// A computer's firewall on its desktop in Chromium (F4.6g3), on FILIUS'
// example email_komplett with the firewall installed on its web server:
// Java's boxes, a port refused and one added, a notebook's browser let
// through by the rule, ICMP no longer allowed and a ping dropped (both in the
// log), the firewall switched off (the boxes beneath it can no longer be
// changed), the rule chosen and removed.

import { expect, test, type Page } from '@playwright/test';
import { drawing, onDevice, openEditor, serveEditor } from './editorPage.js';

let server: { readonly base: string; readonly close: () => Promise<void> };

test.beforeAll(async () => {
  server = await serveEditor();
});

test.afterAll(async () => {
  await server.close();
});

async function desktopOf(page: Page, name: string) {
  const id = (await drawing(page)).nodes.find((node) => node.name === name)!.id;
  const at = await onDevice(page, id);
  await page.mouse.click(at.x, at.y);
  return page.locator(`section[data-desktop="${id}"]`);
}

async function install(page: Page, desktop: ReturnType<Page['locator']>, program: string) {
  await desktop.locator('[data-program="installation"]').click();
  const installation = desktop.locator('[data-program-window="installation"]');
  await installation.locator('[data-list="available"] [role="option"]').filter({ hasText: program }).click();
  await installation.getByRole('button', { name: 'Installieren' }).click();
  await installation.getByRole('button', { name: 'Änderungen annehmen' }).click();
}

test('keeps a computer’s firewall as Java’s window does, and the firewall lets through what its rules open', async ({ page }) => {
  test.setTimeout(120_000);
  await openEditor(page, server.base, 'email_komplett.fls');
  await page.getByRole('button', { name: 'Wechselt in den Aktionsmodus' }).click();
  await expect(page.locator('svg.filius-canvas')).toHaveAttribute('data-mode', 'simulation');
  const desktop = await desktopOf(page, 'Web-Server');
  await install(page, desktop, 'Firewall');
  await desktop.locator('[data-program="firewall"]').click();
  const window = desktop.locator('[data-program-window="firewall"]');
  await expect(window.locator('.program-titlebar h3')).toHaveText('Firewall');
  await expect(window.getByRole('tab')).toHaveText(['Konfiguration', 'Log']);
  const active = window.getByRole('checkbox', { name: 'Firewall aktivieren' });
  const icmp = window.getByRole('checkbox', { name: 'Internet Control Message Protocol (Ping etc.) erlauben' });
  await expect(active).toBeChecked();
  await expect(icmp).toBeChecked();
  await expect(window.getByRole('checkbox', { name: 'Aktiviere UDP-Datenverkehrfilter' })).toBeChecked();
  await expect(window.getByText('Die Firewall blockiert alle eingehenden IP-Pakete')).toBeVisible();

  // A port that is none is marked and not handed over; 80 is added and the field emptied.
  const port = window.getByRole('textbox', { name: 'Zulässiger Port/Protokoll:' });
  const add = window.getByRole('button', { name: 'Hinzufügen' });
  await port.fill('70000');
  await expect(port).toHaveAttribute('aria-invalid', 'true');
  await expect(add).toBeDisabled();
  await port.fill('80');
  await add.click();
  const rows = window.getByRole('table', { name: 'Regeln' }).locator('tbody tr');
  await expect(rows).toHaveCount(1);
  await expect(rows.first().locator('td')).toHaveText(['TCP', '80', 'Alle Absender']);
  await expect(port).toHaveValue('');

  // A notebook's browser is let through by the rule; the log says so.
  await desktop.locator('.desktop-close').click();
  const notebook = await desktopOf(page, 'Rechner 1');
  await notebook.locator('[data-program="webBrowser"]').click();
  const browser = notebook.locator('[data-program-window="webBrowser"]');
  const address = browser.getByRole('textbox', { name: 'Adresse' });
  await address.fill('141.99.50.231');
  await address.press('Enter');
  await expect(browser.frameLocator('iframe[title="Seite"]').locator('body')).not.toBeEmpty({ timeout: 30_000 });

  // ICMP no longer allowed: the notebook's ping is dropped.
  await notebook.locator('.desktop-close').click();
  await desktopOf(page, 'Web-Server');
  await desktop.locator('[data-program="firewall"]').click();
  await icmp.click();
  await expect(icmp).not.toBeChecked();
  await desktop.locator('.desktop-close').click();
  await desktopOf(page, 'Rechner 1');
  await install(page, notebook, 'Befehlszeile');
  await notebook.locator('[data-program="commandPrompt"]').click();
  const input = notebook.locator('input[name="terminalInput"]');
  await input.fill('ping 141.99.50.231');
  await input.press('Enter');
  await expect(notebook.locator('.terminal-text')).toContainText('0 Paket(e) empfangen', { timeout: 60_000 });
  await notebook.locator('.desktop-close').click();
  await desktopOf(page, 'Web-Server');
  await desktop.locator('[data-program="firewall"]').click();
  await window.getByRole('tab', { name: 'Log' }).click();
  const log = window.getByRole('tabpanel', { name: 'Log' });
  await expect(log).toContainText('Portregel wurde hinzugefügt: 80/TCP\nFirewall-Regel hat gegriffen: #1 (*/* -> */*; TCP:80  => ACCEPT)  -> akzeptieren');
  await expect(log).toContainText('ICMP-Paket verworfen: 141.99.50.181 -> 141.99.50.231 (code: 0, type: 8)');

  // Off: the two boxes beneath it can no longer be changed; the rule chosen and removed.
  await window.getByRole('tab', { name: 'Konfiguration' }).click();
  await active.click();
  await expect(active).not.toBeChecked();
  await expect(icmp).toBeDisabled();
  await expect(window.getByRole('button', { name: 'Löschen' })).toBeDisabled();
  await rows.first().dispatchEvent('pointerdown');
  await window.getByRole('button', { name: 'Löschen' }).click();
  await expect(rows).toHaveCount(0);
  await window.getByRole('tab', { name: 'Log' }).click();
  await expect(log).toContainText('Portregel wurde entfernt.');
});