#!/usr/bin/env python3
"""
Scan the Stampli "Pending Approval" tab and report rows with incorrect pay dates.

Usage:
    python scan_pending.py
    python scan_pending.py --snap
"""

import argparse
import time
from pathlib import Path
from playwright.sync_api import sync_playwright

from stampli_core import (
    launch_browser,
    navigate,
    active_page,
    wait_for_login,
    needs_login,
    collect_scan_rows,
    compute_scan_results,
    PENDING_APPROVAL_URL,
)


def main():
    parser = argparse.ArgumentParser(description="Scan Stampli Pending Approval")
    parser.add_argument("--snap", action="store_true")
    args = parser.parse_args()

    with sync_playwright() as p:
        browser = launch_browser(p)
        navigate(browser, PENDING_APPROVAL_URL)

        time.sleep(3)
        page = active_page(browser)
        if needs_login(page):
            if not wait_for_login(browser, on_status=print):
                browser.close()
                return

        page = active_page(browser)
        print("Waiting for page to settle...")
        time.sleep(3)

        if args.snap:
            html = page.content()
            snap_path = Path(__file__).parent / "pending_snapshot.html"
            with open(snap_path, "w") as f:
                f.write(html)
            print(f"Saved snapshot to {snap_path}")

        print("\nScanning Pending Approval rows...\n")
        all_rows = collect_scan_rows(page)
        print(f"Found {len(all_rows)} rows\n")

        results, incorrect = compute_scan_results(all_rows)

        print(
            f"  {'Invoice':<20s} {'Vendor':<35s} {'Due':<12s} {'Pay Date':<12s} {'Expected':<12s} {'Status'}"
        )
        print(f"  {'-' * 20} {'-' * 35} {'-' * 12} {'-' * 12} {'-' * 12} {'-' * 8}")
        for r in results:
            print(
                f"  {r['invoicesNumbers']:<20s} {r['vendorName'][:35]:<35s} "
                f"{r['dueDate']:<12s} {r['sendPaymentOn']:<12s} {r['expected']:<12s} {r['status']}"
            )

        print(
            f"\n{len(incorrect)} rows with incorrect pay dates out of {len(all_rows)} total."
        )
        if incorrect:
            print("\nIncorrect rows:")
            for r in incorrect:
                print(
                    f"  {r['invoicesNumbers']:<20s} {r['vendorName'][:35]:<35s} "
                    f"pay={r['sendPaymentOn']} (due={r['dueDate']})"
                )

        input("\nPress Enter to close the browser...")
        browser.close()


if __name__ == "__main__":
    main()