import json, requests
from telethon.tl.types import DataJSON, InputPaymentCredentials, InputInvoiceMessage
from telethon.tl.types.payments import PaymentVerificationNeeded

card = {"number": "xxxxxxxxxxxxxxx", "month": "02", "year": "24", "cv": "111"}

async def pay_invoice(msg, card=card):
    invoice = InputInvoiceMessage(peer=msg.input_chat, msg_id=msg.id)
    form_info = await client(functions.payments.GetPaymentFormRequest(invoice=invoice))

    public_token = json.loads(form_info.native_params.data).get("public_token")

    card_info = json.dumps(
        dict(
            card={
                "number": card['number'],
                "expiration_month": card['month'],
                "expiration_year": card['year'],
                "security_code": card['cv'],
            }
        )
    )

    url = "https://tgb.smart-glocal.com/cds/v1/tokenize/card"
    headers = {"Content-Type": "application/json", "X-PUBLIC-TOKEN": public_token}

    req = requests.post(url, data=card_info, headers=headers)
    if 200 <= req.status_code < 300:
        token = req.json()['data']['token']
        paymentJson = json.dumps(dict(token=token, type="card"))
    else:
        return
    # Card might require manual verification, which is considered a failure.
    SendData = await client(
        functions.payments.SendPaymentFormRequest(
            form_id=form_info.form_id,
            invoice=invoice,
            credentials=InputPaymentCredentials(data=DataJSON(paymentJson))))

    if not isinstance(SendData, PaymentVerificationNeeded):
        return True
    else:
        print('Payment failed:', SendData.stringify())


PREMIUM_BOT = 'PremiumBot'

async def something():
    await client.send_message(PREMIUM_BOT, '/start')
    invoice_msg = next(x for x in (await client.get_messages(PREMIUM_BOT, limit=4)) if x.invoice)
    if await pay_invoice(invoice_msg):
        print("Success")