// The file explorer and the image viewer on a computer's desktop in
// Chromium (F4.6f3), on browser/fixtures/web-pages.fls
// (test/webPagesFixture.test.ts): installed while the simulation runs; a
// folder made, an entry copied and pasted through Java's right-click menu,
// renamed and deleted through the buttons (after Java's questions), what the
// command line makes shown at once, a local file imported; a picture
// imported and opened in the viewer, a text file refused there.

import { dirname, join } from 'node:path';
import { fileURLToPath } from 'node:url';
import { expect, test, type Page } from '@playwright/test';
import { drawing, onDevice, 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();
});

const here = dirname(fileURLToPath(import.meta.url));
const FIXTURE = join(here, 'fixtures/web-pages.fls');
const PICTURE = join(here, '../src/assets/desktop/ordner.png');

async function openPages(page: Page): Promise<void> {
  await page.goto(`${server.base}?example=new`);
  await page.waitForSelector('svg.filius-canvas');
  await page.locator('input[type="file"]').first().setInputFiles(FIXTURE);
  await expect.poll(async () => (await drawing(page).catch(() => ({ nodes: [] }))).nodes.length).toBe(4);
  await page.getByRole('button', { name: 'Wechselt in den Aktionsmodus' }).click();
  await expect(page.locator('svg.filius-canvas')).toHaveAttribute('data-mode', 'simulation');
}

test('makes, copies, pastes, renames, deletes and imports as Java’s explorer does, and shows a picture in the viewer', async ({ page }) => {
  test.setTimeout(120_000);
  await openPages(page);
  const id = (await drawing(page)).nodes.find((node) => node.name === 'Server')!.id;
  const at = await onDevice(page, id);
  await page.mouse.click(at.x, at.y);
  const desktop = page.locator(`section[data-desktop="${id}"]`);
  await desktop.locator('[data-program="installation"]').click();
  const installation = desktop.locator('[data-program-window="installation"]');
  const available = installation.locator('[data-list="available"] [role="option"]');
  for (const program of ['Datei-Explorer', 'Bildbetrachter', 'Befehlszeile']) await available.filter({ hasText: program }).click();
  await installation.getByRole('button', { name: 'Installieren' }).click();
  await installation.getByRole('button', { name: 'Änderungen annehmen' }).click();

  await desktop.locator('[data-program="fileExplorer"]').click();
  const window = desktop.locator('[data-program-window="fileExplorer"]');
  await expect(window.locator('.program-titlebar h3')).toHaveText('Datei-Explorer');
  const bar = window.getByRole('toolbar', { name: 'Aktionen' });
  await expect(bar.getByRole('button')).toHaveText(['Importieren', 'Neuer Ordner', 'Löschen', 'Ausschneiden', 'Kopieren', 'Einfügen', 'Umbenennen']);
  await expect(bar.getByRole('button', { name: 'Löschen' })).toBeDisabled();
  await expect(bar.getByRole('button', { name: 'Einfügen' })).toBeDisabled();
  const tree = window.getByRole('list', { name: 'Ordner und Dateien' }).getByRole('button');
  const entries = window.getByRole('list', { name: 'Inhalt des Ordners' }).getByRole('button');
  await expect(entries).toHaveText(['webserver']);
  await expect(tree.first()).toHaveText('/');

  // A new folder, named in Java's question.
  await bar.getByRole('button', { name: 'Neuer Ordner' }).click();
  const naming = window.getByRole('dialog', { name: 'Neuer Ordner' });
  await naming.getByRole('textbox', { name: 'Neuer Name:' }).fill('ordner');
  await naming.getByRole('button', { name: 'OK' }).click();
  await expect(entries).toHaveText(['webserver', 'ordner']);

  // Java's right-click menu: on an entry, then on the free space with something copied.
  await entries.filter({ hasText: 'webserver' }).click({ button: 'right' });
  await expect(window.getByRole('menuitem')).toHaveText(['Löschen', 'Ausschneiden', 'Kopieren', 'Umbenennen']);
  await window.getByRole('menuitem', { name: 'Kopieren' }).click();
  await window.locator('.file-explorer-tree [data-path="/ordner"]').click();
  await expect(entries).toHaveCount(0);
  await window.getByRole('list', { name: 'Inhalt des Ordners' }).click({ button: 'right', position: { x: 20, y: 20 } });
  await expect(window.getByRole('menuitem')).toHaveText(['Neuer Ordner', 'Einfügen']);
  await window.getByRole('menuitem', { name: 'Einfügen' }).click();
  await expect(entries).toHaveText(['webserver']);
  // A folder of the list opens with a double click; into the copied folder itself: Java's message.
  await entries.filter({ hasText: 'webserver' }).dblclick();
  await expect(window.locator('.file-explorer-tree [data-path="/ordner/webserver"]')).toHaveAttribute('aria-current', 'true');
  await window.locator('.file-explorer-tree [data-path="/webserver"]').click();
  await bar.getByRole('button', { name: 'Einfügen' }).click();
  await expect(window.getByRole('alert')).toHaveText('Unzulässiger Zielordner!');

  // Renamed through the button: the old name first, a name there already is said.
  await window.locator('.file-explorer-tree [data-path="/"]').click();
  await entries.filter({ hasText: 'ordner' }).click();
  await bar.getByRole('button', { name: 'Umbenennen' }).click();
  const renaming = window.getByRole('dialog', { name: 'Umbenennen' });
  await expect(renaming.getByRole('textbox', { name: 'Neuer Name:' })).toHaveValue('ordner');
  await renaming.getByRole('textbox', { name: 'Neuer Name:' }).fill('webserver');
  await renaming.getByRole('button', { name: 'OK' }).click();
  await expect(renaming.getByRole('alert')).toHaveText('Den Namen „webserver“ gibt es in diesem Ordner schon.');
  await renaming.getByRole('textbox', { name: 'Neuer Name:' }).fill('Kopie');
  await renaming.getByRole('button', { name: 'OK' }).click();
  await expect(entries).toHaveText(['webserver', 'Kopie']);

  // Deleted after Java's "Sicher?": no, then yes.
  await bar.getByRole('button', { name: 'Löschen' }).click();
  await window.getByRole('alertdialog', { name: 'Sicher?' }).getByRole('button', { name: 'Nein' }).click();
  await expect(entries).toHaveText(['webserver', 'Kopie']);
  await bar.getByRole('button', { name: 'Löschen' }).click();
  await window.getByRole('alertdialog', { name: 'Sicher?' }).getByRole('button', { name: 'Ja' }).click();
  await expect(entries).toHaveText(['webserver']);

  // What the command line makes is there at once.
  await desktop.locator('.desktop-home').click();
  await desktop.locator('[data-program="commandPrompt"]').click();
  const input = desktop.locator('input[name="terminalInput"]');
  await input.fill('mkdir extern');
  await input.press('Enter');
  await desktop.locator('.desktop-home').click();
  await desktop.locator('[data-program="fileExplorer"]').click();
  await expect(entries).toHaveText(['webserver', 'extern']);

  // A local picture imported: the new name is the local file's at first.
  await bar.getByRole('button', { name: 'Importieren' }).click();
  const importing = window.getByRole('dialog', { name: 'Datei importieren' });
  await importing.getByRole('button', { name: 'Datei importieren' }).click();
  await expect(importing.getByRole('status')).toHaveText('Eingabe- und Ausgabedatei müssen angegeben werden!');
  await importing.locator('input[type="file"]').setInputFiles(PICTURE);
  await expect(importing.getByRole('textbox', { name: 'Neuer Name:' })).toHaveValue('ordner.png');
  await importing.getByRole('textbox', { name: 'Neuer Name:' }).fill('bild.png');
  await importing.getByRole('button', { name: 'Datei importieren' }).click();
  await expect(importing.getByRole('status')).toHaveText('Datei erfolgreich importiert!');
  await importing.getByRole('button', { name: 'Schließen' }).click();
  await expect(entries).toHaveText(['webserver', 'extern', 'bild.png']);

  // The viewer: the picture, its name as the title; a text file is said.
  await desktop.locator('.desktop-home').click();
  await desktop.locator('[data-program="imageViewer"]').click();
  const viewer = desktop.locator('[data-program-window="imageViewer"]');
  await expect(viewer.locator('.program-titlebar h3')).toHaveText('Bildbetrachter');
  await viewer.getByRole('button', { name: 'Öffnen' }).click();
  const dialog = viewer.getByRole('dialog', { name: 'Datei Öffnen' });
  await dialog.locator('.file-dialog-entries button', { hasText: 'bild.png' }).click();
  await dialog.getByRole('button', { name: 'Öffnen' }).click();
  await expect(viewer.locator('.program-titlebar h3')).toHaveText('bild.png');
  await expect.poll(() => viewer.getByRole('img', { name: 'Bild' }).evaluate((image: HTMLImageElement) => image.naturalWidth)).toBe(16);
  await viewer.getByRole('button', { name: 'Öffnen' }).click();
  await dialog.locator('.file-dialog-entries button', { hasText: 'webserver' }).click();
  await dialog.locator('.file-dialog-entries button', { hasText: 'index.html' }).click();
  await dialog.getByRole('button', { name: 'Öffnen' }).click();
  await expect(dialog.getByRole('alert')).toHaveText('„index.html“ ist keine Bilddatei.');
});