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

async function fresh(ctx: BrowserContext) {
  const page = await ctx.newPage();
  await page.goto('/');
  await page.evaluate(() => { indexedDB.deleteDatabase('ttrpg-manager'); localStorage.clear(); });
  await page.reload();
  return page;
}

test('a player claims a seat and manages their character; edits round-trip to the GM', async ({ browser }) => {
  const gmCtx = await browser.newContext();
  const playerCtx = await browser.newContext();

  // GM: sample campaign + host (hosting requires a signed-in GM).
  const gm = await fresh(gmCtx);
  await gm.evaluate(() => localStorage.setItem('ttrpg-cloud-user', 'GM'));
  gm.on('dialog', (d) => d.dismiss()); // optional-password prompt
  await gm.getByLabel('Settings').click();
  await gm.getByRole('button', { name: 'Load sample campaign' }).click();
  await expect(gm.getByRole('heading', { name: 'Sample: Lost Mine' })).toBeVisible();
  await gm.getByRole('button', { name: 'Host' }).click();
  const code = (await gm.getByTestId('join-code').textContent())?.replace(/[^A-Z0-9]/g, '') ?? '';
  expect(code).toHaveLength(6);

  // Player: join → seat-claim screen → claim Lia.
  const player = await playerCtx.newPage();
  await player.goto(`/play?room=${code}`);
  await expect(player.getByRole('heading', { name: 'Which character is yours?' })).toBeVisible();
  await player.getByTestId('seat-option').filter({ hasText: 'Lia the Brave' }).getByRole('button', { name: 'This is me' }).click();

  // GM: approve the seat request.
  await gm.getByTestId('seat-requests').click();
  await gm.getByRole('button', { name: 'Grant', exact: true }).click();

  // Player: now drives an interactive sheet.
  await expect(player.getByTestId('my-character')).toBeVisible();
  const hp = await player.getByTestId('my-hp').textContent();
  const cur = Number((hp ?? '0/0').split('/')[0]);
  expect(cur).toBeGreaterThan(5);

  // Spend HP → optimistic update on the panel…
  await player.getByRole('button', { name: '−5' }).click();
  await expect(player.getByTestId('my-hp')).toHaveText(new RegExp(`^${cur - 5}/`));

  // …and it round-trips: GM persists it and re-broadcasts to the party board.
  const party = player.locator('section').filter({ has: player.getByRole('heading', { name: 'Party' }) });
  await expect(party.getByText(`${cur - 5}/`)).toBeVisible({ timeout: 8000 });

  await gmCtx.close();
  await playerCtx.close();
});
