mirror of
https://github.com/Sosokker/ku-polls.git
synced 2025-12-18 21:14:05 +01:00
98 lines
2.9 KiB
Python
98 lines
2.9 KiB
Python
from django.http import HttpResponseRedirect
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from django.shortcuts import get_object_or_404, render
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from django.urls import reverse
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from django.views import generic
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from django.utils import timezone
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from django.urls import reverse_lazy
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from .forms import SignUpForm
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from .models import Choice, Question
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class IndexView(generic.ListView):
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"""View for index.html."""
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template_name = "polls/index.html"
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context_object_name = "latest_question_list"
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def get_queryset(self):
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"""Return the last five published questions."""
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return Question.objects.filter(pub_date__lte=timezone.now()).order_by(
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"-pub_date"
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)[:5]
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class DetailView(generic.DetailView):
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"""
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Provide a view for detail page, a detail for each poll contain poll question
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and poll choices.
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"""
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model = Question
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template_name = "polls/detail.html"
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def get_queryset(self):
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"""
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Excludes any questions that aren't published yet.
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"""
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return Question.objects.filter(pub_date__lte=timezone.now())
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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question = self.object
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context["question_text"] = question.question_text
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context["short_description"] = question.short_description
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context["long_description"] = question.long_description
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context["pub_date"] = question.pub_date
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context["end_date"] = question.end_date
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context["up_vote_count"] = question.up_vote_count
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context["down_vote_count"] = question.down_vote_count
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context["participant_count"] = question.participant_count
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return context
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class ResultsView(generic.DetailView):
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model = Question
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template_name = "polls/results.html"
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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context["question"] = self.object
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return context
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def render_to_response(self, context, **response_kwargs):
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return render(self.request, self.template_name, context)
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class SignUpView(generic.CreateView):
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form_class = SignUpForm
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success_url = reverse_lazy('login')
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template_name = 'registration/signup.html'
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def vote(request, question_id):
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"""
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A function that update the database. Add vote count to choice that user vote
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in specific question_id.
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"""
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question = get_object_or_404(Question, pk=question_id)
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try:
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selected_choice = question.choice_set.get(pk=request.POST["choice"])
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except (KeyError, Choice.DoesNotExist):
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return render(
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request,
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"polls/detail.html",
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{
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"question": question,
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"error_message": "You didn't select a choice.",
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},
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)
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else:
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selected_choice.votes += 1
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selected_choice.save()
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return HttpResponseRedirect(reverse("polls:results", args=(question.id,)))
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