from Components.config import ConfigSubsection, config
import os

config.plugins = ConfigSubsection()


class PluginDescriptor:
	"""An object to describe a plugin."""

	# where to list the plugin. Note that there are different call arguments,
	# so you might not be able to combine them.

	# supported arguments are:
	#   session
	#   servicereference
	#   reason

	# you have to ignore unknown kwargs!

	# argument: session
	WHERE_EXTENSIONSMENU = 1
	WHERE_MAINMENU = 2
	WHERE_PLUGINMENU = 3
	# argument: session, serviceref (currently selected)
	WHERE_MOVIELIST = 4
	# argument: menuid. Fnc must return list with menuitems (4-tuple of name, fnc to call, entryid or None, weight or None)
	WHERE_MENU = 5

	# reason (0: start, 1: end)
	WHERE_AUTOSTART = 6

	# start as wizard. In that case, fnc must be tuple (priority,class) with class being a screen class!
	WHERE_WIZARD = 7

	# like autostart, but for a session. currently, only session starts are
	# delivered, and only on pre-loaded plugins
	WHERE_SESSIONSTART = 8

	# start as teletext plugin. arguments: session, serviceref
	WHERE_TELETEXT = 9

	# file-scanner, fnc must return a list of Scanners
	WHERE_FILESCAN = 10

	# fnc must take an interface name as parameter and return None if the plugin supports an extended setup
	# or return a function which is called with session and the interface name for extended setup of this interface
	WHERE_NETWORKSETUP = 11

	# show up this plugin (or a choicebox with all of them) for long INFO keypress
	# or return a function which is called with session and the interface name for extended setup of this interface
	WHERE_EVENTINFO = 12

	# reason (True: Networkconfig read finished, False: Networkconfig reload initiated )
	WHERE_NETWORKCONFIG_READ = 13

	WHERE_AUDIOMENU = 14

	# fnc 'SoftwareSupported' or  'AdvancedSoftwareSupported' must take a parameter and return None
	# if the plugin should not be displayed inside Softwaremanger or return a function which is called with session
	# and 'None' as parameter to call the plugin from the Softwaremanager menus. "menuEntryName" and "menuEntryDescription"
	# should be provided to name and describe the new menu entry.
	WHERE_SOFTWAREMANAGER = 15

	# start as channellist context menu plugin. session, serviceref (currently selected)
	WHERE_CHANNEL_CONTEXT_MENU = 16

	# fnc must take an interface name as parameter and return None if the plugin supports an extended setup
	# or return a function which is called with session and the interface name for extended setup of this interface
	WHERE_NETWORKMOUNTS = 17

	WHERE_VIXMENU = 18

	WHERE_SATCONFIGCHANGED = 19

	WHERE_SERVICESCAN = 20

	WHERE_EXTENSIONSINGLE = 21

	def __init__(self, name="Plugin", where=None, description="", icon=None, fnc=None, wakeupfnc=None, needsRestart=None, internal=False, weight=0):
		if not where:
			where = []
		self.name = name
		self.internal = internal
		self.needsRestart = needsRestart
		self.path = None
		if isinstance(where, list):
			self.where = where
		else:
			self.where = [where]
		self.description = description

		if icon is None or isinstance(icon, str):
			self.iconstr = icon
			self._icon = None
		else:
			self.iconstr = None
			self._icon = icon

		self.weight = weight

		self.wakeupfnc = wakeupfnc

		self.__call__ = fnc

	def updateIcon(self, path):
		self.path = path

	def getWakeupTime(self):
		return self.wakeupfnc and self.wakeupfnc() or -1

	@property
	def icon(self):
		if self.iconstr and self.path:
			from Tools.LoadPixmap import LoadPixmap
			return LoadPixmap(os.path.join(self.path, self.iconstr))
		else:
			return self._icon

	def __eq__(self, other):
		return self.__call__ == other.__call__

	def __ne__(self, other):
		return self.__call__ != other.__call__

	def __lt__(self, other):
		if self.weight < other.weight:
			return True
		elif self.weight == other.weight:
			return self.name < other.name
		else:
			return False

	def __gt__(self, other):
		return other < self

	def __ge__(self, other):
		return not self < other

	def __le__(self, other):
		return not other < self
