291 lines
12 KiB
Python
291 lines
12 KiB
Python
from google.cloud import pubsub_v1
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from google.api_core.exceptions import DeadlineExceeded
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from selenium import webdriver
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from selenium.webdriver.chrome.options import Options
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from selenium.webdriver.support.wait import WebDriverWait
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from selenium.webdriver.common.by import By
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from selenium.webdriver.common.keys import Keys
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import selenium.common.exceptions
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import json
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import time
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import os
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from concurrent.futures import TimeoutError
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import pandas as pd
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from selenium.webdriver.support.ui import WebDriverWait
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from selenium.webdriver.support import expected_conditions as EC
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# os.environ["GOOGLE_APPLICATION_CREDENTIALS"] = "C:/Users/Karen/AppData/Roaming/gcloud/application_default_credentials.json"
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# Create an empty dataframe to store the prices
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df = pd.DataFrame(columns=['Product ID', 'Zip Code', 'Price'])
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print(f"Created a dataframe: {df}")
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# Configure the Selenium driver options
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options = Options()
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options.add_argument('--disable-gpu')
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driver = webdriver.Chrome(options=options)
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# Set up Pub/Sub subscription
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project_id = "fp-20230425"
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subscription_name = "fp-subscription-NFL-zipcodes"
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subscriber = pubsub_v1.SubscriberClient()
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subscription_path = subscriber.subscription_path(project_id, subscription_name)
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# Load the product page and extract the __NEXT_DATA__ data
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url = 'https://www.sayweee.com/en/product/Want-Want-Senbei-Rice-Crackers/17119'
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product_id = url.split("/")[-1]
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driver.delete_all_cookies
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driver.get(url)
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# time.sleep(5)
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# time.sleep(2)
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# Close the cookies setting window
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try:
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# cookie_button = driver.find_element(By.XPATH, "/html/body/div[3]/div[2]/div/div/div[3]/button")
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cookie_button = WebDriverWait(driver, 2).until(
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EC.presence_of_element_located((By.XPATH, "/html/body/div[3]/div[2]/div/div/div[3]/button"))
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)
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print(f"cookie_button = {cookie_button}")
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cookie_button.click()
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except:
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pass
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# time.sleep(1)
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# Clear any modal dialog
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try:
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# modal_close = driver.find_element(By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]")
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modal_close = WebDriverWait(driver, 2).until(
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EC.presence_of_element_located((By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]"))
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)
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print(f"modal_close = {modal_close}")
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modal_close.click()
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#time.sleep(2)
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except:
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pass
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def close_modals():
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try:
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# time.sleep(2)
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# Clear any modal dialog
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modal_close_buttons = driver.find_elements(By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]")
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# print(f"modal_close = {modal_close}")
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for button in modal_close_buttons:
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try:
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button.click()
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except Exception as e:
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print(f"Exception when clicking on close button for element {button}: {e}")
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# time.sleep(2)
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except Exception as e:
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print(f"Exception when trying to close discount modal dialog: {e}")
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try:
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# time.sleep(1)
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# Clear any notice
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notice_close = driver.find_element(By.XPATH, "/html/body/div[3]/div/div[2]/div/div[2]/div/div/div[1]/div[2]/button")
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# print(f"notice_close = {notice_close}")
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notice_close.click()
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# time.sleep(1)
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except selenium.common.exceptions.NoSuchElementException as nsee:
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print("Purchase option change dialog close button not found")
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except Exception as e:
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print(f"Exception when trying to close purchase option change dialog: {e}")
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# Define callback function for Pub/Sub messages
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def callback(message):
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# Extract zip code from message data
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zip_code = message.message.data.decode('utf-8')
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print(f"Received zip code: {zip_code}")
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while True:
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try:
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# Enter zip code in the input field and click the "Check" button
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WebDriverWait(driver, 2).until(lambda d: d.find_element(By.XPATH, '/html/body/div[2]/div/header/div[3]/div/div/div[2]/div[1]'))
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zip_button = driver.find_element(By.XPATH, '/html/body/div[2]/div/header/div[3]/div/div/div[2]/div[1]')
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# print(f"{zip_button:}")
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zip_button.click()
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# time.sleep(1)
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WebDriverWait(driver, 2).until(lambda d: d.find_element(By.XPATH, '//div/label/following-sibling::input'))
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zip_input = driver.find_element(By.XPATH, '//div/label/following-sibling::input')
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# print(f"{zip_input:}")
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zip_input.click()
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# print("clearing zip_input")
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zip_input.send_keys("\b\b\b\b\b\b\b\b\b\b")
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for i in range(1,10):
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zip_input.send_keys(Keys.DELETE)
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# print("sending zip code")
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zip_input.send_keys(zip_code)
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WebDriverWait(driver, 2).until(lambda d: d.find_element(By.XPATH, "//button[text() = 'Confirm']"))
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check_button = driver.find_element(By.XPATH, "//button[text() = 'Confirm']")
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# print(f"{check_button:}")
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check_button.click()
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# time.sleep(2)
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break
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except Exception as e:
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print(f"Exception when changing zip code: {e}, trying to close modal dialogs")
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close_modals()
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# try:
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# time.sleep(2)
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# # Clear any notice
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# notice_close = driver.find_element(By.XPATH, "/html/body/div[3]/div/div[2]/div/div[2]/div/div/div[1]/div[2]/button")
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# print(f"notice_close = {notice_close}")
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# notice_close.click()
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# time.sleep(2)
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# except:
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# pass
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try:
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try:
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# time.sleep(2)
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# Clear any modal dialog
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# modal_close = driver.find_element(By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]")
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modal_close = WebDriverWait(driver, 2).until(
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EC.presence_of_element_located((By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]"))
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)
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# print(f"modal_close = {modal_close}")
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modal_close.click()
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# time.sleep(2)
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except:
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pass
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try:
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# time.sleep(1)
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# Clear any notice
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# notice_close = driver.find_element(By.XPATH, "/html/body/div[3]/div/div[2]/div/div[2]/div/div/div[1]/div[2]/button")
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notice_close = WebDriverWait(driver, 5).until(
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EC.presence_of_element_located((By.XPATH, "/html/body/div[3]/div/div[2]/div/div[2]/div/div/div[1]/div[2]/button"))
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)
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# print(f"notice_close = {notice_close}")
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notice_close.click()
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# time.sleep(1)
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except:
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pass
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# Enter zip code in the input field and click the "Check" button
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# zip_button = driver.find_element(By.XPATH, '/html/body/div[2]/div/header/div[3]/div/div/div[2]/div[1]')
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zip_button = WebDriverWait(driver, 5).until(
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EC.presence_of_element_located((By.XPATH, '/html/body/div[2]/div/header/div[3]/div/div/div[2]/div[1]'))
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)
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# print(f"{zip_button:}")
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zip_button.click()
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# time.sleep(1)
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# zip_input = driver.find_element(By.XPATH, '//div/label/following-sibling::input')
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zip_input = WebDriverWait(driver, 2).until(
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EC.presence_of_element_located((By.XPATH, '//div/label/following-sibling::input'))
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)
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# print(f"{zip_input:}")
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zip_input.click()
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# print("clearing zip_input")
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zip_input.send_keys("\b\b\b\b\b")
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# print("sending zip code")
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zip_input.send_keys(zip_code)
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check_button = driver.find_element(By.XPATH, "//button[text() = 'Confirm']")
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check_button = WebDriverWait(driver, 2).until(EC.presence_of_element_located((By.XPATH,"//button[text() = 'Confirm']")))
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# print(f"{check_button:}")
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check_button.click()
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# time.sleep(2)
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try:
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# time.sleep(2)
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# Clear any notice
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# notice_close = driver.find_element(By.XPATH, "/html/body/div[3]/div/div[2]/div/div[2]/div/div/div[1]/div[2]/button")
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notice_close = WebDriverWait(driver, 2).until(EC.presence_of_element_located((By.XPATH, "/html/body/div[3]/div/div[2]/div/div[2]/div/div/div[1]/div[2]/button")))
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# print(f"notice_close = {notice_close}")
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notice_close.click()
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#time.sleep(2)
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except:
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pass
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try:
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# Clear any modal dialog
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modal_close = WebDriverWait(driver, 2).until(EC.presence_of_element_located((By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]")))
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# print(f"modal_close = {modal_close}")
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modal_close.click()
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except:
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pass
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# Extract the price of rice crackers for this zip code
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'''
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price_element = driver.find_element(By.XPATH, '/html/body/div[2]/div/div[1]/div[1]/div/div/div[2]/div[2]/div[1]/div[4]/div[1]/div')
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price = price_element.text.strip()[1:]
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print(price)
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'''
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next_data_element = driver.find_element(By.XPATH, "//script[@type='application/ld+json']")
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next_data_text = next_data_element.get_attribute('innerHTML')
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next_data_start_index = next_data_text.index('{')
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next_data_end_index = next_data_text.rindex('}') + 1
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next_data_json = next_data_text[next_data_start_index:next_data_end_index]
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next_data = json.loads(next_data_json)
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price = next_data['offers']['price']
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# Print the price
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print(price)
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subscriber.acknowledge(ack_ids = [message.ack_id], subscription = subscription_path) # acknowledge receipt of message
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# Append the zip code and price to the dataframe
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#append_to_df(zip_code, price)
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new_row = pd.DataFrame({'Product ID': [product_id], 'Zip Code': [zip_code], 'Price': [price]})
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return pd.concat([df, new_row], ignore_index=True)
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#print(f"Recorded the zip code and price: {zip_code},{price}")
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#print(f"Updated a dataframe: {df}")
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except Exception as e:
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print(f"Caught exception: {e}")
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print(f"Price not found for zip code {zip_code}")
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price = 'Price not found'
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return df
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# Start receiving messages (sync version)
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while True:
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pull_request = pubsub_v1.types.PullRequest(max_messages = 1, subscription = subscription_path)
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messages = []
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try:
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pull_response = subscriber.pull(request = pull_request)
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messages = pull_response.received_messages
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except DeadlineExceeded:
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pass
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if messages:
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df = callback(messages[0])
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print(f"Updated a dataframe: {df}")
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else:
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print(f"no messages, trying again at {time.asctime()}")
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break
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df.to_hdf('product1.h5', key='df',mode='w')
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# Open the HDF5 file in a separate window
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os.startfile('product1.h5')
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# Start receiving messages (async version)
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#flow_control = pubsub_v1.types.FlowControl(max_messages = 1)
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#streaming_pull_future = subscriber.subscribe(subscription_path,
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# callback=callback,
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# flow_control=flow_control)
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# print(f'Started receiving messages from subscription {subscription_path}...')
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# Wrap subscriber in a 'with' block to automatically call close() when done.
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# with subscriber:
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# try:
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# When `timeout` is not set, result() will block indefinitely,
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# unless an exception is encountered first.
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# streaming_pull_future.result(timeout=timeout)
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# except TimeoutError:
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# streaming_pull_future.cancel() # Trigger the shutdown.
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# streaming_pull_future.result() # Block until the shutdown is complete.
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# Keep the script running indefinitely to continue receiving messages
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#while True:
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# time.sleep(10)
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