import logging
from telegram.ext import ApplicationBuilder, CommandHandler, MessageHandler, CallbackQueryHandler, ChatMemberHandler, filters
from app.config import load_config
from app.bot.handlers.start import start, help_cmd, groups_cmd
from app.bot.handlers.add_group import add_group_cmd, add_group_capture
from app.bot.handlers.drafts import new_cmd, on_text
from app.bot.handlers.media import on_media
from app.bot.handlers.callbacks import on_callback
from app.bot.handlers.join_info import on_my_chat_member
from app.bot.handlers.chat_id_cmd import chat_id_cmd
from app.bot.handlers.bind_chat import bind_chat_cb
from app.bot.handlers.security import security_cmd, security_cb, spam_import_cmd, spam_import_capture
from app.bot.handlers.moderation import moderate_message
from app.bot.handlers.errors import on_error
from app.bot.handlers.mod_status import mod_status_cmd
from app.infra.metrics import start_metrics_server
from app.bot.handlers.security import dicts_cmd, dicts_cb


def main():
    cfg = load_config()
    logging.basicConfig(level=getattr(logging, cfg.log_level.upper(), logging.INFO))
    app = ApplicationBuilder().token(cfg.bot_token).build()

    # Commands
    app.add_handler(CommandHandler("start", start))
    app.add_handler(CommandHandler("help", help_cmd))
    app.add_handler(CommandHandler("groups", groups_cmd))
    app.add_handler(CommandHandler("add_group", add_group_cmd))
    app.add_handler(CommandHandler("new", new_cmd))
    app.add_handler(CommandHandler("id", chat_id_cmd))
    app.add_handler(CommandHandler("mod_status", mod_status_cmd))
    # команды
    app.add_handler(CommandHandler("dicts", dicts_cmd))

    # коллбэки словарей
    app.add_handler(CallbackQueryHandler(dicts_cb, pattern=r"^dict:"))
    
    # Callbacks (order matters!)
    app.add_handler(CallbackQueryHandler(security_cb, pattern=r"^pol:"))
    app.add_handler(CallbackQueryHandler(bind_chat_cb, pattern=r"^bind:"))
    app.add_handler(CallbackQueryHandler(on_callback, pattern=r"^(draft_|tgl:|selall:|clear:|sendmulti:)"))

    # Private chat helpers
    app.add_handler(MessageHandler(filters.ChatType.PRIVATE & filters.FORWARDED, add_group_capture))
    app.add_handler(MessageHandler(filters.ChatType.PRIVATE & (filters.PHOTO | filters.VIDEO | filters.ANIMATION), on_media))

    # Join/rights updates
    app.add_handler(ChatMemberHandler(on_my_chat_member, chat_member_types=ChatMemberHandler.MY_CHAT_MEMBER))

    # Security / Dict
    app.add_handler(CommandHandler("security", security_cmd))
    app.add_handler(CommandHandler("spam_import", spam_import_cmd, filters.ChatType.PRIVATE))
    async def spam_import_redirect(update, ctx):
        await update.effective_message.reply_text("Эту команду нужно выполнять в ЛС. Откройте чат со мной и пришлите /spam_import.")
    app.add_handler(CommandHandler("spam_import", spam_import_redirect, filters.ChatType.GROUPS))
    app.add_handler(MessageHandler(filters.ChatType.PRIVATE & filters.Document.ALL, spam_import_capture))
    from app.bot.handlers.security import spam_import_text_capture
    app.add_handler(MessageHandler(filters.ChatType.PRIVATE & filters.TEXT & ~filters.COMMAND, spam_import_text_capture, block=False))

    # Moderation
    app.add_handler(MessageHandler(filters.ChatType.GROUPS & ~filters.COMMAND, moderate_message))

    # Draft editor (after import handlers)
    app.add_handler(MessageHandler(filters.ChatType.PRIVATE & filters.TEXT & ~filters.COMMAND, on_text))

    start_metrics_server(cfg.metrics_port)

    app.run_polling(allowed_updates=None)

if __name__ == "__main__":
    main()