def updataCart(request):
goodsid = request.GET.get('goodsid')
number = int(request.GET.get('num'))
operating = request.GET.get('operating')
# print('###########################')
# print('###########################')
# print(goodsid)
# print(number)
# print(operating)
# print('###########################')
# print('###########################')
token = request.session.get('token')
responseData = {
'msg': '',
'status': ''
}
if token: # 登录
user = User.objects.get(token=token)
commodity = Commodity.objects.get(pk=goodsid)
# print('###########################')
# print(commodity.product)
# print('###########################')
carts = Cart.objects.filter(commodity=commodity).filter(user=user)
# print('###########################')
# print('###########################')
# print(carts)
# print('###########################')
# print('###########################')
if carts.exists():
cart = carts.first()
# print('###########################')
# print('###########################')
# print(cart.commodity.img_l)
# print('###########################')
# print('###########################')
if operating == '+':
cart.number = cart.number + 1
cart.save()
elif operating == '-':
cart.number = cart.number - 1
cart.save()
else:
cart.delete()
responseData['msg'] = '添加购物车成功'
responseData['status'] = '1'
responseData['number'] = cart.number
return JsonResponse(responseData)
else:
cart = Cart()
cart.user = user
cart.commodity = commodity
cart.number = number
cart.save()
responseData['msg'] = '添加购物车成功'
responseData['status'] = '1'
responseData['number'] = cart.number
return JsonResponse(responseData)
else: # 未登录
# ajax请求操作 是重定向不了的
# return redirect('axf:login')
responseData['msg'] = '请登录后操作'
responseData['status'] = '-1'
return JsonResponse(responseData)
