
class Useradd(APIView):
    def post(self,request):
        username = request.data.get('username')
        password = request.data.get('password')

        if not all([username,password]):
            return Response({'msg':'缺少必要参数'})
        User.objects.create_user(username=username,password=password)
        return Response({'msg':'ok'})
# 医院列表
class Userlist(ListAPIView):
    queryset = User.objects.all()
    serializer_class = Userser
# 科室添加,展示
class HospitalListCreate(ListCreateAPIView):
    queryset = Hospital.objects.all()
    serializer_class = Hospitalser
# 病人的添加和展示:
class Peoplelistcreate(ListCreateAPIView):
    queryset = People.objects.all()
    serializer_class = Peopleser
# 详情页面:
class Peoplexq(APIView):
    def get(self,request,pk):
        people = People.objects.get(id=pk)
        people.num += 1
        people.save()
        ser = Peopleser(people)
        return Response(ser.data)