from django.views.generic.edit import CreateView
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.messages.views import SuccessMessageMixin

from django.shortcuts import render

from rest_framework import viewsets, permissions


from .models      import *
from .serializers import *


class VPNPoolViewSet(viewsets.ModelViewSet):
    serializer_class = VPNPoolSerializer
    permission_classes = [permissions.IsAdminUser]
    queryset = VPNPool.objects.all()

class VPNNetworkReservationViewSet(viewsets.ModelViewSet):
    serializer_class = VPNNetworkReservationSerializer
    permission_classes = [permissions.IsAdminUser]
    queryset = VPNNetworkReservation.objects.all()


class VPNNetworkViewSet(viewsets.ModelViewSet):
    serializer_class = VPNNetworkSerializer
#    permission_classes = [permissions.IsAdminUser]
    permission_classes = [permissions.IsAuthenticated]

    def get_queryset(self):
        if self.request.user.is_superuser:
            obj = VPNNetwork.objects.all()
        else:
            obj = VPNNetwork.objects.filter(owner=self.request.user)

        return obj




class VPNCreateView(LoginRequiredMixin, SuccessMessageMixin, CreateView):
    model = VPNNetwork

    login_url = '/login/'
    success_url = '/'
    success_message = "%(the_prefix)s/48 was created successfully"

    gen_method = "undef"

    fields = [ "wireguard_public_key" ]

    def get_success_message(self, cleaned_data):
        return self.success_message % dict(cleaned_data,
                                           the_prefix = self.object.prefix)

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context['method'] = self.gen_method
        return context