import { test, expect } from '@playwright/test';

const BRAND_NAVY = 'rgb(1, 40, 81)';

test.describe('Header — brand-navy background', () => {
	test('header background is brand-navy in light mode', async ({ page }) => {
		await page.goto('/');
		await page.waitForSelector('[data-hydrated]');

		const bg = await page.locator('header').evaluate((el) => getComputedStyle(el).backgroundColor);
		expect(bg).toBe(BRAND_NAVY);
	});

	test('header background stays brand-navy after switching to dark mode', async ({ page }) => {
		await page.goto('/');
		await page.waitForSelector('[data-hydrated]');

		await page
			.getByRole('banner')
			.getByRole('button', { name: /dark mode/i })
			.click();
		await expect(page.locator('html')).toHaveAttribute('data-theme', 'dark');

		const bg = await page.locator('header').evaluate((el) => getComputedStyle(el).backgroundColor);
		expect(bg).toBe(BRAND_NAVY);
	});

	test('logo text is visible at 375px viewport', async ({ page }) => {
		await page.setViewportSize({ width: 375, height: 812 });
		await page.goto('/');

		await expect(page.getByRole('banner').getByText('Familienarchiv')).toBeVisible();
	});
});

test.describe('Login page — AuthHeader', () => {
	test.use({ storageState: { cookies: [], origins: [] } });

	test('login page has brand-navy header with language switcher', async ({ page }) => {
		await page.goto('/login');

		const header = page.locator('header');
		await expect(header).toBeVisible();

		const bg = await header.evaluate((el) => getComputedStyle(el).backgroundColor);
		expect(bg).toBe(BRAND_NAVY);

		await expect(header.getByRole('button', { name: 'DE' })).toBeVisible();
	});
});