import spotipy
from spotipy.oauth2 import SpotifyOAuth
from ..config.configs import Credentials, ProjectPaths
import json


def list_personal_saved_tracks():
    scope = "user-library-read"
    auth = SpotifyOAuth(client_id=Credentials.SPOTIFY_CLIENT_ID, client_secret=Credentials.SPOTIFY_SECRET_ID, scope=scope, redirect_uri="https://localhost:5000")
    sp = spotipy.Spotify(auth_manager=auth)

    tracks = []
    downloaded_tracks = []
    offset_count = 0
    for _ in range(50):
        results = sp.current_user_saved_tracks(limit=50, offset=offset_count)
        for idx, item in enumerate(results['items']):
            track = item['track']
            data = {"artist": track['artists'][0]['name'], "track": track['name']}
            if track not in downloaded_tracks:
                tracks.append(data)
                downloaded_tracks.append(track)
                print(idx, track['artists'][0]['name'], " - ", track['name'])
        offset_count += 50

    with open(ProjectPaths.DATA_DIR.joinpath("json", "saved_tracks.json"), "w", encoding="UTF-8") as wr:
        json.dump(tracks, wr, indent=4)