# Bryan Schumaker (8/8/2010)

__all__ = ["collection"]

import libsaria
import tagpy
call    = libsaria.event.call
exists  = libsaria.path.exists
expand  = libsaria.path.expand
FileRef = tagpy.FileRef

LIBRARY  = 0
PLAYLIST = 1
QUEUE    = 2

import lens
import library
playlist = lens.Playlist()

file_to_id = library.file_to_id
play_id    = library.play_id
get_attr   = library.get_attr
reset      = library.reset
inc_score  = library.inc_score
inc_count  = library.inc_count

def init():
	libsaria.init_pref("random", False)
libsaria.event.invite("POSTINIT", init)

def toggle_rand():
	libsaria.prefs["random"] = not libsaria.prefs["random"]

cur_lib_id = -1

def new_source(path, bg=True):
	global library
	path = expand(path)
	if not exists(path):
		return 0
	return call("NEWSOURCE", library.scan, path)

def lib_get_cur_id():
	global cur_lib_id
	return cur_lib_id

def lib_filter(text):
	global library
	library.filter(text)

def lib_is_visible(text):
	global library
	return library.is_visible(text)

def walk_plist():
	global playlist
	global library
	get_attr = library.get_attr
	for id in playlist.walk_ids():
		yield [get_attr(id, "artist"), get_attr(id, "album"),
			get_attr(id, "title"), id, get_attr(id, "year"),
			get_attr(id, "lenstr")]

def plist_save():
	global playlist
	playlist.save()

def plist_add_libid(lib_id):
	global playlist
	# Hey, Future Bryan.  I really want to use a lib_get_attrs() function
	# to return a list of attributes.  Can you do that for me, please?
	#		Thank you, Past Bryan
	artist = library.get_attr(lib_id, "artist")
	album  = library.get_attr(lib_id, "album")
	title  = library.get_attr(lib_id, "title")
	playlist.insert_tags(artist, album, title, lib_id)

def plist_is_visible(id):
	global playlist
	return playlist.is_visible(id)

def plist_filter(text):
	global playlist
	return playlist.filter(text)

def plist_reset():
	global playlist
	playlist.reset()
	playlist.save()

def plist_refresh():
	return call("PLISTREFRESH")

def choose_next():
	global playlist
	global cur_lib_id
	if libsaria.prefs["random"] == True:
		next = playlist.random()
	else:
		next = playlist.next_id(cur_lib_id)
	if next != None:
		return call("NEXT", play_id, next)

def change_score():
	prcnt = libsaria.music.get_progress()
	if prcnt > 0.75:
		inc_count(cur_lib_id)
		inc_score(cur_lib_id)
	if prcnt < 0.33:
		inc_score(cur_lib_id, -1)

def plist_next():
	change_score()
	choose_next()

def catch_eos(*args):
	inc_count(cur_lib_id)
	inc_score(cur_lib_id)
	choose_next()
libsaria.event.invite("POSTEOS", catch_eos)