deemix-py/deemix/app/downloader.py

#!/usr/bin/env python3
from deemix.api.deezer import APIError, USER_AGENT_HEADER
from deemix.utils.taggers import tagID3, tagFLAC
from deemix.utils.pathtemplates import generateFilename, generateFilepath, settingsRegexAlbum, settingsRegexArtist
from deemix.utils.misc import changeCase
from deemix.utils.spotifyHelper import get_trackid_spotify, get_albumid_spotify
import os.path
from os import makedirs, remove
from requests import get
from requests.exceptions import HTTPError
from tempfile import gettempdir
from concurrent.futures import ThreadPoolExecutor
import re

TEMPDIR = os.path.join(gettempdir(), 'deezloader-imgs')
if not os.path.isdir(TEMPDIR):
	makedirs(TEMPDIR)

extensions = {
	9: '.flac',
	3: '.mp3',
	1: '.mp3',
	8: '.mp3',
	15: '.mp4',
	14: '.mp4',
	13: '.mp4'
}

def downloadImage(url, path):
	if not os.path.isfile(path):
		with open(path, 'wb') as f:
			try:
				f.write(get(url, headers={'User-Agent': USER_AGENT_HEADER}).content)
				return path
			except HTTPError:
				print("Couldn't download Image")
		remove(path)
		return None
	else:
		return path

def formatDate(date, template):
	if 'YYYY' in template:
		template = template.replace('YYYY', str(date['year']))
	if 'YY' in template:
		template = template.replace('YY', str(date['year']))
	if 'Y' in template:
		template = template.replace('Y', str(date['year']))
	if 'MM' in template:
		template = template.replace('MM', str(date['month']))
	if 'M' in template:
		template = template.replace('M', str(date['month']))
	if 'DD' in template:
		template = template.replace('DD', str(date['day']))
	if 'D' in template:
		template = template.replace('D', str(date['day']))
	return template


def getPreferredBitrate(filesize, bitrate, fallback=True):
	if not fallback:
		formats = {9: 'flac', 3: 'mp3_320', 1: 'mp3_128', 15: '360_hq', 14: '360_mq', 13: '360_lq'}
		if filesize[formats[int(bitrate)]] > 0:
			return (int(bitrate), filesize[formats[int(bitrate)]])
		else:
			return (-100, 0)
	if int(bitrate) in [13,14,15]:
		formats = {'360_hq': 15, '360_mq': 14, '360_lq': 13}
		selectedFormat = -200
		selectedFilesize = 0
		for format, formatNum in formats.items():
			if formatNum <= int(bitrate) and filesize[format] > 0:
				selectedFormat = formatNum
				selectedFilesize = filesize[format]
				break
	else:
		formats = {'flac': 9, 'mp3_320': 3, 'mp3_128': 1}
		selectedFormat = 8
		selectedFilesize = filesize['default']
		for format, formatNum in formats.items():
			if formatNum <= int(bitrate) and filesize[format] > 0:
				selectedFormat = formatNum
				selectedFilesize = filesize[format]
				break
	return (selectedFormat, selectedFilesize)

def parseEssentialTrackData(track, trackAPI):
	track['id'] = trackAPI['SNG_ID']
	track['duration'] = trackAPI['DURATION']
	track['MD5'] = trackAPI['MD5_ORIGIN']
	track['mediaVersion'] = trackAPI['MEDIA_VERSION']
	if 'FALLBACK' in trackAPI:
		track['fallbackId'] = trackAPI['FALLBACK']['SNG_ID']
	else:
		track['fallbackId'] = 0
	track['filesize'] = {}
	track['filesize']['default'] = int(trackAPI['FILESIZE']) if 'FILESIZE' in trackAPI else 0
	track['filesize']['mp3_128'] = int(trackAPI['FILESIZE_MP3_128']) if 'FILESIZE_MP3_128' in trackAPI else 0
	track['filesize']['mp3_320'] = int(trackAPI['FILESIZE_MP3_320']) if 'FILESIZE_MP3_320' in trackAPI else 0
	track['filesize']['flac'] = int(trackAPI['FILESIZE_FLAC']) if 'FILESIZE_FLAC' in trackAPI else 0
	track['filesize']['360_lq'] = int(trackAPI['FILESIZE_MP4_RA1']) if 'FILESIZE_MP4_RA1' in trackAPI else 0
	track['filesize']['360_mq'] = int(trackAPI['FILESIZE_MP4_RA2']) if 'FILESIZE_MP4_RA2' in trackAPI else 0
	track['filesize']['360_hq'] = int(trackAPI['FILESIZE_MP4_RA3']) if 'FILESIZE_MP4_RA3' in trackAPI else 0

	return track

def getTrackData(dz, trackAPI_gw, trackAPI = None, albumAPI_gw = None, albumAPI = None):
	if not 'MD5_ORIGIN' in trackAPI_gw:
		trackAPI_gw['MD5_ORIGIN'] = dz.get_track_md5(trackAPI_gw['SNG_ID'])

	track = {}
	track['title'] = trackAPI_gw['SNG_TITLE']
	if 'VERSION' in trackAPI_gw and trackAPI_gw['VERSION']:
		track['title'] += " " + trackAPI_gw['VERSION']

	track = parseEssentialTrackData(track, trackAPI_gw)

	if int(track['id']) < 0:
		track['filesize'] = trackAPI_gw['FILESIZE']
		track['album'] = {}
		track['album']['id'] = 0
		track['album']['title'] = trackAPI_gw['ALB_TITLE']
		if 'ALB_PICTURE' in trackAPI_gw:
			track['album']['pic'] = trackAPI_gw['ALB_PICTURE']
		track['mainArtist'] = {}
		track['mainArtist']['id'] = 0
		track['mainArtist']['name'] = trackAPI_gw['ART_NAME']
		track['artists'] = [trackAPI_gw['ART_NAME']]
		track['aritst'] = {
			'Main': [trackAPI_gw['ART_NAME']]
		}
		track['date'] = {
			'day': 0,
			'month': 0,
			'year': 0
		}
		track['localTrack'] = True
		return track

	if 'DISK_NUMBER' in trackAPI_gw:
		track['discNumber'] = trackAPI_gw['DISK_NUMBER']
	if 'EXPLICIT_LYRICS' in trackAPI_gw:
		track['explicit'] = trackAPI_gw['EXPLICIT_LYRICS'] != "0"
	if 'COPYRIGHT' in trackAPI_gw:
		track['copyright'] = trackAPI_gw['COPYRIGHT']
	track['replayGain'] = "{0:.2f} dB".format((float(trackAPI_gw['GAIN']) + 18.4) * -1) if 'GAIN' in trackAPI_gw else None
	track['ISRC'] = trackAPI_gw['ISRC']
	track['trackNumber'] = trackAPI_gw['TRACK_NUMBER']
	track['contributors'] = trackAPI_gw['SNG_CONTRIBUTORS']
	if 'POSITION' in trackAPI_gw:
		track['position'] = trackAPI_gw['POSITION']

	track['lyrics'] = {}
	if 'LYRICS_ID' in trackAPI_gw:
		track['lyrics']['id'] = trackAPI_gw['LYRICS_ID']
	if not "LYRICS" in trackAPI_gw and int(track['lyrics']['id']) != 0:
		trackAPI_gw["LYRICS"] = dz.get_lyrics_gw(track['id'])
	if int(track['lyrics']['id']) != 0:
		if "LYRICS_TEXT" in trackAPI_gw["LYRICS"]:
			track['lyrics']['unsync'] = trackAPI_gw["LYRICS"]["LYRICS_TEXT"]
		if "LYRICS_SYNC_JSON" in trackAPI_gw["LYRICS"]:
			track['lyrics']['sync'] = ""
			for i in range(len(trackAPI_gw["LYRICS"]["LYRICS_SYNC_JSON"])):
				if "lrc_timestamp" in trackAPI_gw["LYRICS"]["LYRICS_SYNC_JSON"][i]:
					track['lyrics']['sync'] += trackAPI_gw["LYRICS"]["LYRICS_SYNC_JSON"][i]["lrc_timestamp"] + \
											   trackAPI_gw["LYRICS"]["LYRICS_SYNC_JSON"][i]["line"] + "\r\n"
				elif i + 1 < len(trackAPI_gw["LYRICS"]["LYRICS_SYNC_JSON"]):
					track['lyrics']['sync'] += trackAPI_gw["LYRICS"]["LYRICS_SYNC_JSON"][i + 1]["lrc_timestamp"] + \
											   trackAPI_gw["LYRICS"]["LYRICS_SYNC_JSON"][i]["line"] + "\r\n"

	track['mainArtist'] = {}
	track['mainArtist']['id'] = trackAPI_gw['ART_ID']
	track['mainArtist']['name'] = trackAPI_gw['ART_NAME']
	if 'ART_PICTURE' in trackAPI_gw:
		track['mainArtist']['pic'] = trackAPI_gw['ART_PICTURE']

	if 'PHYSICAL_RELEASE_DATE' in trackAPI_gw:
		track['date'] = {
			'day': trackAPI_gw["PHYSICAL_RELEASE_DATE"][8:10],
			'month': trackAPI_gw["PHYSICAL_RELEASE_DATE"][5:7],
			'year': trackAPI_gw["PHYSICAL_RELEASE_DATE"][0:4]
		}

	track['album'] = {}
	track['album']['id'] = trackAPI_gw['ALB_ID']
	track['album']['title'] = trackAPI_gw['ALB_TITLE']
	if 'ALB_PICTURE' in trackAPI_gw:
		track['album']['pic'] = trackAPI_gw['ALB_PICTURE']

	try:
		if not albumAPI:
			albumAPI = dz.get_album(track['album']['id'])
		track['album']['mainArtist'] = {
			'id': albumAPI['artist']['id'],
			'name': albumAPI['artist']['name'],
			'pic': albumAPI['artist']['picture_small'][albumAPI['artist']['picture_small'].find('artist/')+7:-24]
		}
		track['album']['artist'] = {}
		track['album']['artists'] = []
		for artist in albumAPI['contributors']:
			if artist['id'] != 5080:
				track['album']['artists'].append(artist['name'])
				if not artist['role'] in track['album']['artist']:
					track['album']['artist'][artist['role']] = []
				track['album']['artist'][artist['role']].append(artist['name'])
		track['album']['trackTotal'] = albumAPI['nb_tracks']
		track['album']['recordType'] = albumAPI['record_type']
		track['album']['barcode'] = albumAPI['upc'] if 'upc' in albumAPI else "Unknown"
		track['album']['label'] = albumAPI['label'] if 'label' in albumAPI else "Unknown"
		if not 'pic' in track['album']:
			track['album']['pic'] = albumAPI['cover_small'][albumAPI['cover_small'].find('cover/')+6:-24]
		if 'release_date' in albumAPI:
			track['album']['date'] = {
				'day': albumAPI["release_date"][8:10],
				'month': albumAPI["release_date"][5:7],
				'year': albumAPI["release_date"][0:4]
			}
		track['album']['discTotal'] = albumAPI['nb_disk'] if 'nb_disk' in albumAPI else None
		track['copyright'] = albumAPI['copyright'] if 'copyright' in albumAPI else None
		track['album']['genre'] = []
		if 'genres' in albumAPI and 'data' in albumAPI['genres'] and len(albumAPI['genres']['data']) > 0:
			for genre in albumAPI['genres']['data']:
				track['album']['genre'].append(genre['name'])
	except APIError:
		if not albumAPI_gw:
			albumAPI_gw = dz.get_album_gw(track['album']['id'])
		track['album']['mainArtist'] = {
			'id': albumAPI_gw['ART_ID'],
			'name': albumAPI_gw['ART_NAME']
		}
		artistAPI = dz.get_artist(track['album']['mainArtist']['id'])
		track['album']['artists'] = albumAPI_gw['ART_NAME']
		track['album']['mainArtist']['pic'] = artistAPI['picture_small'][artistAPI['picture_small'].find('artist/')+7:-24]
		track['album']['trackTotal'] = albumAPI_gw['NUMBER_TRACK']
		track['album']['discTotal'] = albumAPI_gw['NUMBER_DISK']
		track['album']['recordType'] = "Album"
		track['album']['barcode'] = "Unknown"
		track['album']['label'] = albumAPI_gw['LABEL_NAME'] if 'LABEL_NAME' in albumAPI_gw else "Unknown"
		if not 'pic' in track['album']:
			track['album']['pic'] = albumAPI_gw['ALB_PICTURE']
		if 'PHYSICAL_RELEASE_DATE' in albumAPI_gw:
			track['album']['date'] = {
				'day': albumAPI_gw["PHYSICAL_RELEASE_DATE"][8:10],
				'month': albumAPI_gw["PHYSICAL_RELEASE_DATE"][5:7],
				'year': albumAPI_gw["PHYSICAL_RELEASE_DATE"][0:4]
			}
		track['album']['genre'] = []

	if 'date' in track['album']:
		track['date'] = track['album']['date']

	if not trackAPI:
		trackAPI = dz.get_track(track['id'])
	track['bpm'] = trackAPI['bpm']
	if not 'replayGain' in track:
		track['replayGain'] = "{0:.2f} dB".format((float(trackAPI['gain']) + 18.4) * -1) if 'gain' in trackAPI else ""
	if not 'explicit' in track:
		track['explicit'] = trackAPI['explicit_lyrics']
	if not 'discNumber' in track:
		track['discNumber'] = trackAPI['disk_number']
	track['artist'] = {}
	track['artists'] = []
	for artist in trackAPI['contributors']:
		if artist['id'] != 5080:
			track['artists'].append(artist['name'])
			if not artist['role'] in track['artist']:
				track['artist'][artist['role']] = []
			track['artist'][artist['role']].append(artist['name'])

	if not 'discTotal' in track['album'] or not track['album']['discTotal']:
		if not albumAPI_gw:
			albumAPI_gw = dz.get_album_gw(track['album']['id'])
		track['album']['discTotal'] = albumAPI_gw['NUMBER_DISK']
	if not 'copyright' in track or not track['copyright']:
		if not albumAPI_gw:
			albumAPI_gw = dz.get_album_gw(track['album']['id'])
		track['copyright'] = albumAPI_gw['COPYRIGHT']

	# Fix incorrect day month when detectable
	if int(track['date']['month']) > 12:
		monthTemp = track['date']['month']
		track['date']['month'] = track['date']['day']
		track['date']['day'] = monthTemp
	if int(track['album']['date']['month']) > 12:
		monthTemp = track['album']['date']['month']
		track['album']['date']['month'] = track['album']['date']['day']
		track['album']['date']['day'] = monthTemp

	# Remove featuring from the title
	track['title_clean'] = track['title']
	if "(feat." in track['title_clean'].lower():
		pos = track['title_clean'].lower().find("(feat.")
		tempTrack = track['title_clean'][:pos]
		if ")" in track['title_clean']:
			tempTrack += track['title_clean'][track['title_clean'].find(")",pos+1)+1:]
		track['title_clean'] = tempTrack.strip()

	# Create artists strings
	track['mainArtistsString'] = ""
	if 'Main' in track['artist']:
		tot = len(track['artist']['Main'])
		for i, art in enumerate(track['artist']['Main']):
			track['mainArtistsString'] += art
			if tot != i+1:
				if tot-1 == i+1:
					track['mainArtistsString'] += " & "
				else:
					track['mainArtistsString'] += ", "
	else:
		track['mainArtistsString'] = track['mainArtist']['name']
	if 'Featured' in track['artist']:
		tot = len(track['artist']['Featured'])
		track['featArtistsString'] = "feat. "
		for i, art in enumerate(track['artist']['Featured']):
			track['featArtistsString'] += art
			if tot != i+1:
				if tot-1 == i+1:
					track['featArtistsString'] += " & "
				else:
					track['featArtistsString'] += ", "

	# Create title with feat
	if "(feat." in track['title'].lower():
		track['title_feat'] = track['title']
	elif 'Featured' in track['artist']:
		track['title_feat'] = track['title']+" ({})".format(track['featArtistsString'])
	else:
		track['title_feat'] = track['title']

	return track

def downloadTrackObj(dz, trackAPI, settings, bitrate, uuid, extraTrack=None, socket=None):
	result = {}
	# Get the metadata
	if extraTrack:
		track = extraTrack
	else:
		track = getTrackData(dz,
			trackAPI_gw = trackAPI,
			trackAPI =  trackAPI['_EXTRA_TRACK'] if '_EXTRA_TRACK' in trackAPI else None,
			albumAPI = trackAPI['_EXTRA_ALBUM'] if '_EXTRA_ALBUM' in trackAPI else None
		)
	print('Downloading: {} - {}'.format(track['mainArtist']['name'], track['title']))
	if track['MD5'] == '':
		if track['fallbackId'] != 0:
			print("Track not yet encoded, using fallback id")
			trackNew = dz.get_track_gw(track['fallbackId'])
			if not 'MD5_ORIGIN' in trackNew:
				trackNew['MD5_ORIGIN'] = dz.get_track_md5(trackNew['SNG_ID'])
			track = parseEssentialTrackData(track, trackNew)
			return downloadTrackObj(dz, trackAPI, settings, bitrate, uuid, extraTrack=track, socket=socket)
		elif not 'searched' in track and settings['fallbackSearch']:
			print("Track not yet encoded, searching for alternative")
			searchedId = dz.get_track_from_metadata(track['mainArtist']['name'], track['title'], track['album']['title'])
			if searchedId != 0:
				trackNew = dz.get_track_gw(searchedId)
				if not 'MD5_ORIGIN' in trackNew:
					trackNew['MD5_ORIGIN'] = dz.get_track_md5(trackNew['SNG_ID'])
				track = parseEssentialTrackData(track, trackNew)
				track['searched'] = True
				return downloadTrackObj(dz, trackAPI, settings, bitrate, uuid, extraTrack=track, socket=socket)
			else:
				print("ERROR: Track not yet encoded and no alternative found!")
				result['error'] = {
					'message': "Track not yet encoded and no alternative found!",
					'data': track
				}
				return result
		else:
			print("ERROR: Track not yet encoded!")
			result['error'] = {
				'message': "Track not yet encoded!",
				'data': track
			}
			return result

	# Get the selected bitrate
	(format, filesize) = getPreferredBitrate(track['filesize'], bitrate, settings['fallbackBitrate'])
	if format == -100:
		print("ERROR: Track not found at desired bitrate. Enable fallback to lower bitrates to fix this issue.")
		result['error'] = {
			'message': "Track not found at desired bitrate.",
			'data': track
		}
		return result
	elif format == -200:
		print("ERROR: This track is not available in 360 Reality Audio format. Please select another format.")
		result['error'] = {
			'message': "Track is not available in Reality Audio 360.",
			'data': track
		}
		return result
	track['selectedFormat'] = format
	track['selectedFilesize'] = filesize
	track['album']['bitrate'] = format
	track['album']['picUrl'] = "https://e-cdns-images.dzcdn.net/images/cover/{}/{}x{}-000000-80-0-0.{}".format(track['album']['pic'], settings['embeddedArtworkSize'], settings['embeddedArtworkSize'], 'png' if settings['PNGcovers'] else 'jpg')
	track['dateString'] = formatDate(track['date'], settings['dateFormat'])
	track['album']['dateString'] = formatDate(track['album']['date'], settings['dateFormat'])

	# Check if user wants the feat in the title
	# 0 => do not change
	# 1 => remove from title
	# 2 => add to title
	if settings['featuredToTitle'] == "1":
		track['title'] = track['title_clean']
	elif settings['featuredToTitle'] == "2":
		track['title'] = track['title_feat']

	# Remove (Album Version) from tracks that have that
	if settings['removeAlbumVersion']:
		if "Album Version" in track['title']:
			track['title'] = re.sub(r' ?\(Album Version\)', "", track['title']).strip()

	# Generate artist tag if needed
	if settings['tags']['multitagSeparator'] != "default":
		if settings['tags']['multitagSeparator'] == "andFeat":
			track['artistsString'] = track['mainArtistsString']
			if 'featArtistsString' in track and settings['featuredToTitle'] != "2":
				track['artistsString'] += " "+track['featArtistsString']
		else:
			track['artistsString'] = settings['tags']['multitagSeparator'].join(track['artists'])
	else:
		track['artistsString'] = ", ".join(track['artists'])

	# Change Title and Artists casing if needed
	if settings['titleCasing'] != "nothing":
		track['title'] = changeCase(track['title'], settings['titleCasing'])
	if settings['artistCasing'] != "nothing":
		track['artistsString'] = changeCase(track['artistsString'], settings['artistCasing'])
		for i, artist in enumerate(track['artists']):
			track['artists'][i] = changeCase(artist, settings['artistCasing'])

	# Generate filename and filepath from metadata
	filename = generateFilename(track, trackAPI, settings)
	(filepath, artistPath, coverPath, extrasPath) = generateFilepath(track, trackAPI, settings)

	# Download and cache coverart
	track['album']['picPath'] = os.path.join(TEMPDIR, f"alb{track['album']['id']}_{settings['embeddedArtworkSize']}.{'png' if settings['PNGcovers'] else 'jpg'}")
	track['album']['picPath'] = downloadImage(track['album']['picUrl'], track['album']['picPath'])

	makedirs(filepath, exist_ok=True)
	writepath = os.path.join(filepath, filename + extensions[track['selectedFormat']])

	# Save lyrics in lrc file
	if settings['syncedLyrics'] and 'sync' in track['lyrics']:
		with open(os.path.join(filepath, filename + '.lrc'), 'w') as f:
			f.write(track['lyrics']['sync'])

	# Save local album art
	if coverPath:
		result['albumURL'] = track['album']['picUrl'].replace(f"{settings['embeddedArtworkSize']}x{settings['embeddedArtworkSize']}", f"{settings['localArtworkSize']}x{settings['localArtworkSize']}")
		result['albumPath'] = os.path.join(coverPath, f"{settingsRegexAlbum(settings['coverImageTemplate'], track['album'], settings)}.{'png' if settings['PNGcovers'] else 'jpg'}")

	# Save artist art
	if artistPath:
		result['artistURL'] = "https://e-cdns-images.dzcdn.net/images/artist/{}/{}x{}-000000-80-0-0.{}".format(track['album']['artist']['pic'], settings['localArtworkSize'], settings['localArtworkSize'], 'png' if settings['PNGcovers'] else 'jpg')
		result['artistPath'] = os.path.join(artistPath, f"{settingsRegexArtist(settings['artistImageTemplate'], track['album']['artist'], settings)}.{'png' if settings['PNGcovers'] else 'jpg'}")

	# Data for m3u file
	if extrasPath:
		result['extrasPath'] = extrasPath
		result['playlistPosition'] = writepath[len(extrasPath):]

	track['downloadUrl'] = dz.get_track_stream_url(track['id'], track['MD5'], track['mediaVersion'], track['selectedFormat'])
	try:
		with open(writepath, 'wb') as stream:
			dz.stream_track(track['id'], track['downloadUrl'], stream)
	except HTTPError:
		remove(writepath)
		if track['selectedFormat'] == 9 and settings['fallbackBitrate']:
			print("Track not available in flac, trying mp3")
			track['filesize']['flac'] = 0
			return downloadTrackObj(dz, trackAPI, settings, bitrate, uuid, extraTrack=track, socket=socket)
		elif track['fallbackId'] != 0:
			print("Track not available, using fallback id")
			trackNew = dz.get_track_gw(track['fallbackId'])
			if not 'MD5_ORIGIN' in trackNew:
				trackNew['MD5_ORIGIN'] = dz.get_track_md5(trackNew['SNG_ID'])
			track = parseEssentialTrackData(track, trackNew)
			return downloadTrackObj(dz, trackAPI, settings, bitrate, uuid, extraTrack=track, socket=socket)
		elif not 'searched' in track and settings['fallbackSearch']:
			print("Track not available, searching for alternative")
			searchedId = dz.get_track_from_metadata(track['mainArtist']['name'], track['title'], track['album']['title'])
			if searchedId != 0:
				trackNew = dz.get_track_gw(searchedId)
				if not 'MD5_ORIGIN' in trackNew:
					trackNew['MD5_ORIGIN'] = dz.get_track_md5(trackNew['SNG_ID'])
				track = parseEssentialTrackData(track, trackNew)
				track['searched'] = True
				return downloadTrackObj(dz, trackAPI, settings, bitrate, uuid, extraTrack=track, socket=socket)
			else:
				print("ERROR: Track not available on deezer's servers and no alternative found!")
				result['error'] = {
					'message': "Track not available on deezer's servers and no alternative found!",
					'data': track
				}
				return result
		else:
			print("ERROR: Track not available on deezer's servers!")
			result['error'] = {
				'message': "Track not available on deezer's servers!",
				'data': track
			}
			return result
	if track['selectedFormat'] in [3, 1, 8]:
		tagID3(writepath, track, settings['tags'])
	elif track['selectedFormat'] == 9:
		tagFLAC(writepath, track, settings['tags'])
	if 'searched' in track:
		result['searched'] = f'{track["mainArtist"]["name"]} - {track["title"]}'
	print("Done!")
	if socket:
		socket.emit("updateQueue", {'uuid': uuid, 'downloaded': True})
	return result

def download(dz, queueItem, socket=None):
	settings = queueItem['settings']
	bitrate = queueItem['bitrate']
	if 'single' in queueItem:
		result = downloadTrackObj(dz, queueItem['single'], settings, bitrate, queueItem['uuid'], socket=socket)
		download_path = after_download_single(result, settings)
	elif 'collection' in queueItem:
		print("Downloading collection")
		playlist = [None] * len(queueItem['collection'])
		with ThreadPoolExecutor(settings['queueConcurrency']) as executor:
			for pos, track in enumerate(queueItem['collection'], start=0):
				playlist[pos] = executor.submit(downloadTrackObj, dz, track, settings, bitrate, queueItem['uuid'], socket=socket)
		download_path = after_download(playlist, settings)
	return {
		'dz': dz,
		'socket': socket,
		'download_path': download_path
	}

def after_download(tracks, settings):
	extrasPath = None
	playlist = [None] * len(tracks)
	errors = ""
	searched = ""
	for index in range(len(tracks)):
		result = tracks[index].result()
		if 'error' in result:
			errors += f"{result['error']['data']['id']} | {result['error']['data']['mainArtist']['name']} - {result['error']['data']['title']} | {result['error']['message']}\r\n"
		if 'searched' in result:
			searched += result['searched']+"\r\n"
		if not extrasPath and 'extrasPath' in result:
			extrasPath = result['extrasPath']
		if settings['saveArtwork'] and result['albumPath']:
			downloadImage(result['albumURL'], result['albumPath'])
		if settings['saveArtworkArtist'] and result['artistPath']:
			downloadImage(result['artistURL'], result['artistPath'])
		if 'playlistPosition' in result:
			playlist[index] = result['playlistPosition']
		else:
			playlist[index] = ""
	if settings['logErrors'] and extrasPath and errors != "":
		with open(os.path.join(extrasPath, 'errors.txt'), 'w') as f:
			f.write(errors)
	if settings['logSearched'] and extrasPath and searched != "":
		with open(os.path.join(extrasPath, 'searched.txt'), 'w') as f:
			f.write(searched)
	if settings['createM3U8File'] and extrasPath:
		with open(os.path.join(extrasPath, 'playlist.m3u8'), 'w') as f:
			for line in playlist:
				f.write(line+"\n")
	return extrasPath

def after_download_single(track, settings):
	if settings['logSearched'] and 'extrasPath' in track and 'searched' in track:
		with open(os.path.join(track['extrasPath'], 'searched.txt'), 'w+') as f:
			orig = f.read()
			if not track['searched'] in orig:
				if orig != "":
					orig += "\r\n"
				orig += track['searched']+"\r\n"
			f.write(orig)
	if 'extrasPath' in track:
		return track['extrasPath']
	else:
		return None