#!/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


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


from rssbot import modules


Cfg             = Default()
Cfg.dis         = ""
Cfg.mod         = "cmd,irc,mod,opm,rss"
Cfg.opts        = ""
Cfg.name        = __file__.rsplit(os.sep, maxsplit=1)[-1]
Cfg.version     = "556"
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()
