SpotifyHandler.py

import base64
import json
import requests

#Spotify Handler


def login(client_id, client_secret):
    #API Authentication 
    auth_header = f"Basic {base64.b64encode(f'{client_id}:{client_secret}'.encode()).decode()}"
    header={"Authorization": auth_header}
    token_url = "https://accounts.spotify.com/api/token"
    auth_response = requests.post(
        token_url,
        headers=header,
        data={"grant_type": "client_credentials"}
    )
    access_token = auth_response.json()["access_token"]

    print("Completed Authenticating, access_token: ", access_token)


    access_token = {
    "Authorization": f"Bearer {access_token}"
    }

    return access_token



def request_all_playlist(access_token, user_id):
    #Gets All of the playlist of a given user
    """
    Attempt at building auto user id functionality, not sure how to make an API request for a single user.

    user_url = "https://api.spotify.com/v1/me"
    user_json = requests.get(user_url, headers=access_token)

    user_json = user_json.json()
    user_id = user_json["id"]
    """


    playlists_url = f"https://api.spotify.com/v1/users/{user_id}/playlists"
    playlists_response = requests.get(playlists_url, headers=access_token)


    playlists_json = playlists_response.json()

    playlist = {}
    

    for x in range(len(playlists_json["items"])):
        playlist[playlists_json["items"][x]["name"]] = playlists_json["items"][x]["id"]


    return playlist


def get_playlist(access_token, playlistid):

    playlist_url = f"https://api.spotify.com/v1/playlists/{playlistid}"

    playlist_response = requests.get(playlist_url, headers=access_token)

    playlists_json = playlist_response.json()

    playlist = {}

    for x in range(len(playlists_json["items"])):
        playlist[playlists_json["items"][x]["name"]] = playlists_json["items"][x]["id"]


    return playlist


def get_playlist_name(access_token, playlistid):
    playlist_url = f"https://api.spotify.com/v1/playlists/{playlistid}"

    playlist_response = requests.get(playlist_url, headers=access_token)

    playlists_json = playlist_response.json()

    return playlists_json["name"]


    




def request_tracks(access_token, playlist_id, offset = 0 ):
    #Returns up to 100 tracks from a given playlist in the form of a json.
    params = {
    "limit": 100,
    "offset": offset   # Index of the first track to return
    }
 
    tracks_url = f"https://api.spotify.com/v1/playlists/{playlist_id}/tracks"
    tracks_response = requests.get(tracks_url, params=params ,headers=access_token)
    tracks = tracks_response.json()

    #data[playlist_name] = tracks
    #print("\nBuilding playlist: ", playlist_name)

    return tracks