#!/usr/bin/env python3
# This file is placed in the Public Domain.
#
# pylint: disable=C0413


"main"


import os
import readline
import sys
import termios
import time


sys.path.insert(0, os.getcwd())


from obx.client  import Client, cmnd, parse
from obx.disk    import Workdir, skel
from obx.handler import Event
from obx.log     import debug, enable
from obx.object  import Default
from obx.run     import broker, init, scan
from obx.thread  import errors, setout


from obx import modules


Cfg             = Default()
Cfg.dis         = ""
Cfg.mod         = "cmd,err,log,mod,tdo,thr,tmr"
Cfg.opts        = ""
Cfg.name        = __file__.rsplit(os.sep, maxsplit=1)[-1]
Cfg.version     = "14"
Cfg.wdr         = os.path.expanduser(f"~/.{Cfg.name}")
Cfg.pidfile     = os.path.join(Cfg.wdr, f"{Cfg.name}.pid")


Workdir.workdir = Cfg.wdr


class Console(Client):

    "Console"

    def __init__(self):
        Client.__init__(self)
        broker.add(self)

    def announce(self, txt):
        "disable announce."

    def callback(self, evt):
        "wait for callback."
        Client.callback(self, evt)
        evt.wait()

    def poll(self):
        "poll console and create event."
        evt = Event()
        evt.orig = object.__repr__(self)
        evt.txt = input("> ")
        evt.type = "command"
        return evt

    def say(self, _channel, txt):
        "print to console"
        txt = txt.encode('utf-8', 'replace').decode()
        print(txt)


def wrap(func):
    "restore console."
    old2 = None
    try:
        old2 = termios.tcgetattr(sys.stdin.fileno())
    except termios.error:
        pass
    try:
        func()
    except (KeyboardInterrupt, EOFError):
        print("")
    finally:
        if old2:
            termios.tcsetattr(sys.stdin.fileno(), termios.TCSADRAIN, old2)


def main():
    "main"
    parse(Cfg, " ".join(sys.argv[1:]))
    skel()
    enable(print)
    setout(print)
    if "a" in Cfg.opts:
        Cfg.mod = ",".join(modules.__dir__())
    if "v" in Cfg.opts:
        dte = " ".join(time.ctime(time.time()).replace("  ", " ").split()[1:])
        debug(f'{dte} {Cfg.name.upper()} {Cfg.opts.upper()} {Cfg.mod.upper()}')
    if "h" in Cfg.opts:
        print(__doc__)
    scan(modules, Cfg.mod, Cfg.sets.dis)
    if "c" in Cfg.opts:
        init(modules, Cfg.mod, Cfg.sets.dis)
        csl = Console()
        csl.start()
        while 1:
            time.sleep(1.0)
    elif Cfg.otxt:
        cmnd(Cfg.otxt, print)


if __name__ == "__main__":
    readline.redisplay()
    wrap(main)
    errors()
