"""
Service Store E2E tests.

Tests that the admin can install and remove store services via the /store page.
Requires a running PIC stack with access to the service store index and registry.

Run with:
    pytest tests/e2e/ui/test_service_store.py -v --base-url http://<pic-host>
"""
import pytest

pytestmark = pytest.mark.ui

STORE_ROUTE = '/services'

# Services to install in dependency order (webmail requires email)
INSTALL_ORDER = ['calendar', 'files', 'email', 'webmail']


# ---------------------------------------------------------------------------
# Helpers
# ---------------------------------------------------------------------------

def _goto_store(page, webui_base):
    page.goto(f"{webui_base}{STORE_ROUTE}")
    page.wait_for_load_state('networkidle')


def _service_card(page, service_name):
    """Return the card element containing the named service."""
    return page.locator('.card', has=page.get_by_text(service_name, exact=False)).first


def _is_installed(page, service_name):
    card = _service_card(page, service_name)
    return card.get_by_text('Installed', exact=False).is_visible()


def _install_service(page, webui_base, service_name, timeout_ms=180_000):
    """Click Install on a service card and wait until the card shows Installed."""
    _goto_store(page, webui_base)
    card = _service_card(page, service_name)
    install_btn = card.get_by_role('button', name='Install')
    install_btn.click()
    # Wait for the Install button to disappear (replaced by Remove) or for
    # the Installed badge to appear — whichever comes first.
    card.get_by_text('Installed', exact=False).wait_for(state='visible', timeout=timeout_ms)


def _remove_service(page, webui_base, service_name, timeout_ms=60_000):
    """Click Uninstall on a service card and confirm, then wait until Install reappears."""
    _goto_store(page, webui_base)
    card = _service_card(page, service_name)
    card.get_by_role('button', name='Uninstall').click()
    # A confirmation dialog appears — click the confirm Uninstall button
    page.get_by_role('button', name='Uninstall Service').wait_for(state='visible', timeout=5000)
    page.get_by_role('button', name='Uninstall Service').click()
    card.get_by_role('button', name='Install').wait_for(state='visible', timeout=timeout_ms)


# ---------------------------------------------------------------------------
# Tests
# ---------------------------------------------------------------------------

def test_store_page_loads(admin_page, webui_base):
    """Store page must load and list available services without errors."""
    page = admin_page
    _goto_store(page, webui_base)

    # Should not show a generic error message
    assert 'Could not load the service store' not in page.content(), (
        'Store page showed error: could not load the service store'
    )

    # At least one service card should be visible
    cards = page.locator('.card').all()
    assert len(cards) > 0, 'No service cards found on the store page'


def test_store_shows_known_services(admin_page, webui_base):
    """Store page must list email, calendar, files, and webmail."""
    page = admin_page
    _goto_store(page, webui_base)

    for name in ('Email Server', 'Calendar', 'File Storage', 'Webmail'):
        assert page.get_by_text(name, exact=False).first.is_visible(), (
            f"Expected service '{name}' not visible on store page"
        )


def test_install_calendar(admin_page, webui_base):
    """Admin can install the calendar service."""
    page = admin_page
    _goto_store(page, webui_base)

    if _is_installed(page, 'Calendar'):
        pytest.skip('calendar already installed — skipping install test')

    _install_service(page, webui_base, 'Calendar & Contacts', timeout_ms=180_000)
    assert _is_installed(page, 'Calendar'), (
        'Calendar service card did not show Installed after install'
    )


def test_install_files(admin_page, webui_base):
    """Admin can install the file storage service."""
    page = admin_page
    _goto_store(page, webui_base)

    if _is_installed(page, 'File Storage'):
        pytest.skip('files already installed — skipping install test')

    _install_service(page, webui_base, 'File Storage', timeout_ms=180_000)
    assert _is_installed(page, 'File Storage'), (
        'Files service card did not show Installed after install'
    )


def test_install_email(admin_page, webui_base):
    """Admin can install the email service."""
    page = admin_page
    _goto_store(page, webui_base)

    if _is_installed(page, 'Email Server'):
        pytest.skip('email already installed — skipping install test')

    _install_service(page, webui_base, 'Email Server', timeout_ms=300_000)
    assert _is_installed(page, 'Email Server'), (
        'Email service card did not show Installed after install'
    )


def test_install_webmail(admin_page, webui_base):
    """Admin can install webmail after email is installed."""
    page = admin_page
    _goto_store(page, webui_base)

    if not _is_installed(page, 'Email Server'):
        pytest.skip('email not installed — webmail requires email first')

    if _is_installed(page, 'Webmail'):
        pytest.skip('webmail already installed — skipping install test')

    _install_service(page, webui_base, 'Webmail', timeout_ms=180_000)
    assert _is_installed(page, 'Webmail'), (
        'Webmail service card did not show Installed after install'
    )


def test_installed_services_appear_on_dashboard(admin_page, webui_base):
    """After installation, services should appear as links on the dashboard."""
    page = admin_page
    _goto_store(page, webui_base)

    page.goto(f"{webui_base}/")
    page.wait_for_load_state('networkidle')

    # Check that at least the Cell Home link is present
    assert page.get_by_text('Cell Home', exact=False).is_visible(), (
        'Dashboard does not show the Cell Home service link'
    )


def test_uninstall_webmail(admin_page, webui_base):
    """Admin can uninstall the webmail service."""
    page = admin_page
    _goto_store(page, webui_base)

    if not _is_installed(page, 'Webmail'):
        pytest.skip('webmail not installed — skipping uninstall test')

    _remove_service(page, webui_base, 'Webmail')
    assert not _is_installed(page, 'Webmail'), (
        'Webmail service card still shows Installed after uninstall'
    )