"""
Sopel plugin: soju IRC bouncer management

All commands are owner-only and work in channel or PM.

  !irc                                       - show usage

  !irc user list                             - list all bouncer users
  !irc user add <nick> <pass>                - create a new user
  !irc user remove <nick>                    - delete a user
  !irc user passwd <nick> <pass>             - change a user's password
  !irc user enable <nick>                    - re-enable a disabled user
  !irc user disable <nick>                   - disable a user

  !irc net list <user>                       - list networks for a user
  !irc net status <user>                     - show network connection status
  !irc net add <user> <name>                 - add a network using a preset
  !irc net add <user> <name> <addr>          - add a network with a custom address
  !irc net remove <user> <name>              - remove a network
  !irc net quote <user> <net> <cmd>          - send raw IRC command to a network
  !irc net presets                           - list available network presets

  !irc bouncer                               - show bouncer-wide stats
  !irc notice <message>                      - broadcast a notice to all users
"""

import subprocess

from sopel import plugin
from sopel.config.types import FilenameAttribute, StaticSection
import os as _os, sys as _sys
_alfred_dir = _os.path.dirname(_os.path.abspath(__file__))
if _alfred_dir not in _sys.path:
    _sys.path.insert(0, _alfred_dir)
import helpstrings as h


NETWORK_PRESETS = {
    "libera":   "ircs://irc.libera.chat:6697",
    "hackint":  "ircs://irc.hackint.org:6697",
    "oftc":     "ircs://irc.oftc.net:6697",
    "rizon":    "ircs://irc.rizon.net:6697",
    "efnet":    "ircs://irc.efnet.org:6697",
}


class SojuSection(StaticSection):
    config_path = FilenameAttribute("config_path", relative=False)


def setup(bot):
    bot.settings.define_section("soju", SojuSection)


def _is_owner(bot, trigger):
    return trigger.nick == bot.settings.core.owner


def _sojuctl(bot, *args, timeout=15):
    cmd = ["sojuctl"]
    cfg = bot.settings.soju.config_path
    if cfg:
        cmd += ["-config", cfg]
    cmd += list(args)
    try:
        result = subprocess.run(cmd, capture_output=True, text=True, timeout=timeout)
        out = (result.stdout + result.stderr).strip()
        return out[:400] if out else "(no output)"
    except subprocess.TimeoutExpired:
        return "(timed out)"
    except Exception as e:
        return f"(error: {e})"


def _send(bot, text):
    for line in text.splitlines():
        if line.strip():
            bot.say(line.strip())


# ---------------------------------------------------------------------------
# !irc
# ---------------------------------------------------------------------------

@plugin.command("irc")
def cmd_irc(bot, trigger):
    if not _is_owner(bot, trigger):
        return

    args = (trigger.group(2) or "").split()

    if not args:
        bot.say(h.IRC_TOPIC)
        return

    sub = args[0]

    if sub == "bouncer":
        _send(bot, _sojuctl(bot, "server", "status"))

    elif sub == "notice":
        if len(args) < 2:
            bot.say("usage: !irc notice <message>")
            return
        _send(bot, _sojuctl(bot, "server", "notice", " ".join(args[1:])))

    elif sub == "user":
        _cmd_user(bot, args[1:])

    elif sub == "net":
        _cmd_net(bot, args[1:])

    else:
        bot.say("unknown subcommand - type !irc for usage")


# ---------------------------------------------------------------------------
# user subcommands
# ---------------------------------------------------------------------------

def _cmd_user(bot, args):
    if not args:
        bot.say("usage: !irc user <list|add <nick> <pass>|remove <nick>|passwd <nick> <pass>|enable <nick>|disable <nick>>")
        return

    sub = args[0]

    if sub == "list":
        _send(bot, _sojuctl(bot, "user", "status"))

    elif sub == "add" and len(args) == 3:
        _send(bot, _sojuctl(bot, "user", "create",
                            "-username", args[1], "-password", args[2]))

    elif sub == "remove" and len(args) == 2:
        _send(bot, _sojuctl(bot, "user", "delete", args[1]))

    elif sub == "passwd" and len(args) == 3:
        _send(bot, _sojuctl(bot, "user", "update", args[1], "-password", args[2]))

    elif sub == "enable" and len(args) == 2:
        _send(bot, _sojuctl(bot, "user", "update", args[1], "-enabled", "true"))

    elif sub == "disable" and len(args) == 2:
        _send(bot, _sojuctl(bot, "user", "update", args[1], "-enabled", "false"))

    else:
        bot.say("usage: !irc user <list|add <nick> <pass>|remove <nick>|passwd <nick> <pass>|enable <nick>|disable <nick>>")


# ---------------------------------------------------------------------------
# net subcommands
# ---------------------------------------------------------------------------

def _cmd_net(bot, args):
    if not args:
        bot.say("usage: !irc net <list <user>|status <user>|add <user> <name> [addr]|remove <user> <name>|quote <user> <net> <cmd>|presets>")
        return

    sub = args[0]

    if sub == "presets":
        bot.say("presets: " + ", ".join(f"{k} ({v})" for k, v in NETWORK_PRESETS.items()))

    elif sub == "list" and len(args) == 2:
        _send(bot, _sojuctl(bot, "user", "run", args[1], "network", "status"))

    elif sub == "status" and len(args) == 2:
        _send(bot, _sojuctl(bot, "user", "run", args[1], "network", "status"))

    elif sub == "add" and len(args) == 3:
        name = args[2]
        addr = NETWORK_PRESETS.get(name)
        if not addr:
            bot.say(f"unknown preset '{name}' - use !irc net presets or provide an address")
            return
        _send(bot, _sojuctl(bot, "user", "run", args[1],
                            "network", "create", "-name", name, "-addr", addr))

    elif sub == "add" and len(args) == 4:
        _send(bot, _sojuctl(bot, "user", "run", args[1],
                            "network", "create", "-name", args[2], "-addr", args[3]))

    elif sub == "remove" and len(args) == 3:
        _send(bot, _sojuctl(bot, "user", "run", args[1],
                            "network", "delete", args[2]))

    elif sub == "quote" and len(args) >= 4:
        _send(bot, _sojuctl(bot, "user", "run", args[1],
                            "network", "quote", args[2], " ".join(args[3:])))

    else:
        bot.say("usage: !irc net <list <user>|status <user>|add <user> <name> [addr]|remove <user> <name>|quote <user> <net> <cmd>|presets>")