#!/usr/bin/env python3

from json import JSONDecodeError
from pathlib import Path
from pynput import keyboard
from threading import Thread

import json
import os
import signal
import subprocess

import gi

gi.require_version('Gtk', '3.0')

from gi.repository import Gtk

def gtk_module_exists(module_name):
    try:
        gi.require_version(module_name, '0.1')
    except:
        return False
    else:
        return True


if gtk_module_exists('AppIndicator3'):
    from gi.repository import AppIndicator3
elif gtk_module_exists('AyatanaAppIndicator3'):
    from gi.repository import AyatanaAppIndicator3 as AppIndicator3
else:
    print('Requires either AppIndicator3 or AyatanaAppIndicator3')
    exit(1)


# ------------
# ------------ Debug


XLAP_DEBUG = os.environ.get('XLAP_DEBUG', None)


# ------------
# ------------ Config


class Config:
    window_margin_top = 30
    window_margin_left = 30
    screen_margin_bottom = 30
    screen_margin_right = 30
    notify_on_apply_layout = False
    notify_on_launch = True

    @staticmethod
    def path():
        return Path.home().joinpath(Path('.xlap-conf.json'))

    @staticmethod
    def apply():
        if XLAP_DEBUG:
            print('\tapply')
        conf_path = Config.path()
        if not conf_path.exists():
            with open(conf_path, 'w') as fp:
                json.dump(conf_default, fp, indent=4)
        with open(conf_path, 'r') as fp:
            try:
                data = json.load(fp)
                if 'window_margin_top' in data:
                    Config.window_margin_top = data['window_margin_top']
                if 'window_margin_left' in data:
                    Config.window_margin_left = data['window_margin_left']
                if 'screen_margin_bottom' in data:
                    Config.screen_margin_bottom = data['screen_margin_bottom']
                if 'screen_margin_right' in data:
                    Config.screen_margin_right = data['screen_margin_right']
                if 'notify_on_apply_layout' in data:
                    Config.notify_on_apply_layout = data['notify_on_apply_layout']
                if 'notify_on_launch' in data:
                    Config.notify_on_launch = data['notify_on_launch']
            except JSONDecodeError:
                Notify.notify(summary='Config not valid',
                              description='Using default config instead\n'
                                          'Check {conf_path} for errors'.format(conf_path=conf_path),
                              expire_time=10000)
        if XLAP_DEBUG:
            print('\t\t', 'notify_on_apply_layout', Config.notify_on_apply_layout)


conf_default = {
    'window_margin_top': Config.window_margin_top,
    'window_margin_left': Config.window_margin_left,
    'screen_margin_bottom': Config.screen_margin_bottom,
    'screen_margin_right': Config.screen_margin_right,
    'notify_on_apply_layout': Config.notify_on_apply_layout,
    'notify_on_launch': Config.notify_on_launch,
    }


class Layouts:
    FULL_SCREEN = 'Full Screen'
    MAXIMIZED = 'Maximized'
    ALMOST_MAXIMIZED = 'Almost Maximized'

    COL_50_LEFT = '50% Left'
    COL_50_RIGHT = '50% Right'

    COL_66_LEFT = '66% Left'
    COL_66_RIGHT = '66% Right'

    COL_33_LEFT = '33% Left'
    COL_33_CENTER = '33% Center'
    COL_33_RIGHT = '33% Right'

    ROW_50_TOP = '50% Top'
    ROW_50_BOTTOM = '50% Bottom'

    ROW_66_TOP = '66% Top'
    ROW_66_BOTTOM = '66% Bottom'

    ROW_33_TOP = '33% Top'
    ROW_33_CENTER = '33% Middle'
    ROW_33_BOTTOM = '33% Bottom'

    CELL_50_LEFT_TOP = '50% Top Left'
    CELL_50_LEFT_BOTTOM = '50% Bottom Left'

    CELL_50_RIGHT_TOP = '50% Top Right'
    CELL_50_RIGHT_BOTTOM = '50% Bottom Right'

    CELL_33_LEFT_TOP = '33% Top Left'
    CELL_33_LEFT_CENTER = '33% Middle Left'
    CELL_33_LEFT_BOTTOM = '33% Bottom Left'

    CELL_33_CENTER_TOP = '33% Top Center'
    CELL_33_CENTER_CENTER = '33% Middle Center'
    CELL_33_CENTER_BOTTOM = '33% Bottom Center'

    CELL_33_RIGHT_TOP = '33% Top Right'
    CELL_33_RIGHT_CENTER = '33% Center Right'
    CELL_33_RIGHT_BOTTOM = '33% Bottom Right'


# ------------
# ------------ Core


def get_display_resolution():
    """
    get current display resolution
    @return: width: int, height: int
    """
    if XLAP_DEBUG:
        print('\tget_display_resolution')
    output = subprocess.getoutput('xdotool getdisplaygeometry')
    output = output.split(' ')
    width = output[0]
    height = output[1]
    if XLAP_DEBUG:
        print('\t\t', width, height)
    return int(width), int(height)


def get_active_window_id():
    """
    get id of focused window
    @return: window_id: str
    """
    if XLAP_DEBUG:
        print('\tget_active_window_id')
    output = subprocess.getoutput('xdotool getwindowfocus')
    if XLAP_DEBUG:
        print('\t\t', output)
    return output


def get_window_position(window_id):
    """
    get window position by window id
    @params: window_id: Str
    @return: left: int, top: int
    """
    if XLAP_DEBUG:
        print('\tget_window_position', window_id)
    output = subprocess.getoutput('xdotool getwindowgeometry {window_id} | grep Position'.format(window_id=window_id))
    output = output.split(' ')
    output = output[3].split(',')
    left, top = output
    if XLAP_DEBUG:
        print('\t\t', left, top)
    return int(left), int(top)


def get_connected_displays():
    """
    Get lsit of connected displays, their x and y start and ends
    and offset if any based on display arrangement
    @return: [{'x_start': int, 'x_end': int,
               'y_start': int, 'y_end': int,
               'offset_left': int, 'offset_top': int},
               ...]
    """
    if XLAP_DEBUG:
        print('\tget_connected_displays')
    lines = subprocess.getoutput('xrandr | grep " connected" | grep "x" | grep "+"').split('\n')
    displays = []
    for line in lines:
        split = line.replace('primary ', '').split(' ')[2].split('+')
        offset_left = int(split[1])
        offset_top = int(split[2])
        split = split[0].split('x')
        width = int(split[0])
        height = int(split[1])
        x_start = offset_left
        x_end = offset_left + width
        y_start = offset_top
        y_end = offset_top + height
        displays.append({'x_start':     x_start,
                         'x_end':       x_end,
                         'y_start':     y_start,
                         'y_end':       y_end,
                         'offset_left': offset_left,
                         'offset_top':  offset_top})
    if XLAP_DEBUG:
        print('\t\t', displays)
    return displays


def get_display_for_window(window_id):
    """
    Returns display for window_id
    @param: window_id: str
    @return: {'x_start': int, 'x_end': int,
              'y_start': int, 'y_end': int,
              'offset_left': int, 'offset_top': int}
    """
    if XLAP_DEBUG:
        print('\tdisplay', window_id)
    left, top = get_window_position(window_id=window_id)
    offset_left = 0
    offset_top = 0
    for display in get_connected_displays():
        x_in_range = display['x_start'] <= left < display['x_end']
        y_in_range = display['y_start'] <= top < display['y_end']
        display_contains_window = x_in_range and y_in_range
        if display_contains_window:
            if XLAP_DEBUG:
                print('\t\t', display)
            return display
    if XLAP_DEBUG:
        print('\t\t', None)
    return None


def window_full_screen(window_id):
    subprocess.getstatusoutput('xdotool windowstate --remove MAXIMIZED_HORZ {window_id}'.format(window_id=window_id))
    subprocess.getstatusoutput('xdotool windowstate --remove MAXIMIZED_VERT {window_id}'.format(window_id=window_id))
    subprocess.getstatusoutput('xdotool windowstate --add FULLSCREEN {window_id}'.format(window_id=window_id))


def window_maximized(window_id):
    subprocess.getstatusoutput('xdotool windowstate --remove FULLSCREEN {window_id}'.format(window_id=window_id))
    subprocess.getstatusoutput('xdotool windowstate --add MAXIMIZED_HORZ {window_id}'.format(window_id=window_id))
    subprocess.getstatusoutput('xdotool windowstate --add MAXIMIZED_VERT {window_id}'.format(window_id=window_id))


def window_adjust(window_id, top, left, width, height):
    if XLAP_DEBUG:
        print('\twindow_adjust', window_id, top, left, width, height)
    # unmaximize
    subprocess.getstatusoutput('xdotool windowstate --remove FULLSCREEN {window_id}'.format(window_id=window_id))
    subprocess.getstatusoutput('xdotool windowstate --remove MAXIMIZED_HORZ {window_id}'.format(window_id=window_id))
    subprocess.getstatusoutput('xdotool windowstate --remove MAXIMIZED_VERT {window_id}'.format(window_id=window_id))
    # resize
    subprocess.getstatusoutput('xdotool windowsize {window_id} {width} {height}'.format(window_id=window_id, width=width, height=height))
    # position
    subprocess.getstatusoutput('xdotool windowmove {window_id} {left} {top}'.format(window_id=window_id, left=left, top=top))


window_state = {}


layout_sequence = [
    Layouts.FULL_SCREEN,
    Layouts.MAXIMIZED,
    Layouts.ALMOST_MAXIMIZED,
    Layouts.COL_50_LEFT,
    Layouts.COL_50_RIGHT,
    Layouts.COL_66_LEFT,
    Layouts.COL_66_RIGHT,
    Layouts.COL_33_LEFT,
    Layouts.COL_33_CENTER,
    Layouts.COL_33_RIGHT,
    Layouts.ROW_50_TOP,
    Layouts.ROW_50_BOTTOM,
    Layouts.ROW_66_TOP,
    Layouts.ROW_66_BOTTOM,
    Layouts.ROW_33_TOP,
    Layouts.ROW_33_CENTER,
    Layouts.ROW_33_BOTTOM,
    Layouts.CELL_50_LEFT_TOP,
    Layouts.CELL_50_LEFT_BOTTOM,
    Layouts.CELL_50_RIGHT_TOP,
    Layouts.CELL_50_RIGHT_BOTTOM,
    Layouts.CELL_33_LEFT_TOP,
    Layouts.CELL_33_LEFT_CENTER,
    Layouts.CELL_33_LEFT_BOTTOM,
    Layouts.CELL_33_CENTER_TOP,
    Layouts.CELL_33_CENTER_CENTER,
    Layouts.CELL_33_CENTER_BOTTOM,
    Layouts.CELL_33_RIGHT_TOP,
    Layouts.CELL_33_RIGHT_CENTER,
    Layouts.CELL_33_RIGHT_BOTTOM,
    ]


def apply_layout(layout, window_id):
    Config.apply()

    if XLAP_DEBUG:
        print('\tapply_layout', layout, window_id)

    display = get_display_for_window(window_id=window_id)
    total_width = display['x_end'] - display['x_start'] - Config.screen_margin_right
    total_height = display['y_end'] - display['y_start'] - Config.screen_margin_bottom
    display_offset_left = display['offset_left']
    display_offset_top = display['offset_top']

    window_state[window_id] = layout_sequence.index(layout)

    if layout == Layouts.FULL_SCREEN:
        window_full_screen(window_id=window_id)
    elif layout == Layouts.MAXIMIZED:
        window_maximized(window_id=window_id)
    else:
        top = 0
        left = 0
        width = total_width
        height = total_height
        if layout == Layouts.ALMOST_MAXIMIZED:
            pass
        elif layout == Layouts.COL_50_LEFT:
            top = 0
            left = 0
            width = int(total_width * 0.5)
            height = total_height
        elif layout == Layouts.COL_50_RIGHT:
            top = 0
            left = int(total_width * 0.5)
            width = int(total_width * 0.5)
            height = total_height
        elif layout == Layouts.COL_66_LEFT:
            top = 0
            left = 0
            width = int(total_width * 0.67)
            height = total_height
        elif layout == Layouts.COL_66_RIGHT:
            top = 0
            left = int(total_width * 0.34)
            width = int(total_width * 0.66)
            height = total_height
        elif layout == Layouts.COL_33_LEFT:
            top = 0
            left = 0
            width = int(total_width * 0.34)
            height = total_height
        elif layout == Layouts.COL_33_CENTER:
            top = 0
            left = int(total_width * 0.33)
            width = int(total_width * 0.34)
            height = total_height
        elif layout == Layouts.COL_33_RIGHT:
            top = 0
            left = int(total_width * 0.67)
            width = int(total_width * 0.33)
            height = total_height
        elif layout == Layouts.ROW_50_TOP:
            top = 0
            left = 0
            width = total_width
            height = int(total_height * 0.5)
        elif layout == Layouts.ROW_50_BOTTOM:
            top = int(total_height * 0.5)
            left = 0
            width = total_width
            height = int(total_height * 0.5)
        elif layout == Layouts.ROW_66_TOP:
            top = 0
            left = 0
            width = total_width
            height = int(total_height * 0.67)
        elif layout == Layouts.ROW_66_BOTTOM:
            top = int(total_height * 0.33)
            left = 0
            width = total_width
            height = int(total_height * 0.67)
        elif layout == Layouts.ROW_33_TOP:
            top = 0
            left = 0
            width = total_width
            height = int(total_height * 0.34)
        elif layout == Layouts.ROW_33_CENTER:
            top = int(total_height * 0.33)
            left = 0
            width = total_width
            height = int(total_height * 0.34)
        elif layout == Layouts.ROW_33_BOTTOM:
            top = int(total_height * 0.66)
            left = 0
            width = total_width
            height = int(total_height * 0.34)
        elif layout == Layouts.CELL_50_LEFT_TOP:
            top = 0
            left = 0
            width = int(total_width * 0.5)
            height = int(total_height * 0.5)
        elif layout == Layouts.CELL_50_LEFT_BOTTOM:
            top = int(total_height * 0.5)
            left = 0
            width = int(total_width * 0.5)
            height = int(total_height * 0.5)
        elif layout == Layouts.CELL_50_RIGHT_TOP:
            top = 0
            left = int(total_width * 0.5)
            width = int(total_width * 0.5)
            height = int(total_height * 0.5)
        elif layout == Layouts.CELL_50_RIGHT_BOTTOM:
            top = int(total_height * 0.5)
            left = int(total_width * 0.5)
            width = int(total_width * 0.5)
            height = int(total_height * 0.5)
        elif layout == Layouts.CELL_33_LEFT_TOP:
            top = 0
            left = 0
            width = int(total_width * 0.34)
            height = int(total_height * 0.34)
        elif layout == Layouts.CELL_33_LEFT_CENTER:
            top = int(total_height * 0.33)
            left = 0
            width = int(total_width * 0.34)
            height = int(total_height * 0.34)
        elif layout == Layouts.CELL_33_LEFT_BOTTOM:
            top = int(total_height * 0.66)
            left = 0
            width = int(total_width * 0.34)
            height = int(total_height * 0.34)
        elif layout == Layouts.CELL_33_CENTER_TOP:
            top = 0
            left = int(total_width * 0.33)
            width = int(total_width * 0.34)
            height = int(total_height * 0.34)
        elif layout == Layouts.CELL_33_CENTER_CENTER:
            top = int(total_height * 0.33)
            left = int(total_width * 0.33)
            width = int(total_width * 0.34)
            height = int(total_height * 0.34)
        elif layout == Layouts.CELL_33_CENTER_BOTTOM:
            top = int(total_height * 0.66)
            left = int(total_width * 0.33)
            width = int(total_width * 0.34)
            height = int(total_height * 0.34)
        elif layout == Layouts.CELL_33_RIGHT_TOP:
            top = 0
            left = int(total_width * 0.67)
            width = int(total_width * 0.33)
            height = int(total_height * 0.34)
        elif layout == Layouts.CELL_33_RIGHT_CENTER:
            top = int(total_height * 0.33)
            left = int(total_width * 0.67)
            width = int(total_width * 0.33)
            height = int(total_height * 0.34)
        elif layout == Layouts.CELL_33_RIGHT_BOTTOM:
            top = int(total_height * 0.66)
            left = int(total_width * 0.67)
            width = int(total_width * 0.33)
            height = int(total_height * 0.34)

        top = top + display_offset_top + Config.window_margin_top
        left = left + display_offset_left + Config.window_margin_left
        height = height - Config.window_margin_top
        width = width - Config.window_margin_left

        if XLAP_DEBUG:
            print('\t\t', 'window_state', window_state)
            print('\t\t', 'display_offset_left, display_offset_top', display_offset_left, display_offset_top)

        window_adjust(window_id=window_id,
                      top=top,
                      left=left,
                      width=width,
                      height=height)

    # notify
    if Config.notify_on_apply_layout:
        Notify.notify(summary=layout)


def prev_layout():
    if XLAP_DEBUG:
        print('\nprev_layout')
    active_window = get_active_window_id()
    if active_window not in window_state:
        window_state[active_window] = 1
    else:
        if window_state[active_window] == 0:
            window_state[active_window] = len(layout_sequence) - 1
        else:
            window_state[active_window] = window_state[active_window] - 1
    new_layout = layout_sequence[window_state[active_window]]
    apply_layout(layout=new_layout, window_id=active_window)


def next_layout():
    if XLAP_DEBUG:
        print('\nnext_layout')
    active_window = get_active_window_id()

    if active_window not in window_state:
        window_state[active_window] = 0
    else:
        if window_state[active_window] == len(layout_sequence) - 1:
            window_state[active_window] = 0
        else:
            window_state[active_window] = window_state[active_window] + 1
    new_layout = layout_sequence[window_state[active_window]]
    apply_layout(layout=new_layout, window_id=active_window)


# ------------
# ------------ Hotkeys


def hotkeys():
    with keyboard.GlobalHotKeys({'<cmd>+<alt>+<left>':  prev_layout,
                                 '<cmd>+<alt>+<right>': next_layout, }) as h:
        h.join()


# ------------
# ------------ Indicator


menu_labels = [
    {'label': 'Shuffle', 'type': 'MenuItem', 'disabled': True, },
    {'label': 'Next layout (Super + Alt + →️)', 'type': 'MenuItem', },
    {'label': 'Previous layout (Super + Alt + ←️)', 'type': 'MenuItem', },

    {'label': 'SEPARATOR', 'type': 'separator', },
    {'label': 'Single Window', 'type': 'MenuItem', 'disabled': True, },
    {'label': Layouts.FULL_SCREEN, 'type': 'RadioMenuItem', },
    {'label': Layouts.MAXIMIZED, 'type': 'RadioMenuItem', },
    {'label': Layouts.ALMOST_MAXIMIZED, 'type': 'RadioMenuItem', },

    {'label': 'SEPARATOR', 'type': 'separator', },
    {'label': 'Columns', 'type': 'MenuItem', 'disabled': True, },
    {'label': Layouts.COL_50_LEFT, 'type': 'RadioMenuItem', },
    {'label': Layouts.COL_50_RIGHT, 'type': 'RadioMenuItem', },
    {'label': 'More', 'sub_menu': [
        {'label': Layouts.COL_66_LEFT, 'type': 'RadioMenuItem', },
        {'label': Layouts.COL_66_RIGHT, 'type': 'RadioMenuItem', },
        {'label': 'SEPARATOR', 'type': 'separator', },
        {'label': Layouts.COL_33_LEFT, 'type': 'RadioMenuItem', },
        {'label': Layouts.COL_33_CENTER, 'type': 'RadioMenuItem', },
        {'label': Layouts.COL_33_RIGHT, 'type': 'RadioMenuItem', },
        ]},

    {'label': 'SEPARATOR', 'type': 'separator', },
    {'label': 'Rows', 'type': 'MenuItem', 'disabled': True, },
    {'label': Layouts.ROW_50_TOP, 'type': 'RadioMenuItem', },
    {'label': Layouts.ROW_50_BOTTOM, 'type': 'RadioMenuItem', },
    {'label': 'More', 'sub_menu': [
        {'label': Layouts.ROW_66_TOP, 'type': 'RadioMenuItem', },
        {'label': Layouts.ROW_66_BOTTOM, 'type': 'RadioMenuItem', },
        {'label': 'SEPARATOR', 'type': 'separator', },
        {'label': Layouts.ROW_33_TOP, 'type': 'RadioMenuItem', },
        {'label': Layouts.ROW_33_CENTER, 'type': 'RadioMenuItem', },
        {'label': Layouts.ROW_33_BOTTOM, 'type': 'RadioMenuItem', },
        ]},

    {'label': 'SEPARATOR', 'type': 'separator', },
    {'label': 'Cells', 'type': 'MenuItem', 'disabled': True, },
    {'label': '2x2', 'sub_menu': [
        {'label': Layouts.CELL_50_LEFT_TOP, 'type': 'RadioMenuItem', },
        {'label': Layouts.CELL_50_LEFT_BOTTOM, 'type': 'RadioMenuItem', },
        {'label': 'SEPARATOR', 'type': 'separator', },
        {'label': Layouts.CELL_50_RIGHT_TOP, 'type': 'RadioMenuItem', },
        {'label': Layouts.CELL_50_RIGHT_BOTTOM, 'type': 'RadioMenuItem', },
        ]},
    {'label': '3x3', 'sub_menu': [
        {'label': Layouts.CELL_33_LEFT_TOP, 'type': 'RadioMenuItem', },
        {'label': Layouts.CELL_33_LEFT_CENTER, 'type': 'RadioMenuItem', },
        {'label': Layouts.CELL_33_LEFT_BOTTOM, 'type': 'RadioMenuItem', },
        {'label': 'SEPARATOR', 'type': 'separator', },
        {'label': Layouts.CELL_33_CENTER_TOP, 'type': 'RadioMenuItem', },
        {'label': Layouts.CELL_33_CENTER_CENTER, 'type': 'RadioMenuItem', },
        {'label': Layouts.CELL_33_CENTER_BOTTOM, 'type': 'RadioMenuItem', },
        {'label': 'SEPARATOR', 'type': 'separator', },
        {'label': Layouts.CELL_33_RIGHT_TOP, 'type': 'RadioMenuItem', },
        {'label': Layouts.CELL_33_RIGHT_CENTER, 'type': 'RadioMenuItem', },
        {'label': Layouts.CELL_33_RIGHT_BOTTOM, 'type': 'RadioMenuItem', }, ]},

    {'label': 'SEPARATOR', 'type': 'separator', },
    {'label': 'Xlap', 'type': 'MenuItem', 'disabled': True, },
    {'label': 'About', 'type': 'MenuItem', },
    {'label': 'Settings', 'type': 'MenuItem', },
    {'label': 'SEPARATOR', 'type': 'separator', },
    {'label': 'Exit', 'type': 'MenuItem', },
    ]


def on_menu_item_activate(menu_item):
    label = menu_item.get_label()
    not_layouts = ['Next layout (Super + Alt + →️)',
                   'Previous layout (Super + Alt + ←️)',
                   'More',
                   '2x2',
                   '3x3',
                   'About',
                   'Settings',
                   'Exit']
    if label in not_layouts:
        if label == 'Next layout (Super + Alt + →️)':
            next_layout()
        elif label == 'Previous layout (Super + Alt + ←️)':
            prev_layout()
        elif label == 'About':
            subprocess.getoutput('xdg-open https://gitlab.com/sri-at-gitlab/projects/xlap/-/blob/main/README.md')
        elif label == 'Settings':
            subprocess.getoutput('xdg-open {conf_path}'.format(conf_path=Config.path()))
        elif label == 'Exit':
            os.kill(os.getpid(), signal.SIGTERM)
    else:
        layout = label
        window_id = get_active_window_id()
        apply_layout(layout=layout, window_id=window_id)


def generate_menu_item(list):
    menu_items = []
    for item in list:
        label = item['label']
        if 'sub_menu' in item:
            menu_item = Gtk.MenuItem(label=label)
            menu_item.set_reserve_indicator(True)
            sub_menu = Gtk.Menu()
            sub_menu_items = generate_menu_item(item['sub_menu'])
            for sub_menu_item in sub_menu_items:
                sub_menu.append(sub_menu_item)
            menu_item.set_submenu(sub_menu)
        elif item['type'] == 'separator':
            menu_item = Gtk.SeparatorMenuItem()
        elif item['type'] == 'RadioMenuItem':
            # menu_item = Gtk.RadioMenuItem(label=item['label'])
            menu_item = Gtk.MenuItem(label=label)
        else:
            menu_item = Gtk.MenuItem(label=label)

        if 'disabled' in item and item['disabled']:
            Gtk.Widget.set_sensitive(menu_item, False)

        menu_item.connect('activate', on_menu_item_activate)
        menu_items.append(menu_item)
    return menu_items


def generate_menu():
    menu = Gtk.Menu()
    menu_items = generate_menu_item(menu_labels)
    for menu_item in menu_items:
        menu.append(menu_item)
    menu.show_all()
    return menu


def indicator():
    icon = 'face-monkey'
    indicator = AppIndicator3.Indicator.new('xlap', icon, AppIndicator3.IndicatorCategory.SYSTEM_SERVICES)
    indicator.set_icon_full(icon, 'Window snap assistant for Xfce and the X Window System')
    indicator.set_title('Xlap')
    indicator.set_menu(generate_menu())
    indicator.set_status(AppIndicator3.IndicatorStatus.ACTIVE)
    Gtk.main()


# ------------
# ------------ Notify


class Notify:
    @staticmethod
    def notify(summary, description='', icon='face-monkey', app_name='Xlap', expire_time=1500):
        subprocess.getstatusoutput('notify-send '
                                   '--icon={icon} '
                                   '--app-name={app_name} '
                                   '--expire-time {expire_time} '
                                   '"{summary}" '
                                   '"{description}"'.format(description=description,
                                                            summary=summary,
                                                            icon=icon,
                                                            app_name=app_name,
                                                            expire_time=expire_time))


# ------------
# ------------ Main


if __name__ == '__main__':
    Thread(target=hotkeys).start()
    Thread(target=indicator).start()
    Config.apply()
    if Config.notify_on_launch:
        Notify.notify('Xlap launched', expire_time=2500)