from django.utils import timezone

from django.http import JsonResponse
from django.shortcuts import get_object_or_404
from django.views.decorators.csrf import csrf_exempt

from marietje.utils import playlist_song_to_dict
from queues.models import Queue
from songs.models import Song

from .decorators import token_required


@csrf_exempt
@token_required
def queue(request):
    current_queue = get_object_or_404(Queue, id=request.POST.get("queue"))
    commands = current_queue.queuecommand_set.all()
    response = JsonResponse(
        {
            "current_song": playlist_song_to_dict(
                current_queue.current_song(), include_hash=True, include_replaygain=True
            ),
            "queue": [
                playlist_song_to_dict(playlist_song, include_hash=True, include_replaygain=True)
                for playlist_song in current_queue.queue()[:1]
            ],
            "commands": [command.command for command in commands],
        }
    )
    for command in commands:
        command.delete()

    return response


@csrf_exempt
@token_required
def play(request):
    current_queue = get_object_or_404(Queue, id=request.POST.get("queue"))
    current_queue.started_at = timezone.now()
    current_queue.save()
    current_song = current_queue.current_song()
    current_song.played_at = current_queue.started_at
    current_song.save()

    return JsonResponse({})


# pylint: disable=redefined-builtin
@csrf_exempt
@token_required
def next(request):
    current_queue = get_object_or_404(Queue, id=request.POST.get("queue"))
    player_song = current_queue.current_song()
    player_song.state = 2
    player_song.save()
    return JsonResponse({})


@csrf_exempt
@token_required
def analysed(request):
    song = get_object_or_404(Song, id=request.POST.get("song"))
    if "gain" in request.POST:
        song.rg_gain = request.POST.get("gain")
    if "peak" in request.POST:
        song.rg_peak = request.POST.get("peak")
    song.save()
    return JsonResponse({})