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import os
import gradio as gr
import spotipy
from spotipy.oauth2 import SpotifyOAuth
import random
import time
# Load environment variables securely from Hugging Face secrets
CLIENT_ID = os.environ["SPOTIFY_CLIENT_ID"]
CLIENT_SECRET = os.environ["SPOTIFY_CLIENT_SECRET"]
REDIRECT_URI = os.environ.get("SPOTIFY_REDIRECT_URI", "https://jisaacso219-rng-shuffle.hf.space/callback")
SCOPE = "user-read-playback-state user-modify-playback-state playlist-read-private"
sp_oauth = SpotifyOAuth(
client_id=CLIENT_ID,
client_secret=CLIENT_SECRET,
redirect_uri=REDIRECT_URI,
scope=SCOPE
)
auth_url = sp_oauth.get_authorize_url()
sp = None # Will be set after authorization
user_playlists = {}
selected_playlist_id = None
with gr.Blocks(title="RNG Spotify Playlist Shuffler") as demo:
gr.Markdown("## 🎵 RNG Spotify Playlist Shuffler", elem_id="title")
gr.Markdown("A clean and simple way to shuffle your Spotify playlists with one click.")
with gr.Column():
login_button = gr.Button("🔐 Step 1: Login to Spotify")
login_link = gr.Markdown(f"[Click here to login to Spotify]({auth_url})", visible=False)
code_box = gr.Textbox(label="Step 2: Paste authorization code", placeholder="...?code=ABC123", visible=False)
authorize_button = gr.Button("✅ Step 3: Complete Authorization", visible=False)
login_status = gr.Markdown(visible=False)
playlist_dropdown = gr.Dropdown(choices=[], label="Step 4: 🎧 Select a Playlist", visible=False)
shuffle_button = gr.Button("🔀 Step 5: Shuffle and Play", visible=False)
result_box = gr.Markdown(visible=False)
def check_login(code):
global sp, user_playlists
if not code:
return (
gr.update(visible=True, value="⚠️ No authorization code received."),
gr.update(visible=False),
gr.update(visible=False),
gr.update(visible=False)
)
token_info = sp_oauth.get_access_token(code, as_dict=False)
sp = spotipy.Spotify(auth=token_info)
playlists = sp.current_user_playlists(limit=50)
user_playlists = {p['name']: p['id'] for p in playlists['items']}
return (
gr.update(visible=True, value="✅ Logged in! Select your playlist below."),
gr.update(visible=True, choices=list(user_playlists.keys())),
gr.update(visible=True),
gr.update(visible=True)
)
def shuffle_and_play(playlist_name):
global selected_playlist_id
if not sp:
return gr.update(value="⚠️ You must login first.", visible=True)
selected_playlist_id = user_playlists[playlist_name]
tracks = []
results = sp.playlist_tracks(selected_playlist_id)
tracks.extend(results['items'])
while results['next']:
results = sp.next(results)
tracks.extend(results['items'])
uris = [t['track']['uri'] for t in tracks if t['track']]
random.shuffle(uris)
devices = sp.devices()
if not devices['devices']:
return gr.update(value="⚠️ No active Spotify devices found. Open the Spotify app and try again.", visible=True)
device_id = devices['devices'][0]['id']
sp.start_playback(device_id=device_id, uris=uris)
return gr.update(value=f"▶️ Now playing: **{playlist_name}** in shuffled order!", visible=True)
authorize_button.click(
check_login,
inputs=[code_box],
outputs=[login_status, playlist_dropdown, shuffle_button, result_box]
)
shuffle_button.click(
shuffle_and_play,
inputs=[playlist_dropdown],
outputs=[result_box]
)
def show_authorize_inputs():
return gr.update(visible=True), gr.update(visible=True), gr.update(visible=True)
login_button.click(
fn=show_authorize_inputs,
outputs=[login_link, code_box, authorize_button],
show_progress=False
)
if __name__ == "__main__":
demo.launch()
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