from typing import Tuple
import requests
import spotipy
from spotipy.oauth2 import SpotifyOAuth
import sys
from urllib.parse import urlencode
from urllib.parse import urlencode, urlparse, parse_qs
import webbrowser
import time 
import base64


CLIENT_ID = 'a1b29f64bef643b5ade0944830637510'
CLIENT_SECRET = '1d74196e6fec41f9986917afd57df3da'
REDIRECT_URI = 'https://vinyly.couraud.xyz'
SCOPE = 'user-modify-playback-state user-read-playback-state'
TOKEN_FILE = 'spotify_token.json'
import json

def get_spotify_token():
    # Try to load existing token
    try:
        with open(TOKEN_FILE) as f:
            data = json.load(f)
            if data['expires_at'] > time.time():
                return data['access_token']
            # refresh token
            resp = requests.post(
                'https://accounts.spotify.com/api/token',
                data={'grant_type': 'refresh_token', 'refresh_token': data['refresh_token']},
                headers={'Authorization': 'Basic ' + base64.b64encode(f"{CLIENT_ID}:{CLIENT_SECRET}".encode()).decode()}
            ).json()
            data['access_token'] = resp['access_token']
            data['expires_at'] = time.time() + resp['expires_in']
            with open(TOKEN_FILE, 'w') as f2:
                json.dump(data, f2)
            return data['access_token']
    except FileNotFoundError:
        # Get authorization code
        auth_url = 'https://accounts.spotify.com/authorize?' + urlencode({
            'client_id': CLIENT_ID,
            'response_type': 'code',
            'redirect_uri': REDIRECT_URI,
            'scope': SCOPE
        })
        print("Open this URL and authorize:", auth_url)
        webbrowser.open(auth_url)
        code = input("Paste the full redirected URL here: ")
        code = parse_qs(urlparse(code).query)['code'][0]

        # Exchange code for tokens
        resp = requests.post(
            'https://accounts.spotify.com/api/token',
            data={
                'grant_type': 'authorization_code',
                'code': code,
                'redirect_uri': REDIRECT_URI
            },
            headers={'Authorization': 'Basic ' + base64.b64encode(f"{CLIENT_ID}:{CLIENT_SECRET}".encode()).decode()}
        ).json()

        data = {
            'access_token': resp['access_token'],
            'refresh_token': resp['refresh_token'],
            'expires_at': time.time() + resp['expires_in']
        }
        with open(TOKEN_FILE, 'w') as f:
            json.dump(data, f)
        return data['access_token']
    

HEADERS_LUT = {
    "X-Client-Id": "58bd3c95768941ea9eb4350aaa033eb3",
    "Accept-Encoding": "gzip, deflate",
    "Connection": "close",
    "App-Platform": "iOS",
    "Accept": "*/*",
    "User-Agent": "Spotify/8.5.68 iOS/13.4 (iPhone9,3)",
    "Accept-Language": "en",
    "Spotify-App-Version": "8.5.68",
}

MEDIA_REF_LUT_URL = "https://spclient.wg.spotify.com:443/scannable-id/id"

auth_url = "https://accounts.spotify.com/authorize?" + urlencode({
    "client_id": CLIENT_ID,
    "response_type": "code",
    "redirect_uri": REDIRECT_URI,
    "scope": SCOPE
})




def get_uri(media_ref: int):

    with open("/app/songs.json") as f:
        code_to_url = json.load(f)
    
    uri = code_to_url.get(str(media_ref))
    if uri: 
        return uri
    else:
        return -1


def get_info(uri: str, token: str) -> Tuple[dict, dict]:
    """Query the Spotify API to get information about a URI."""
    info_headers = {
        "Content-Type": "application/json",
        "Accept": "application/json",
        "Authorization": f"Bearer {token}"
    }
    split = uri.split(":")
    content_type = split[-2] + "s"
    id = split[-1]
    response = requests.get(f"https://api.spotify.com/v1/{content_type}/{id}", headers=info_headers)
    response.raise_for_status()
    resp = response.json()
    result = {
        "name": resp["name"],
        "type": split[-2],
        "url": resp["external_urls"]["spotify"],
    }
    if "artists" in resp:
        result['artists'] = []
        for a in resp['artists']:
            result["artists"].append(a["name"])
    if "album" in resp:
        result['album'] = resp['album']['name']

    if "description" in resp:
        result["description"] = resp['description']
    
    return result, resp