# -*- coding: utf-8 -*-

from django.core.exceptions import ImproperlyConfigured, ObjectDoesNotExist
from django.utils.translation import ugettext as _
from django.http import Http404

from rest_framework import generics
from rest_framework.permissions import IsAuthenticated


from . import models
from . import serializers
from . import permissions


class WikiPageList(generics.ListCreateAPIView):
    model = models.WikiPage
    serializer_class = serializers.WikiPageSerializer
    permission_classes = (IsAuthenticated,)
    filter_fields = ["project"]

    def get_queryset(self):
        qs = super(WikiPageList, self).get_queryset()
        return qs.filter(project__members=self.request.user)

    def pre_save(self, obj):
        obj.owner = self.request.user


class WikiPageDetail(generics.RetrieveUpdateDestroyAPIView):
    model = models.WikiPage
    serializer_class = serializers.WikiPageSerializer
    permission_classes = (IsAuthenticated, permissions.WikiPageDetailPermission,)

    def get_object(self, queryset=None):
        if queryset is None:
            queryset = self.get_queryset()

        queryset = queryset.filter(project=self.kwargs["projectid"],
                                   slug=self.kwargs["slug"])
        try:
            # Get the single item from the filtered queryset
            obj = queryset.get()
        except ObjectDoesNotExist:
            raise Http404(_("No {verbose_name} found matching the query").format(
                          verbose_name=queryset.model._meta.verbose_name))
        return obj


#class WikiPageAttachmentList(generics.ListCreateAPIView):
#    model = WikiPageAttachment
#    serializer_class = WikiPageAttachmentSerializer
#
#    def get_queryset(self):
#        return self.model.objects.filter(wikipage__project__members=self.request.user)
#
#
#class WikiPageAttachmentDetail(generics.RetrieveUpdateDestroyAPIView):
#    model = WikiPageAttachment
#    serializer_class = WikiPageAttachmentSerializer
#    permission_classes = (WikiPageAttachmentDetailPermission,)