Bot.py

import time
import sys
from datetime import datetime
from selenium import webdriver
from selenium.common.exceptions import NoSuchElementException

'''
This bot makes a few assumptions:
    - You have a payment method already setup
    - You have a valid shipping address already setup
    - You won't encounter any popups/additiona login checks
        - If this happens, you will need to modify the code to handle this
'''


def main(wait_time, product, cvv):

    # Initialize Browser
    profile = webdriver.FirefoxProfile()
    profile.set_preference('general.useragent.override',
                           'Mozilla/5.0 (Macintosh; Intel Mac OS X x.y; rv:10.0) Gecko/20100101 Firefox/10.0')

    browser = webdriver.Firefox(profile)

    # Navigate to target website and wait for user to login
    browser.get("https://www.bestbuy.com/")
    input('When you are logged into BestBuy press ENTER to continue.')

    # After user has logged in, navigate to the product that we
    # want to try and purchase
    browser.get(product)

    # Loop until we're able to purchase the product
    complete = False
    while (not complete):

        # Use a try/catch to help determine if purchase was successful
        # We expect that Selenium will throw exceptions if
        # any element does not exist.
        try:
            addToCartElement = browser.find_element_by_xpath(
                "//button[@class='c-button c-button-primary c-button-lg c-button-block c-button-icon c-button-icon-leading add-to-cart-button']")
            addToCartElement.click()

            browser.get('https://www.bestbuy.com/cart')

            cartCheckoutElement = browser.find_element_by_xpath(
                "//button[@class='btn btn-lg btn-block btn-primary']")
            cartCheckoutElement.click()

            freeShippingRadioElement = browser.find_element_by_xpath(
                "//input[@id='fulfillment-shipping-4tqhbezgfdmgc-4sm0ivsy5jjyi']")
            freeShippingRadioElement.click()

            cvvElement = browser.find_element_by_xpath("//input[@id='cvv']")
            cvvElement.sendKeys(cvv)

            placeOrderElement = browser.find_element_by_xpath(
                "//button[@class='btn btn-lg btn-block btn-primary button__fast-track']")
            placeOrderElement.click()

            complete = True

        # Handle the expected exception by printing useful information and waiting
        # before trying again
        except NoSuchElementException:
            print('[' + str(datetime.now()) + '] Not in stock... waiting ' +
                  str(wait_time) + ' seconds...')
            time.sleep(wait_time)
            browser.get(product)

        # Gracefully end if the user ends the bot with CTRL+C
        except KeyboardInterrupt:
            print("Shutting down bot...")
            break

        # Gracefully end if any unexpected exception occurs
        # Output exception to screen.
        except Exception as ex:
            print(str(ex))
            break


if __name__ == '__main__':
    if len(sys.argv) < 4:
        sys.exit(
            f'Usage: python3 {sys.argv[0]} <WAIT_TIME_IN_SECONDS> <BESTBUY_PRODUCT_WEB_URL> <CVV>')

    wait_time = int(sys.argv[1])
    product = str(sys.argv[2])
    cvv = str(sys.argv[3])

    main(wait_time, product, cvv)