def edit(request, expedient_id=None):
if request.method == "POST":
form = ExpedientForm(request.POST)
if form.is_valid():
ExpedientService.save_from_form(form)
return get_redirect(request, expedient_id)
else:
initial_data = {"expedient_num": Expedient.objects.latest().id + 1}
if expedient_id:
expedient = get_object_or_404(Expedient, id=expedient_id)
initial_data = ExpedientService.build_initial_data(expedient)
form = ExpedientForm(initial=initial_data)
return render_to_response("expedient/edit.html", {"form": form}, context_instance=RequestContext(request))
