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# Copyright (c) 2024-29 Archquise

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# ---------------------------------------------------------------------------------
# Name: FolderAutoRead
# Description: Automatically reads chats in selected folders
# Author: @hikka_mods
# ---------------------------------------------------------------------------------
# meta developer: @hikka_mods
# ---------------------------------------------------------------------------------

import logging

from telethon import functions
from telethon.tl.types import DialogFilter, InputPeerChannel

from .. import loader, utils

logger = logging.getLogger(__name__)


@loader.tds
class FolderAutoReadMod(loader.Module):
    """Automatically reads chats in selected folders"""

    strings = {
        "name": "FolderAutoRead",
        "not_exists_or_already_added": "<emoji document_id=5278578973595427038>🚫</emoji> <b>This folder does not exists or it is already added for tracking!</b>",
        "_cls_doc": "Automatically reads chats in selected folders every 60 seconds!",
        "_cmd_doc_addfolder": "Adds folder to the tracking list by it's name. Usage: .addfolder FolderName",
        "_cmd_doc_listfolders": "Prints list of tracked folders",
        "_cmd_doc_delfolder": "Deletes folder from the tracking list",
        "wrong_args": "<emoji document_id=5278578973595427038>🚫</emoji> <b>Wrong arguments!</b> Usage: .addfolder/delfolder FolderName\n\n<i>Tip: If you trying to delete the folder from the tracking list, double-check that it really still tracking using .listfolders</i>",
        "listfolders": "<emoji document_id=5278227821364275264>📁</emoji> <b>List of tracked folders:</b>\n",
        "delfolder": "<emoji document_id=5276384644739129761>🗑</emoji> <b>Folder is successfully deleted from the tracking list!</b>",
        "addfolder": "<emoji document_id=5278227821364275264>📁</emoji> <b>Folder is successfully added to the tracking list!</b>",
    }

    strings_ru = {
        "not_exists_or_already_added": "<emoji document_id=5278578973595427038>🚫</emoji> <b>Такой папки не существует, или она уже добавлена для отслеживания!</b>",
        "_cls_doc": "Автоматически читает чаты в выбранных папках каждые 60 секунд!",
        "_cmd_doc_addfolder": "Добавляет папки в список отслеживания по их названию. Использование: .addfolder НазваниеПапки",
        "_cmd_doc_listfolders": "Выводит список отслеживаемых папок",
        "_cmd_doc_delfolder": "Удаляет папку из списка для отслежнивания",
        "wrong_args": "<emoji document_id=5278578973595427038>🚫</emoji> <b>Неверные аргументы!</b> Использование: .addfolder/delfolder НазваниеПапки\n\n<i>Совет: Если вы пытаетесь удалить папку из списка отслеживания, проверьте, что она вообще отслеживается, используя .listfolders</i>",
        "listfolders": "<emoji document_id=5278227821364275264>📁</emoji> <b>Список отслеживаемых папок:</b>\n",
        "delfolder": "<emoji document_id=5276384644739129761>🗑</emoji> <b>Папка успешно удалена из листа отслеживания!</b>",
        "addfolder": "<emoji document_id=5278227821364275264>📁</emoji> <b>Папка успешно добавлена в лист отслеживания!</b>",
    }

    def __init__(self):
        self.tracked_folders = []

    async def client_ready(self, client, db):
        self.tracked_folders = self.pointer("tracked_folders", [])

    async def _read_peers(self, peers):
        for peer in peers:
            try:
                await self._client(functions.messages.ReadMentionsRequest(peer=peer))
                await self._client(functions.messages.ReadReactionsRequest(peer=peer))
                if isinstance(peer, InputPeerChannel):
                    await self._client(
                        functions.channels.ReadHistoryRequest(channel=peer, max_id=0)
                    )
                else:
                    await self._client(
                        functions.messages.ReadHistoryRequest(peer=peer, max_id=0)
                    )
            except Exception as e:
                logger.debug(f"Failed to read peer {peer}: {e}")

    @loader.loop(interval=60, autostart=True)
    async def read_chats_in_folders(self):
        if self.tracked_folders:
            all_folders = await self._client(
                functions.messages.GetDialogFiltersRequest()
            )
            for folder_name in self.tracked_folders:
                match = next(
                    (
                        f
                        for f in all_folders.filters
                        if isinstance(f, DialogFilter) and f.title.text == folder_name
                    ),
                    None,
                )
                if match is None:
                    continue
                await self._read_peers(match.pinned_peers)
                await self._read_peers(match.include_peers)

    @loader.command(
        ru_doc="Добавить папку в список отслеживания",
        en_doc="Add folder to the tracking list",
    )
    async def addfolder(self, message):
        arg = utils.get_args_raw(message)
        if arg:
            all_folders = await self._client(
                functions.messages.GetDialogFiltersRequest()
            )
            match = next(
                (
                    f
                    for f in all_folders.filters
                    if isinstance(f, DialogFilter) and f.title.text == arg
                ),
                None,
            )
            if match and arg not in self.tracked_folders:
                self.tracked_folders.append(arg)
                await utils.answer(message, self.strings("addfolder"))
            else:
                await utils.answer(message, self.strings("not_exists_or_already_added"))
        else:
            await utils.answer(message, self.strings("wrong_args"))

    @loader.command(
        ru_doc="Удалить папку из списка отслеживания",
        en_doc="Delete folder from the tracking list",
    )
    async def delfolder(self, message):
        arg = utils.get_args_raw(message)
        if arg and arg in self.tracked_folders:
            self.tracked_folders.remove(arg)
            await utils.answer(message, self.strings("delfolder"))
        else:
            await utils.answer(message, self.strings("wrong_args"))

    @loader.command(
        ru_doc="Список отслеживаемых папок",
        en_doc="List tracked folders",
    )
    async def listfolders(self, message):
        await utils.answer(
            message,
            self.strings("listfolders")
            + "\n".join(f"• {folder}" for folder in self.tracked_folders),
        )