import pytest
from datetime import date, timedelta
from room_cal.closed import Closed, ClosedData, _build_title, _build_description


def test_build_title_all():
  assert _build_title(['airbnb', 'booking']) == 'Closed: All'


def test_build_title_single_airbnb():
  assert _build_title(['airbnb']) == 'Closed: AirBnB'


def test_build_title_single_booking():
  assert _build_title(['booking']) == 'Closed: Booking.com'


def test_build_description():
  assert _build_description(['airbnb', 'booking'], {}) == 'AirBnB: Closed\nBooking.com: Closed'


@pytest.mark.asyncio
async def test_set_and_get_round_trip():
  """Find a past open day in CalDAV, block it, read back, then restore."""
  closed = Closed()
  services = ['airbnb', 'booking']

  # Scan the past 30–90 days for a date with no existing Closed event.
  # Past dates are safe: stale test data won't affect live bookings.
  scan_start = date.today() - timedelta(days=70)
  scan_end = date.today() - timedelta(days=50)
  existing_closures = await closed.list(scan_start, scan_end)
  already_closed = {e.start.date() for e in existing_closures}

  target = None
  d = scan_start
  while d <= scan_end:
    if d not in already_closed:
      target = d
      break
    d += timedelta(days=1)

  assert target is not None, "No open date found in the past 50–70 days"

  try:
    await closed.set(target, ClosedData(services=services, source={'domain': 'test', 'name': 'Test => ', 'id': 'test'}))

    stored = await closed.get(target)
    assert stored is not None, f"No Closed event found after set on {target}"
    assert sorted(stored.services) == sorted(services), f"Expected {sorted(services)}, got {sorted(stored.services)}"

    # Verify the CalDAV event title
    event = await closed._find(target)
    assert event is not None
    assert event.title == 'Closed: All'
    assert event.description == 'AirBnB: Closed\nBooking.com: Closed\nSource: Test =>  test'
  finally:
    await closed.set(target, ClosedData(services=[]))
    assert await closed.get(target) is None, f"Closed event still present after restore on {target}"