from django.contrib.contenttypes.models import ContentType
from django.utils.translation import gettext_lazy as _
from django_filters.rest_framework import DjangoFilterBackend
from rest_framework import generics, permissions, status
from rest_framework.generics import get_object_or_404
from rest_framework.response import Response

from main import serializers
from main import tasks
from main.filters import AwardFilter
from main.models import Award, Footer, PageType, Panel
from main.views import SiteSettingsView, SiteListView


class AwardLstView(generics.ListCreateAPIView):
    """Award list create view."""
    queryset = Award.objects.all()
    serializer_class = serializers.BackAwardSerializer
    permission_classes = (permissions.IsAdminUser,)
    filterset_class = AwardFilter


class AwardRUDView(generics.RetrieveUpdateDestroyAPIView):
    """Award RUD view."""
    queryset = Award.objects.all()
    serializer_class = serializers.BackAwardSerializer
    permission_classes = (permissions.IsAdminUser,)
    lookup_field = 'id'


class ContentTypeView(generics.ListAPIView):
    """ContentType list view"""
    queryset = ContentType.objects.all()
    serializer_class = serializers.ContentTypeBackSerializer
    permission_classes = (permissions.IsAdminUser,)
    filter_backends = (DjangoFilterBackend, )
    ordering_fields = '__all__'
    lookup_field = 'id'
    filterset_fields = (
        'id',
        'model',
        'app_label',
    )


class FeatureBackView(generics.ListCreateAPIView):
    """Feature list or create View."""
    serializer_class = serializers.FeatureSerializer


class SiteFeatureBackView(generics.ListCreateAPIView):
    """Feature list or create View."""
    serializer_class = serializers.SiteFeatureSerializer


class FeatureRUDBackView(generics.RetrieveUpdateDestroyAPIView):
    """Feature RUD View."""
    serializer_class = serializers.FeatureSerializer


class SiteFeatureRUDBackView(generics.RetrieveUpdateDestroyAPIView):
    """Feature RUD View."""
    serializer_class = serializers.SiteFeatureSerializer


class SiteSettingsBackOfficeView(SiteSettingsView):
    """Site settings View."""
    serializer_class = serializers.SiteSerializer


class SiteListBackOfficeView(SiteListView):
    """Site settings View."""
    serializer_class = serializers.SiteSerializer


class FooterBackView(generics.ListCreateAPIView):
    """Footer back list/create view."""
    permission_classes = (permissions.IsAuthenticatedOrReadOnly,)
    serializer_class = serializers.FooterBackSerializer
    queryset = Footer.objects.all()


class FooterRUDBackView(generics.RetrieveUpdateDestroyAPIView):
    """Footer back RUD view."""
    permission_classes = (permissions.IsAuthenticatedOrReadOnly,)
    serializer_class = serializers.FooterBackSerializer
    queryset = Footer.objects.all()


class PageTypeListCreateView(generics.ListCreateAPIView):
    """PageType back office view."""
    permission_classes = (permissions.IsAuthenticatedOrReadOnly, )
    pagination_class = None
    serializer_class = serializers.PageTypeBaseSerializer
    queryset = PageType.objects.all()


class PanelsListCreateView(generics.ListCreateAPIView):
    """Custom panels view."""
    permission_classes = (
        permissions.IsAdminUser,
    )
    serializer_class = serializers.PanelSerializer
    queryset = Panel.objects.all()


class PanelsRUDView(generics.RetrieveUpdateDestroyAPIView):
    """Custom panels view."""
    permission_classes = (
        permissions.IsAdminUser,
    )
    serializer_class = serializers.PanelSerializer
    queryset = Panel.objects.all()


class PanelsExecuteView(generics.ListAPIView):
    """Custom panels view."""
    permission_classes = (
        permissions.IsAdminUser,
    )
    queryset = Panel.objects.all()

    def list(self, request, *args, **kwargs):
        panel = get_object_or_404(Panel, id=self.kwargs['pk'])
        return Response(panel.execute_query(request))


class PanelsExportCSVView(PanelsExecuteView):
    """Export panels via csv view."""
    permission_classes = (permissions.IsAdminUser,)
    queryset = Panel.objects.all()

    def list(self, request, *args, **kwargs):
        panel = get_object_or_404(Panel, id=self.kwargs['pk'])
        # make task for celery
        tasks.send_export_to_email.delay(
            panel_id=panel.id, user_id=request.user.id)
        return Response(
            {"success": _('The file will be sent to your email.')},
            status=status.HTTP_200_OK
        )


class PanelsExecuteXLSView(PanelsExecuteView):
    """Export panels via xlsx view."""
    permission_classes = (permissions.IsAdminUser,)
    queryset = Panel.objects.all()

    def list(self, request, *args, **kwargs):
        panel = get_object_or_404(Panel, id=self.kwargs['pk'])
        # make task for celery
        tasks.send_export_to_email.delay(
            panel_id=panel.id, user_id=request.user.id, file_type='xls')
        return Response(
            {"success": _('The file will be sent to your email.')},
            status=status.HTTP_200_OK
        )