let q = request.query || "".trim()
let expr = q.replace(/÷/g, "/")

//Thumbnail links
let answerImg = "https://files.catbox.moe/lbq0ku.jpg" // For correct answer/result
let errorImg = "https://files.catbox.moe/vikpez.jpg" // For error
let helpImg = "https://i.ibb.co/21N3rjVt/25d48306867c.jpg" // For help/hint

let isError = false
let isHelp = false
let resultText = ""
let result = ""
let errorMsg = ""

//Input validation/calculation
if (!expr || expr.length < 1) {
  errorMsg = "Type: 8+4, 12÷3, (25-7.5)*2, 15%4, 1.5×10"
  resultText =
    "Type a calculation like <code>8+4</code>, <code>12÷3</code>, <code>(25-7.5)*2</code>, <code>15%4</code>, <code>1.5×10</code>"
  isHelp = true
} else if (!/^[0-9+\-*/%.() /÷]+$/.test(q)) {
  errorMsg = "Only numbers and + - × * / ÷ % . ( ) are allowed"
  resultText = "❗ " + errorMsg
  isError = true
} else {
  try {
    let value = Function('"use strict";return (' + expr + ")")()
    if (typeof value === "number" && isFinite(value)) {
      resultText = `<code>${q}</code>\n<b>= ${value}</b>`
      result = value
    } else {
      errorMsg = "Invalid math expression."
      resultText = "❗ " + errorMsg
      isError = true
    }
  } catch (e) {
    errorMsg = "Error in expression!"
    resultText = "❗ " + errorMsg
    isError = true
  }
}

//Set thumbnail based on state
let thumbnail
if (isHelp) thumbnail = helpImg
else if (isError) thumbnail = errorImg
else thumbnail = answerImg

//Build article with ALWAYS non-blank title
let article = {
  type: "article",
  id: "calc_img",
  title: isHelp
    ? "How to use Calculator" // Always a title for help/empty input
    : isError
    ? q.length > 0
      ? "Error!"
      : "Calculator"
    : q.length > 22
    ? q.slice(0, 22) + "..."
    : q,
  description: isHelp
    ? "Type: 8+2, (7.5-1)*2, 15÷3, supports + - × ÷ / * % . ( )"
    : isError
    ? errorMsg || "Calculator"
    : `${q} = ${result}`,
  input_message_content: {
    message_text: resultText,
    parse_mode: "HTML"
  },
  thumbnail_url: thumbnail
}

Api.answerInlineQuery({
  inline_query_id: request.id,
  is_personal: true,
  cache_time: 0,
  results: [article]
})

• Unlimited Search with Api ✅
• Video Title , Link etc. ✅
• Fast Search ✅
• Search with BJS ✅

this is a demo bots only ✅

Hᴏᴡ Tᴏ Sᴇɴᴅ Bᴏᴛ Tᴏ Mᴀɪʟ?

✅ Exᴀᴍᴘʟᴇ:
/sendbot Google@gmail.Com

Bot.sendMessage("Sᴛᴀʀᴛɪɴɢ Bᴏᴛ Fʀᴏᴍ Aʟʟ Usᴇʀs");
Bot.runAll({command:"/start"});

Command:
/purchase

Api.sendInvoice({
  chat_id: chat.chatid, //chat id to send invoice at
  title: "Product",
  //add a product name
  description: "This is a Digital Product",
  //add a description of your product here
  payload: `Order${user.telegramid}`,
  //add a payload, which you want after successful of payment. for example order id...
  currency: "XTR", //for telegram stars
  provider_token: "", //empty string for telegram stars
  //protect_content: true,
  //uncomment if you don't want forwarding post
  start_parameter: "star",
  //if the invoice messgae is forwarded, in place of Pay button it will show a deep link to your bot with this parameter
  prices: [
    {
      label: "test", //add a label
      amount: 1 //Amount of Telegram Stars
    }
  ],
  reply_markup: {
    inline_keyboard: [[{ text: "Buy for ⭐️ 1", pay: true }]]
    //the first star emoji in text of pay button of keyboard will be converted to Telegram star icon
  }
})

Command:
*

if(!request) return;

if(typeof request == 'string'){
  try {
    request = JSON.parse(request)
  } catch (e) { return; }
}

if (request.pre_checkout_query) {
  //check for pre checkout query update and answer it to let the user complete payment

  Api.answerPreCheckoutQuery({
    pre_checkout_query_id: request.pre_checkout_query.id,
    ok: true //false if need to cancel payment when uses confirms to pay
    //error: 'error message in human readable form'
    //^ required if ok is set to false
  })

  //Here is inspected request.pre_checkout_query for other details:
  //{
  //  "id": "32802642947578352877",
  //  "from": {
  //    "id": 5058713343,
  //    "is_bot": false,
  //    "first_name": "Mr Devendra 🇮🇳",
  //    "username": "devendra",
  //    "language_code": "en",
  //    "is_premium": true
  //  },
  //  "currency": "XTR",
  //  "total_amount": 1,
  //  "invoice_payload": "Order582758386" //payload provided by you
  //}

  //Note: here update is received with pre_checkout_query field


} else if (request.successful_payment) {
  //check for a received payment and respond accordingly 

  Bot.sendMessage(
    `Payment of ⭐️${request.successful_payment.total_amount} is successful`
  )

  //Here is inspected request.successful_payment for other details:
  //{
  //  "currency": "XTR",
  //  "total_amount": 1,
  //  "invoice_payload": "Order58375828", //payload which you provided
  //  "shipping_option_id": null,
  //  "order_info": null,
  //  "telegram_payment_charge_id": "charge id",
  //  "provider_payment_charge_id": "5058713343_12"
  //}

  //Note: here update is received with message field, so you can can user,chat details with request.from/request.chat etc...
  //refer to message field at https://core.telegram.org/bots/api#message
}

var chargeId = "charge ID"//telegram payment charge id, to send a refund
//this is provide through successful_payment parameter of message update

var userId = "user telegram id" //telegram id of user who made the star payment
var url = `https://api.telegram.org/bot${bot.token}/refundStarPayment?user_id=${userId}&telegram_payment_charge_id=${chargeId}`

HTTP.post({ url })
Api.sendMessage({
  user_id: userId,
  text:"We are refunding your Star Payment"
})