"""
    CREDITS:
        EVAL AND SH FUNCTION IN THIS MODULE IS WRITTEN BY @Pokurt.
        SOURCE:
            https://github.com/pokurt/Nana-Remix/blob/master/nana/plugins/devs.py
"""

import os
import re
import subprocess
import sys
import traceback
from html import escape
from inspect import getfullargspec
from io import StringIO

from pyrogram import filters
from pyrogram.types import Message, ReplyKeyboardMarkup

from wbb import app  # don't remove
from wbb import SUDOERS, USERBOT_PREFIX, app2, arq
from wbb.core.decorators.misc import exec_time

# Eval and Sh module from nana-remix

m = None
p = print
r = None
exec_time = exec_time
arq = arq


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
    return await func(
        **{k: v for k, v in kwargs.items() if k in spec}
    )


@app2.on_message(
    filters.user(SUDOERS)
    & ~filters.forwarded
    & ~filters.via_bot
    & filters.command("py", prefixes=USERBOT_PREFIX)
)
async def executor(client, message: Message):
    global m, p, r
    try:
        cmd = message.text.split(" ", maxsplit=1)[1]
    except IndexError:
        return await message.delete()

    if message.chat.type == "channel":
        return

    m = message
    p = print

    # To prevent keyboard input attacks
    if m.reply_to_message:
        r = m.reply_to_message
        if r.reply_markup:
            if isinstance(r.reply_markup, ReplyKeyboardMarkup):
                return await m.edit("INSECURE!")
    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 as e:
        exc = str(e)
    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"**→**\n`{escape(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()))
        await message.reply_document(
            document=filename,
            caption=f"`→`\n  **Attached Document**",
            quote=False,
        )
        os.remove(filename)
    else:
        mid = message.message_id

        # Edit the output if input is edited
        if message.edit_date:
            async for m in app2.iter_history(message.chat.id):

                # If no replies found, reply
                if m.message_id == mid:
                    break

                if (
                    not m.from_user
                    or not m.text
                    or not m.reply_to_message
                ):
                    continue

                if m.reply_to_message.message_id == mid:
                    if m.from_user.id == message.from_user.id:
                        if "→" in m.text:
                            return await m.edit(final_output)
        await message.reply(final_output)


@app2.on_message(
    filters.user(SUDOERS)
    & ~filters.forwarded
    & ~filters.via_bot
    & ~filters.edited
    & filters.command("sh", prefixes=USERBOT_PREFIX),
)
async def shellrunner(client, message: Message):
    if len(message.command) < 2:
        return await edit_or_reply(
            message, text="**Usage:**\n/sh git pull"
        )

    if message.reply_to_message:
        r = message.reply_to_message
        if r.reply_markup:
            if isinstance(r.reply_markup, ReplyKeyboardMarkup):
                return await message.edit("INSECURE!")

    text = message.text.split(None, 1)[1]
    if "\n" in text:
        code = text.split("\n")
        output = ""
        for x in code:
            shell = re.split(
                """ (?=(?:[^'"]|'[^']*'|"[^"]*")*$)""", x
            )
            try:
                process = subprocess.Popen(
                    shell,
                    stdout=subprocess.PIPE,
                    stderr=subprocess.PIPE,
                )
            except Exception as err:
                print(err)
                await edit_or_reply(
                    message,
                    text=f"**INPUT:**\n```{escape(text)}```\n\n**ERROR:**\n```{escape(err)}```",
                )
            output += f"**{code}**\n"
            output += process.stdout.read()[:-1].decode("utf-8")
            output += "\n"
    else:
        shell = re.split(""" (?=(?:[^'"]|'[^']*'|"[^"]*")*$)""", 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"**INPUT:**\n```{escape(text)}```\n\n**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 app2.send_document(
                message.chat.id,
                "output.txt",
                reply_to_message_id=message.message_id,
                caption=escape(text),
            )
            return os.remove("output.txt")
        await edit_or_reply(
            message,
            text=f"**INPUT:**\n```{escape(text)}```\n\n**OUTPUT:**\n```{escape(output)}```",
        )
    else:
        await edit_or_reply(
            message,
            text=f"**INPUT:**\n```{escape(text)}```\n\n**OUTPUT: **\n`No output`",
        )


def shell(cmd: list) -> tuple:
    proc = subprocess.run(
        cmd,
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE,
    )
    stdout, stderr = proc.stdout, proc.stderr
    stdout = stdout.decode() if stdout else None
    stderr = stderr.decode() if stderr else None
    return stdout, stderr