"""E2E tests for the cookie consent banner."""

from __future__ import annotations

import pytest
from playwright.sync_api import Page, expect


def _open_fresh_page(page: Page, url: str) -> None:
    """Navigate to URL with no existing consent cookie (fresh context guarantees this)."""
    page.goto(url, wait_until="networkidle")


@pytest.mark.e2e
def test_banner_visible_on_first_visit(page: Page, base_url: str) -> None:
    _open_fresh_page(page, f"{base_url}/")
    expect(page.locator("#cookie-banner")).to_be_visible()


@pytest.mark.e2e
def test_accept_all_dismisses_banner(page: Page, base_url: str) -> None:
    _open_fresh_page(page, f"{base_url}/")
    banner = page.locator("#cookie-banner")
    expect(banner).to_be_visible()
    page.get_by_role("button", name="Accept all").first.click()
    page.wait_for_load_state("networkidle")
    expect(banner).to_have_count(0)


@pytest.mark.e2e
def test_reject_all_dismisses_banner(page: Page, base_url: str) -> None:
    _open_fresh_page(page, f"{base_url}/")
    banner = page.locator("#cookie-banner")
    expect(banner).to_be_visible()
    page.get_by_role("button", name="Reject all").first.click()
    page.wait_for_load_state("networkidle")
    expect(banner).to_have_count(0)


@pytest.mark.e2e
def test_granular_preferences_save_dismisses_banner(page: Page, base_url: str) -> None:
    _open_fresh_page(page, f"{base_url}/")
    banner = page.locator("#cookie-banner")
    expect(banner).to_be_visible()

    # Click the <summary> element to expand <details> inside the banner
    banner.locator("details summary").click()

    # Analytics checkbox is now revealed; check it and save
    analytics_checkbox = banner.locator('input[name="analytics"]')
    expect(analytics_checkbox).to_be_visible()
    analytics_checkbox.check()

    # Submit granular preferences
    page.get_by_role("button", name="Save preferences").click()
    page.wait_for_load_state("networkidle")
    expect(banner).to_have_count(0)


@pytest.mark.e2e
def test_banner_absent_after_consent_cookie_set(page: Page, base_url: str) -> None:
    """After accepting consent, subsequent page loads must not show the banner."""
    _open_fresh_page(page, f"{base_url}/")
    # Accept consent
    page.get_by_role("button", name="Accept all").first.click()
    page.wait_for_load_state("networkidle")

    # Navigate to another page in the same context — cookie should persist
    page.goto(f"{base_url}/articles/", wait_until="networkidle")
    expect(page.locator("#cookie-banner")).to_have_count(0)