check_kaltire_slots.py

from time import sleep
import requests
import datetime

# Get the store open dates for the next n days
def get_open_dates(start_date, store_id, num_days):
    url = f"https://www.kaltire.com/on/demandware.store/Sites-Kaltire-Site/default/Appointment-GetStoreOpenDatesByDate?startDate={start_date}&storeID={store_id}&numDays={num_days}&serviceId=2731"
    headers = {
        'authority': 'www.kaltire.com',
        'accept': 'application/json, text/javascript, */*; q=0.01',
        'accept-language': 'en-US,en;q=0.9',
        'referer': 'https://www.kaltire.com/en/appointment-locations/?storedTiresNo=true',
        'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36',
        'x-requested-with': 'XMLHttpRequest',
        'cookie': '<car details are stored in a cookie>'
    }
    response = requests.get(url, headers=headers)
    if response.status_code == 200:
        return response.json()
    else:
        return None

# Get the available appointment slots for a given date
def get_available_slots(date, store_id):
    url = f"https://www.kaltire.com/on/demandware.store/Sites-Kaltire-Site/default/Appointment-GetOpenSlotByDate?storeID={store_id}&date={date}&serviceId=2731"
    headers = {
        'authority': 'www.kaltire.com',
        'accept': 'application/json, text/javascript, */*; q=0.01',
        'accept-language': 'en-US,en;q=0.9',
        'referer': 'https://www.kaltire.com/en/appointment-locations/?storedTiresNo=true',
        'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36',
        'x-requested-with': 'XMLHttpRequest'
    }
    response = requests.get(url, headers=headers)
    if response.status_code == 200:
        return response.json()
    else:
        return None

# Check for available appointment slots starting from next Sunday
while True:
  print(f"{datetime.datetime.now()} Checking for available appointment slots...")
  count = 0
  next_sunday = datetime.datetime.today() + datetime.timedelta(days=(6-datetime.datetime.today().weekday())%7+1)
  while count == 0:
      # Determine how many days are remaining in the current week
      days_remaining = 7 - next_sunday.weekday()

      # Get the store open dates for the next n days
      open_dates = get_open_dates(next_sunday.strftime("%Y%m%d"), 879, days_remaining)

      if open_dates and int(open_dates['count']) > 0:
          for date_obj in open_dates['data']:
              date_str = date_obj['date']
              # Get the available appointment slots for the date
              slots = get_available_slots(date_str, 879)
              if slots and int(slots['count']) > 0:
                  count = int(slots['count'])
                  # Convert date_str (20230516) to an easy to read format (May 16, 2023)
                  date_str = datetime.datetime.strptime(date_str, "%Y%m%d").strftime("%B %d, %Y")
                  print(f"Found {count} available appointment slots on {date_str}")
                  break

      # Increment the date by 1 week if we haven't found an available slot
      if count == 0:
          next_sunday += datetime.timedelta(days=7)

  print(f"{datetime.datetime.now()} Sleeping for 30 seconds...")
  sleep(30)