Python Code to Query Position in United Airlines Upgrade List

gistfile1.txt

import requests
import os
from datetime import datetime
import difflib

# Ensure the 'runs' directory exists
runs_dir = 'runs'
os.makedirs(runs_dir, exist_ok=True)

FLIGHT_NUMBER = '78'
FLIGHT_DATE = '20240714' #YYYYMMDD
LAST_NAME_PREFIX = 'BRE'


url = "https://smartphone.united.com/UnitedMobileDataServices/api/UpgradeList/GetUpgradeList"
params = {
    "accessCode": "ACCESSCODE",
    "appversion": "4.1.37",
    "applicationId": "1",
    "languageCode": "en-US",
    "departureAirportCode": "NRT",
    "transactionId": "",
    "flightNumber": FLIGHT_NUMBER,
    "flightDate": FLIGHT_DATE
}
headers = {
    "Host": "smartphone.united.com",
    "Content-Type": "application/json",
    "Accept": "*/*",
    "User-Agent": "UnitedCustomerFacingIPhone/4.1.37.1 CFNetwork/1240.0.4 Darwin/20.6.0",
    "Accept-Language": "en-ca"
}

response = requests.get(url, headers=headers, params=params)

if response.status_code == 200:
    respjson = response.json()
    if respjson is None:
      print(f"{datetime.now().strftime('%Y%m%d%H%M%S')}: List is not posted yet")
    else:

      outputs = []
      for cabin in ['first', 'business']:
        cabinBookingStatus = respjson['upgradeList'][cabin]['cabinBookingStatus']
        capacity = 0
        booked = 0
        for item in cabinBookingStatus:
            if item['key'] == 'Capacity':
              capacity = int(item['value'])
            elif item['key'] == 'Booked':
              booked = int(item['value'])
        available = capacity - booked
        outputs.append(f"[{cabin}] Available: {available}, Booked: {booked}")
        standbyList = respjson['upgradeList'][cabin]['standby']
        listPlaces = []
        for idx, item in enumerate(standbyList):
          if item['name']['last'] == LAST_NAME_PREFIX:
            listPlaces.append(idx+1)
        outputs.append(f"[{cabin}] List places: {listPlaces}")
      print('\n'.join(outputs))

      # Write the outputs to a file with a timestamp in the filename
      timestamp = datetime.now().strftime('%Y%m%d%H%M%S')
      filename = os.path.join(runs_dir, f'run.{timestamp}.txt')
      with open(filename, 'w') as file:
          file.write('\n'.join(outputs))

      # Find the 2 most recent runs
      run_files = sorted(os.listdir(runs_dir), reverse=True)[:2]

      if len(run_files) < 2:
          print("Not enough run files to compare.")
      else:
          latest_file = os.path.join(runs_dir, run_files[0])
          previous_file = os.path.join(runs_dir, run_files[1])

          with open(latest_file, 'r') as file:
              latest_strings = file.readlines()

          with open(previous_file, 'r') as file:
              previous_strings = file.readlines()

          # Compare the strings
          if latest_strings == previous_strings:
              print(f"No change since {run_files[1]}")
          else:
              diff = difflib.unified_diff(previous_strings, latest_strings, fromfile=previous_file, tofile=latest_file)
              print(''.join(diff))

else:
    print(f"Request failed with status code {response.status_code}")