def addtoCrat(request):
#session查询，查询是否登陆
user_id = request.session.get('user_id')
data = {'msg': 'ok', 'status': 200}
if user_id:
goodsid = request.GET.get('goodsid')
#联合主键查询
carts = AxfCart.objects.filter(c_user_id=user_id).filter(
c_goods_id=goodsid)
if carts.count() > 0:
cart = carts.first()
cart.c_goods_num = cart.c_goods_num + 1
else:
cart = AxfCart()
cart.c_goods_id = goodsid
cart.c_user_id = user_id
cart.save()
data['c_goods_num'] = cart.c_goods_num
return JsonResponse(data=data)
else:
data['msg'] = '未登录'
data['status'] = 201
return JsonResponse(data=data)
def subtoCart(request):
user_id = request.session.get('user_id')
data = {'msg': 'ok', 'status': 200}
if user_id:
goodsid = request.GET.get('goodis2')
carts = AxfCart.objects.filter(c_goods_id=goodsid).filter(
c_user_id=user_id)
if carts.count() > 0:
cart = carts.first()
if cart.c_goods_num > 0:
cart.c_goods_num = cart.c_goods_num - 1
else:
pass
else:
cart = AxfCart()
cart.c_goods_id = goodsid
cart.c_user_id = user_id
cart.save()
data['c_goods_num'] = cart.c_goods_num
return JsonResponse(data=data)
else:
data['status'] = 201
return JsonResponse(data=data)
def addToCart(request):
user_id = request.session.get('user_id')
data = {}
if user_id:
good_id = request.GET.get('good_id')
carts = AxfCart.objects.filter(c_goods_id=good_id)
if carts.exists():
cart = carts.first()
cart.c_goods_num = cart.c_goods_num + 1
cart.c_is_select = True
else:
cart = AxfCart()
cart.c_user_id = user_id
cart.c_goods_id = good_id
cart.save()
data['status'] = 200
data['msg'] = '添加成功'
data['c_goods_num'] = cart.c_goods_num
else:
data['status'] = 201
data['msg'] = '未登录'
return JsonResponse(data=data)
def subToCart(request):
g_id = request.GET.get('g_id')
u_id = request.session['user_id']
carts = AxfCart.objects.filter(c_goods_id=g_id).filter(c_user_id=u_id)
if carts.count() > 1:
cart = AxfCart()
cart.c_user_id = u_id
cart.c_goods_id = g_id
else:
cart = carts.first()
cart.c_goods_num = cart.c_goods_num - 1
cart.delete()
data = {'status': 200, 'msg': 'ok', 'c_goods_num': cart.c_goods_num}
return JsonResponse(data=data)
def addToCart(request):
# 获取session中的user_id
user_id = request.session.get('user_id')
data = {'msg': 'ok', 'status': 200}
# 判断是否登录
if user_id:
# 获取goodsid
goodsid = request.GET.get('goodsid')
# user_id和goodsid联合查询
carts = AxfCart.objects.filter(c_user_id=user_id).filter(
c_goods_id=goodsid)
if carts.count() > 0:
cart = carts.first()
cart.c_goods_num = cart.c_goods_num + 1
else:
cart = AxfCart()
cart.c_goods_id = goodsid
cart.c_user_id = user_id
cart.save()
data['c_goods_num'] = cart.c_goods_num
else:
data['msg'] = '未登录'
data['status'] = 201
return JsonResponse(data=data)