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# ---------------------------------------------------------------------------------
# Name: VirusTotal
# Description: Checks files for viruses using VirusTotal
# Author: @hikka_mods
# ---------------------------------------------------------------------------------
# meta developer: @hikka_mods
# scope: Api VirusTotal
# scope: Api VirusTotal 0.0.1
# requires: json aiohttp tempfile
# ---------------------------------------------------------------------------------

import os
import tempfile
import logging

from .. import loader, utils

logger = logging.getLogger(__name__)


@loader.tds
class VirusTotalMod(loader.Module):
    """Checks files for viruses using VirusTotal."""

    strings = {
        "name": "VirusTotal",
        "no_file": "<emoji document_id=5210952531676504517>🚫</emoji> <b>You haven't selected a file.</b>",
        "download": "<emoji document_id=5334677912270415274>😑</emoji> <b>Downloading...</b>",
        "scan": "<emoji document_id=5325792861885570739>🫥</emoji>  <b>Scanning...</b>",
        "link": "🦠 VirusTotal Link",
        "no_virus": "✅ File is clean.",
        "error": "<emoji document_id=5463193238393274687>⚠️</emoji> Scan error.",
        "no_format": "This format is not supported.",
        "no_apikey": "<emoji document_id=5260342697075416641>🚫</emoji> You have not specified an API Key",
        "config": "Need a token with www.virustotal.com/gui/my-apikey",
        "scanning": "<emoji document_id=5325792861885570739>🫥</emoji>  <b>Waiting for scan results...</b>",
        "getting_upload_url": "<emoji document_id=5325792861885570739>🫥</emoji>  <b>Getting upload URL...</b>",
        "analysis_failed": "<emoji document_id=5463193238393274687>⚠️</emoji> Analysis failed after multiple retries.",
    }

    strings_ru = {
        "no_file": "<emoji document_id=5210952531676504517>🚫</emoji> </b>Вы не выбрали файл.</b>",
        "download": "<emoji document_id=5334677912270415274>😑</emoji> </b>Скачивание...</b>",
        "scan": "<emoji document_id=5325792861885570739>🫥</emoji>  <b>Сканирую...</b>",
        "link": "🦠 Ссылка на VirusTotal",
        "no_virus": "✅ Файл чист.",
        "error": "<emoji document_id=5463193238393274687>⚠️</emoji> Ошибка сканирования.",
        "no_format": "Этот формат не поддерживается.",
        "no_apikey": "<emoji document_id=5260342697075416641>🚫</emoji> Вы не указали Api Key",
        "config": "Need a token with www.virustotal.com/gui/my-apikey",
        "scanning": "<emoji document_id=5325792861885570739>🫥</emoji>  <b>Ожидание результатов сканирования...</b>",
        "getting_upload_url": "<emoji document_id=5325792861885570739>🫥</emoji>  <b>Получение URL для загрузки...</b>",
        "analysis_failed": "<emoji document_id=5463193238393274687>⚠️</emoji> Анализ не удался после нескольких попыток.",
    }

    def __init__(self):
        self.config = loader.ModuleConfig(
            loader.ConfigValue(
                "token-vt",
                None,
                lambda: "Need a token with www.virustotal.com/gui/my-apikey",
                validator=loader.validators.Hidden(),
            )
        )

    async def client_ready(self, client, db):
        self.hmodslib = await self.import_lib(
            "https://raw.githubusercontent.com/C0dwiz/H.Modules/refs/heads/main-fix/HModsLibrary.py"
        )

    @loader.command(
        ru_doc="<ответ на файл> - Проверяет файлы на наличие вирусов с использованием VirusTotal",
        en_doc="<file response> - Checks files for viruses using VirusTotal",
    )
    async def vt(self, message):
        if not message.is_reply:
            await utils.answer(message, self.strings("no_file"))
            return

        reply = await message.get_reply_message()
        if not reply.document:
            await utils.answer(message, self.strings("no_file"))
            return

        api_key = self.config.get("token-vt")
        if not api_key:
            await utils.answer(message, self.strings("no_apikey"))
            return

        file_extension = os.path.splitext(reply.file.name)[1].lower()
        allowed_extensions = (".jpg", ".png", ".ico", ".mp3", ".mp4", ".gif", ".txt")
        if file_extension in allowed_extensions:
            await utils.answer(message, self.strings("no_format"))
            return

        try:
            await utils.answer(message, self.strings("download"))
            with tempfile.TemporaryDirectory() as temp_dir:
                file_path = os.path.join(temp_dir, reply.file.name)
                await reply.download_media(file_path)

                file_size = os.path.getsize(file_path)
                is_large_file = file_size > 32 * 1024 * 1024

                if is_large_file:
                    await utils.answer(message, self.strings("getting_upload_url"))
                await utils.answer(message, self.strings("scan"))

                analysis_results = await self.hmodslib.scan_file_virustotal(
                    file_path, api_key, is_large_file
                )

                if analysis_results:
                    formatted_results = self.hmodslib.format_analysis_results(
                        analysis_results
                    )
                    try:
                        await self.inline.form(
                            text=formatted_results["text"],
                            message=message,
                            reply_markup={
                                "text": self.strings("link"),
                                "url": formatted_results["url"],
                            }
                            if formatted_results["url"]
                            else None,
                        )
                    except Exception as e:
                        logger.error(f"Error displaying inline results: {e}")
                        await utils.answer(
                            message,
                            self.strings("error_report").format(
                                formatted_results["url"]
                            ),
                        )

                else:
                    await utils.answer(message, self.strings("analysis_failed"))

        except Exception as e:
            logger.exception("An error occurred during the VT scan process.")
            await utils.answer(
                message, self.strings("error") + f"\n\n{type(e).__name__}: {str(e)}"
            )