from django.shortcuts import render
from django.views import View
from django.http import HttpResponse
from django.template.response import TemplateResponse
import re
from .models import Track, Artist, Album
from .models.utils import from_json
from . import spotify

spt = spotify.Spotify()

# TODO auth mixins

class TrackListView(View):
    def get(self, request):
        return HttpResponse("..")

class TrackDetailView(View):
    def get(self, request, spotify_id):
        try:
            track = Track.objects.get(pk=spotify_id)
            return HttpResponse(str(track))
        except Track.DoesNotExist:
            return HttpResponse("No track")
class NominateView(View):
    def get(self, request):
        return TemplateResponse(request, "Nominate.html", {})
    def post(self, request):
        spotify_link = self.request.POST['spotify_link']
        m = re.match(r"^https:\/\/open.spotify.com\/track\/(\w+)\??", spotify_link)
        spotify_id = m.group(1)
        try:
            track = Track.all_tracks.get(pk=spotify_id)
            if track.old:
                return HttpResponse("Deze was vorig jaar al genomineerd: " + str(track))
            return HttpResponse("Maat, dat bestaat al: " + str(track))
        except Track.DoesNotExist:
            json = spt.get_song_info(spotify_id)

            # Album artists
            album_artists = []
            for artist in json["album"]["artists"]:
                #album_artists.append(Artist.objects.from_json(artist))
                album_artists.append(from_json(Artist, artist))
            del json["album"]["artists"]

            # Album
            album = from_json(Album, json["album"])
            del json["album"]
            for artist in album_artists:
                album.artists.add(artist)

            # Track artists
            track_artists = []
            for artist in json["artists"]:
                #track_artists.append(Artist.objects.from_json(artist))
                track_artists.append(from_json(Artist, artist))
            del json["artists"]

            # Track
            #track = Track.objects.from_json(json)
            track = from_json(Track, json)
            for artist in track_artists:
                track.artists.add(artist)
            track.album = album
            track.save()
            return HttpResponse(str(track))