Files
tcg_web_scraper/product_scraping/cost_fetcher_base.py
2026-01-09 20:53:52 +00:00

593 lines
30 KiB
Python

import pandas as pd
from openpyxl import load_workbook, Workbook
from openpyxl.worksheet.worksheet import Worksheet
import requests
from selenium import webdriver
from selenium.common.exceptions import StaleElementReferenceException
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.chrome.options import Options
from selenium.webdriver.chrome.service import Service
import re
import time
import random
# import undetected_chromedriver as uc
from undetected_chromedriver import Chrome
class Cost_Fetcher_Base:
PRODUCT_WORKSHEET_NAME = 'Product'
SOURCING_WORKSHEET_NAME = 'Sourcing'
WORKBOOK_NAME = 'TCG Sole Trader Copy.xlsx'
driver: Chrome # webdriver.Chrome
eur_to_gbp_rate: float
index_column_active_sourcing: int
index_column_is_booster_product: int
index_column_is_booster_box_product: int
index_column_is_precon_product: int
index_column_link_sourcing: int
index_column_name_sourcing: int
index_column_product_id_product: int
index_column_product_id_sourcing: int
index_column_unit_cost_sourcing: int
index_row_header_product: int
index_row_header_sourcing: int
product_sheet: Worksheet
sourcing_sheet: Worksheet
wait: WebDriverWait
workbook: Workbook
@staticmethod
def parse_cost(cost_text):
if not cost_text:
return None
cost_clean = re.sub(r'[^\d,]', '', cost_text)
try:
return float(cost_clean) / 100
except ValueError:
return None
@classmethod
def parse_cost_from_pennies(cls, cost_text):
if not cost_text:
return None
cost_clean = cls.parse_cost(cost_text = cost_text)
if cost_clean is not None:
cost_clean = cost_clean / 100
return cost_clean
@classmethod
def parse_cost_chaoscards(cls, cost_text):
return cls.parse_cost(cost_text = cost_text)
@classmethod
def parse_cost_cardmarket(cls, cost_text):
# return cls.parse_cost(cost_text = cost_text)
"""Convert '141,30 €' format to float in EUR"""
if not cost_text:
return None
cost_clean = re.sub(r'[^\d,]', '', cost_text)
cost_clean = cost_clean.replace(',', '.')
try:
return float(cost_clean)
except ValueError:
return None
@classmethod
def parse_cost_gameslore(cls, cost_text):
return cls.parse_cost(cost_text = cost_text)
@classmethod
def parse_cost_magicmadhouse(cls, cost_text):
return cls.parse_cost(cost_text = cost_text)
def get_eur_to_gbp_rate(self):
try:
response = requests.get('https://api.exchangerate-api.com/v4/latest/EUR', timeout=10)
data = response.json()
self.eur_to_gbp_rate = data['rates']['GBP']
except Exception as e:
print(f"Error fetching exchange rate: {e}")
print("Using fallback rate: 0.85")
self.eur_to_gbp_rate = 0.85
def setup_driver(self):
print("Starting driver")
"""
chrome_options = Options()
# Remove headless mode to see the browser
# chrome_options.add_argument('--headless')
chrome_options.add_argument('--no-sandbox')
chrome_options.add_argument('--disable-dev-shm-usage')
chrome_options.add_argument('--disable-blink-features=AutomationControlled')
chrome_options.add_argument('--user-agent=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36')
chrome_options.add_argument('--window-size=1920,1080')
"""
try:
self.driver = Chrome(version_main=133) # webdriver.Chrome(options=chrome_options)
# return driver
except Exception as e:
print(f"Error setting up Chrome driver: {e}")
print("Make sure Chrome and chromedriver are installed")
# return None
self.wait = WebDriverWait(self.driver, 15)
def scrape_cost_and_active_selenium(self, url, page_load_element_selector, cost_selector, active_selector, invalid_active_statuses):
try:
print(f" Loading page...")
# time.sleep(random.uniform(6, 10))
try:
self.driver.get(url)
element = self.wait.until(
EC.presence_of_element_located((By.CSS_SELECTOR, page_load_element_selector))
)
element = self.wait.until(
EC.element_to_be_clickable((By.CSS_SELECTOR, page_load_element_selector))
)
except Exception as e:
self.driver.get(url)
element = self.wait.until(
EC.presence_of_element_located((By.CSS_SELECTOR, page_load_element_selector))
)
element = self.wait.until(
EC.element_to_be_clickable((By.CSS_SELECTOR, page_load_element_selector))
)
max_attempts = 10
for attempt in range(max_attempts):
try:
element = None
element = self.driver.find_element(By.CSS_SELECTOR, page_load_element_selector)
text = element.text
print(f"✓ Element loaded successfully on attempt {attempt + 1}")
# return True
break
except StaleElementReferenceException:
print(f"Stale element on attempt {attempt + 1}, retrying...")
if attempt < max_attempts - 1:
time.sleep(1)
else:
raise ValueError("StaleElementReferenceException")
print(f" Page title: {self.driver.title}")
cost = None
element = None
counter = 0
while cost is None:
counter += 1
try:
element = self.driver.find_element(By.CSS_SELECTOR, cost_selector)
text = element.text
print(f" Text: '{text}'")
cost = text
except Exception as e:
print(f" Selector failed: {e}")
cost = None
time.sleep(random.uniform(2, 4))
if counter > 10:
print("10 cost selector fails")
break
active = None
if active_selector is None: # or invalid_active_statuses is None or invalid_active_statuses == []:
active = (cost is not None)
else:
try:
elements = None
elements = self.driver.find_elements(By.CSS_SELECTOR, active_selector)
if len(elements) == 0:
active = True
else:
text = elements[0].text
print(f" Text: '{text}'")
active = (invalid_active_statuses is None or text not in invalid_active_statuses)
except Exception as e:
print(f" Selector failed: {e}")
if cost is None or active is None:
print(f" ✗ No cost found")
print(f"Cost: {cost}, Active: {active}")
input("Press Enter to continue to next URL...")
return cost, active
except Exception as e:
print(f" Error: {e}")
input("Press Enter to continue to next URL...")
return None, None
def scrape_cost_and_active_selenium_cardmarket(self, url):
page_load_element_selector = "body > main.container > div.page-title-container"
cost_selector = '#table > div:nth-child(1) > div.table-body > .row.article-row.g-0:nth-child(1) > div.col-offer > div.price-container > div > div:nth-child(1) > span:nth-child(1)'
cost_text, active = self.scrape_cost_and_active_selenium(
url = url
, page_load_element_selector = page_load_element_selector
, cost_selector = cost_selector
, active_selector = None
, invalid_active_statuses = []
)
cost = Cost_Fetcher_Base.parse_cost_cardmarket(cost_text)
if cost is not None:
item_shipping_cost_in = 0
if cost < 10:
item_shipping_cost_in = 2
elif cost < 100:
item_shipping_cost_in = 8
else:
item_shipping_cost_in = 20
cost = cost * self.eur_to_gbp_rate + item_shipping_cost_in
active = (cost is not None)
return cost, active
def scrape_cost_and_active_selenium_chaoscards(self, url):
# page_load_element_selector = '#prod_title'
cost_selector = '.price_inc > span:nth-child(2)'
active_selector = '.product__right > form > ul.prod_det_fields.left.product-section.product-section--stock > li > div:nth-child(1) > div:nth-child(2)'
cost_text, active = self.scrape_cost_and_active_selenium(
url = url
, page_load_element_selector = cost_selector # page_load_element_selector
, cost_selector = cost_selector
, active_selector = active_selector
, invalid_active_statuses = ["Out of stock", "Coming soon"]
)
cost = Cost_Fetcher_Base.parse_cost_chaoscards(cost_text)
return cost, active
def scrape_cost_and_active_selenium_gameslore(self, url):
# page_load_element_selector = '.page-title'
cost_selector = 'div.columns > div.column.main > div.product-info-main > div.product-info-price > div.price-box > span.special-price > span.price-container > span.price-wrapper > span.price'
active_selector = '.stock > span:nth-child(1)'
cost_text, active = self.scrape_cost_and_active_selenium(
url = url
, page_load_element_selector = cost_selector # page_load_element_selector
, cost_selector = cost_selector
, active_selector = active_selector
, invalid_active_statuses = ["OUT OF STOCK"]
)
cost = Cost_Fetcher_Base.parse_cost_gameslore(cost_text)
return cost, active
def scrape_cost_and_active_selenium_magicmadhouse(self, url):
page_load_element_selector = '.productView-title'
cost_selector = 'div.body > div.container > div > div.productView > section.productView-details > div.productView-options > form > div.productView-options-selections > div.productView-product > div.productView-info > div.price-rating > div.productView-price > div.price-section.actual-price > span.price'
active_selector = '.alertBox.alertBox--error'
cost_text, active = self.scrape_cost_and_active_selenium(
url = url
, page_load_element_selector = page_load_element_selector
, cost_selector = cost_selector
, active_selector = active_selector
, invalid_active_statuses = []
)
cost = Cost_Fetcher_Base.parse_cost_magicmadhouse(cost_text)
return cost, active
def scrape_prices_and_quantities_selenium_cardmarket(self, url):
offer_container_selector = '#table > div:nth-child(1) > div.table-body > .row.article-row.g-0:nth-child(1) > div.col-offer'
price_selector = 'div.price-container > div > div:nth-child(1) > span:nth-child(1)'
quantity_selector = 'div.amount-container > span:nth-child(1)'
try:
print(f" Loading page...")
# time.sleep(random.uniform(6, 10))
try:
self.driver.get(url)
element = self.wait.until(
EC.presence_of_element_located((By.CSS_SELECTOR, offer_container_selector))
)
element = self.wait.until(
EC.element_to_be_clickable((By.CSS_SELECTOR, offer_container_selector))
)
except Exception as e:
self.driver.get(url)
element = self.wait.until(
EC.presence_of_element_located((By.CSS_SELECTOR, offer_container_selector))
)
element = self.wait.until(
EC.element_to_be_clickable((By.CSS_SELECTOR, offer_container_selector))
)
max_attempts = 10
for attempt in range(max_attempts):
try:
element = None
element = self.driver.find_element(By.CSS_SELECTOR, offer_container_selector)
text = element.text
print(f"✓ Element loaded successfully on attempt {attempt + 1}")
# return True
break
except StaleElementReferenceException:
print(f"Stale element on attempt {attempt + 1}, retrying...")
if attempt < max_attempts - 1:
time.sleep(1)
else:
raise ValueError("StaleElementReferenceException")
print(f" Page title: {self.driver.title}")
price_quantity_pairs = []
try:
offer_containers = self.driver.find_elements(By.CSS_SELECTOR, offer_container_selector)
print(f" Offer container selector: Found {len(offer_containers)} elements")
for offer_container in offer_containers:
price_element = offer_container.find_element(By.CSS_SELECTOR, price_selector)
price_text = price_element.text
if '' in price_text and re.search(r'\d', price_text):
print(f" ✓ Found price: {price_text}")
else:
price_text = None
quantity_element = offer_container.find_element(By.CSS_SELECTOR, quantity_selector)
quantity_text = quantity_element.text
if price_text is None or quantity_text is None:
continue
price_quantity_pairs.append({
'price': Cost_Fetcher_Base.parse_cost_cardmarket(price_text = price_text)
, 'quantity': Cost_Fetcher_Base.parse_cost_cardmarket(quantity_text = quantity_text)
})
except Exception as e:
print(f" Price selector failed: {e}")
return []
finally:
return price_quantity_pairs
def load_tcg_sole_trader_workbook(self):
print("Loading workbook...")
self.workbook = load_workbook(Cost_Fetcher_Base.WORKBOOK_NAME)
if Cost_Fetcher_Base.SOURCING_WORKSHEET_NAME not in self.workbook.sheetnames:
print(f"Error: Sheet '{Cost_Fetcher_Base.SOURCING_WORKSHEET_NAME}' not found")
return
if Cost_Fetcher_Base.PRODUCT_WORKSHEET_NAME not in self.workbook.sheetnames:
print(f"Error: Sheet '{Cost_Fetcher_Base.PRODUCT_WORKSHEET_NAME}' not found")
return
self.sourcing_sheet = self.workbook[Cost_Fetcher_Base.SOURCING_WORKSHEET_NAME]
self.product_sheet = self.workbook[Cost_Fetcher_Base.PRODUCT_WORKSHEET_NAME]
sourcing_table_found = False
for row in range(1, self.sourcing_sheet.max_row + 1):
if self.sourcing_sheet.cell(row, 1).value == 'tbl_Sourcing' or 'Source Name' in str(self.sourcing_sheet.cell(row, 3).value):
self.index_row_header_sourcing = row
sourcing_table_found = True
break
if not sourcing_table_found or not self.index_row_header_sourcing:
for row in range(1, min(20, self.sourcing_sheet.max_row + 1)):
if 'Source Name' in str(self.sourcing_sheet.cell(row, 3).value):
self.index_row_header_sourcing = row
sourcing_table_found = True
break
if not sourcing_table_found:
print("Error: Could not find table 'tbl_Sourcing'")
return
product_table_found = False
for row in range(1, self.product_sheet.max_row + 1):
if self.product_sheet.cell(row, 1).value == 'tbl_Product' or 'Product Id' in str(self.product_sheet.cell(row, 1).value):
self.index_row_header_product = row
product_table_found = True
break
if not product_table_found:
print("Error: Could not find table 'tbl_Product'")
return
for index_column in range(1, self.sourcing_sheet.max_column + 1):
header = str(self.sourcing_sheet.cell(self.index_row_header_sourcing, index_column).value).strip()
if 'Source Name' == header:
self.index_column_name_sourcing = index_column
elif 'Source Link' == header:
self.index_column_link_sourcing = index_column
elif 'Source Unit Cost' == header:
self.index_column_unit_cost_sourcing = index_column
elif 'Active' == header:
self.index_column_active_sourcing = index_column
elif 'Product Id' == header:
self.index_column_product_id_sourcing = index_column
for index_column in range(1, self.product_sheet.max_column + 1):
header = str(self.product_sheet.cell(self.index_row_header_product, index_column).value).strip()
if 'Is Booster Box' == header:
self.index_column_is_booster_box_product = index_column
elif 'Is Booster' == header:
self.index_column_is_booster_product = index_column
elif 'Is Precon' == header:
self.index_column_is_precon_product = index_column
elif 'Product Id' == header:
self.index_column_product_id_product = index_column
print(f"Sourcing max row: {self.sourcing_sheet.max_row}")
print(f"Sourcing header row: {self.index_row_header_sourcing}")
print(f"Sourcing header 1: {self.sourcing_sheet.cell(self.index_row_header_sourcing, 1).value}")
print(f"Sourcing Columns - Name: {self.index_column_name_sourcing}, Link: {self.index_column_link_sourcing}, Unit Cost: {self.index_column_unit_cost_sourcing}, Active: {self.index_column_active_sourcing}, Product Id: {self.index_column_product_id_sourcing}")
print(f"Product max row: {self.product_sheet.max_row}")
print(f"Product header row: {self.index_row_header_product}")
print(f"Sourcing header 1: {self.product_sheet.cell(self.index_row_header_product, 1).value}")
print(f"Product Columns - Id: {self.index_column_product_id_product}, Is Booster: {self.index_column_is_booster_product}, Is Booster Box: {self.index_column_is_booster_box_product}, Is Precon: {self.index_column_is_precon_product}")
if not all([
self.index_column_name_sourcing
, self.index_column_link_sourcing
, self.index_column_unit_cost_sourcing
, self.index_column_product_id_sourcing
, self.index_column_active_sourcing
, self.index_column_product_id_product
, self.index_column_is_booster_product
, self.index_column_is_booster_box_product
, self.index_column_is_precon_product
]):
print("Error: Could not find required columns")
return
def scrape_all_costs(self):
try:
processed_count = 0
updated_count = 0
cardmarket_accessed_last_on = 0
chaoscards_accessed_last_on = 0
gameslore_accessed_last_on = 0
magicmadhouse_accessed_last_on = 0
did_restart_since_last_chaos_cards_visit = True
did_restart_since_last_games_lore_visit = True
for index_row in range(self.index_row_header_sourcing + 1, self.sourcing_sheet.max_row + 1):
# print(f"index_row: {index_row}")
# print(f"{self.sourcing_sheet.cell(index_row, 1).value}, {self.sourcing_sheet.cell(index_row, 2).value}, {self.sourcing_sheet.cell(index_row, 3).value}, {self.sourcing_sheet.cell(index_row, 4).value}, {self.sourcing_sheet.cell(index_row, 5).value}, {self.sourcing_sheet.cell(index_row, 6).value}, {self.sourcing_sheet.cell(index_row, 7).value}, {self.sourcing_sheet.cell(index_row, 8).value}, {self.sourcing_sheet.cell(index_row, 9).value}, {self.sourcing_sheet.cell(index_row, 10).value}, {self.sourcing_sheet.cell(index_row, 11).value}, {self.sourcing_sheet.cell(index_row, 12).value}, {self.sourcing_sheet.cell(index_row, 13).value}, {self.sourcing_sheet.cell(index_row, 14).value}, {self.sourcing_sheet.cell(index_row, 15).value}, {self.sourcing_sheet.cell(index_row, 16).value}, {self.sourcing_sheet.cell(index_row, 17).value}, {self.sourcing_sheet.cell(index_row, 18).value}, {self.sourcing_sheet.cell(index_row, 19).value}")
source_name = self.sourcing_sheet.cell(index_row, self.index_column_name_sourcing).value
source_link = self.sourcing_sheet.cell(index_row, self.index_column_link_sourcing).value
source_product_id = self.sourcing_sheet.cell(index_row, self.index_column_product_id_sourcing).value
if not source_name or not source_link: # or not str(source_link).strip():
continue
print(f"found source: {source_name} - product: {source_product_id} - link: {source_link}")
product_is_booster = False
for product_row in range(self.index_row_header_product + 1, self.product_sheet.max_row + 1):
product_id = self.product_sheet.cell(product_row, self.index_column_product_id_product).value
# print(f"found product: id {product_id}")
if product_id == source_product_id:
product_is_booster_text = str(self.product_sheet.cell(product_row, self.index_column_is_booster_product).value).upper()
# print(f"product is booster: {product_is_booster_text}, type: {str(type(product_is_booster_text))}")
product_is_booster = (product_is_booster_text == "TRUE")
break
print(f"product is booster: {product_is_booster}")
if (
(
source_name == "Chaos Cards"
and not did_restart_since_last_chaos_cards_visit
)
or (
source_name == "Games Lore"
and not did_restart_since_last_games_lore_visit
)
):
self.stop_driver()
self.setup_driver()
if not self.driver:
return
did_restart_since_last_chaos_cards_visit = True
did_restart_since_last_games_lore_visit = True
if source_name in ["Card Market", "Chaos Cards", "Games Lore", "Magic Madhouse"]:
self.clear_row_sourcing_sheet(index_row = index_row)
processed_count += 1
Cost_Fetcher_Base.log_processing_new_row(
index_row = index_row
, source_link = source_link
)
cost = None
active = None
if source_name == "Card Market":
while (time.time() - cardmarket_accessed_last_on < random.uniform(10, 20)):
time.sleep(random.uniform(3, 5))
if product_is_booster:
price_quantity_pairs = self.scrape_prices_and_quantities_selenium_cardmarket(url = source_link)
if price_quantity_pairs:
self.sourcing_sheet.cell(index_row, self.index_column_active_sourcing).value = "TRUE"
max_quantity = 0
updated_row_price = False
for price_quantity_pair in price_quantity_pairs:
eur_price = price_quantity_pair['price']
quantity = price_quantity_pair['quantity']
print(f" Found price: €{eur_price}")
print(f" Found quantity: {quantity}")
max_quantity = max(max_quantity, quantity)
if quantity >= 8:
if eur_price:
gbp_price = eur_price * self.eur_to_gbp_rate
print(f" Converted: €{eur_price:.2f} → £{gbp_price:.2f}")
self.sourcing_sheet.cell(index_row, self.index_column_unit_cost_sourcing).value = gbp_price
updated_count += 1
updated_row_price = True
print(f"output row: {index_row}, value: {self.sourcing_sheet.cell(index_row, self.index_column_unit_cost_sourcing).value}")
break
else:
print(f" Error: Could not parse price")
if not updated_row_price:
print("Offer with quantity >= 8 not found")
for price_quantity_pair in price_quantity_pairs:
eur_price = price_quantity_pair['price']
quantity = price_quantity_pair['quantity']
print(f" Found price: €{eur_price}")
print(f" Found quantity: {quantity}")
if max_quantity <= 2 or quantity == max_quantity:
if eur_price:
gbp_price = eur_price * self.eur_to_gbp_rate
print(f" Converted: €{eur_price:.2f} → £{gbp_price:.2f}")
self.sourcing_sheet.cell(index_row, self.index_column_unit_cost_sourcing).value = gbp_price
updated_count += 1
updated_row_price = True
print(f"output row: {index_row}, value: {self.sourcing_sheet.cell(index_row, self.index_column_unit_cost_sourcing).value}")
break
else:
print(f" Error: Could not parse price")
else:
cost, active = self.scrape_cost_and_active_selenium_cardmarket(url = source_link)
cardmarket_accessed_last_on = time.time()
elif source_name == "Chaos Cards":
while (time.time() - chaoscards_accessed_last_on < random.uniform(20, 30)):
time.sleep(random.uniform(3, 5))
cost, active = self.scrape_cost_and_active_selenium_chaoscards(url = source_link)
chaoscards_accessed_last_on = time.time()
did_restart_since_last_chaos_cards_visit = False
elif source_name == "Games Lore":
while (time.time() - gameslore_accessed_last_on < random.uniform(10, 20)):
time.sleep(random.uniform(3, 5))
cost, active = self.scrape_cost_and_active_selenium_gameslore(url = source_link)
gameslore_accessed_last_on = time.time()
did_restart_since_last_games_lore_visit = False
elif source_name == "Magic Madhouse":
while (time.time() - magicmadhouse_accessed_last_on < random.uniform(10, 20)):
time.sleep(random.uniform(3, 5))
cost, active = self.scrape_cost_and_active_selenium_magicmadhouse(url = source_link)
magicmadhouse_accessed_last_on = time.time()
if (cost is not None and active is not None):
print(f" Found cost: {cost}, active: {active}")
self.sourcing_sheet.cell(index_row, self.index_column_unit_cost_sourcing).value = cost
self.sourcing_sheet.cell(index_row, self.index_column_active_sourcing).value = "TRUE" if active else "FALSE"
updated_count += 1
else:
print(f" Error: Could not find cost on page")
# Save workbook
print(f"\n{'='*60}")
print(f"Saving workbook...")
self.workbook.save(Cost_Fetcher_Base.WORKBOOK_NAME)
print(f"\nComplete!")
print(f"Processed: {processed_count} entries")
print(f"Updated: {updated_count} costs")
except Exception as e:
print(f"Error: {e}")
def clear_row_sourcing_sheet(self, index_row):
self.sourcing_sheet.cell(index_row, self.index_column_unit_cost_sourcing).value = None
self.sourcing_sheet.cell(index_row, self.index_column_active_sourcing).value = "FALSE"
@staticmethod
def log_processing_new_row(index_row, source_link):
print(f"\n{'='*60}")
print(f"Processing row {index_row}: {source_link}")
print(f"{'='*60}")
def __init__(self):
print("Setting up browser automation (browser will not be visible)...")
self.setup_driver()
if not self.driver:
return
self.load_tcg_sole_trader_workbook()
self.get_eur_to_gbp_rate()
def stop_driver(self):
self.driver.quit()
def main():
cost_fetcher = Cost_Fetcher_Base()
cost_fetcher.scrape_all_costs()
cost_fetcher.stop_driver()
if __name__ == "__main__":
main()