from django.contrib.auth import authenticate, login, logout

from django.core.urlresolvers import reverse

from django.http import HttpResponse, HttpResponseRedirect

from django.shortcuts import render, get_object_or_404

from django.views.decorators.csrf import csrf_exempt

from django.views.generic import TemplateView, View

from rest_framework.renderers import TemplateHTMLRenderer

from renkanmanager.models import Renkan

from renkanmanager.serializers import RenkanSerializer

from renkanmanager.api.views import RenkanDetail

class ListRenkansView(View):

    template_name = "renkan_list.html"

    def get(self, request):

        renkans = Renkan.objects.filter(creator=request.user)

        return render(request, self.template_name, {'renkans': renkans})  

    def post(self, request):

        create_data = {

            "title" : request.POST.get("title", "Untitled Renkan")

        }

        serializer = RenkanSerializer(data=create_data)

        if serializer.is_valid():

            serializer.save(creator=request.user)

        return HttpResponseRedirect(request.META.get('HTTP_REFERER', '/'))

class NewRenkanView(View):

    def get(self, request):

        create_data = {

            "title" : "Untitled Renkan"

        }

        serializer = RenkanSerializer(data=create_data)

        if serializer.is_valid():

            new_renkan = serializer.save(creator=request.user)

            return HttpResponseRedirect(reverse("front_edit_renkan", kwargs={"renkan_guid": new_renkan.renkan_guid}))

class ViewRenkanView(TemplateView):

    template_name = "renkan_view.html"

class EditRenkanView(TemplateView):

    template_name = "renkan_edit.html"

class DeleteRenkanView(View):

    def get(self, request, renkan_guid):

        request.method = "DELETE"

        delete_response = RenkanDetail.as_view()(request, renkan_guid)

        return HttpResponseRedirect(request.META.get('HTTP_REFERER', '/'))