PyBitmessage-2024-12-09/src/bitmessagekivy/mpybit.py

"""
Bitmessage kivy interface
"""
# pylint: disable=relative-import, import-error, no-name-in-module
# pylint: disable=too-few-public-methods, too-many-lines, unused-argument
import os
import time
from functools import partial
from bmconfigparser import BMConfigParser
from helper_sql import sqlExecute, sqlQuery
from kivy.app import App
from kivy.clock import Clock
from kivy.core.clipboard import Clipboard
from kivy.core.window import Window
from kivy.lang import Builder
from kivy.metrics import dp
from kivy.properties import (
    BooleanProperty,
    ListProperty,
    NumericProperty,
    ObjectProperty,
    StringProperty
)
from kivy.uix.behaviors import FocusBehavior
from kivy.uix.boxlayout import BoxLayout
from kivy.uix.button import Button
from kivy.uix.carousel import Carousel
from kivy.uix.image import Image
from kivy.uix.label import Label
from kivy.uix.popup import Popup
from kivy.uix.recycleboxlayout import RecycleBoxLayout
from kivy.uix.recycleview import RecycleView
from kivy.uix.recycleview.layout import LayoutSelectionBehavior
from kivy.uix.recycleview.views import RecycleDataViewBehavior
from kivy.uix.screenmanager import Screen
from kivy.uix.spinner import Spinner
from kivy.uix.textinput import TextInput
from kivy.utils import platform

import kivy_helper_search
from kivymd.button import MDIconButton
from kivymd.dialog import MDDialog
from kivymd.label import MDLabel
from kivymd.list import (
    ILeftBody,
    ILeftBodyTouch,
    IRightBodyTouch,
    TwoLineAvatarIconListItem,
    TwoLineListItem
)
from kivymd.navigationdrawer import (
    MDNavigationDrawer,
    NavigationDrawerHeaderBase
)
from kivymd.selectioncontrols import MDCheckbox
from kivymd.theming import ThemeManager

import queues
from semaphores import kivyuisignaler

import state
from uikivysignaler import UIkivySignaler

import identiconGeneration


def toast(text):
    """Function displays toast message."""
    # pylint: disable=redefined-outer-name
    from kivymd.toast.kivytoast import toast
    toast(text)
    return


class Navigatorss(MDNavigationDrawer):
    """Navigator class contains image, title and logo."""
    image_source = StringProperty('images/qidenticon_two.png')
    title = StringProperty('Navigation')
    drawer_logo = StringProperty()


class Inbox(Screen):
    """Inbox Screen uses screen to show widgets of screens."""
    queryreturn = ListProperty()
    has_refreshed = True

    def __init__(self, *args, **kwargs):
        """Method Parsing the address."""
        super(Inbox, self).__init__(*args, **kwargs)
        if state.association == '':
            if BMConfigParser().addresses():
                state.association = BMConfigParser().addresses()[0]
        Clock.schedule_once(self.init_ui, 0)

    def init_ui(self, dt=0):
        """Clock Schdule for method inbox accounts."""
        self.inboxaccounts()
        print dt

    def inboxaccounts(self):
        """Load inbox accounts."""
        account = state.association
        self.loadMessagelist(account, 'All', '')

    def loadMessagelist(self, account, where="", what=""):
        """Load Inbox list for Inbox messages."""
        # pylint: disable=too-many-locals
        if state.searcing_text:
            self.children[2].children[0].children[0].scroll_y = 1.0
            where = ['subject', 'message']
            what = state.searcing_text
        xAddress = 'toaddress'
        data = []
        self.queryreturn = kivy_helper_search.search_sql(
            xAddress, account, "inbox", where, what, False)
        if self.queryreturn:
            src_mng_obj = state.kivyapp.root.children[2].children[0].ids
            src_mng_obj.inbox_cnt.badge_text = str(len(self.queryreturn))
            state.inbox_count = str(len(self.queryreturn))
            for mail in self.queryreturn[:20]:
                # third_text = mail[3].replace('\n', ' ')
                data.append({
                    'text': mail[4].strip(),
                    'secondary_text': mail[5][:50] + '........' if len(
                        mail[5]) >= 50 else (mail[5] + ',' + mail[3].replace(
                            '\n', ''))[0:50] + '........',
                    'msgid': mail[1]})
            self.has_refreshed = True
            self.set_mdList(data)
            self.children[2].children[0].children[0].bind(
                scroll_y=self.check_scroll_y)
        else:
            content = MDLabel(
                font_style='Body1',
                theme_text_color='Primary',
                text="No message found!" if state.searcing_text
                else "yet no message for this account!!!!!!!!!!!!!",
                halign='center',
                bold=True,
                size_hint_y=None,
                valign='top')
            self.ids.ml.add_widget(content)

    def set_mdList(self, data):
        """This method is used to create the mdList"""
        for item in data:
            meny = TwoLineAvatarIconListItem(
                text=item['text'],
                secondary_text=item['secondary_text'],
                theme_text_color='Custom',
                text_color=NavigateApp().theme_cls.primary_color)
            meny.add_widget(AvatarSampleWidget(
                source='./images/text_images/{}.png'.format(
                    avatarImageFirstLetter(item['secondary_text'].strip()))))
            meny.bind(on_press=partial(
                self.inbox_detail, item['msgid']))
            carousel = Carousel(direction='right')
            carousel.height = meny.height
            carousel.size_hint_y = None
            carousel.ignore_perpendicular_swipes = True
            carousel.data_index = 0
            carousel.min_move = 0.2
            del_btn = Button(text='Delete')
            del_btn.background_normal = ''
            del_btn.background_color = (1, 0, 0, 1)
            del_btn.bind(on_press=partial(
                self.delete, item['msgid']))
            carousel.add_widget(del_btn)
            carousel.add_widget(meny)
            ach_btn = Button(text='Achieve')
            ach_btn.background_color = (0, 1, 0, 1)
            ach_btn.bind(on_press=partial(
                self.archive, item['msgid']))
            carousel.add_widget(ach_btn)
            carousel.index = 1
            self.ids.ml.add_widget(carousel)

    def check_scroll_y(self, instance, somethingelse):
        """This method is used to load data on scroll"""
        if self.children[2].children[0].children[
                0].scroll_y <= -0.0 and self.has_refreshed:
            self.children[2].children[0].children[0].scroll_y = 0.06
            total_message = len(self.ids.ml.children)
            if total_message != len(self.queryreturn):
                self.update_inbox_screen_on_scroll(total_message)
            self.has_refreshed = True if total_message != len(
                self.queryreturn) else False
        else:
            pass

    def update_inbox_screen_on_scroll(self, total_message):
        """This method is used to load more data on scroll down"""
        data = []
        for mail in self.queryreturn[total_message:total_message + 5]:
            # third_text = mail[3].replace('\n', ' ')
            data.append({
                'text': mail[4].strip(),
                'secondary_text': mail[5][:50] + '........' if len(
                    mail[5]) >= 50 else (mail[5] + ',' + mail[3].replace(
                        '\n', ''))[0:50] + '........',
                'msgid': mail[1]})
        self.set_mdList(data)

    def inbox_detail(self, msg_id, *args):
        """Load inbox page details."""
        state.detailPageType = 'inbox'
        state.mail_id = msg_id
        if self.manager:
            src_mng_obj = self.manager
        else:
            src_mng_obj = self.parent.parent
        src_mng_obj.screens[13].clear_widgets()
        src_mng_obj.screens[13].add_widget(MailDetail())
        src_mng_obj.current = 'mailDetail'

    def delete(self, data_index, instance, *args):
        """Delete inbox mail from inbox listing."""
        sqlExecute(
            "UPDATE inbox SET folder = 'trash' WHERE msgid = ?;", str(
                data_index))
        try:
            msg_count_objs = (
                self.parent.parent.parent.parent.children[2].children[0].ids)
        except Exception:
            msg_count_objs = (
                self.parent.parent.parent.parent.parent.children[
                    2].children[0].ids)
        if int(state.inbox_count) > 0:
            msg_count_objs.inbox_cnt.badge_text = str(
                int(state.inbox_count) - 1)
            msg_count_objs.trash_cnt.badge_text = str(
                int(state.trash_count) + 1)
            msg_count_objs.allmail_cnt.badge_text = str(
                int(state.all_count) - 1)
            state.inbox_count = str(
                int(state.inbox_count) - 1)
            state.trash_count = str(
                int(state.trash_count) + 1)
            state.all_count = str(
                int(state.all_count) - 1)
        self.ids.ml.remove_widget(
            instance.parent.parent)
        toast('Deleted')
        self.update_trash()

    def archive(self, data_index, instance, *args):
        """Archive inbox mail from inbox listing."""
        sqlExecute(
            "UPDATE inbox SET folder = 'trash' WHERE msgid = ?;", str(
                data_index))
        self.ids.ml.remove_widget(instance.parent.parent)
        self.update_trash()

    def update_trash(self):
        """Update trash screen mails which is deleted from inbox."""
        try:
            self.parent.screens[4].clear_widgets()
            self.parent.screens[4].add_widget(Trash())
        except Exception:
            self.parent.parent.screens[4].clear_widgets()
            self.parent.parent.screens[4].add_widget(Trash())

    # pylint: disable=attribute-defined-outside-init
    def refresh_callback(self, *args):
        """Method updates the state of application,
        While the spinner remains on the screen."""
        def refresh_callback(interval):
            """Method used for loading the inbox screen data."""
            state.searcing_text = ''
            self.children[2].children[1].ids.search_field.text = ''
            self.ids.ml.clear_widgets()
            self.loadMessagelist(state.association)
            self.has_refreshed = True
            self.ids.refresh_layout.refresh_done()
            self.tick = 0

        Clock.schedule_once(refresh_callback, 1)

    def set_root_layout(self):
        """Setting root layout"""
        return self.parent.parent.parent


class MyAddress(Screen):
    """MyAddress Screen uses screen to show widgets of screens."""
    addresses_list = ListProperty()
    has_refreshed = True

    def __init__(self, *args, **kwargs):
        """Clock Schdule for method inbox accounts."""
        super(MyAddress, self).__init__(*args, **kwargs)
        Clock.schedule_once(self.init_ui, 0)

    def init_ui(self, dt=0):
        """Clock Schdule for method inbox accounts."""
        # pylint: disable=unnecessary-lambda, deprecated-lambda
        self.addresses_list = state.kivyapp.variable_1
        if state.searcing_text:
            self.ids.refresh_layout.scroll_y = 1.0
            filtered_list = filter(
                lambda addr: self.filter_address(
                    addr), BMConfigParser().addresses())
            self.addresses_list = filtered_list
        self.addresses_list = [obj for obj in reversed(self.addresses_list)]
        if self.addresses_list:
            self.has_refreshed = True
            self.set_mdList(0, 15)
            self.ids.refresh_layout.bind(scroll_y=self.check_scroll_y)
        else:
            content = MDLabel(
                font_style='Body1',
                theme_text_color='Primary',
                text="No address found!" if state.searcing_text
                else "yet no address is created by user!!!!!!!!!!!!!",
                halign='center',
                bold=True,
                size_hint_y=None,
                valign='top')
            self.ids.ml.add_widget(content)
            if not state.searcing_text:
                try:
                    self.manager.current = 'login'
                except Exception:
                    pass

    def set_mdList(self, first_index, last_index):
        """This method is used to create the mdlist"""
        data = []
        for address in self.addresses_list[first_index:last_index]:
            data.append({
                'text': BMConfigParser().get(address, 'label'),
                'secondary_text': address})
        for item in data:
            meny = TwoLineAvatarIconListItem(
                text=item['text'],
                secondary_text=item['secondary_text'],
                theme_text_color='Custom',
                text_color=NavigateApp().theme_cls.primary_color)
            meny.add_widget(AvatarSampleWidget(
                source='./images/text_images/{}.png'.format(
                    avatarImageFirstLetter(item['text'].strip()))))
            meny.bind(on_press=partial(
                self.myadd_detail, item['secondary_text'], item['text']))
            self.ids.ml.add_widget(meny)

    def check_scroll_y(self, instance, somethingelse):
        """This method is used to load data on scroll"""
        if self.ids.refresh_layout.scroll_y <= -0.0 and self.has_refreshed:
            self.ids.refresh_layout.scroll_y = 0.06
            my_addresses = len(self.ids.ml.children)
            if my_addresses != len(self.addresses_list):
                self.update_addressBook_on_scroll(my_addresses)
            self.has_refreshed = True if my_addresses != len(
                self.addresses_list) else False
        else:
            pass

    def update_addressBook_on_scroll(self, my_addresses):
        """This method is used to load more data on scroll down"""
        self.set_mdList(my_addresses, my_addresses + 20)

    @staticmethod
    def myadd_detail(fromaddress, label, *args):
        """Myaddress Details."""
        p = MyaddDetailPopup()
        p.open()
        p.set_address(fromaddress, label)

    # pylint: disable=attribute-defined-outside-init
    def refresh_callback(self, *args):
        """Method updates the state of application,
        While the spinner remains on the screen."""
        def refresh_callback(interval):
            """Method used for loading the myaddress screen data."""
            state.searcing_text = ''
            state.kivyapp.root.ids.sc10.children[2].active = False
            self.children[2].children[1].ids.search_field.text = ''
            self.has_refreshed = True
            self.ids.ml.clear_widgets()
            self.init_ui()
            self.ids.refresh_layout.refresh_done()
            self.tick = 0
        Clock.schedule_once(refresh_callback, 1)

    @staticmethod
    def filter_address(address):
        """Method will filter the my address list data."""
        # pylint: disable=deprecated-lambda
        if filter(lambda x: (state.searcing_text).lower() in x, [
                BMConfigParser().get(
                    address, 'label').lower(), address.lower()]):
            return True
        return False

    def set_root_layout(self):
        """Setting root layout"""
        return self.manager.parent.parent


class AddressBook(Screen):
    """AddressBook Screen uses screen to show widgets of screens."""
    queryreturn = ListProperty()
    has_refreshed = True

    def __init__(self, *args, **kwargs):
        """Getting AddressBook Details."""
        super(AddressBook, self).__init__(*args, **kwargs)
        Clock.schedule_once(self.init_ui, 0)

    def init_ui(self, dt=0):
        """Clock Schdule for method AddressBook."""
        self.loadAddresslist(None, 'All', '')
        print dt

    def loadAddresslist(self, account, where="", what=""):
        """Clock Schdule for method AddressBook."""
        if state.searcing_text:
            self.ids.scroll_y.scroll_y = 1.0
            where = ['label', 'address']
            what = state.searcing_text
        xAddress = ''
        self.queryreturn = kivy_helper_search.search_sql(
            xAddress, account, "addressbook", where, what, False)
        self.queryreturn = [obj for obj in reversed(self.queryreturn)]
        if self.queryreturn:
            self.has_refreshed = True
            self.set_mdList(0, 20)
            self.ids.scroll_y.bind(scroll_y=self.check_scroll_y)
        else:
            content = MDLabel(
                font_style='Body1',
                theme_text_color='Primary',
                text="No contact found!" if state.searcing_text
                else "No contact found yet...... ",
                halign='center',
                bold=True,
                size_hint_y=None,
                valign='top')
            self.ids.ml.add_widget(content)

    def set_mdList(self, start_index, end_index):
        """This method is used to create the mdList"""
        for item in self.queryreturn[start_index:end_index]:
            meny = TwoLineAvatarIconListItem(
                text=item[0],
                secondary_text=item[1],
                theme_text_color='Custom',
                text_color=NavigateApp().theme_cls.primary_color)
            meny.add_widget(AvatarSampleWidget(
                source='./images/text_images/{}.png'.format(
                    avatarImageFirstLetter(item[0].strip()))))
            meny.bind(on_press=partial(
                self.addBook_detail, item[1], item[0]))
            carousel = Carousel(direction='right')
            carousel.height = meny.height
            carousel.size_hint_y = None
            carousel.ignore_perpendicular_swipes = True
            carousel.data_index = 0
            carousel.min_move = 0.2
            del_btn = Button(text='Delete')
            del_btn.background_normal = ''
            del_btn.background_color = (1, 0, 0, 1)
            del_btn.bind(on_press=partial(self.delete_address, item[1]))
            carousel.add_widget(del_btn)
            carousel.add_widget(meny)
            carousel.index = 1
            self.ids.ml.add_widget(carousel)

    def check_scroll_y(self, instance, somethingelse):
        """This method is used to load data on scroll"""
        if self.ids.scroll_y.scroll_y <= -0.0 and self.has_refreshed:
            self.ids.scroll_y.scroll_y = 0.06
            exist_addresses = len(self.ids.ml.children)
            if exist_addresses != len(self.queryreturn):
                self.update_addressBook_on_scroll(exist_addresses)
            self.has_refreshed = True if exist_addresses != len(
                self.queryreturn) else False
        else:
            pass

    def update_addressBook_on_scroll(self, exist_addresses):
        """This method is used to load more data on scroll down"""
        self.set_mdList(exist_addresses,exist_addresses + 5)

    @staticmethod
    def refreshs(*args):
        """Refresh the Widget."""
        # state.navinstance.ids.sc11.ids.ml.clear_widgets()
        # state.navinstance.ids.sc11.loadAddresslist(None, 'All', '')
        pass

    @staticmethod
    def addBook_detail(address, label, *args):
        """Addressbook Details."""
        p = AddbookDetailPopup()
        p.open()
        p.set_addbook_data(address, label)

    def delete_address(self, address, instance, *args):
        """Delete inbox mail from inbox listing."""
        self.ids.ml.remove_widget(instance.parent.parent)
        sqlExecute(
            "DELETE FROM  addressbook WHERE address = '{}';".format(address))


class SelectableRecycleBoxLayout(
        FocusBehavior, LayoutSelectionBehavior, RecycleBoxLayout):
    """Adds selection and focus behaviour to the view."""
    # pylint: disable = too-many-ancestors

    pass


class SelectableLabel(RecycleDataViewBehavior, Label):
    """Add selection support to the Label."""
    index = None
    selected = BooleanProperty(False)
    selectable = BooleanProperty(True)

    def refresh_view_attrs(self, rv, index, data):
        """Catch and handle the view changes."""
        self.index = index
        return super(SelectableLabel, self).refresh_view_attrs(
            rv, index, data)

    # pylint: disable=inconsistent-return-statements
    def on_touch_down(self, touch):
        """Add selection on touch down."""
        if super(SelectableLabel, self).on_touch_down(touch):
            return True
        if self.collide_point(*touch.pos) and self.selectable:
            return self.parent.select_with_touch(self.index, touch)

    def apply_selection(self, rv, index, is_selected):
        """Respond to the selection of items in the view."""
        self.selected = is_selected
        if is_selected:
            print "selection changed to {0}".format(rv.data[index])
            rv.parent.txt_input.text = rv.parent.txt_input.text.replace(
                rv.parent.txt_input.text, rv.data[index]['text'])


class RV(RecycleView):
    """Recycling View."""

    def __init__(self, **kwargs):
        """Recycling Method."""
        # pylint: disable=useless-super-delegation
        super(RV, self).__init__(**kwargs)


class DropDownWidget(BoxLayout):
    """Adding Dropdown Widget."""
    # pylint: disable=too-many-statements, too-many-locals
    # pylint: disable=inconsistent-return-statements
    txt_input = ObjectProperty()
    rv = ObjectProperty()

    def send(self, navApp):
        """Send message from one address to another."""
        fromAddress = str(self.ids.ti.text)
        toAddress = str(self.ids.txt_input.text)
        subject = self.ids.subject.text.encode('utf-8').strip()
        message = self.ids.body.text.encode('utf-8').strip()
        encoding = 3
        print "message: ", self.ids.body.text
        sendMessageToPeople = True
        if sendMessageToPeople:
            if toAddress != '' and subject and message:
                from addresses import decodeAddress
                status, addressVersionNumber, streamNumber, ripe = (
                    decodeAddress(toAddress))
                if status == 'success':
                    navApp.root.ids.sc3.children[0].active = True
                    if state.detailPageType == 'draft' \
                            and state.send_draft_mail:
                        sqlExecute(
                            "UPDATE sent SET toaddress = ?"
                            ", fromaddress = ? , subject = ?"
                            ", message = ?, folder = 'sent'"
                            " WHERE ackdata = ?;",
                            toAddress,
                            fromAddress,
                            subject,
                            message,
                            str(state.send_draft_mail))
                        self.parent.parent.screens[15].clear_widgets()
                        self.parent.parent.screens[15].add_widget(Draft())
                        state.detailPageType = ''
                        state.send_draft_mail = None
                    else:
                        from addresses import addBMIfNotPresent
                        toAddress = addBMIfNotPresent(toAddress)
                        statusIconColor = 'red'
                        if (addressVersionNumber > 4) or (
                                addressVersionNumber <= 1):
                            print "addressVersionNumber > 4"\
                                " or addressVersionNumber <= 1"
                        if streamNumber > 1 or streamNumber == 0:
                            print "streamNumber > 1 or streamNumber == 0"
                        if statusIconColor == 'red':
                            print "shared.statusIconColor == 'red'"
                        stealthLevel = BMConfigParser().safeGetInt(
                            'bitmessagesettings', 'ackstealthlevel')
                        from helper_ackPayload import genAckPayload
                        ackdata = genAckPayload(streamNumber, stealthLevel)
                        # t = ()
                        sqlExecute(
                            '''INSERT INTO sent VALUES
                            (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)''',
                            '',
                            toAddress,
                            ripe,
                            fromAddress,
                            subject,
                            message,
                            ackdata,
                            int(time.time()),
                            int(time.time()),
                            0,
                            'msgqueued',
                            0,
                            'sent',
                            encoding,
                            BMConfigParser().getint(
                                'bitmessagesettings', 'ttl'))
                    state.check_sent_acc = fromAddress
                    state.msg_counter_objs = self.parent.parent.parent.parent\
                        .parent.parent.children[2].children[0].ids
                    # self.parent.parent.screens[0].ids.ml.clear_widgets()
                    # self.parent.parent.screens[0].loadMessagelist(state.association)
                    self.parent.parent.screens[3].update_sent_messagelist()
                    self.parent.parent.screens[16].clear_widgets()
                    self.parent.parent.screens[16].add_widget(Allmails())
                    Clock.schedule_once(self.callback_for_msgsend, 3)
                    queues.workerQueue.put(('sendmessage', toAddress))
                    print "sqlExecute successfully #######################"
                    state.in_composer = True
                    return
                else:
                    msg = 'Enter a valid recipients address'
            elif not toAddress:
                msg = 'Please fill the form'
            else:
                msg = 'Please fill the form'
            self.address_error_message(msg)

    @staticmethod
    def callback_for_msgsend(dt=0):
        """Callback method for messagesend"""
        state.kivyapp.root.ids.sc3.children[0].active = False
        state.in_sent_method = True
        state.kivyapp.back_press()
        toast('sent')

    # pylint: disable=attribute-defined-outside-init
    def address_error_message(self, msg):
        """Show Error Message."""
        msg_dialog = MDDialog(
            text=msg,
            title='', size_hint=(.8, .25), text_button_ok='Ok',
            events_callback=self.callback_for_menu_items)
        msg_dialog.open()

    @staticmethod
    def callback_for_menu_items(text_item):
        """Method is used for getting the callback of alert box"""
        toast(text_item)

    def reset_composer(self):
        """Method will reset composer."""
        self.ids.ti.text = ''
        self.ids.btn.text = 'Select'
        self.ids.txt_input.text = ''
        self.ids.subject.text = ''
        self.ids.body.text = ''
        toast("Reset message")

    def auto_fill_fromaddr(self):
        """Mehtod used to fill the text automatically From Address."""
        self.ids.ti.text = self.ids.btn.text
        self.ids.ti.focus = True


class MyTextInput(TextInput):
    """Takes the text input in the field."""
    txt_input = ObjectProperty()
    flt_list = ObjectProperty()
    word_list = ListProperty()
    starting_no = NumericProperty(3)
    suggestion_text = ''

    def __init__(self, **kwargs):
        """Getting Text Input."""
        # pylint: disable=useless-super-delegation
        super(MyTextInput, self).__init__(**kwargs)

    def on_text(self, instance, value):
        """Find all the occurrence of the word."""
        self.parent.parent.parent.parent.ids.rv.data = []
        matches = [self.word_list[i] for i in range(
            len(self.word_list)) if self.word_list[
                i][:self.starting_no] == value[:self.starting_no]]
        display_data = []
        for i in matches:
            display_data.append({'text': i})
        self.parent.parent.parent.parent.ids.rv.data = display_data
        if len(matches) <= 10:
            self.parent.height = (250 + (len(matches) * 20))
        else:
            self.parent.height = 400

    def keyboard_on_key_down(self, window, keycode, text, modifiers):
        """Key Down."""
        if self.suggestion_text and keycode[1] == 'tab':
            self.insert_text(self.suggestion_text + ' ')
            return True
        return super(MyTextInput, self).keyboard_on_key_down(
            window, keycode, text, modifiers)


class Payment(Screen):
    """Payment Method."""

    def get_available_credits(self, instance):
        """Method helps to get the available credits"""
        # pylint: disable=no-self-use
        state.availabe_credit = instance.parent.children[1].text
        existing_credits = (
            state.kivyapp.root.ids.sc18.ids.ml.children[0].children[
                0].children[0].children[0].text)
        if len(existing_credits.split(' ')) > 1:
            toast(
                'We already have added free coins'
                ' for the subscription to your account!')
        else:
            toast('Coins added to your account!')
            state.kivyapp.root.ids.sc18.ids.ml.children[0].children[
                0].children[0].children[0].text = '{0}'.format(
                    state.availabe_credit)


class Credits(Screen):
    """Credits Method"""
    available_credits = StringProperty('{0}'.format('0'))


class Login(Screen):
    """Login Screeen."""
    pass


class NetworkStat(Screen):
    """Method used to show network stat."""
    text_variable_1 = StringProperty(
        '{0}::{1}'.format('Total Connections', '0'))
    text_variable_2 = StringProperty(
        'Processed {0} per-to-per messages'.format('0'))
    text_variable_3 = StringProperty(
        'Processed {0} brodcast messages'.format('0'))
    text_variable_4 = StringProperty('Processed {0} public keys'.format('0'))
    text_variable_5 = StringProperty(
        'Processed {0} object to be synced'.format('0'))

    def __init__(self, *args, **kwargs):
        """Init method for network stat."""
        super(NetworkStat, self).__init__(*args, **kwargs)
        Clock.schedule_interval(self.init_ui, 1)

    def init_ui(self, dt=0):
        """Clock Schdule for method inbox accounts."""
        import network.stats
        import shared
        from network import objectracker
        self.text_variable_1 = '{0} :: {1}'.format(
            'Total Connections', str(len(network.stats.connectedHostsList())))
        self.text_variable_2 = 'Processed {0} per-to-per messages'.format(
            str(shared.numberOfMessagesProcessed))
        self.text_variable_3 = 'Processed {0} brodcast messages'.format(
            str(shared.numberOfBroadcastsProcessed))
        self.text_variable_4 = 'Processed {0} public keys'.format(
            str(shared.numberOfPubkeysProcessed))
        self.text_variable_5 = '{0} object to be synced'.format(
            len(objectracker.missingObjects))


class ContentNavigationDrawer(Navigatorss):
    """Navigate Content Drawer."""
    pass


class Random(Screen):
    """Generates Random Address."""
    is_active = BooleanProperty(False)
    checked = StringProperty("")

    def generateaddress(self, navApp):
        """Method for Address Generator."""
        entered_label = str(self.ids.label.text).strip()
        streamNumberForAddress = 1
        label = self.ids.label.text
        eighteenByteRipe = False
        nonceTrialsPerByte = 1000
        payloadLengthExtraBytes = 1000
        lables = [BMConfigParser().get(obj, 'label')
                  for obj in BMConfigParser().addresses()]
        if entered_label and entered_label not in lables:
            toast('Address Creating...')
            queues.addressGeneratorQueue.put((
                'createRandomAddress',
                4, streamNumberForAddress,
                label, 1, "", eighteenByteRipe,
                nonceTrialsPerByte,
                payloadLengthExtraBytes))
            self.ids.label.text = ''
            self.parent.parent.children[1].opacity = 1
            self.parent.parent.children[1].disabled = False
            state.kivyapp.root.ids.sc10.children[1].active = True
            self.manager.current = 'myaddress'
            Clock.schedule_once(self.address_created_callback, 6)

    def address_created_callback(self, dt=0):
        """New address created"""
        state.kivyapp.root.ids.sc10.children[1].active = False
        state.kivyapp.root.ids.sc10.ids.ml.clear_widgets()
        state.kivyapp.root.ids.sc10.init_ui()
        self.manager.current = 'myaddress'
        toast('New address created')

    def add_validation(self, instance):
        """Checking validation at address creation time."""
        entered_label = str(instance.text.strip())
        lables = [BMConfigParser().get(obj, 'label')
                  for obj in BMConfigParser().addresses()]
        if entered_label in lables:
            self.ids.label.error = True
            self.ids.label.helper_text = 'Label name is already exist you can try this Ex. ( {0}_1, {0}_2 )'.format(entered_label)
        elif entered_label:
            self.ids.label.error = False
        else:
            self.ids.label.error = False
            self.ids.label.helper_text = 'This field is required'

    def reset_address_label(self):
        self.ids.label.text = ''


class Sent(Screen):
    """Sent Screen uses screen to show widgets of screens."""
    queryreturn = ListProperty()
    has_refreshed = True

    def __init__(self, *args, **kwargs):
        """Association with the screen."""
        super(Sent, self).__init__(*args, **kwargs)
        if state.association == '':
            if BMConfigParser().addresses():
                state.association = BMConfigParser().addresses()[0]
        Clock.schedule_once(self.init_ui, 0)

    def init_ui(self, dt=0):
        """Clock Schdule for method sent accounts."""
        self.sentaccounts()
        print dt

    def sentaccounts(self):
        """Load sent accounts."""
        account = state.association
        self.loadSent(account, 'All', '')

    def loadSent(self, account, where="", what=""):
        """Load Sent list for Sent messages."""
        if state.searcing_text:
            self.ids.scroll_y.scroll_y = 1.0
            where = ['subject', 'message']
            what = state.searcing_text
        xAddress = 'fromaddress'
        data = []
        self.queryreturn = kivy_helper_search.search_sql(
            xAddress, account, "sent", where, what, False)
        if state.msg_counter_objs and state.association == (
                state.check_sent_acc):
            state.msg_counter_objs.send_cnt.badge_text = str(
                len(self.queryreturn))
            state.sent_count = str(int(state.sent_count) + 1)
            state.all_count = str(int(state.all_count) + 1)
            state.msg_counter_objs.allmail_cnt.badge_text = state.all_count
            state.check_sent_acc = None

        if self.queryreturn:
            self.set_sentCount(len(self.queryreturn))
            for mail in self.queryreturn[0:20]:
                data.append({
                    'text': mail[1].strip(),
                    'secondary_text': mail[2][:50] + '........' if len(
                        mail[2]) >= 50 else (mail[2] + ',' + mail[3].replace(
                            '\n', ''))[0:50] + '........',
                    'ackdata': mail[5]})
            self.set_mdlist(data, 0)
            self.has_refreshed = True
            self.ids.scroll_y.bind(scroll_y=self.check_scroll_y)
        else:
            content = MDLabel(
                font_style='Body1',
                theme_text_color='Primary',
                text="No message found!" if state.searcing_text
                else "yet no message for this account!!!!!!!!!!!!!",
                halign='center',
                bold=True,
                size_hint_y=None,
                valign='top')
            self.ids.ml.add_widget(content)

    def set_mdlist(self, data, set_index):
        """This method is used to create the mdList"""
        for item in data:
            meny = TwoLineAvatarIconListItem(
                text=item['text'],
                secondary_text=item['secondary_text'],
                theme_text_color='Custom',
                text_color=NavigateApp().theme_cls.primary_color)
            meny.add_widget(AvatarSampleWidget(
                source='./images/text_images/{}.png'.format(
                    avatarImageFirstLetter(item['secondary_text'].strip()))))
            meny.bind(on_press=partial(
                self.sent_detail, item['ackdata']))
            carousel = Carousel(direction='right')
            carousel.height = meny.height
            carousel.size_hint_y = None
            carousel.ignore_perpendicular_swipes = True
            carousel.data_index = 0
            carousel.min_move = 0.2
            del_btn = Button(text='Delete')
            del_btn.background_normal = ''
            del_btn.background_color = (1, 0, 0, 1)
            del_btn.bind(on_press=partial(
                self.delete, item['ackdata']))
            carousel.add_widget(del_btn)
            carousel.add_widget(meny)
            ach_btn = Button(text='Achieve')
            ach_btn.background_color = (0, 1, 0, 1)
            ach_btn.bind(on_press=partial(
                self.archive, item['ackdata']))
            carousel.add_widget(ach_btn)
            carousel.index = 1
            self.ids.ml.add_widget(carousel, index=set_index)

    def update_sent_messagelist(self):
        """This method is used to update screen when new mail is sent"""
        if len(self.ids.ml.children) < 3:
            self.ids.ml.clear_widgets()
            self.loadSent(state.association)
        else:
            account = state.association
            data = []
            self.queryreturn = kivy_helper_search.search_sql(
                'fromaddress', account, "sent", '', '', False)
            total_sent = len(self.queryreturn)
            self.set_sentCount(total_sent)
            for mail in self.queryreturn[:1]:
                data.append({
                    'text': mail[1].strip(),
                    'secondary_text': mail[2][:50] + '........' if len(
                        mail[2]) >= 50 else (mail[2] + ',' + mail[3].replace(
                            '\n', ''))[0:50] + '........',
                    'ackdata': mail[5]})
            self.set_mdlist(data, total_sent - 1)

    def check_scroll_y(self, instance, somethingelse):
        """This method is used to load data on scroll"""
        if self.ids.scroll_y.scroll_y <= -0.0 and self.has_refreshed:
            self.ids.scroll_y.scroll_y = 0.06
            total_sent_msg = len(self.ids.ml.children)
            if total_sent_msg != len(self.queryreturn):
                self.update_sent_screen_on_scroll(total_sent_msg)
            self.has_refreshed = True if total_sent_msg != len(
                self.queryreturn) else False
        else:
            pass

    def update_sent_screen_on_scroll(self, total_sent_msg):
        """This method is used to load more data on scroll down"""
        data = []
        for mail in self.queryreturn[total_sent_msg:total_sent_msg + 5]:
            data.append({
                'text': mail[1].strip(),
                'secondary_text': mail[2][:50] + '........' if len(
                    mail[2]) >= 50 else (mail[2] + ',' + mail[3].replace(
                        '\n', ''))[0:50] + '........',
                'ackdata': mail[5]})
        self.set_mdlist(data, 0)

    @staticmethod
    def set_sentCount(total_sent):
        """Set the total no. of sent message count"""
        src_mng_obj = state.kivyapp.root.children[2].children[0].ids
        src_mng_obj.send_cnt.badge_text = str(total_sent)
        state.sent_count = str(total_sent)

    def sent_detail(self, ackdata, *args):
        """Load sent mail details."""
        state.detailPageType = 'sent'
        state.mail_id = ackdata
        if self.manager:
            src_mng_obj = self.manager
        else:
            src_mng_obj = self.parent.parent
        src_mng_obj.screens[13].clear_widgets()
        src_mng_obj.screens[13].add_widget(MailDetail())
        src_mng_obj.current = 'mailDetail'

    def delete(self, data_index, instance, *args):
        """Delete sent mail from sent mail listing."""
        try:
            msg_count_objs = self.parent.parent.parent.parent.children[
                2].children[0].ids
        except Exception:
            msg_count_objs = self.parent.parent.parent.parent.parent.children[
                2].children[0].ids
        if int(state.sent_count) > 0:
            msg_count_objs.send_cnt.badge_text = str(
                int(state.sent_count) - 1)
            msg_count_objs.trash_cnt.badge_text = str(
                int(state.trash_count) + 1)
            msg_count_objs.allmail_cnt.badge_text = str(
                int(state.all_count) - 1)
            state.sent_count = str(int(state.sent_count) - 1)
            state.trash_count = str(int(state.trash_count) + 1)
            state.all_count = str(int(state.all_count) - 1)
        sqlExecute(
            "UPDATE sent SET folder = 'trash'"
            " WHERE ackdata = ?;", str(data_index))
        self.ids.ml.remove_widget(instance.parent.parent)
        toast('Deleted')
        self.update_trash()

    def archive(self, data_index, instance, *args):
        """Archive sent mail from sent mail listing."""
        sqlExecute(
            "UPDATE sent SET folder = 'trash'"
            " WHERE ackdata = ?;", str(data_index))
        self.ids.ml.remove_widget(instance.parent.parent)
        self.update_trash()

    def update_trash(self):
        """Update trash screen mails which is deleted from inbox."""
        try:
            self.parent.screens[4].clear_widgets()
            self.parent.screens[4].add_widget(Trash())
            self.parent.screens[16].clear_widgets()
            self.parent.screens[16].add_widget(Allmails())
        except Exception:
            self.parent.parent.screens[4].clear_widgets()
            self.parent.parent.screens[4].add_widget(Trash())
            self.parent.parent.screens[16].clear_widgets()
            self.parent.parent.screens[16].add_widget(Allmails())


class Trash(Screen):
    """Trash Screen uses screen to show widgets of screens."""
    trash_messages = ListProperty()
    has_refreshed = True
    delete_index = StringProperty()
    table_name = StringProperty()

    def __init__(self, *args, **kwargs):
        """Trash method, delete sent message and add in Trash."""
        super(Trash, self).__init__(*args, **kwargs)
        Clock.schedule_once(self.init_ui, 0)

    def init_ui(self, dt=0):
        """Clock Schdule for method inbox accounts."""
        if state.association == '':
            if BMConfigParser().addresses():
                state.association = BMConfigParser().addresses()[0]
        self.trash_messages = sqlQuery(
            "SELECT toaddress, fromaddress, subject, message, folder ||',' || 'sent' as  folder, ackdata As id, DATE(lastactiontime)"
            " As actionTime FROM sent WHERE folder = 'trash'  and fromaddress = '{0}' UNION"
            " SELECT toaddress, fromaddress, subject, message, folder ||',' || 'inbox' as  folder, msgid As id, DATE(received) As"
            " actionTime FROM inbox WHERE folder = 'trash' and toaddress = '{0}' ORDER BY actionTime DESC".format(state.association))
        if self.trash_messages:
            src_mng_obj = state.kivyapp.root.children[2].children[0].ids
            src_mng_obj.trash_cnt.badge_text = str(len(self.trash_messages))
            state.trash_count = str(len(self.trash_messages))
            self.set_mdList(0, 20)
            self.ids.scroll_y.bind(scroll_y=self.check_scroll_y)
        else:
            content = MDLabel(
                font_style='Body1',
                theme_text_color='Primary',
                text="yet no trashed message for this account!!!!!!!!!!!!!",
                halign='center',
                bold=True,
                size_hint_y=None,
                valign='top')
            self.ids.ml.add_widget(content)

    def set_mdList(self, first_index, last_index):
        """This method is used to create the mdlist"""
        for item in self.trash_messages[first_index:last_index]:
            meny = TwoLineAvatarIconListItem(
                text=item[1],
                secondary_text=item[2][:50] + '........' if len(
                    item[2]) >= 50 else (item[2] + ',' + item[3].replace(
                        '\n', ''))[0:50] + '........',
                theme_text_color='Custom',
                text_color=NavigateApp().theme_cls.primary_color)
            img_latter = './images/text_images/{}.png'.format(
                item[2][0].upper() if (item[2][0].upper() >= 'A' and item[
                    2][0].upper() <= 'Z') else '!')
            meny.add_widget(AvatarSampleWidget(source=img_latter))
            carousel = Carousel(direction='right')
            carousel.height = meny.height
            carousel.size_hint_y = None
            carousel.ignore_perpendicular_swipes = True
            carousel.data_index = 0
            carousel.min_move = 0.2
            del_btn = Button(text='Delete')
            del_btn.background_normal = ''
            del_btn.background_color = (1, 0, 0, 1)
            del_btn.bind(on_press=partial(
                self.delete_permanently, item[5], item[4]))
            carousel.add_widget(del_btn)
            carousel.add_widget(meny)
            carousel.index = 1
            self.ids.ml.add_widget(carousel)

    def check_scroll_y(self, instance, somethingelse):
        """This method is used to load data on scroll"""
        if self.ids.scroll_y.scroll_y <= -0.0 and self.has_refreshed:
            self.ids.scroll_y.scroll_y = 0.06
            total_trash_msg = len(self.ids.ml.children)
            if total_trash_msg != len(self.trash_messages):
                self.update_trash_screen_on_scroll(total_trash_msg)
            self.has_refreshed = True if total_trash_msg != len(
                self.trash_messages) else False
        else:
            pass

    def update_trash_screen_on_scroll(self, total_trash_msg):
        """This method is used to load more data on scroll down"""
        self.set_mdList(total_trash_msg, total_trash_msg + 5)

    def delete_permanently(self, data_index, folder, instance, *args):
        """Deleting trash mail permanently."""
        self.table_name = folder.split(',')[1]
        self.delete_index = data_index
        self.delete_confirmation()

    def callback_for_screen_load(self, dt=0):
        """This methos is for loading screen"""
        self.ids.ml.clear_widgets()
        self.init_ui(0)
        self.children[1].active = False
        toast('Message is permanently deleted')

    def delete_confirmation(self):
        """This method is used to show delete confirmation popup"""
        delete_msg_dialog = MDDialog(
            text='Are you sure you want to delete this message permanently from trash?',
            title='', size_hint=(.8, .25), text_button_ok='Yes',
            text_button_cancel='No', events_callback=self.callback_for_delete_msg)
        delete_msg_dialog.open()

    def callback_for_delete_msg(self, text_item):
        """Method is used for getting the callback of alert box"""
        if text_item == 'Yes':
            self.delete_message_from_trash()
        else:
            toast(text_item)

    def delete_message_from_trash(self):
        """This method is used to delete """
        self.children[1].active = True
        if self.table_name == 'inbox':
            sqlExecute("DELETE FROM inbox WHERE msgid = ?;", str(
                self.delete_index))
        elif self.table_name == 'sent':
            sqlExecute("DELETE FROM sent WHERE ackdata = ?;", str(
                self.delete_index))
        msg_count_objs = state.kivyapp.root.children[2].children[0].ids
        if int(state.trash_count) > 0:
            msg_count_objs.trash_cnt.badge_text = str(
                    int(state.trash_count) - 1)
            state.trash_count = str(int(state.trash_count) - 1)
            Clock.schedule_once(self.callback_for_screen_load, 1)


class Page(Screen):
    """Page Screen show widgets of page."""

    pass


class Create(Screen):
    """Creates the screen widgets."""

    def __init__(self, **kwargs):
        """Getting Labels and address from addressbook."""
        super(Create, self).__init__(**kwargs)
        widget_1 = DropDownWidget()
        widget_1.ids.txt_input.word_list = [
            addr[1] for addr in sqlQuery(
                "SELECT label, address from addressbook")]
        widget_1.ids.txt_input.starting_no = 2
        self.add_widget(widget_1)


class Setting(Screen):
    """Setting the Screen components."""

    pass


class NavigateApp(App):
    """Navigation Layout of class."""
    # pylint: disable=too-many-public-methods
    theme_cls = ThemeManager()
    previous_date = ObjectProperty()
    obj_1 = ObjectProperty()
    variable_1 = ListProperty(BMConfigParser().addresses())
    nav_drawer = ObjectProperty()
    state.screen_density = Window.size
    window_size = state.screen_density
    title = "PyBitmessage"
    imgstatus = False
    count = 0
    menu_items = [
        {'viewclass': 'MDMenuItem',
         'text': 'Example item'},
        {'viewclass': 'MDMenuItem',
         'text': 'Example item'},
        {'viewclass': 'MDMenuItem',
         'text': 'Example item'},
        {'viewclass': 'MDMenuItem',
         'text': 'Example item'},
        {'viewclass': 'MDMenuItem',
         'text': 'Example item'},
        {'viewclass': 'MDMenuItem',
         'text': 'Example item'},
        {'viewclass': 'MDMenuItem',
         'text': 'Example item'},
    ]

    def build(self):
        """Method builds the widget."""
        main_widget = Builder.load_file(
            os.path.join(os.path.dirname(__file__), 'main.kv'))
        self.nav_drawer = Navigatorss()
        self.obj_1 = AddressBook()
        kivysignalthread = UIkivySignaler()
        kivysignalthread.daemon = True
        kivysignalthread.start()
        Window.bind(on_keyboard=self.on_key)
        return main_widget

    def run(self):
        """Running the widgets."""
        kivyuisignaler.release()
        super(NavigateApp, self).run()

    # pylint: disable=inconsistent-return-statements
    @staticmethod
    def showmeaddresses(name="text"):
        """Show the addresses in spinner to make as dropdown."""
        if name == "text":
            if BMConfigParser().addresses():
                return BMConfigParser().addresses()[0][:16] + '..'
            return "textdemo"
        elif name == "values":
            if BMConfigParser().addresses():
                return [address[:16] + '..'
                        for address in BMConfigParser().addresses()]
            return "valuesdemo"

    def getCurrentAccountData(self, text):
        """Get Current Address Account Data."""
        self.set_identicon(text)
        address_label = self.current_address_label(
            BMConfigParser().get(text, 'label'), text)
        self.root_window.children[1].ids.toolbar.title = address_label
        state.association = text
        state.searcing_text = ''
        LoadingPopup().open()
        self.root.ids.sc1.ids.ml.clear_widgets()
        self.root.ids.sc1.loadMessagelist(state.association)

        self.root.ids.sc4.ids.ml.clear_widgets()
        self.root.ids.sc4.children[2].children[1].ids.search_field.text = ''
        self.root.ids.sc4.loadSent(state.association)

        self.root.ids.sc16.clear_widgets()
        self.root.ids.sc16.add_widget(Draft())

        self.root.ids.sc5.clear_widgets()
        self.root.ids.sc5.add_widget(Trash())

        self.root.ids.sc17.clear_widgets()
        self.root.ids.sc17.add_widget(Allmails())

        self.root.ids.scr_mngr.current = 'inbox'
        msg_counter_objs = (
            self.root_window.children[2].children[2].children[0].ids)
        state.sent_count = str(
            sqlQuery(
                "SELECT COUNT(*) FROM sent WHERE fromaddress = '{}' and"
                " folder = 'sent' ;".format(state.association))[0][0])
        state.inbox_count = str(
            sqlQuery(
                "SELECT COUNT(*) FROM inbox WHERE toaddress = '{}' and"
                " folder = 'inbox' ;".format(state.association))[0][0])
        state.trash_count = str(sqlQuery(
            "SELECT (SELECT count(*) FROM  sent"
            " where fromaddress = '{0}' and  folder = 'trash' )"
            "+(SELECT count(*) FROM inbox where toaddress = '{0}' and"
            " folder = 'trash') AS SumCount".format(state.association))[0][0])
        state.draft_count = str(
            sqlQuery(
                "SELECT COUNT(*) FROM sent WHERE fromaddress = '{}' and"
                " folder = 'draft' ;".format(state.association))[0][0])
        state.all_count = str(int(state.sent_count) + int(state.inbox_count))

        if msg_counter_objs:
            msg_counter_objs.send_cnt.badge_text = state.sent_count
            msg_counter_objs.inbox_cnt.badge_text = state.inbox_count
            msg_counter_objs.trash_cnt.badge_text = state.trash_count
            msg_counter_objs.draft_cnt.badge_text = state.draft_count
            msg_counter_objs.allmail_cnt.badge_text = state.all_count

    @staticmethod
    def getCurrentAccount():
        """It uses to get current account label."""
        if state.association:
            return state.association
        return "Bitmessage Login"

    @staticmethod
    def addingtoaddressbook():
        """Adding to address Book."""
        p = GrashofPopup()
        p.open()

    def getDefaultAccData(self):
        """Getting Default Account Data."""
        if BMConfigParser().addresses():
            img = identiconGeneration.generate(BMConfigParser().addresses()[0])
            self.createFolder('./images/default_identicon/')
            if platform == 'android':
                # android_path = os.path.expanduser
                # ("~/user/0/org.test.bitapp/files/app/")
                android_path = os.path.join(
                    os.environ['ANDROID_PRIVATE'] + '/app/')
                img.texture.save('{1}/images/default_identicon/{0}.png'.format(
                    BMConfigParser().addresses()[0], android_path))
            else:
                img.texture.save(
                    './images/default_identicon/{}.png'.format(
                        BMConfigParser().addresses()[0]))
            return BMConfigParser().addresses()[0]
        return 'Select Address'

    @staticmethod
    def createFolder(directory):
        """This method is used to create the directory when app starts"""
        try:
            if not os.path.exists(directory):
                os.makedirs(directory)
        except OSError:
            print 'Error: Creating directory. ' + directory

    @staticmethod
    def get_default_image():
        """Getting default image on address"""
        if BMConfigParser().addresses():
            return './images/default_identicon/{}.png'.format(
                BMConfigParser().addresses()[0])
        return './images/no_identicons.png'

    @staticmethod
    def addressexist():
        """Checking address existence."""
        if BMConfigParser().addresses():
            return True
        return False

    def on_key(self, window, key, *args):
        """Method is used for going on previous screen."""
        if key == 27:
            if state.in_search_mode and self.root.ids.scr_mngr.current != (
                    "mailDetail"):
                self.closeSearchScreen()
            elif self.root.ids.scr_mngr.current == "mailDetail":
                self.root.ids.scr_mngr.current = 'sent'\
                    if state.detailPageType == 'sent' else 'inbox' \
                    if state.detailPageType == 'inbox' else 'draft'
                self.back_press()
            elif self.root.ids.scr_mngr.current == "create":
                self.save_draft()
                self.set_common_header()
                state.in_composer = False
                self.root.ids.scr_mngr.current = 'inbox'
            elif self.root.ids.scr_mngr.current == "showqrcode":
                self.root.ids.scr_mngr.current = 'myaddress'
            elif self.root.ids.scr_mngr.current == "random":
                self.root.ids.scr_mngr.current = 'login'
            else:
                self.root.ids.scr_mngr.current = 'inbox'
            self.root.ids.scr_mngr.transition.direction = 'right'
            self.root.ids.scr_mngr.transition.bind(on_complete=self.reset)
            return True
        elif key == 13:
            if state.search_screen == 'inbox' and state.searcing_text:
                self.root.ids.sc1.children[1].active = True
                Clock.schedule_once(self.search_callback, 0.5)
            elif state.search_screen == 'addressbook':
                self.root.ids.sc11.children[1].active = True
                Clock.schedule_once(self.search_callback, 0.5)
            elif state.search_screen == 'myaddress':
                self.root.ids.sc10.children[1].active = True
                Clock.schedule_once(self.search_callback, 0.5)
            elif state.search_screen == 'sent':
                self.root.ids.sc4.children[1].active = True
                Clock.schedule_once(self.search_callback, 0.5)

    def search_callback(self, dt=0):
        """This method is used to show data after loader is loaded"""
        if state.search_screen == 'inbox':
            self.root.ids.sc1.ids.ml.clear_widgets()
            self.root.ids.sc1.loadMessagelist(state.association)
            self.root.ids.sc1.children[1].active = False
        elif state.search_screen == 'addressbook':
            self.root.ids.sc11.ids.ml.clear_widgets()
            self.root.ids.sc11.loadAddresslist(None, 'All', '')
            self.root.ids.sc11.children[1].active = False
        elif state.search_screen == 'myaddress':
            self.root.ids.sc10.ids.ml.clear_widgets()
            self.root.ids.sc10.init_ui()
            self.root.ids.sc10.children[1].active = False
        else:
            self.root.ids.sc4.ids.ml.clear_widgets()
            self.root.ids.sc4.loadSent(state.association)
            self.root.ids.sc4.children[1].active = False
        self.root.ids.scr_mngr.current = state.search_screen

    def save_draft(self):
        """Saving drafts messages"""
        composer_objs = self.root
        from_addr = str(self.root.ids.sc3.children[1].ids.ti.text)
        to_addr = str(self.root.ids.sc3.children[1].ids.txt_input.text)
        if from_addr and to_addr and state.detailPageType != 'draft' \
                and not state.in_sent_method:
            Draft().draft_msg(composer_objs)
        return

    def reset(self, *args):
        """Method used to set transition direction."""
        self.root.ids.scr_mngr.transition.direction = 'left'
        self.root.ids.scr_mngr.transition.unbind(on_complete=self.reset)

    @staticmethod
    def status_dispatching(data):
        """Method used for status dispatching acknowledgment."""
        ackData, message = data
        if state.ackdata == ackData:
            state.status.status = message

    def clear_composer(self):
        """If slow down the nwe will make new composer edit screen."""
        self.set_navbar_for_composer()
        composer_obj = self.root.ids.sc3.children[1].ids
        composer_obj.ti.text = ''
        composer_obj.btn.text = 'Select'
        composer_obj.txt_input.text = ''
        composer_obj.subject.text = ''
        composer_obj.body.text = ''
        state.in_composer = True
        state.in_sent_method = False

    def set_navbar_for_composer(self):
        """This method is used for clearing toolbar data when composer open"""
        self.root.ids.toolbar.left_action_items = [
            ['arrow-left', lambda x: self.back_press()]]
        self.root.ids.toolbar.right_action_items = [
            ['refresh',
             lambda x: self.root.ids.sc3.children[1].reset_composer()],
            ['send',
             lambda x: self.root.ids.sc3.children[1].send(self)]]

    def set_common_header(self):
        """Common for all window"""
        self.root.ids.toolbar.right_action_items = [
            ['account-plus', lambda x: self.addingtoaddressbook()]]
        self.root.ids.toolbar.left_action_items = [
            ['menu', lambda x: self.root.toggle_nav_drawer()]]
        return

    def back_press(self):
        """Method used for going back from composer to previous page."""
        self.save_draft()
        if self.root.ids.scr_mngr.current == 'mailDetail' \
                and state.in_search_mode:
            toolbar_obj = self.root.ids.toolbar
            toolbar_obj.left_action_items = [
                ['arrow-left', lambda x: self.closeSearchScreen()]]
            toolbar_obj.right_action_items = []
            self.root.ids.toolbar.title = ''
        else:
            self.set_common_header()
        self.root.ids.scr_mngr.current = 'inbox' \
            if state.in_composer else 'allmails'\
            if state.is_allmail else state.detailPageType\
            if state.detailPageType else 'inbox'
        self.root.ids.scr_mngr.transition.direction = 'right'
        self.root.ids.scr_mngr.transition.bind(on_complete=self.reset)
        if state.is_allmail or state.detailPageType == 'draft':
            state.is_allmail = False
        state.detailPageType = ''
        state.in_composer = False

    @staticmethod
    def on_stop():
        """On stop methos is used for stoping the runing script."""
        print "*******************EXITING FROM APPLICATION*******************"
        import shutdown
        shutdown.doCleanShutdown()

    @staticmethod
    def current_address_label(current_add_label=None, current_addr=None):
        """Getting current address labels."""
        if BMConfigParser().addresses():
            if current_add_label:
                first_name = current_add_label
                addr = current_addr
            else:
                addr = BMConfigParser().addresses()[0]
                first_name = BMConfigParser().get(addr, 'label')
            f_name = first_name.split()
            label = f_name[0][:14].capitalize() + '...' if len(
                f_name[0]) > 15 else f_name[0].capitalize()
            address = ' (' + addr + '...)'
            return label + address
        return ''

    def searchQuery(self, instance):
        """Method used for showing searched mails."""
        state.search_screen = self.root.ids.scr_mngr.current
        state.searcing_text = str(instance.text).strip()
        if instance.focus and state.searcing_text:
            toolbar_obj = self.root.ids.toolbar
            toolbar_obj.left_action_items = [
                ['arrow-left', lambda x: self.closeSearchScreen()]]
            toolbar_obj.right_action_items = []
            self.root.ids.toolbar.title = ''
            state.in_search_mode = True

    def closeSearchScreen(self):
        """Function for  close search screen"""
        self.set_common_header()
        address_label = self.current_address_label(
            BMConfigParser().get(
                state.association, 'label'), state.association)
        self.root.ids.toolbar.title = address_label
        state.searcing_text = ''
        self.refreshScreen()
        state.in_search_mode = False

    def refreshScreen(self):  # pylint: disable=unused-variable
        """Method show search button only on inbox or sent screen."""
        state.searcing_text = ''
        if state.search_screen == 'inbox':
            try:
                self.root.ids.sc1.children[
                    3].children[1].ids.search_field.text = ''
            except Exception:
                self.root.ids.sc1.children[
                    2].children[1].ids.search_field.text = ''
            self.root.ids.sc1.children[1].active = True
            Clock.schedule_once(self.search_callback, 0.5)
        elif state.search_screen == 'addressbook':
            self.root.ids.sc11.children[
                2].children[1].ids.search_field.text = ''
            self.root.ids.sc11.children[
                1].active = True
            Clock.schedule_once(self.search_callback, 0.5)
        elif state.search_screen == 'myaddress':
            try:
                self.root.ids.sc10.children[
                    3].children[1].ids.search_field.text = ''
            except Exception:
                self.root.ids.sc10.children[
                    2].children[1].ids.search_field.text = ''
            self.root.ids.sc10.children[1].active = True
            Clock.schedule_once(self.search_callback, 0.5)
        else:
            self.root.ids.sc4.children[
                2].children[1].ids.search_field.text = ''
            self.root.ids.sc4.children[1].active = True
            Clock.schedule_once(self.search_callback, 0.5)
        return

    def set_identicon(self, text):
        """This method is use for showing identicon in address spinner"""
        img = identiconGeneration.generate(text)
        self.root.children[2].children[0].ids.btn.children[1].texture = (
            img.texture)

    def set_mail_detail_header(self):
        """Method is used for setting the details of the page"""
        toolbar_obj = self.root.ids.toolbar
        toolbar_obj.left_action_items = [
            ['arrow-left', lambda x: self.back_press()]]
        delete_btn = ['delete-forever',
                      lambda x: self.root.ids.sc14.delete_mail()]
        dynamic_list = []
        if state.detailPageType == 'inbox':
            dynamic_list = [
                ['reply', lambda x: self.root.ids.sc14.inbox_reply()],
                delete_btn]
        elif state.detailPageType == 'sent':
            dynamic_list = [delete_btn]
        elif state.detailPageType == 'draft':
            dynamic_list = [
                ['pencil', lambda x: self.root.ids.sc14.write_msg(self)],
                delete_btn]
        toolbar_obj.right_action_items = dynamic_list

    def load_screen(self, instance):
        """This method is used for loading screen on every click"""
        if instance.text == 'Inbox':
            self.root.ids.scr_mngr.current = 'inbox'
            self.root.ids.sc1.children[1].active = True
            self.root.ids.sc1.ids.ml.clear_widgets()
        Clock.schedule_once(partial(self.load_screen_callback, instance), 0.5)

    def load_screen_callback(self, instance, dt=0):
        """This method is rotating loader for few seconds"""
        if instance.text == 'Inbox':
            self.root.ids.sc1.loadMessagelist(state.association)
            self.root.ids.sc1.children[1].active = False


class GrashofPopup(Popup):
    """Methods for saving contacts, error messages."""

    def __init__(self, **kwargs):
        """Grash of pop screen settings."""
        # pylint: disable=useless-super-delegation
        super(GrashofPopup, self).__init__(**kwargs)

    def savecontact(self):
        """Method is used for Saving Contacts."""
        label = self.ids.label.text.strip()
        address = self.ids.address.text.strip()
        if label == '' and address == '':
            self.ids.label.focus = True
            self.ids.address.focus = True
        elif address == '':
            self.ids.address.focus = True
        elif label == '':
            self.ids.label.focus = True

        stored_address = [addr[1] for addr in kivy_helper_search.search_sql(
            folder="addressbook")]
        stored_labels = [labels[0] for labels in kivy_helper_search.search_sql(
            folder="addressbook")]
        if label and address and address not in stored_address \
                and label not in stored_labels:
            # state.navinstance = self.parent.children[1]
            queues.UISignalQueue.put(('rerenderAddressBook', ''))
            self.dismiss()
            sqlExecute("INSERT INTO addressbook VALUES(?,?)", label, address)
            self.parent.children[1].ids.sc11.ids.ml.clear_widgets()
            self.parent.children[1].ids.sc11.loadAddresslist(None, 'All', '')
            self.parent.children[1].ids.scr_mngr.current = 'addressbook'
            toast('Saved')

    # pylint: disable=attribute-defined-outside-init
    def show_error_message(self):
        """Showing error message."""
        content = MDLabel(
            font_style='Body1',
            theme_text_color='Secondary',
            text="Hey you are not allowed to save blank address contact. "
            "That's wrong!",
            size_hint_y=None,
            valign='top')
        content.bind(texture_size=content.setter('size'))
        self.dialog = MDDialog(content=content,
                               size_hint=(.8, None),
                               height=dp(200),
                               auto_dismiss=False)

        self.dialog.add_action_button("ok",
                                      action=lambda *x: self.dialog.dismiss())
        self.dialog.open()

    @staticmethod
    def close_pop():
        """Pop is Canceled."""
        toast('Canceled')

    def checkAddress_valid(self, instance):
        """Checking address is valid or not"""
        my_addresses = (
            self.parent.children[1].children[2].children[0].ids.btn.values)
        add_book = [addr[1] for addr in kivy_helper_search.search_sql(
            folder="addressbook")]
        entered_text = str(instance.text).strip()
        if entered_text in add_book:
            text = 'Address is already in the addressbook.'
        elif entered_text in my_addresses:
            text = 'You can not save your own address.'

        if entered_text in my_addresses or entered_text in add_book:
            self.ids.address.error = True
            self.ids.address.helper_text = text
        elif entered_text:
            self.ids.address.error = False
        else:
            self.ids.address.error = False
            self.ids.address.helper_text = 'This field is required'

    def checkLabel_valid(self, instance):
        """Checking address label is unique of not"""
        entered_label = instance.text.strip()
        addr_labels = [labels[0] for labels in kivy_helper_search.search_sql(
            folder="addressbook")]
        if entered_label in addr_labels:
            self.ids.label.error = True
            self.ids.label.helper_text = 'label name already exists.'
        elif entered_label:
            self.ids.label.error = False
        else:
            self.ids.label.error = False
            self.ids.label.helper_text = 'This field is required'


class AvatarSampleWidget(ILeftBody, Image):
    """Avatar Sample Widget."""
    pass


class IconLeftSampleWidget(ILeftBodyTouch, MDIconButton):
    """Left icon sample widget."""
    pass


class IconRightSampleWidget(IRightBodyTouch, MDCheckbox):
    """Right icon sample widget."""
    pass


class NavigationDrawerTwoLineListItem(
        TwoLineListItem, NavigationDrawerHeaderBase):
    """Navigation Drawer in Listitems."""
    address_property = StringProperty()

    def __init__(self, **kwargs):
        """Method for Navigation Drawer."""
        super(NavigationDrawerTwoLineListItem, self).__init__(**kwargs)
        Clock.schedule_once(lambda dt: self.setup())

    def setup(self):
        """Bind Controller.current_account property."""
        pass

    def on_current_account(self, account):
        """Account detail."""
        pass

    def _update_specific_text_color(self, instance, value):
        pass

    def _set_active(self, active, list_):
        pass


class MailDetail(Screen):
    """MailDetail Screen uses to show the detail of mails."""
    to_addr = StringProperty()
    from_addr = StringProperty()
    subject = StringProperty()
    message = StringProperty()
    status = StringProperty()
    page_type = StringProperty()

    def __init__(self, *args, **kwargs):
        """Mail Details method."""
        super(MailDetail, self).__init__(*args, **kwargs)
        Clock.schedule_once(self.init_ui, 0)

    def init_ui(self, dt=0):
        """Clock Schdule for method MailDetail mails."""
        self.page_type = state.detailPageType if state.detailPageType else ''
        if state.detailPageType == 'sent' or state.detailPageType == 'draft':
            data = sqlQuery(
                "select toaddress, fromaddress, subject, message, status,"
                " ackdata from sent where ackdata = ?;", state.mail_id)
            state.status = self
            state.ackdata = data[0][5]
            self.assign_mail_details(data)
            state.kivyapp.set_mail_detail_header()
        elif state.detailPageType == 'inbox':
            data = sqlQuery(
                "select toaddress, fromaddress, subject, message from inbox"
                " where msgid = ?;", str(state.mail_id))
            self.assign_mail_details(data)
            state.kivyapp.set_mail_detail_header()

    def assign_mail_details(self, data):
        """Assigning mail details."""
        self.to_addr = data[0][0]
        self.from_addr = data[0][1]
        self.subject = data[0][2].upper(
        ) if data[0][2].upper() else '(no subject)'
        self.message = data[0][3]
        if len(data[0]) == 6:
            self.status = data[0][4]
        state.write_msg = {'to_addr': self.to_addr,
                           'from_addr': self.from_addr,
                           'subject': self.subject,
                           'message': self.message}

    def delete_mail(self):
        """Method for mail delete."""
        msg_count_objs = state.kivyapp.root.children[2].children[0].ids
        state.searcing_text = ''
        self.children[0].children[0].active = True
        if state.detailPageType == 'sent':
            state.kivyapp.root.ids.sc4.children[2].children[1].ids.search_field.text = ''
            sqlExecute(
                "UPDATE sent SET folder = 'trash' WHERE"
                " ackdata = ?;", str(state.mail_id))
            msg_count_objs.send_cnt.badge_text = str(int(state.sent_count) - 1)
            state.sent_count = str(int(state.sent_count) - 1)
            self.parent.screens[3].ids.ml.clear_widgets()
            self.parent.screens[3].loadSent(state.association)
        elif state.detailPageType == 'inbox':
            state.kivyapp.root.ids.sc1.children[2].children[1].ids.search_field.text = ''
            self.parent.screens[0].children[2].children[1].ids.search_field.text = ''
            sqlExecute(
                "UPDATE inbox SET folder = 'trash' WHERE"
                " msgid = ?;", str(state.mail_id))
            msg_count_objs.inbox_cnt.badge_text = str(
                int(state.inbox_count) - 1)
            state.inbox_count = str(int(state.inbox_count) - 1)
            self.parent.screens[0].ids.ml.clear_widgets()
            self.parent.screens[0].loadMessagelist(state.association)
            
        elif state.detailPageType == 'draft':
            sqlExecute("DELETE FROM sent WHERE ackdata = ?;", str(
                state.mail_id))
            msg_count_objs.draft_cnt.badge_text = str(
                int(state.draft_count) - 1)
            state.draft_count = str(int(state.draft_count) - 1)
            self.parent.screens[15].clear_widgets()
            self.parent.screens[15].add_widget(Draft())

        # self.parent.current = 'allmails' \
        #     if state.is_allmail else state.detailPageType
        if state.detailPageType != 'draft':
            msg_count_objs.trash_cnt.badge_text = str(
                int(state.trash_count) + 1)
            msg_count_objs.allmail_cnt.badge_text = str(
                int(state.all_count) - 1)
            state.trash_count = str(int(state.trash_count) + 1)
            state.all_count = str(int(state.all_count) - 1)
            self.parent.screens[4].ids.ml.clear_widgets()
            self.parent.screens[4].init_ui(dt=0)
            self.parent.screens[16].ids.ml.clear_widgets()
            self.parent.screens[16].init_ui(dt=0)
        Clock.schedule_once(self.callback_for_delete, 4)

    def callback_for_delete(self, dt=0):
        self.children[0].children[0].active = False
        state.kivyapp.set_common_header()
        self.parent.current = 'allmails' \
            if state.is_allmail else state.detailPageType
        state.detailPageType = ''
        toast('Deleted')

    def inbox_reply(self):
        """Method used for replying inbox messages."""
        data = sqlQuery(
            "select toaddress, fromaddress, subject, message from inbox where"
            " msgid = ?;", str(state.mail_id))
        composer_obj = self.parent.screens[2].children[1].ids
        composer_obj.ti.text = data[0][0]
        composer_obj.btn.text = data[0][0]
        composer_obj.txt_input.text = data[0][1]
        composer_obj.subject.text = data[0][2]
        composer_obj.body.text = ''
        state.kivyapp.root.ids.sc3.children[1].ids.rv.data = ''
        self.parent.current = 'create'
        state.kivyapp.set_navbar_for_composer()

    def write_msg(self, navApp):
        """Method used to write on draft mail."""
        state.send_draft_mail = state.mail_id
        composer_ids = (
            self.parent.parent.parent.parent.parent.ids.sc3.children[1].ids)
        composer_ids.ti.text = state.write_msg['from_addr']
        composer_ids.btn.text = state.write_msg['from_addr']
        composer_ids.txt_input.text = state.write_msg['to_addr']
        composer_ids.subject.text = state.write_msg[
            'subject'] if state.write_msg['subject'] != '(no subject)' else ''
        composer_ids.body.text = state.write_msg['message']
        self.parent.current = 'create'
        navApp.set_navbar_for_composer()

    @staticmethod
    def copy_composer_text(instance, *args):
        """This method is used for copying the data from mail detail page"""
        if len(instance.parent.text.split(':')) > 1:
            cpy_text = instance.parent.text.split(':')[1].strip()
        else:
            cpy_text = instance.parent.text
        Clipboard.copy(cpy_text)
        toast('Copied')


class MyaddDetailPopup(Popup):
    """MyaddDetailPopup pop is used for showing my address detail."""
    address_label = StringProperty()
    address = StringProperty()

    def __init__(self, **kwargs):
        """My Address Details screen setting."""
        # pylint: disable=useless-super-delegation
        super(MyaddDetailPopup, self).__init__(**kwargs)

    def set_address(self, address, label):
        """Getting address for displaying details on popup."""
        self.address_label = label
        self.address = address

    def send_message_from(self):
        """Method used to fill from address of composer autofield."""
        state.kivyapp.set_navbar_for_composer()
        window_obj = self.parent.children[1].ids
        window_obj.sc3.children[1].ids.ti.text = self.address
        window_obj.sc3.children[1].ids.btn.text = self.address
        window_obj.sc3.children[1].ids.txt_input.text = ''
        window_obj.sc3.children[1].ids.subject.text = ''
        window_obj.sc3.children[1].ids.body.text = ''
        window_obj.scr_mngr.current = 'create'
        self.dismiss()

    @staticmethod
    def close_pop():
        """Pop is Canceled."""
        toast('Canceled')


class AddbookDetailPopup(Popup):
    """AddbookDetailPopup pop is used for showing my address detail."""
    address_label = StringProperty()
    address = StringProperty()

    def __init__(self, **kwargs):
        """Method used set screen of address detail page."""
        # pylint: disable=useless-super-delegation
        super(AddbookDetailPopup, self).__init__(**kwargs)

    def set_addbook_data(self, address, label):
        """Getting address book data for detial dipaly."""
        self.address_label = label
        self.address = address

    def update_addbook_label(self, address):
        """Updating the label of address book address."""
        address_list = kivy_helper_search.search_sql(folder="addressbook")
        stored_labels = [labels[0] for labels in address_list]
        add_dict = dict(address_list)
        label = str(self.ids.add_label.text)
        if label in stored_labels and self.address == add_dict[label]:
            stored_labels.remove(label)
        if label and label not in stored_labels:
            sqlExecute(
                "UPDATE addressbook SET label = '{}' WHERE"
                " address = '{}';".format(
                    str(self.ids.add_label.text), address))
            self.parent.children[1].ids.sc11.ids.ml.clear_widgets()
            self.parent.children[1].ids.sc11.loadAddresslist(None, 'All', '')
            self.dismiss()
            toast('Saved')

    def send_message_to(self):
        """Method used to fill to_address of composer autofield."""
        state.kivyapp.set_navbar_for_composer()
        window_obj = self.parent.children[1].ids
        window_obj.sc3.children[1].ids.txt_input.text = self.address
        window_obj.sc3.children[1].ids.ti.text = ''
        window_obj.sc3.children[1].ids.btn.text = 'Select'
        window_obj.sc3.children[1].ids.subject.text = ''
        window_obj.sc3.children[1].ids.body.text = ''
        window_obj.scr_mngr.current = 'create'
        self.dismiss()

    @staticmethod
    def close_pop():
        """Pop is Canceled."""
        toast('Canceled')

    def checkLabel_valid(self, instance):
        """Checking address label is unique of not"""
        entered_label = str(instance.text.strip())
        address_list = kivy_helper_search.search_sql(folder="addressbook")
        addr_labels = [labels[0] for labels in address_list]
        add_dict = dict(address_list)
        if self.address and entered_label in addr_labels \
                and self.address != add_dict[entered_label]:
            self.ids.add_label.error = True
            self.ids.add_label.helper_text = 'label name already exists.'
        elif entered_label:
            self.ids.add_label.error = False
        else:
            self.ids.add_label.error = False
            self.ids.add_label.helper_text = 'This field is required'


class ShowQRCode(Screen):
    """ShowQRCode Screen uses to show the detail of mails."""

    def qrdisplay(self):
        """Method used for showing QR Code."""
        # self.manager.parent.parent.parent.ids.search_bar.clear_widgets()
        self.ids.qr.clear_widgets()
        from kivy.garden.qrcode import QRCodeWidget
        self.ids.qr.add_widget(QRCodeWidget(
            data=self.manager.get_parent_window().children[0].address))
        toast('Show QR code')


class Draft(Screen):
    """Draft screen is used to show the list of draft messages."""
    data = ListProperty()
    queryreturn = ListProperty()
    has_refreshed = True

    def __init__(self, *args, **kwargs):
        """Method used for storing draft messages."""
        super(Draft, self).__init__(*args, **kwargs)
        if state.association == '':
            if BMConfigParser().addresses():
                state.association = BMConfigParser().addresses()[0]
        Clock.schedule_once(self.init_ui, 0)

    def init_ui(self, dt=0):
        """Clock Schdule for method draft accounts."""
        self.sentaccounts()
        print dt

    def sentaccounts(self):
        """Load draft accounts."""
        account = state.association
        self.loadDraft(account, 'All', '')

    def loadDraft(self, account, where="", what=""):
        """Load draft list for Draft messages."""
        xAddress = 'fromaddress'
        self.queryreturn = kivy_helper_search.search_sql(
            xAddress, account, "draft", where, what, False)
        if state.msg_counter_objs:
            state.msg_counter_objs.draft_cnt.badge_text = str(
                len(self.queryreturn))
        if self.queryreturn:
            src_mng_obj = state.kivyapp.root.children[2].children[0].ids
            src_mng_obj.draft_cnt.badge_text = str(len(self.queryreturn))
            state.draft_count = str(len(self.queryreturn))
            self.set_mdList(0, 20)
            self.ids.scroll_y.bind(scroll_y=self.check_scroll_y)
        else:
            content = MDLabel(
                font_style='Body1',
                theme_text_color='Primary',
                text="yet no message for this account!!!!!!!!!!!!!",
                halign='center',
                bold=True,
                size_hint_y=None,
                valign='top')
            self.ids.ml.add_widget(content)

    def set_mdList(self, first_index, last_index):
        """This method is used to create mdlist"""
        data = []
        for mail in self.queryreturn[first_index:last_index]:
            third_text = mail[3].replace('\n', ' ')
            data.append({
                'text': mail[1].strip(),
                'secondary_text': mail[2][:10] + '...........' if len(
                    mail[2]) > 10 else mail[2] + '\n' + " " + (
                        third_text[:25] + '...!') if len(
                            third_text) > 25 else third_text,
                'ackdata': mail[5]})
        for item in data:
            meny = TwoLineAvatarIconListItem(
                text='Draft',
                secondary_text=item['text'],
                theme_text_color='Custom',
                text_color=NavigateApp().theme_cls.primary_color)
            meny.add_widget(AvatarSampleWidget(
                source='./images/avatar.png'))
            meny.bind(on_press=partial(
                self.draft_detail, item['ackdata']))
            carousel = Carousel(direction='right')
            carousel.height = meny.height
            carousel.size_hint_y = None
            carousel.ignore_perpendicular_swipes = True
            carousel.data_index = 0
            carousel.min_move = 0.2
            del_btn = Button(text='Delete')
            del_btn.background_normal = ''
            del_btn.background_color = (1, 0, 0, 1)
            del_btn.bind(on_press=partial(
                self.delete_draft, item['ackdata']))
            carousel.add_widget(del_btn)
            carousel.add_widget(meny)
            carousel.index = 1
            self.ids.ml.add_widget(carousel)

    def check_scroll_y(self, instance, somethingelse):
        """This method is used to load data on scroll"""
        if self.ids.scroll_y.scroll_y <= -0.0 and self.has_refreshed:
            self.ids.scroll_y.scroll_y = 0.06
            total_draft_msg = len(self.ids.ml.children)
            if total_draft_msg != len(self.queryreturn):
                self.update_draft_screen_on_scroll(total_draft_msg)
            self.has_refreshed = True if total_draft_msg != len(
                self.queryreturn) else False
        else:
            pass

    def update_draft_screen_on_scroll(self, total_draft_msg):
        """This method is used to load more data on scroll down"""
        self.set_mdList(total_draft_msg, total_draft_msg + 5)

    def draft_detail(self, ackdata, *args):
        """Method used to show draft Details."""
        state.detailPageType = 'draft'
        state.mail_id = ackdata
        if self.manager:
            src_mng_obj = self.manager
        else:
            src_mng_obj = self.parent.parent
        src_mng_obj.screens[13].clear_widgets()
        src_mng_obj.screens[13].add_widget(MailDetail())
        src_mng_obj.current = 'mailDetail'

    def delete_draft(self, data_index, instance, *args):
        """Method used to delete draft message permanently."""
        sqlExecute("DELETE FROM sent WHERE ackdata = ?;", str(
            data_index))
        try:
            msg_count_objs = (
                self.parent.parent.parent.parent.children[2].children[0].ids)
        except Exception:
            msg_count_objs = self.parent.parent.parent.parent.parent.children[
                2].children[0].ids
        if int(state.draft_count) > 0:
            msg_count_objs.draft_cnt.badge_text = str(
                int(state.draft_count) - 1)
            state.draft_count = str(int(state.draft_count) - 1)
        self.ids.ml.remove_widget(instance.parent.parent)
        toast('Deleted')

    @staticmethod
    def draft_msg(src_object):
        """Method used for saving draft mails."""
        # pylint: disable=too-many-locals
        composer_object = state.kivyapp.root.ids.sc3.children[1].ids
        fromAddress = str(composer_object.ti.text)
        toAddress = str(composer_object.txt_input.text)
        subject = str(composer_object.subject.text)
        message = str(composer_object.body.text)
        encoding = 3
        sendMessageToPeople = True
        if sendMessageToPeople:
            from addresses import decodeAddress
            streamNumber, ripe = decodeAddress(toAddress)[2:]
            from addresses import addBMIfNotPresent
            toAddress = addBMIfNotPresent(toAddress)
            stealthLevel = BMConfigParser().safeGetInt(
                'bitmessagesettings', 'ackstealthlevel')
            from helper_ackPayload import genAckPayload
            ackdata = genAckPayload(streamNumber, stealthLevel)
            sqlExecute(
                '''INSERT INTO sent VALUES
                (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)''',
                '',
                toAddress,
                ripe,
                fromAddress,
                subject,
                message,
                ackdata,
                int(time.time()),
                int(time.time()),
                0,
                'msgqueued',
                0,
                'draft',
                encoding,
                BMConfigParser().getint('bitmessagesettings', 'ttl'))

            state.msg_counter_objs = src_object.children[2].children[0].ids
            state.draft_count = str(int(state.draft_count) + 1)
            src_object.ids.sc16.clear_widgets()
            src_object.ids.sc16.add_widget(Draft())
            toast('Save draft')
        return


class CustomSpinner(Spinner):
    """This class is used for setting spinner size."""

    def __init__(self, *args, **kwargs):
        """Method used for setting size of spinner."""
        super(CustomSpinner, self).__init__(*args, **kwargs)
        self.dropdown_cls.max_height = Window.size[1] / 3


class Allmails(Screen):
    """all mails Screen uses screen to show widgets of screens."""
    data = ListProperty()
    has_refreshed = True
    all_mails = ListProperty()

    def __init__(self, *args, **kwargs):
        """Method Parsing the address."""
        super(Allmails, self).__init__(*args, **kwargs)
        if state.association == '':
            if BMConfigParser().addresses():
                state.association = BMConfigParser().addresses()[0]
        Clock.schedule_once(self.init_ui, 0)

    def init_ui(self, dt=0):
        """Clock Schdule for method all mails."""
        self.mailaccounts()
        print dt

    def mailaccounts(self):
        """Load all mails for account."""
        account = state.association
        self.loadMessagelist(account, 'All', '')

    def loadMessagelist(self, account, where="", what=""):
        """Load Inbox, Sent anf Draft list of messages."""
        self.all_mails = sqlQuery(
            "SELECT toaddress, fromaddress, subject, message, folder, ackdata"
            " As id, DATE(lastactiontime) As actionTime FROM sent WHERE"
            " folder = 'sent' and fromaddress = '{0}' UNION SELECT toaddress, fromaddress, subject,"
            " message, folder, msgid As id, DATE(received) As actionTime"
            " FROM inbox WHERE folder = 'inbox' and toaddress = '{0}' ORDER BY actionTime DESC".format(account))
        if self.all_mails:
            state.kivyapp.root.children[2].children[
                0].ids.allmail_cnt.badge_text = str(
                    len(self.all_mails))
            state.all_count = str(len(self.all_mails))
            self.set_mdlist(0, 20)
            self.ids.refresh_layout.bind(scroll_y=self.check_scroll_y)
        else:
            content = MDLabel(
                font_style='Body1',
                theme_text_color='Primary',
                text="yet no message for this account!!!!!!!!!!!!!",
                halign='center',
                bold=True,
                size_hint_y=None,
                valign='top')
            self.ids.ml.add_widget(content)

    def set_mdlist(self, start_pnt, end_pnt):
        """This method is used to create mdList for allmaills"""
        for item in self.all_mails[start_pnt:end_pnt]:
            meny = TwoLineAvatarIconListItem(
                text=item[1],
                secondary_text=item[2][:50] + '........' if len(
                    item[2]) >= 50 else (
                        item[2] + ',' + item[3].replace(
                            '\n', ''))[0:50] + '........',
                theme_text_color='Custom',
                text_color=NavigateApp().theme_cls.primary_color)
            meny.add_widget(AvatarSampleWidget(
                source='./images/text_images/{}.png'.format(
                    avatarImageFirstLetter(item[2].strip()))))
            meny.bind(on_press=partial(
                self.mail_detail, item[5], item[4]))
            carousel = Carousel(direction='right')
            carousel.height = meny.height
            carousel.size_hint_y = None
            carousel.ignore_perpendicular_swipes = True
            carousel.data_index = 0
            carousel.min_move = 0.2
            del_btn = Button(text='Delete')
            del_btn.background_normal = ''
            del_btn.background_color = (1, 0, 0, 1)
            del_btn.bind(on_press=partial(
                self.swipe_delete, item[5], item[4]))
            carousel.add_widget(del_btn)
            carousel.add_widget(meny)
            carousel.index = 1
            self.ids.ml.add_widget(carousel)

    def check_scroll_y(self, instance, somethingelse):
        """This method is used for scrolling on fixing length"""
        if self.ids.refresh_layout.scroll_y <= -0.00 and self.has_refreshed:
            self.ids.refresh_layout.scroll_y = .06
            load_more = len(self.ids.ml.children)
            self.updating_allmail(load_more)
        else:
            pass

    def updating_allmail(self, load_more):
        """This method is used to update the all mail
        listing value on the scroll of screen"""
        if self.all_mails and load_more != len(self.all_mails):
            state.all_count = str(len(self.all_mails))
            self.set_mdlist(load_more, load_more + 5)
        self.has_refreshed = True if load_more != len(
            self.all_mails) else False

    def mail_detail(self, unique_id, folder, *args):
        """Load sent and inbox mail details."""
        state.detailPageType = folder
        state.is_allmail = True
        state.mail_id = unique_id
        if self.manager:
            src_mng_obj = self.manager
        else:
            src_mng_obj = self.parent.parent
        src_mng_obj.screens[13].clear_widgets()
        src_mng_obj.screens[13].add_widget(MailDetail())
        src_mng_obj.current = 'mailDetail'

    def swipe_delete(self, unique_id, folder, instance, *args):
        """Delete inbox mail from all mail listing."""
        if folder == 'inbox':
            sqlExecute(
                "UPDATE inbox SET folder = 'trash' WHERE msgid = ?;", str(
                    unique_id))
        else:
            sqlExecute(
                "UPDATE sent SET folder = 'trash' WHERE ackdata = ?;", str(
                    unique_id))
        self.ids.ml.remove_widget(instance.parent.parent)
        try:
            msg_count_objs = self.parent.parent.parent.parent.children[
                2].children[0].ids
            nav_lay_obj = self.parent.parent.parent.parent.ids
        except Exception:
            msg_count_objs = self.parent.parent.parent.parent.parent.children[
                2].children[0].ids
            nav_lay_obj = self.parent.parent.parent.parent.parent.ids
        if folder == 'inbox':
            msg_count_objs.inbox_cnt.badge_text = str(
                int(state.inbox_count) - 1)
            state.inbox_count = str(int(state.inbox_count) - 1)
            nav_lay_obj.sc1.ids.ml.clear_widgets()
            nav_lay_obj.sc1.loadMessagelist(state.association)
        else:
            msg_count_objs.send_cnt.badge_text = str(
                int(state.sent_count) - 1)
            state.sent_count = str(int(state.sent_count) - 1)
            nav_lay_obj.sc4.ids.ml.clear_widgets()
            nav_lay_obj.sc4.loadSent(state.association)
        msg_count_objs.trash_cnt.badge_text = str(
            int(state.trash_count) + 1)
        msg_count_objs.allmail_cnt.badge_text = str(
            int(state.all_count) - 1)
        state.trash_count = str(int(state.trash_count) + 1)
        state.all_count = str(int(state.all_count) - 1)
        nav_lay_obj.sc5.clear_widgets()
        nav_lay_obj.sc5.add_widget(Trash())
        nav_lay_obj.sc17.clear_widgets()
        nav_lay_obj.sc17.add_widget(Allmails())

    # pylint: disable=attribute-defined-outside-init
    def refresh_callback(self, *args):
        """Method updates the state of application,
        While the spinner remains on the screen."""
        def refresh_callback(interval):
            """Method used for loading the allmails screen data."""
            self.ids.ml.clear_widgets()
            self.remove_widget(self.children[1])
            try:
                screens_obj = self.parent.screens[16]
            except Exception:
                screens_obj = self.parent.parent.screens[16]
            screens_obj.add_widget(Allmails())
            self.ids.refresh_layout.refresh_done()
            self.tick = 0
        Clock.schedule_once(refresh_callback, 1)

    def set_root_layout(self):
        """Setting root layout"""
        try:
            return self.manager.parent.parent
        except Exception:
            return state.kivyapp.root.ids.float_box


def avatarImageFirstLetter(letter_string):
    """This function is used to the first letter for the avatar image"""
    if letter_string[0].upper() >= 'A' and letter_string[0].upper() <= 'Z':
        img_latter = letter_string[0].upper()
    elif int(letter_string[0]) >= 0 and int(letter_string[0]) <= 9:
        img_latter = letter_string[0]
    else:
        img_latter = '!'
    return img_latter


class Starred(Screen):
    """Starred Screen show widgets of page."""
    pass


class Archieve(Screen):
    """Archieve Screen show widgets of page."""
    pass


class Spam(Screen):
    """Spam Screen show widgets of page."""
    pass


class LoadingPopup(Popup):
    """Class for loading Popup"""

    def __init__(self, **kwargs):
        super(LoadingPopup, self).__init__(**kwargs)
        # call dismiss_popup in 2 seconds
        Clock.schedule_once(self.dismiss_popup, 0.5)

    def dismiss_popup(self, dt):
        """Dismiss popups"""
        self.dismiss()