def sub_to_cart(request):
goodsid = request.GET.get('goodsid')
# user_id = request.GET.get('user_id')
# if user_id:
# return HttpResponse("Add Success")
# else:
#
# data = {
# 'status': 302,
# 'msg': 'not login'
# }
#
# return JsonResponse(data)
# print(Cart.c_user)
# print(Cart.c_goods_id)
# print(request.user)
# print(goodsid)
carts=Cart.objects.filter(c_user=request.user).filter(c_goods_id=goodsid)
if carts.exists():
cart_obj = carts.first()
cart_obj.c_goods_num=cart_obj.c_goods_num-1
else:
cart_obj = Cart()
cart_obj.c_goods_id = goodsid
cart_obj.c_user = request.user
cart_obj.save()
data = {
'status': 200,
'msg': 'sub success',
'c_goods_num': cart_obj.c_goods_num
}
return JsonResponse(data=data)
def add_to_cart(request):
user_id = request.session.get('user_id')
user = get_user_by_id(user_id)
data = {}
if not user:
# 重定向
data['status'] = '302'
data['msg'] = 'not login'
else:
goods_id = request.GET.get("goodsid")
carts = Cart.objects.filter(c_user=user).filter(c_goods_id=goods_id)
if carts:
# 商品已存在时（数量不为0）
cart_obj = carts[0]
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
cart_obj.save()
else:
# 商品不存在
cart_obj = Cart()
cart_obj.c_goods_id = goods_id
cart_obj.c_user_id = user_id
cart_obj.save()
data['msg'] = 'add success'
data['status'] = '200'
data['cart_goods_num'] = cart_obj.c_goods_num
return JsonResponse(data)
def add_to_cart(request):
# 获取前端传来的商品id
goodsid = request.GET.get('goodsid')
# 去购物车表里查看请求的用户 在筛选出当前添加的goodsid
carts = Cart.objects.filter(c_user=request.user).filter(c_goods_id=goodsid)
# print(carts)
# print(type(carts))
# print(carts.values())
# 判断上一步筛选出来是否有数据 如果有取出来(上一步的筛选只能筛出一条数据) 并且将数量加1
if carts.exists():
cart_obj = carts.first()
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
# 如果筛选出来没有数据 则把这条数据添加到购物车表 因为模型中c_goods_num默认是1 c_is_select默认是选中 所以这里存的时候不写也可以
else:
cart_obj = Cart()
cart_obj.c_goods_id = goodsid
cart_obj.c_user = request.user
cart_obj.save()
# print(request.user)
data = {
'status': 200,
'msg': 'add success',
'c_goods_num': cart_obj.c_goods_num
}
return JsonResponse(data=data)
def add_to_cart(request):
goodsid = request.GET.get('goodsid')
user_id = request.user.id
carts = Cart.objects.filter(c_user=request.user).filter(c_goods_id=goodsid)
if carts.exists():
cart_obj = carts.first()
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
else:
cart_obj = Cart()
cart_obj.c_goods_id = goodsid
cart_obj.c_user = request.user
cart_obj.save()
print(request.user)
data = {
'status': 200,
'mgs': 'add success',
'c_goods_num': cart_obj.c_goods_num,
'total_price': get_total_price(user_id),
}
return JsonResponse(data=data)
def add_to_cart(request):
user_id = request.session.get('user_id')
user = get_user_by_id(user_id)
data = {}
if not user:
# 重定向
data['status'] = "902"
data['msg'] = "not login"
else:
goods_id = request.GET.get("goodsid")
carts = Cart.objects.filter(c_user=user).filter(c_goods_id=goods_id)
if carts.exists():
cart_obj = carts.first()
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
cart_obj.save()
else:
cart_obj = Cart()
cart_obj.c_goods_id = goods_id
cart_obj.c_user_id = user_id
cart_obj.save()
data['msg'] = 'add success'
data['status'] = "201"
data['cart_goods_num'] = cart_obj.c_goods_num
return JsonResponse(data)
def add_to_cart(request):
goodsid = request.GET.get('goodsid')
carts = Cart.objects.filter(c_user=request.user).filter(c_goods_id=goodsid)
if carts.exists():
cart_obj = carts.first()
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
else:
cart_obj = Cart()
cart_obj.c_user = request.user
cart_obj.c_goods_id = goodsid
cart_obj.save()
data = {
"status": 200,
"msg": "add success",
"c_goods_num": cart_obj.c_goods_num
}
return JsonResponse(data=data)
def add_to_cart(request):
goodsid = request.GET.get('goodsid')
user_id = request.session.get("user_id")
carts = Cart.objects.filter(c_user_id=user_id).filter(c_goods_id=goodsid)
if carts.exists():
cart_obj = carts.first()
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
else:
cart_obj = Cart()
cart_obj.c_user_id = user_id
cart_obj.c_goods_id = goodsid
cart_obj.save()
data = {
'status': 200,
'msg': 'add succcess',
'c_goods_num': cart_obj.c_goods_num,
}
return JsonResponse(data)
def sub_to_cart(request):
goodsid = request.GET.get('goodsid')
carts = Cart.objects.filter(c_user=request.user).filter(c_goods_id=goodsid)
if carts.exists():
cart_obj = carts.first()
if cart_obj.c_goods_num > 0:
cart_obj.c_goods_num = cart_obj.c_goods_num - 1
else:
cart_obj = Cart()
cart_obj.c_goods_id = goodsid
cart_obj.c_user = request.user
cart_obj.save()
data = {
'status': 200,
'msg': 'sub_success',
'c_goods_num': cart_obj.c_goods_num
}
return JsonResponse(data=data)
def create(self, request, *args, **kwargs):
goodid = request.POST.get('c_goods_id')
carts = Cart.objects.filter(c_user_id=request.user.id).filter(
c_goods_id=goodid)
action = request.GET.get('action')
if carts.exists():
cart_obj = carts.first()
data = {
'status': 200,
'msg': 'success',
'goods_num': cart_obj.c_goods_num
}
if action == 'add':
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
elif action == 'sub' and cart_obj.c_goods_num > 0:
cart_obj.c_goods_num = cart_obj.c_goods_num - 1
elif cart_obj.c_goods_num == 0:
data['goods_num'] = 0
else:
raise exceptions.ParseError
data['goods_num'] = cart_obj.c_goods_num
cart_obj.save()
else:
data = {
'status': 200,
'msg': 'success',
}
if action == 'sub':
data['msg'] = '购物车无该商品'
elif action == 'add':
cart_obj = Cart()
cart_obj.c_user_id = request.user.id
cart_obj.c_goods_id = goodid
data['goods_num'] = 1
cart_obj.save()
else:
raise exceptions.ParseError
return JsonResponse(data=data)
def add_to_cart(request):
goodsid=request.GET.get('goodsid')
user=request.user
carts=Cart.objects.filter(c_goods_id=goodsid).filter(c_user=request.user)
if carts:
cart=carts.first()
cart.c_goods_num=cart.c_goods_num+1
else:
cart=Cart()
cart.c_user=request.user
# good=Goods.objects.get(goodsid=goodsid)
# cart.c_goods=good
cart.c_goods_id=goodsid
cart.c_goods_num=1
cart.save()
data={
'status':200,
'msg':'添加成功',
'c_good_num':cart.c_goods_num,
'total_price': get_total_price(request.user),
}
return JsonResponse(data)
def addtocart(request):
# from market.js
goodsid = request.GET.get('goodsid')
# AOP middleware
# request.user saved in 'LoginMiddleware'
carts = Cart.objects.filter(c_user=request.user).filter(c_goods_id=goodsid)
if carts.exists():
cart_obj = carts.first()
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
else:
cart_obj = Cart()
cart_obj.c_user = request.user
cart_obj.c_goods_id = goodsid
cart_obj.save()
data = {
'status': 200,
'msg': 'updated cart',
'c_goods_num': cart_obj.c_goods_num,
}
return JsonResponse(data=data)
def add_to_cart(request):
user_id = request.session.get('user_id')
user = get_user_by_id(user_id)
# ##
cartid = request.GET.get("cartid")
data = {}
if not user:
# 重定向
data['status'] = "902"
data['msg'] = "not login"
else:
# goods_id = request.GET.get("goodsid")
goods_id = request.GET.get("goodsid") or Cart.objects.get(
pk=cartid).c_goods_id
carts = Cart.objects.filter(c_user=user).filter(c_goods_id=goods_id)
if carts.exists():
cart_obj = carts.first()
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
cart_obj.save()
else:
cart_obj = Cart()
cart_obj.c_goods_id = goods_id
cart_obj.c_user_id = user_id
cart_obj.save()
data['msg'] = 'add success'
data['status'] = "200"
data['c_goods_num'] = cart_obj.c_goods_num
data["total_price"] = get_total_price(request.session.get("user_id"))
return JsonResponse(data)
def get(self, request, *args, **kwargs):
action = request.query_params.get("action")
data = {}
if action == "add_to_cart":
goodsid = request.query_params.get("goodsid")
carts = Cart.objects.filter(c_user=request.user).filter(
c_goods_id=goodsid)
if carts.exists():
cart_obj = carts.first()
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
else:
cart_obj = Cart()
cart_obj.c_goods_id = goodsid
cart_obj.c_user = request.user
cart_obj.save()
data = {
'status': 200,
'msg': 'add success',
'c_goods_num': cart_obj.c_goods_num
}
elif action == "change_cart_status":
cart_id = request.GET.get('cartid')
cart_obj = Cart.objects.get(pk=cart_id)
cart_obj.c_is_select = not cart_obj.c_is_select
cart_obj.save()
is_all_select = not Cart.objects.filter(
c_user=request.user).filter(c_is_select=False).exists()
data = {
'status': 200,
'msg': 'change ok',
'c_is_select': cart_obj.c_is_select,
'is_all_select': is_all_select,
'total_price': get_total_price(self.request)
}
return Response(data)
elif action == "add_shopping":
cartid = request.GET.get("cartid")
cart_obj = Cart.objects.get(pk=cartid)
data = {
'status': 200,
'msg': 'ok',
}
cart_obj.c_goods_num = cart_obj.c_goods_num + 1
cart_obj.save()
data['c_goods_num'] = cart_obj.c_goods_num
data['total_price'] = get_total_price(self.request)
return Response(data)
elif action == "sub_shopping":
cartid = request.GET.get("cartid")
cart_obj = Cart.objects.get(pk=cartid)
data = {
'status': 200,
'msg': 'ok',
}
if cart_obj.c_goods_num > 1:
cart_obj.c_goods_num = cart_obj.c_goods_num - 1
cart_obj.save()
data['c_goods_num'] = cart_obj.c_goods_num
else:
cart_obj.delete()
data['c_goods_num'] = 0
data['total_price'] = get_total_price(self.request)
return Response(data)
elif action == "all_select":
cart_list = request.GET.get('cart_list')
cart_list = cart_list.split("#")
carts = Cart.objects.filter(id__in=cart_list)
for cart_obj in carts:
cart_obj.c_is_select = not cart_obj.c_is_select
cart_obj.save()
data = {
'status': 200,
'msg': 'ok',
'total_price': get_total_price(self.request)
}
elif action == "all":
carts = Cart.objects.filter(c_user=request.user)
is_all_select = not carts.filter(c_is_select=False).exists()
data = {
'status': 200,
'msg': 'ok',
"data": {
'title': '购物车',
'is_all_select': is_all_select,
'total_price': get_total_price(self.request),
'carts': CartSerializer(carts, many=True).data,
}
}
return Response(data)
else:
data["status"] = status.HTTP_400_BAD_REQUEST
data["msg"] = "错误的参数"
return Response(data)
