# PIP Spotipy | https://spotipy.readthedocs.io/en/2.13.0/
#
#
# 1). Login
# 2). Select playlist
# 3). Iterate/Download items
# 4). Use spotify metadata to ID3 tag song
# 5). Songs that could not be found are listed an possible exported for later use
#
# This will be awesome!
#
from command import search, settings
from helper import console, tagging

import colorama as color
import spotipy
from spotipy.oauth2 import SpotifyOAuth

from helper.settings import Settings
from helper.tags.tagitem import TagItem


def spotify():
    if Settings.SpotifyUsername.get() == '' or Settings.SpotifyClientID.get() == '' or Settings.SpotifySecret.get() == '':
        console.output('You need to request a developers account at spotify. You only have to do this once.')
        console.output('This is very easy, quick, and free to do and this doesn\'t further affect your account')
        console.output('Please go to:')
        console.output('\thttps://developer.spotify.com/dashboard/applications')
        console.output('And create a new application.')
        console.output('Fill in a name, description and enter in the Redirect URI\'s this:')
        console.output('\thttp://spotify-finder')
        console.output('Save it and make sure you find Client ID and Client Secret on your screen')
        console.ask_input('Are you ready to fill in your username, client ID, and secret? [y]')

        settings()
        return True

    console.output('Logging in to Spotify')

    spotify = spotipy.Spotify(auth_manager=SpotifyOAuth(scope=Settings.SpotifyScope.get(),
                                                        client_id=Settings.SpotifyClientID.get(),
                                                        client_secret=Settings.SpotifySecret.get(),
                                                        redirect_uri='http://spotify-finder',
                                                        username=Settings.SpotifyUsername.get()))

    playlists = spotify.current_user_playlists()

    console.output('Found {0} spotify playlists'.format(len(playlists['items'])), console.DBG_INFO)

    playlist = console.option_picker("Pick a playlist that you want to download from",
                          playlists['items'],
                          quit=True,
                          objects=[
                              '__id__',
                              'x[name]',
                              'x[description]'
                          ],
                          table=[
                              ('ID', 2),
                              ('Name', 50),
                              ('Description', 100)
                          ])

    if playlist is None:
        return True
    else:
        playlist = playlists['items'][playlist]
        tracks = spotify.playlist_tracks(playlist['id'], fields='items(track(album(name,images(url)),artists(name),name))')

        console.output('Found {0} tracks in playlist {1}'.format(len(tracks['items']), playlist['name']), console.DBG_INFO)

        console.output('Start finding music from playlist \'{0}\''.format(playlist['name']))

        success = []
        fail = []

        for track in tracks['items']:
            track = track['track']
            tag = TagItem()
            tag.set_title(track['name'])
            tag.set_artist(', '.join(list(i['name'] for i in track['artists'])))
            tag.set_cover_url(track['album']['images'][0]['url'])  # 640x640
            tag.set_album(track['album']['name'])
            tag.set_genre('')  # unknown

            keywords = '{0} - {1}'.format(track['artists'][0]['name'], track['name'])

            console.output('Looking up {0} - {1}'.format(track['artists'][0]['name'], track['name']))

            result = search(keywords=keywords, automode=True, tags=tag)

            if result:
                success.append(tag)
                console.output(color.Fore.GREEN + '[ OK ] {tag.artist} - {tag.title}'.format(tag=tag))
            else:
                fail.append(tag)
                console.output(color.Fore.RED + '[FAIL] {tag.artist} - {tag.title}'.format(tag=tag))

        console.output('Sucessfully downloaded {0} songs. {1} songs failed to download'.format(len(success), len(fail)))

        if len(fail) > 0:
            seefails = console.ask_input('Do you want to see a list of the failed songs and manually search for it? [y/n]')

            if seefails == 'y':
                while True:
                    song = console.option_picker('Pick a song to manually download it',
                                                 fail,
                                                 quit=True,
                                                 objects=[
                                                     '__id__',
                                                     'x.artist',
                                                     'x.title'
                                                 ],
                                                 table=[
                                                     ('ID', 2),
                                                     ('Artist', 50),
                                                     ('Title', 100)
                                                 ])
                    if song is None:
                        break
                    else:
                        keywords = '{tag.artist} - {tag.title}'.format(tag=tag)
                        search(keywords=keywords)

    return True