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


from genocide import modules


Cfg             = Default()
Cfg.dis         = ""
Cfg.mod         = "cmd,err,log,mod,req,tdo,thr,tmr"
Cfg.opts        = ""
Cfg.name        = __file__.rsplit(os.sep, maxsplit=1)[-1]
Cfg.version     = "156"
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)
    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()
