arrowcounter/counter/views.py

100 lines
2.9 KiB
Python

from django.shortcuts import render
from django.http import HttpResponse, JsonResponse
from django.views import generic
from django.template import loader
from django.urls import reverse_lazy
from .models import ArrowCount
from .forms import ArrowCountForm
from django.contrib.auth.decorators import login_required
from django.conf import settings
from django.core.exceptions import SuspiciousOperation
from django.utils.translation import gettext as _
def index(request):
template = loader.get_template('index.html')
return HttpResponse(template.render({}, request))
@login_required
def arrow_count_list(request):
page = request.GET.get('page')
if not page:
page = 1
else:
page = int(page)
if page <= 0:
raise SuspiciousOperation(_("page is negative or 0"))
start = settings.ITEMS_PER_PAGE * (page - 1)
finish = settings.ITEMS_PER_PAGE + start
counts = ArrowCount.objects.order_by('-date') \
.filter(user = request.user)[start:finish]
template = loader.get_template('counter/list.html')
return HttpResponse(template.render({'counts': counts}, request))
class NewArrowCount(generic.CreateView):
form_class = ArrowCountForm
success_url = reverse_lazy('count_list')
template_name = 'counter/new.html'
def form_valid(self, form):
form.instance.user = self.request.user
return super().form_valid(form)
class EditArrowCount(generic.UpdateView):
form_class = ArrowCountForm
success_url = reverse_lazy('count_list')
template_name = 'counter/edit.html'
def get_object(self, queryset=None):
obj = ArrowCount.objects.get(id=self.kwargs['id'])
return obj
def get(self, request, *args, **kwargs):
super().get(self, request, *args, **kwargs)
context_data = self.get_context_data()
context_data.update(ac_id=self.kwargs['id'])
return self.render_to_response(context_data)
class DeleteArrowCount(generic.DeleteView):
model = ArrowCount
success_url = reverse_lazy('count_list')
def get_object(self, queryset=None):
obj = ArrowCount.objects.get(id=self.kwargs['id'])
return obj
@login_required
def arrow_count_update_ajax(request, ac_id):
try:
count = int(request.POST.get("count", None))
except ValueError:
return JsonResponse({
'success': False,
'error': _('count is not a number')
})
if count == None or count < 0:
return JsonResponse({
'success': False,
'error': _('count is negative or 0')
})
arrow_count = ArrowCount.objects.filter(
id=ac_id, user=request.user)[0]
if arrow_count == None:
return JsonResponse({
'success': False,
'error': _('ArrowCount instance not found or from different user')
})
arrow_count.count = count
arrow_count.save()
return JsonResponse({
'success': True,
'count': arrow_count.count
})