avancé de dev

polls/views.py

@@ -1,10 +1,44 @@
 from django.shortcuts import get_object_or_404, render
 from django.http import Http404
-from django.http import HttpResponse
+from django.http import HttpResponse, HttpResponseRedirect
+from django.urls import reverse
+from django.views import generic
 
 
 from polls.models import *
 
+class IndexView(generic.ListView):
+    template_name = 'polls/index.html'
+    context_object_name = 'latest_question_list'
+    def get_queryset(self):
+        return Question.objects.order_by('-pub_date')[:5]
+
+class DetailView(generic.DetailView):
+    model = Question
+    template_name = 'polls/detail.html'
+
+class ResultsView(generic.DetailView):
+    model = Question
+    template_name = 'polls/results.html'
+
+def vote(request, question_id):
+    question = get_object_or_404(Question, pk=question_id)
+    try:
+        selected_choice = question.choice_set.get(pk=request.POST['choice'])
+    except (KeyError, Choice.DoesNotExist):
+        # Redisplay the question voting form.
+        return render(request, 'polls/detail.html', {
+            'question': question,
+            'error_message': "You didn't select a choice.",
+        })
+    else:
+        selected_choice.votes += 1
+        selected_choice.save()
+        # Always return an HttpResponseRedirect after successfully dealing
+        # with POST data. This prevents data from being posted twice if a
+        # user hits the Back button.
+        return HttpResponseRedirect(reverse('polls:results', args=(question.id,)))
+'''
 def index(request):
     latest_question_list = Question.objects.order_by("-pub_date")[:5]
     
@@ -22,5 +56,11 @@ def results(request, question_id):
    response = "You're looking at the results of question %s."
    return HttpResponse(response % question_id)
 
-def vote(request, question_id):
-    return HttpResponse("Tu réponds à la question %s." % question_id)
+
+def results(request, question_id):
+    question = get_object_or_404(Question, pk=question_id)
+    return render(request, 'polls/results.html', {'question': question})
+    
+
+
+'''