#!bin/python
from run_local import log
from twisted.internet import reactor
import sys, optparse, logging
from rdflib import URIRef
import gi
gi.require_version('Gst', '1.0')
gi.require_version('Gtk', '3.0')

from light9.ascoltami.player import Player
from light9.ascoltami.playlist import Playlist, NoSuchSong
from light9.ascoltami.webapp import makeWebApp, songUri, songLocation
from light9 import networking, showconfig
from standardservice.scalessetup import gatherProcessStats

from gi.repository import GObject, Gst

gatherProcessStats()

class App(object):

    def __init__(self, graph, show):
        self.graph = graph
        self.player = Player(onEOS=self.onEOS)
        self.show = show
        self.playlist = Playlist.fromShow(graph, show)

    def onEOS(self, song):
        self.player.pause()
        self.player.seek(0)

        thisSongUri = songUri(graph, URIRef(song))

        try:
            nextSong = self.playlist.nextSong(thisSongUri)
        except NoSuchSong:  # we're at the end of the playlist
            return

        self.player.setSong(songLocation(graph, nextSong), play=False)


if __name__ == "__main__":
    GObject.threads_init()
    Gst.init(None)

    parser = optparse.OptionParser()
    parser.add_option(
        '--show',
        help='show URI, like http://light9.bigasterisk.com/show/dance2008',
        default=showconfig.showUri())
    parser.add_option("-v",
                      "--verbose",
                      action="store_true",
                      help="logging.DEBUG")
    parser.add_option("--twistedlog",
                      action="store_true",
                      help="twisted logging")
    (options, args) = parser.parse_args()

    log.setLevel(logging.DEBUG if options.verbose else logging.INFO)

    if not options.show:
        raise ValueError("missing --show http://...")

    graph = showconfig.getGraph()
    app = App(graph, URIRef(options.show))
    if options.twistedlog:
        from twisted.python import log as twlog
        twlog.startLogging(sys.stderr)
    reactor.listenTCP(networking.musicPlayer.port, makeWebApp(app))
    log.info("listening on %s" % networking.musicPlayer.port)
    reactor.run()