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# -*- python -*-

# A xpybar configuration example testing the features of plugins.inotify
# It also shows how you can monitor `featherweight`

import os
import threading

from plugins.inotify import Inotify


OUTPUT, HEIGHT, YPOS, TOP = 0, 12, 24, True


def inotify(_line):
    global news
    semaphore.acquire()
    try:
        news = news_update_()
        bar.invalidate()
    finally:
        semaphore.release()

def news_update_():
    try:
        with open(featherweight_status_file, 'rb') as file:
            status = int(file.read().decode('utf-8', 'replace').replace('\n', ''))
    except:
        status = 0
    colour = '31'
    if   status <=  0:  colour = '0'
    elif status <=  5:  colour = '32'
    elif status <= 10:  colour = '33'
    return 'News: \033[%sm%i\033[0m' % (colour, status)

featherweight_status_file = '%s/.var/lib/featherweight/status' % os.environ['HOME']
news = news_update_()
semaphore = threading.Semaphore()

Inotify(inotify, featherweight_status_file, events = ['close_write'])


def redraw():
    bar.clear()
    bar.draw_coloured_text(0, 10, 0, 2, news)