def addtocart(request):
token = request.session.get('token')
response_data = {}
if token:
userid = cache.get(token)
if userid: # 已经登录
user = User.objects.get(pk=userid)
goodsid = request.GET.get('goodid')
color = request.GET.get('color')
size = request.GET.get('size')
number = request.GET.get('number')
goods = Goods.objects.get(pk=goodsid)
carts = Cart.objects.filter(user=user).filter(goods=goods)
if carts.exists():
carts1 = carts.filter(color=color).filter(size=size)
if carts1.exists():
cart = carts1.first()
cart.number = int(number) + cart.number
cart.save()
else:
cart = Cart()
cart.goods = goods
cart.user = user
cart.number = number
cart.size = size
cart.color = color
cart.save()
else:
cart = Cart()
cart.goods = goods
cart.user = user
cart.number = number
cart.size = size
cart.color = color
cart.save()
response_data['status'] = 1
response_data['msg'] = '添加 购物车成功'
return JsonResponse(response_data)
else:
response_data['status'] = -1
response_data['msg'] = '请登录后操作'
return JsonResponse(response_data)
