"""
scrobbler
https://gist.github.com/mvrpl/53f1e377315e6db26c47
"""

import applescript # py-applescript
import time
import pylast
from dotenv import dotenv_values

config = dotenv_values(".env")

lfm = pylast.LastFMNetwork(
    api_key=config["LFM_KEY"],
    api_secret=config["LFM_SECRET"],
    username=config["USERNAME"],
    password_hash=pylast.md5(config["PASSWORD"]),
)

tell_iTunes = applescript.AppleScript('''
on is_running(appName)
	tell application "System Events" to (name of processes) contains appName
end is_running

on Playing()
	set iTunesRunning to is_running("Music")
	if iTunesRunning then
		tell application "Music"
	        set songId to the database ID of the current track
		    set songState to the player state
			set songTitle to the name of the current track
			set songArtist to the artist of the current track
			set songAlbum to the album of the current track
			set songAlbumArtist to the album artist of the current track
			set songDuration to the duration of the current track
			set result to songId & songState & songArtist & songTitle & songAlbum & songDuration & songAlbumArtist
			return result
		end tell
	end if
end Playing
''')
old_id = tracked_id = -1
runtime = 0
while True:
    time.sleep(1)
    try:
        out = tell_iTunes.call("Playing")
    except Exception as e:
        print(e)
        continue
    id, state, artist, song, album, duration, album_artist = out
    print(f"{runtime}/{round(duration)}", end="\r")
    if old_id != id:
        print("new song", old_id, id, song)
        runtime = 0
        old_id = id
    if tracked_id == id:
        continue
    if state.code != b"kPSP":
        continue
    if duration < 30:
        print("not tracking", duration)
        old_id = tracked_id = id
        continue
    runtime += 1
    if (runtime >= duration/2 or runtime > 4*60) and tracked_id != id:
        print("scrobbling")
        tracked_id = id
        lfm.scrobble(artist, song, int(time.time() - runtime), album, album_artist, duration)