import pytest
from playwright.sync_api import Page, expect

# A list of UI routes to check, with their URL, expected title, and a key heading text.
UI_ROUTES = [
    ("/", "Dashboard · CalMiner", "Operations Overview"),
    ("/ui/dashboard", "Dashboard · CalMiner", "Operations Overview"),
    ("/ui/scenarios", "Scenario Management · CalMiner", "Create a New Scenario"),
    ("/ui/parameters", "Process Parameters · CalMiner", "Scenario Parameters"),
    ("/ui/costs", "Costs · CalMiner", "Cost Overview"),
    ("/ui/consumption", "Consumption · CalMiner", "Consumption Tracking"),
    ("/ui/production", "Production · CalMiner", "Production Output"),
    ("/ui/equipment", "Equipment · CalMiner", "Equipment Inventory"),
    ("/ui/maintenance", "Maintenance · CalMiner", "Maintenance Schedule"),
    ("/ui/simulations", "Simulations · CalMiner", "Monte Carlo Simulations"),
    ("/ui/reporting", "Reporting · CalMiner", "Scenario KPI Summary"),
    ("/ui/currencies", "Currencies · CalMiner", "Currency Overview"),
]


@pytest.mark.parametrize("url, title, heading", UI_ROUTES)
def test_ui_pages_load_correctly(page: Page, url: str, title: str, heading: str):
    """Verify that all UI pages load with the correct title and a visible heading."""
    page.goto(url)
    expect(page).to_have_title(title)
    # The app uses a mix of h1 and h2 for main page headings.
    heading_locator = page.locator(
        f"h1:has-text('{heading}'), h2:has-text('{heading}')")
    expect(heading_locator.first).to_be_visible()