import type { Page } from '@playwright/test'
import { expect } from '@playwright/test'

// Swedish labels from src/i18n/sv/calendar.ts — the suite pins
// `locale: 'sv-SE'` in playwright.config.ts so these are stable.
const MONTH_SELECT_LABEL = 'Välj månad'
const YEAR_SELECT_LABEL = 'Välj år'

/** Navigate the Calendar page to the month containing `date` (UTC). */
export async function goToCalendarMonth(page: Page, date: Date): Promise<void> {
  await page.goto('/calendar')
  await expect(page.getByTestId('calendar')).toBeVisible()

  await page.getByLabel(YEAR_SELECT_LABEL).selectOption(String(date.getUTCFullYear()))
  await page.getByLabel(MONTH_SELECT_LABEL).selectOption(String(date.getUTCMonth()))
}

/** The exact `data-testid="calendar-day"` cell for an ISO date, wherever it
 * falls in the currently-displayed grid (including a leading/trailing day
 * from an adjacent month). */
export function calendarDayCell(page: Page, isoDate: string) {
  return page.locator(`[data-testid="calendar-day"][aria-label^="${isoDate}"]`)
}