day_70练习

day_70:

#api / urls:
 from django.conf.urls import url
from . import views
urlpatterns = [
    url(r'^cars/$',views.Cars.as_view())
    url(r'^cars/(?P<pk>d+)/$', views.Cars.as_view())
] 

#views:
from django.http import JsonResponse
from django.views import  View
from . import  models

class Car(View):
	 def single_get(self,pk):
        car_dic = models.Car.objects.filter(pk=pk).values('title','price','img','info').first()
        return car_dic

    def plural_get(self):
        car_query = models.Car.objects.values('title','price','img','info')
        # print(type(car_query))
        car_list = list(car_query)
        return car_list
    
	def get(self,request,*args,**kwargs):
        pk = kwargs.get("pk")

	if pk:
            car = self.single_get(pk)
            return JsonResponse({
                'status':0,
                'msg':'solo get ok',
                'car':car
            })
        else:
            car_list=self.plural_get()
            return JsonResponse({
                'status':0,
                'msg':'mute get ok',
                'car_list':car_list,
            })

	def post(self,request,*args,**kwargs):
        pk = kwargs.get("pk")
        print(pk)
        if pk:
            return JsonResponse({
                'status':0,
                'msg':'solo post ok',
            })
        else:
            return JsonResponse({
                'status':0,
                'msg':'mute post ok',
            })

	def put(self,request,*args,**kwargs):
        pk = kwargs.get("pk")
        if pk:
            return JsonResponse({
                'status':0,
                'msg':'solo put ok',
            })
        else:
            return JsonResponse({
                'status':0,
                'msg':'mute put ok',
            })

	def patch(self, request,*args, **kwargs):
        pk = kwargs.get("pk")
        if pk:
            return JsonResponse({
                'status': 0,
                'msg': 'solo patch ok',
            })
        else:
            return JsonResponse({
                'status': 0,
                'msg': 'mute patch ok',
            })

	def delete(self,request, *args, **kwargs):
        pk = kwargs.get("pk")
        if pk:
            return JsonResponse({
                'status': 0,
                'msg': 'solo delete ok',
            })
        else:
            return JsonResponse({
                'status': 0,
                'msg': 'mute delete ok',
            })

#models
class Car(models.Model):
    title = models.CharField(max_length=64)
    price = models.DecimalField(max_digits=5, decimal_places=2)
    img = models.FileField(upload_to='avatar/',default='static/img/default.jpg')
    info = models.CharField(max_length=255)