# This is a simple test plugin, to make sure everything is working

__author__="bjschuma"
__date__ ="$Dec 21, 2009 11:58:37 PM$"


from bt.file import *
import gst

import settings
from manager import manager
from cline import message
global pipeline
pipeline = None

global time
time = gst.Format(gst.FORMAT_TIME)



def load(filename):
	filename = expandPath(filename)
	if checkPath(filename) == False:
		return

	write("loading file: "+filename,True)
	bin = gst.element_factory_make("playbin", None)
	bin.set_property("uri", "file://"+filename)
	bin.set_state(gst.STATE_PAUSED)

	global pipeline
	pipeline = gst.Pipeline("player")
	pipeline.add(bin)



def play():
	global pipeline
	pipeline.set_state(gst.STATE_PLAYING)


def pause():
	global pipeline
	pipeline.set_state(gst.STATE_PAUSED)


def progress():
	global pipeline
	global time

	# Don't bother to go on if the pipeline isn't playing
	if not pipeline.get_state()[1] == gst.STATE_PLAYING:
		return -1

	position = pipeline.query_position(time)[0]
	total = pipeline.query_duration(time)[0]
	return float(position) / float(total)



# If the song is done, play the next song
def done():
	p = progress()

	if p == -1:
		return

	max = int(settings.get("maxyx")[1] * p)
	bar = "="
	message.disp(bar*max, settings.get("maxyx")[0]-1)


	if p == 1.0:
	#if position == total:
		manager.run("next")




# Called every time the plugin is enabled
def init():
	global pipeline
	pipeline = gst.Pipeline()
	pipeline.set_state(gst.STATE_NULL)
	songs = settings.get("args")

	settings.set("everyloop",done)

	if len(songs) > 0:
		load(songs[0])
		settings.replace("args", [])



# Called every time the plugin is stopped
def close():
	global pipeline
	pipeline.set_state(gst.STATE_NULL)



# Called when the plugin needs to perform some action
def run(args=None):
	pass