#!/usr/bin/python
# -*- coding: utf-8 -*-

# Cagou: desktop/mobile frontend for Salut à Toi XMPP client
# Copyright (C) 2016 Jérôme Poisson (goffi@goffi.org)

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.

# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.


from sat_frontends.constants import Const as C
from sat_frontends.quick_frontend.quick_profile_manager import QuickProfileManager
from kivy.uix.boxlayout import BoxLayout
from kivy.uix import listview
from kivy.uix.button import Button
from kivy.uix.screenmanager import ScreenManager, Screen
from kivy.adapters import listadapter
from kivy.properties import ObjectProperty


class ProfileItem(listview.ListItemButton):
    pass


class ProfileListAdapter(listadapter.ListAdapter):

    def __init__(self, pm, *args, **kwargs):
        super(ProfileListAdapter, self).__init__(*args, **kwargs)
        self.pm = pm
        self.host = pm.host

    def closeUI(self, xmlui):
        self.pm.screen_manager.transition.direction = 'right'
        self.pm.screen_manager.current = 'profiles'

    def showUI(self, xmlui):
        xmlui.setCloseCb(self.closeUI)
        if xmlui.type == 'popup':
            xmlui.bind(on_touch_up=lambda obj, value: self.closeUI(xmlui))
        self.pm.xmlui_screen.clear_widgets()
        self.pm.xmlui_screen.add_widget(xmlui)
        self.pm.screen_manager.transition.direction = 'left'
        self.pm.screen_manager.current = 'xmlui'

    def select_item_view(self, view):
        def authenticate_cb(data, cb_id, profile):
            if C.bool(data.pop('validated', C.BOOL_FALSE)):
                super(ProfileListAdapter, self).select_item_view(view)
            self.host.actionManager(data, callback=authenticate_cb, ui_show_cb=self.showUI, profile=profile)

        self.host.launchAction(C.AUTHENTICATE_PROFILE_ID, callback=authenticate_cb, profile=view.text)


class ConnectButton(Button):
    pass


class ProfileScreen(Screen):
    layout = ObjectProperty(None)

    def __init__(self, pm):
        super(ProfileScreen, self).__init__(name=u'profiles')
        profiles = pm.host.bridge.getProfilesList()
        profiles.sort()
        list_adapter = ProfileListAdapter(pm,
                                          data=profiles,
                                          cls=ProfileItem,
                                          selection_mode='multiple',
                                          allow_empty_selection=True,
                                          )
        self.layout.add_widget(listview.ListView(adapter=list_adapter))
        connect_btn = ConnectButton()
        self.layout.add_widget(connect_btn)


class ProfileManager(QuickProfileManager, BoxLayout):

    def __init__(self, host, autoconnect=None):
        QuickProfileManager.__init__(self, host, autoconnect)
        BoxLayout.__init__(self, orientation="vertical")
        self.screen_manager = ScreenManager()
        self.profiles_screen = ProfileScreen(self)
        self.xmlui_screen = Screen(name=u'xmlui')
        self.screen_manager.add_widget(self.profiles_screen)
        self.screen_manager.add_widget(self.xmlui_screen)
        self.add_widget(self.screen_manager)