def cate_add(request):
if request.method == "POST":
cate_name = request.POST.get("cate_name", "")
cate_pid = int(request.POST.get("cate_pid", 0))
if cate_pid == 0:
cate = Category()
cate.cate_name = cate_name
cate.cate_pid = cate_pid
cate.cate_level = 0
# 插入
cate.save()
cate.cate_path = str(cate.id) + ','
# 更新
cate.save()
else:
# 查一下上级元素
p_cate = Category.objects.filter(id=cate_pid)
if not p_cate:
return HttpResponse("Parent Category Not Exists!!!")
# 因为一个分类顶多在表里找到一个 所以取第0个
p_cate = p_cate[0]
cate = Category()
cate.cate_name = cate_name
cate.cate_pid = cate_pid
cate.cate_level = 0
cate.save()
cate.cate_level = p_cate.cate_level + 1
cate.cate_path = p_cate.cate_path + str(cate.id) + ','
cate.save()
return HttpResponse("add successfully")
categorys = select_all_categorys()
return render(request, "cate_add.html", {
"categorys": categorys,
})
