Files

199 lines
8.2 KiB
Python

from google.cloud import pubsub_v1
from google.api_core.exceptions import DeadlineExceeded
from selenium import webdriver
from selenium.webdriver.chrome.options import Options
from selenium.webdriver.common.by import By
import json
import time
from concurrent.futures import TimeoutError
import pandas as pd
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
# Create an empty dataframe to store the prices
df = pd.DataFrame(columns=['Zip Code', 'Price'])
print(f"Created a dataframe: {df}")
# Configure the Selenium driver options
options = Options()
options.add_argument('--disable-gpu')
driver = webdriver.Chrome(options=options)
# Set up Pub/Sub subscription
project_id = "fp-20230425"
subscription_name = "fp-subscription-NFL-zipcodes"
subscriber = pubsub_v1.SubscriberClient()
subscription_path = subscriber.subscription_path(project_id, subscription_name)
# Load the product page and extract the __NEXT_DATA__ data
url = 'https://www.sayweee.com/en/product/Want-Want-Senbei-Rice-Crackers/17119'
driver.delete_all_cookies
driver.get(url)
# time.sleep(5)
# time.sleep(2)
# Close the cookies setting window
try:
# cookie_button = driver.find_element(By.XPATH, "/html/body/div[3]/div[2]/div/div/div[3]/button")
cookie_button = WebDriverWait(driver, 2).until(
EC.presence_of_element_located((By.XPATH, "/html/body/div[3]/div[2]/div/div/div[3]/button"))
)
print(f"cookie_button = {cookie_button}")
cookie_button.click()
except:
pass
# time.sleep(1)
# Clear any modal dialog
try:
# modal_close = driver.find_element(By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]")
modal_close = WebDriverWait(driver, 2).until(
EC.presence_of_element_located((By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]"))
)
print(f"modal_close = {modal_close}")
modal_close.click()
#time.sleep(2)
except:
pass
# Define callback function for Pub/Sub messages
def callback(message):
# Extract zip code from message data
zip_code = message.message.data.decode('utf-8')
print(f"Received zip code: {zip_code}")
try:
try:
# time.sleep(2)
# Clear any modal dialog
# modal_close = driver.find_element(By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]")
modal_close = WebDriverWait(driver, 2).until(
EC.presence_of_element_located((By.XPATH, "//*[contains(concat(' ', normalize-space(@class), ' '), ' icon-icon-close-s ')]"))
)
# print(f"modal_close = {modal_close}")
modal_close.click()
# time.sleep(2)
except:
pass
try:
# time.sleep(1)
# Clear any notice
# notice_close = driver.find_element(By.XPATH, "/html/body/div[3]/div/div[2]/div/div[2]/div/div/div[1]/div[2]/button")
notice_close = WebDriverWait(driver, 5).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"))
)
# print(f"notice_close = {notice_close}")
notice_close.click()
# time.sleep(1)
except:
pass
# Enter zip code in the input field and click the "Check" button
# zip_button = driver.find_element(By.XPATH, '/html/body/div[2]/div/header/div[3]/div/div/div[2]/div[1]')
zip_button = WebDriverWait(driver, 5).until(
EC.presence_of_element_located((By.XPATH, '/html/body/div[2]/div/header/div[3]/div/div/div[2]/div[1]'))
)
# print(f"{zip_button:}")
zip_button.click()
# time.sleep(1)
# zip_input = driver.find_element(By.XPATH, '//div/label/following-sibling::input')
zip_input = WebDriverWait(driver, 2).until(
EC.presence_of_element_located((By.XPATH, '//div/label/following-sibling::input'))
)
# print(f"{zip_input:}")
zip_input.click()
# print("clearing zip_input")
zip_input.send_keys("\b\b\b\b\b")
# print("sending zip code")
zip_input.send_keys(zip_code)
check_button = driver.find_element(By.XPATH, "//button[text() = 'Confirm']")
check_button = WebDriverWait(driver, 2).until(EC.presence_of_element_located((By.XPATH,"//button[text() = 'Confirm']")))
# print(f"{check_button:}")
check_button.click()
# time.sleep(2)
try:
# time.sleep(2)
# Clear any notice
# notice_close = driver.find_element(By.XPATH, "/html/body/div[3]/div/div[2]/div/div[2]/div/div/div[1]/div[2]/button")
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")))
# print(f"notice_close = {notice_close}")
notice_close.click()
#time.sleep(2)
except:
pass
# Extract the price of rice crackers for this zip code
# next_data_element = driver.find_element(By.XPATH, "//script[@type='application/ld+json']")
next_data_element = WebDriverWait(driver, 2).until(EC.presence_of_element_located((By.XPATH, '//*[@id="__next"]/div/div[1]/div[1]/div/div/div[2]/div[2]/div[1]/div[4]/div[1]/div')))
next_data_text = next_data_element.get_attribute('nodeValue')
price = next_data_text.text
'''
next_data_text = next_data_element.get_attribute('innerHTML')
next_data_start_index = next_data_text.index('{')
next_data_end_index = next_data_text.rindex('}') + 1
next_data_json = next_data_text[next_data_start_index:next_data_end_index]
next_data = json.loads(next_data_json)
price = next_data['price']
'''
# Print the price
print(price)
'''
try:
min_quantity_element = WebDriverWait(driver, 2).until(EC.presence_of_element_located((By.XPATH, '//script[@id="__NEXT_DATA__"]')))
min_quantity_text = min_quantity_element.get_attribute('innerHTML')
min_quantity_start_index = min_quantity_text.index('{')
min_quantity_end_index = min_quantity_text.rindex('}') + 1
min_quantity_json = min_quantity_text[min_quantity_start_index:min_quantity_end_index]
min_quantity = json.loads(min_quantity_json)
price = min_quantity['product']['price']
except:
next_data_element = WebDriverWait(driver, 2).until(EC.presence_of_element_located((By.XPATH, "//script[@type='application/ld+json']")))
next_data_text = next_data_element.get_attribute('innerHTML')
next_data_start_index = next_data_text.index('{')
next_data_end_index = next_data_text.rindex('}') + 1
next_data_json = next_data_text[next_data_start_index:next_data_end_index]
next_data = json.loads(next_data_json)
price = next_data['offers']['price']
finally:
# Print the price
print(price)
'''
subscriber.acknowledge(ack_ids = [message.ack_id], subscription = subscription_path) # acknowledge receipt of message
# Append the zip code and price to the dataframe
#append_to_df(zip_code, price)
new_row = pd.DataFrame({'Zip Code': [zip_code], 'Price': [price]})
return pd.concat([df, new_row], ignore_index=True)
#print(f"Recorded the zip code and price: {zip_code},{price}")
#print(f"Updated a dataframe: {df}")
except Exception as e:
print(f"Caught exception: {e}")
print(f"Price not found for zip code {zip_code}")
price = 'Price not found'
return df
# Start receiving messages (sync version)
while True:
pull_request = pubsub_v1.types.PullRequest(max_messages = 1, subscription = subscription_path)
messages = []
try:
pull_response = subscriber.pull(request = pull_request)
messages = pull_response.received_messages
except DeadlineExceeded:
pass
if messages:
df = callback(messages[0])
print(f"Updated a dataframe: {df}")
else:
print(f"no messages, trying again at {time.asctime()}")