# -*- python -*-
'''
xpybar – xmobar replacement written in python
Copyright © 2014, 2015, 2016  Mattias Andrée (maandree@member.fsf.org)

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

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

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

# A simple xpybar configuration for replacing dzen2

import sys
import threading

from util import *


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

text = ''

start_ = start
def start():
    start_()
    bar.clear()
    get_display().flush()
    
    def refresh():
        global text
        try:
            text = input()
        except:
            sys.exit(0)
        bar.invalidate()
    async(lambda : forever(refresh))


def redraw():
    global text
    buf, esc = '', None
    for c in text:
        if esc is not None:
            esc += c
            if esc == '^':
                buf += '^'
                esc = None
            elif esc[-1] == ')':
                if esc.startswith('bg(') or esc.startswith('fg('):
                    c = 4 if esc.startswith('bg(') else 3
                    esc = esc[3 : -1]
                    if esc == '':
                        buf += '\033[%i9m' % c
                    else:
                        r, g, b = esc[1 : 3], esc[3 : 5], esc[5 : 7]
                        r, g, b = int(r, 16), int(g, 16), int(b, 16)
                        r, g, b = str(r), str(g), str(b)
                        buf += '\033[%i8;2;%sm' % (c, ';'.join([r, g, b]))
                esc = None
        elif c == '^':
            esc = ''
        else:
            buf += c
    bar.clear()
    bar.draw_coloured_text(0, 10, 0, 2, buf)


# TODO add workspace switching and layout rotation