import logging
import json
import re

import musicbrainzngs
import flask

import ListenBrainz

logging.basicConfig(
    format="%(levelname)s %(module)s::%(filename)s::%(funcName)s %(asctime)s - %(message)s",
    level=logging.DEBUG
)

app = flask.Flask(__name__)

musicbrainzngs.set_useragent("Navidrome Scrobbler", "beta 0.0")

# Returns a tuple of (track_mbid, album_mbid, artist_mbids: list)
# TODO improve matching instead of assuming the top result is correct
def get_mbid(scrobble: ListenBrainz.ListenBrainzScrobble) -> tuple[str, str, list[str]]:
    optional_args = {}
    if scrobble.duration:
        optional_args['dur'] = scrobble.duration * 1000
    elif scrobble.duration_ms:
        optional_args['dur'] = scrobble.duration_ms

    result = musicbrainzngs.search_recordings(f"{scrobble.track_name} {scrobble.release_name}", artist=scrobble.artist_name, **optional_args)

    top_result: dict = result['recording-list'][0]

    track_mbid: str = top_result['id']
    album_mbid: str = top_result['release-list'][0]['id']
    artist_mbids: list[str] = [artist['artist']['id'] for artist in top_result['artist-credit']]

    return (track_mbid, album_mbid, artist_mbids)

# See https://listenbrainz.readthedocs.io/en/latest/users/json.html#json-doc
@app.route('/1/submit-listens', methods=["POST"])
def submit_listens():

    if 'Authorization' not in flask.request.headers:
        return '', 401

    user_token_match: re.Match[str] | None = re.match(r'Token (.*)', flask.request.headers['Authorization'])

    if not user_token_match:
        return '', 401

    user_token: str = user_token_match.group(1)

    request_json: dict | None = flask.request.json
    if not request_json:
        return '', 401

    listen_type: str = request_json['listen_type']
    payload: list[dict] = request_json['payload']

    logging.debug("User Token", user_token)
    for scrobble_data in payload:
        logging.debug("Recievied scrobble", json.dumps(scrobble_data, indent=4))

        scrobble = ListenBrainz.ListenBrainzScrobble.from_json(scrobble_data)

        


    return '', 200

if __name__ == '__main__':
    app.run('127.0.0.1', port=8545)