from rest_framework import mixins
from rest_framework import response
from rest_framework import viewsets
from rest_framework.decorators import list_route

from funkwhale_api.music import models as music_models
from funkwhale_api.users.permissions import HasUserPermission

from . import filters
from . import serializers


class ManageTrackFileViewSet(
        mixins.ListModelMixin,
        mixins.RetrieveModelMixin,
        mixins.DestroyModelMixin,
        viewsets.GenericViewSet):
    queryset = (
        music_models.TrackFile.objects.all()
            .select_related(
                'track__artist',
                'track__album__artist',
                'library_track')
            .order_by('-id')
    )
    serializer_class = serializers.ManageTrackFileSerializer
    filter_class = filters.ManageTrackFileFilterSet
    permission_classes = (HasUserPermission,)
    required_permissions = ['library']
    ordering_fields = [
        'accessed_date',
        'modification_date',
        'creation_date',
        'track__artist__name',
        'bitrate',
        'size',
        'duration',
    ]

    @list_route(methods=['post'])
    def action(self, request, *args, **kwargs):
        queryset = self.get_queryset()
        serializer = serializers.ManageTrackFileActionSerializer(
            request.data,
            queryset=queryset,
        )
        serializer.is_valid(raise_exception=True)
        result = serializer.save()
        return response.Response(result, status=200)