"""JIGAIDO Telegram bot entrypoint."""

import logging
import os
import sys

from telegram import Update
from telegram.ext import (
    Application,
    CommandHandler,
    MessageHandler,
    filters,
)

import db
import commands

logging.basicConfig(
    format="%(asctime)s %(levelname)s %(name)s: %(message)s",
    level=logging.INFO,
)
log = logging.getLogger(__name__)

# Token from environment or config
BOT_TOKEN = os.environ.get("JIGAIDO_BOT_TOKEN", "")


def build_app() -> Application:
    app = Application.builder().token(BOT_TOKEN).build()

    # Core commands
    app.add_handler(CommandHandler("start", commands.cmd_start))
    app.add_handler(CommandHandler("help", commands.cmd_help))
    app.add_handler(CommandHandler("bounty", commands.cmd_bounty))
    app.add_handler(CommandHandler("my", commands.cmd_my))
    app.add_handler(CommandHandler("add", commands.cmd_add))
    app.add_handler(CommandHandler("update", commands.cmd_update))
    app.add_handler(CommandHandler("delete", commands.cmd_delete))
    app.add_handler(CommandHandler("track", commands.cmd_track))
    app.add_handler(CommandHandler("untrack", commands.cmd_untrack))
    app.add_handler(CommandHandler("admin_add", commands.cmd_admin_add))
    app.add_handler(CommandHandler("admin_remove", commands.cmd_admin_remove))

    # Fallback: unknown commands
    app.add_handler(MessageHandler(filters.COMMAND, commands.cmd_help))

    return app


async def post_init(app: Application) -> None:
    # Set bot commands in menu
    await app.bot.set_my_commands([
        ("bounty", "List bounties"),
        ("my", "Your tracked bounties"),
        ("add", "Add a bounty"),
        ("track", "Track a bounty"),
        ("untrack", "Stop tracking"),
        ("help", "Show help"),
    ])


def main() -> None:
    if not BOT_TOKEN:
        log.error("JIGAIDO_BOT_TOKEN environment variable not set.")
        sys.exit(1)

    db.init_db()
    log.info("Database initialized.")

    app = build_app()
    app.post_init = post_init

    log.info("JIGAIDO starting...")
    app.run_polling(drop_pending_updates=True)


if __name__ == "__main__":
    main()