from __future__ import nested_scopes
from __future__ import generators
from __future__ import division
from __future__ import absolute_import
from __future__ import with_statement
from __future__ import print_function
#
# gutemine3 Software Feed Update Plugin
#
from Plugins.Plugin import PluginDescriptor
import Plugins.SystemPlugins.gutemine.gutemine as gutemine
from os import path as os_path, remove as os_remove, listdir as os_listdir
from shutil import rmtree as rmtree
from Plugins.SystemPlugins.gutemine.gutemine import gutemineCheckPackages as gutemineCheckPackages, checkAll, addFeed, removeFeed, getPluginDir, gutemineInformation
from Components.config import config
from Screens.MessageBox import MessageBox
import hashlib
gutemine_feed = str("gutemine3")
gutemine_desc = str(_("Fetching feed entries"))


def gutemineAutostart(reason, **kwargs):
    if kwargs.has_key("session"):
        sr = "/proc/sys/kernel/sysrq"
        if os_path.exists(sr):
            f = open(sr, "w")
            f.write("0\n")
            f.close()
        # clean package files ...
        if config.plugins.gutemine.feed.value:
            addFeed(False)
        else:
            removeFeed()
        session = kwargs["session"]
        checkAll()
        if reason == 0:
            session.open(gutemineCheckPackages)
        else:
            session.gutemineCheckPackages.gutemineStop()


def gutemineUninstalled(session):
    text = gutemine_feed+" - "+_("Undo uninstall")
    session.open(MessageBox, text.replace("+", ""), MessageBox.TYPE_ERROR)


def gutemineStart(session, tmp=None, **kwargs):
    gutemine_plugindir = getPluginDir()
    if os_path.exists("%s/plugin.py" % gutemine_plugindir):
        reload(gutemine)
        session.open(gutemine.gutemineMain)
    else:
        gutemineUninstalled(session)


def gutemineShowInformation(session, **kwargs):
    session.open(gutemine.gutemineInformation)


CS_dialog = None


def gutemineMain(session, **kwargs):
    gutemine_plugindir = getPluginDir()
    if os_path.exists("%s/plugin.py" % gutemine_plugindir):
        reload(gutemine)
        global CS_dialog
        CS_dialog = session.current_dialog
        session.openWithCallback(callbackgutemineMain, gutemine.gutemineMain)
    else:
        gutemineUninstalled(session)


def callbackgutemineMain(ret=False):
    if config.plugins.gutemine.hide.value:
        # refresh PluginBrowser if hide PluginBrowserMenuEntry
        from Screens.PluginBrowser import PluginBrowser
        global CS_dialog
        if not CS_dialog is None and isinstance(CS_dialog, PluginBrowser):
            index = CS_dialog["pluginlist"].index
            CS_dialog.updateList()
            CS_dialog["pluginlist"].index = index
        CS_dialog = None


def gutemineCallFnc(tmp=None, arg=None):
    return gutemineStart(tmp, arg)


PluginMenuDescriptor = PluginDescriptor(name=gutemine_feed, description=gutemine_desc, where=[
                                        PluginDescriptor.WHERE_PLUGINMENU], fnc=gutemineMain, needsRestart=False, icon=str("gutemine.png"))
ExtensionsMenuDescriptor = PluginDescriptor(name=gutemine_feed, description=gutemine_desc, where=[
                                            PluginDescriptor.WHERE_EXTENSIONSMENU], fnc=gutemineMain, needsRestart=False, icon=str("gutemine.png"))


def Plugins(**kwargs):
    plugin_desc = []
    plugin_desc.append(PluginDescriptor(name=gutemine_feed, description=gutemine_desc, where=PluginDescriptor.WHERE_SOFTWAREMANAGER,  needsRestart=False, fnc={
                       "SoftwareSupported": gutemineCallFnc, "menuEntryName": gutemine_feed, "menuEntryDescription": gutemine_desc}))
    # setup menu
    plugin_desc.append(PluginDescriptor(name=gutemine_feed, description=gutemine_desc,
                       where=PluginDescriptor.WHERE_MENU, fnc=gutemineMainConf))
    if not config.plugins.gutemine.hide.value:
        plugin_desc.append(PluginMenuDescriptor)
        plugin_desc.append(ExtensionsMenuDescriptor)
    plugin_desc.append(PluginDescriptor(where=[
                       PluginDescriptor.WHERE_SESSIONSTART, PluginDescriptor.WHERE_AUTOSTART], fnc=gutemineAutostart))
    return plugin_desc


def gutemineMainConf(menuid):
#   cprint(menuid)
    if menuid == "setup":
        return [(gutemine_feed, gutemineMain, "gutemine3", None)]
    elif menuid == "information":
        return [(_("About")+" "+gutemine_feed, gutemineShowInformation, "gutemine3", None)]
    elif menuid == "menu_information":
        return [(_("About")+" "+gutemine_feed, gutemineShowInformation, "gutemine3", None)]
    else:
        return []