#
# Copyright (C) 2021-2022 by TeamYukki@Github, < https://github.com/TeamYukki >.
#
# This file is part of < https://github.com/TeamYukki/YukkiMusicBot > project,
# and is released under the "GNU v3.0 License Agreement".
# Please see < https://github.com/TeamYukki/YukkiMusicBot/blob/master/LICENSE >
#
# All rights reserved.
#
# This aeval and sh module is taken from < https://github.com/TheHamkerCat/WilliamButcherBot >
# Credit goes to TheHamkerCat.
#

import os
import re
import subprocess
import sys
import traceback
from inspect import getfullargspec
from io import StringIO
from time import time

from pyrogram import filters
from pyrogram.types import (InlineKeyboardButton,
                            InlineKeyboardMarkup, Message)

from YukkiMusic import app
from YukkiMusic.misc import SUDOERS


async def aexec(code, client, message):
    exec(
        "async def __aexec(client, message): "
        + "".join(f"\n {a}" for a in code.split("\n"))
    )
    return await locals()["__aexec"](client, message)


async def edit_or_reply(msg: Message, **kwargs):
    func = msg.edit_text if msg.from_user.is_self else msg.reply
    spec = getfullargspec(func.__wrapped__).args
    await func(**{k: v for k, v in kwargs.items() if k in spec})


@app.on_message(
    filters.command("eval")
    & SUDOERS
    & ~filters.forwarded
    & ~filters.via_bot
)
async def executor(client, message):
    if len(message.command) < 2:
        return await edit_or_reply(
            message, text="__Nigga Give me some command to execute.__"
        )
    try:
        cmd = message.text.split(" ", maxsplit=1)[1]
    except IndexError:
        return await message.delete()
    t1 = time()
    old_stderr = sys.stderr
    old_stdout = sys.stdout
    redirected_output = sys.stdout = StringIO()
    redirected_error = sys.stderr = StringIO()
    stdout, stderr, exc = None, None, None
    try:
        await aexec(cmd, client, message)
    except Exception:
        exc = traceback.format_exc()
    stdout = redirected_output.getvalue()
    stderr = redirected_error.getvalue()
    sys.stdout = old_stdout
    sys.stderr = old_stderr
    evaluation = ""
    if exc:
        evaluation = exc
    elif stderr:
        evaluation = stderr
    elif stdout:
        evaluation = stdout
    else:
        evaluation = "Success"
    final_output = f"**OUTPUT**:\n```{evaluation.strip()}```"
    if len(final_output) > 4096:
        filename = "output.txt"
        with open(filename, "w+", encoding="utf8") as out_file:
            out_file.write(str(evaluation.strip()))
        t2 = time()
        keyboard = InlineKeyboardMarkup(
            [
                [
                    InlineKeyboardButton(
                        text="⏳",
                        callback_data=f"runtime {t2-t1} Seconds",
                    )
                ]
            ]
        )
        await message.reply_document(
            document=filename,
            caption=f"**INPUT:**\n`{cmd[0:980]}`\n\n**OUTPUT:**\n`Attached Document`",
            quote=False,
            reply_markup=keyboard,
        )
        await message.delete()
        os.remove(filename)
    else:
        t2 = time()
        keyboard = InlineKeyboardMarkup(
            [
                [
                    InlineKeyboardButton(
                        text="⏳",
                        callback_data=f"runtime {round(t2-t1, 3)} Seconds",
                    ),
                    InlineKeyboardButton(
                        text="🗑",
                        callback_data=f"forceclose abc|{message.from_user.id}",
                    ),
                ]
            ]
        )
        await edit_or_reply(
            message, text=final_output, reply_markup=keyboard
        )


@app.on_callback_query(filters.regex(r"runtime"))
async def runtime_func_cq(_, cq):
    runtime = cq.data.split(None, 1)[1]
    await cq.answer(runtime, show_alert=True)


@app.on_callback_query(filters.regex("forceclose"))
async def forceclose_command(_, CallbackQuery):
    callback_data = CallbackQuery.data.strip()
    callback_request = callback_data.split(None, 1)[1]
    query, user_id = callback_request.split("|")
    if CallbackQuery.from_user.id != int(user_id):
        try:
            return await CallbackQuery.answer(
                "You're not allowed to close this.", show_alert=True
            )
        except:
            return
    await CallbackQuery.message.delete()
    try:
        await CallbackQuery.answer()
    except:
        return


@app.on_message(
    filters.command("sh")
    & SUDOERS
    & ~filters.forwarded
    & ~filters.via_bot
)
async def shellrunner(client, message):
    if len(message.command) < 2:
        return await edit_or_reply(
            message, text="**Usage:**\n/sh git pull"
        )
    text = message.text.split(None, 1)[1]
    if "\n" in text:
        code = text.split("\n")
        output = ""
        for x in code:
            shell = re.split(
                """ (?=(?:[^'"]|'[^']*'|"[^"]*")*$)""", x
            )
            try:
                process = subprocess.Popen(
                    shell,
                    stdout=subprocess.PIPE,
                    stderr=subprocess.PIPE,
                )
            except Exception as err:
                print(err)
                await edit_or_reply(
                    message, text=f"**ERROR:**\n```{err}```"
                )
            output += f"**{code}**\n"
            output += process.stdout.read()[:-1].decode("utf-8")
            output += "\n"
    else:
        shell = re.split(""" (?=(?:[^'"]|'[^']*'|"[^"]*")*$)""", text)
        for a in range(len(shell)):
            shell[a] = shell[a].replace('"', "")
        try:
            process = subprocess.Popen(
                shell,
                stdout=subprocess.PIPE,
                stderr=subprocess.PIPE,
            )
        except Exception as err:
            print(err)
            exc_type, exc_obj, exc_tb = sys.exc_info()
            errors = traceback.format_exception(
                etype=exc_type,
                value=exc_obj,
                tb=exc_tb,
            )
            return await edit_or_reply(
                message, text=f"**ERROR:**\n```{''.join(errors)}```"
            )
        output = process.stdout.read()[:-1].decode("utf-8")
    if str(output) == "\n":
        output = None
    if output:
        if len(output) > 4096:
            with open("output.txt", "w+") as file:
                file.write(output)
            await client.send_document(
                message.chat.id,
                "output.txt",
                reply_to_message_id=message.message_id,
                caption="`Output`",
            )
            return os.remove("output.txt")
        await edit_or_reply(
            message, text=f"**OUTPUT:**\n```{output}```"
        )
    else:
        await edit_or_reply(message, text="**OUTPUT: **\n`No output`")