/tracks/<id>/upload

views.py

from rest_framework import viewsets
from rest_framework.status import HTTP_400_BAD_REQUEST
from rest_framework.response import Response

from mixtape.music import serializers

from mixtape.music.models import Track
from mixtape.music.models import Artist
from mixtape.music.models import Album


class TrackViewSet(viewsets.ModelViewSet):
    serializer_class = serializers.TrackSerializer
    queryset = Track.objects.all()
    filterset_fields = ('artist', 'album')
    
    #######################################
    # request would look something like   #
    # this formdata request               #
    # https://codepen.io/rcass/pen/MmYwEp #
    #######################################
        
    @action(detail=True, methods=['patch', 'put'])
    def set_password(self, request, pk=None):
        track = self.get_object()
        try:
            track.file = request.data['FILE']
        except KeyError as e:
            return Response({ 'error', str(e) }, status=HTTP_400_BAD_REQUEST)
        track.save()
        return Response({'status', 'file upload successful!'}
    
    
class ArtistViewSet(viewsets.ModelViewSet):
    serializer_class = serializers.ArtistSerializer
    queryset = Artist.objects.all()
    filterset_fields = ('name',)


class AlbumViewSet(viewsets.ModelViewSet):
    serializer_class = serializers.AlbumSerializer
    queryset = Album.objects.all()
    filterset_fields = ('artist', 'tracks')