SHiFT-Code-Watcher/session_manager.py at main · klept0/SHiFT-Code-Watcher · GitHub

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from playwright.sync_api import sync_playwright
import requests
import os
from utils import (
    logger,
    save_json,
    load_json,
    save_encrypted_json,
    load_encrypted_json,
    generate_encryption_key,
)
from config import config
from requests.adapters import HTTPAdapter
from urllib3.util.retry import Retry


def get_session_with_retry() -> requests.Session:
    session = requests.Session()
    retry = Retry(total=5, backoff_factor=1, status_forcelist=[429, 500, 502, 503, 504])
    adapter = HTTPAdapter(max_retries=retry)
    session.mount("http://", adapter)
    session.mount("https://", adapter)
    session.headers.update(config.HEADERS)
    return session


def refresh_cookies(verbose: bool = False):
    """Refresh cookies using Playwright browser automation."""
    logger.info("Launching Playwright for manual login...")

    if config.ENCRYPT_COOKIES and not config.SECRET_KEY:
        raise ValueError(
            "ENCRYPT_COOKIES is enabled but SHIFT_SECRET_KEY environment "
            "variable is not set. Please set SHIFT_SECRET_KEY to a "
            "secure password."
        )

    with sync_playwright() as p:
        browser = p.chromium.launch(headless=False)
        context = browser.new_context()
        page = context.new_page()
        page.goto(config.LOGIN_URL)
        page.wait_for_timeout(config.PLAYWRIGHT_TIMEOUT)
        cookies = context.cookies()

        # Save cookies with encryption if enabled
        if config.ENCRYPT_COOKIES and config.SECRET_KEY:
            encryption_key = generate_encryption_key(config.SECRET_KEY)
            save_encrypted_json(config.COOKIES_FILE, cookies, encryption_key)
            logger.info("Cookies encrypted and saved.")
        else:
            save_json(config.COOKIES_FILE, cookies)
            logger.info("Cookies saved (unencrypted).")

        # Only close browser if not in verbose mode
        if not verbose:
            browser.close()
            logger.info("Cookie refresh process completed.")
        else:
            logger.info(
                "Cookie refresh process completed. "
                "Browser left open for verbose mode."
            )


def get_session() -> requests.Session:
    """Get authenticated session with cookies loaded."""
    if not os.path.exists(config.COOKIES_FILE):
        refresh_cookies()

    # Load cookies with decryption if enabled
    if config.ENCRYPT_COOKIES and config.SECRET_KEY:
        encryption_key = generate_encryption_key(config.SECRET_KEY)
        cookies = load_encrypted_json(config.COOKIES_FILE, encryption_key)
    else:
        cookies = load_json(config.COOKIES_FILE)

    session = get_session_with_retry()
    for c in cookies:
        session.cookies.set(
            c["name"], c["value"], domain=c.get("domain", "shift.gearboxsoftware.com")
        )
    return session


def verify_login(session: requests.Session) -> bool:
    try:
        resp = session.get(config.REDEEM_URL, timeout=10)
        resp.raise_for_status()
        return "Sign In" not in resp.text
    except Exception as e:
        logger.warning(f"Login verification failed: {e}")
        return False