"""
Chatto Platform Config


"""
from dataclasses import dataclass
import os
from typing import Optional

import utils




@dataclass
class ChattoConfig:
    """
    Chatto Platform Config

    Some constants and getting from environment/config.yaml
    """

    _token: Optional[str] = None
    _PLATFORM: str = "CHATTO"

    def __init__(self, extra: dict = {}):

        self._base_url = os.getenv("CHATTO_BASE_URL", "").strip() # todo: add config.yaml support
        self._token = os.getenv("CHATTO_TOKEN", "").strip() # todo: add config.yaml support 
        self._login = os.getenv("CHATTO_LOGIN", "").strip() # todo: add config.yaml support
        self._password = os.getenv("CHATTO_PASSWORD", "").strip() # todo: add config.yaml support

        self._raw_channels = os.getenv("CHATTO_CHANNELS", "").strip() # todo: add config.yaml support

        if self._raw_channels:
            self._channel_ids = [c.strip() for c in self._raw_channels.split(",") if c.strip()]
        elif isinstance(extra.get("channels"), list):
            self._channel_ids = [str(c) for c in extra["channels"]]
        else:
            self._channel_ids = []


        self._home_channel = (
            os.getenv("CHATTO_HOME_CHANNEL", "").strip()
            or str(extra.get("home_channel", "")).strip()
        )

        self._require_mention = os.getenv("CHATTO_REQUIRE_MENTION", "").strip().lower()
        if self._require_mention:
            self._require_mention = self._require_mention in ("true", "1", "yes")
        else:
            self._require_mention = bool(extra.get("require_mention", True))

        # free_response_channels: room IDs where the bot responds without being mentioned via "@botname"
        _free_response = os.getenv("CHATTO_FREE_RESPONSE_CHANNELS", "").strip()
        if _free_response:
            self._free_response_channels = set(c.strip() for c in _free_response.split(",") if c.strip())
        else:
            self._free_response_channels = set(
                str(c) for c in extra.get("free_response_channels", []) if str(c).strip()
            )

        # Auto-thread: by default, Chatto creates a thread for replies to room
        # messages (not DMs, not already in a thread). This keeps conversations
        # organized in the room. Can be disabled via extra.auto_thread=false.
        self._auto_thread = utils.is_truthy_value(os.getenv("CHATTO_AUTO_THREAD", "").strip().lower()) # todo: add config.yaml support