// The device sheet in Chromium (Playwright): it opens with the device that
// is chosen, shows Java's fields, takes a field when it is left, marks and
// keeps a text its rule refuses, moves a notebook into a wireless network —
// beside the surface on a wide screen, below it on a phone.

import { expect, test, type Page } from '@playwright/test';
import type { HostSheet, RouterSheet } from '@mdg-filius/doc';
import { drawing, onDevice, openEditor, serveEditor, sheetOf } 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 deviceNamed(page: Page, name: string): Promise<string> {
  return (await drawing(page)).nodes.find((node) => node.name === name)!.id;
}

async function choose(page: Page, id: string): Promise<void> {
  const at = await onDevice(page, id);
  await page.mouse.click(at.x, at.y);
}

const sheet = (page: Page) => page.getByRole('complementary', { name: 'Einstellungen' });
const field = (page: Page, name: string) => sheet(page).locator(`input[name="${name}"]`);

test("opens with the chosen device, shows Java's fields beside the surface, and closes letting go of it", async ({ page }) => {
  await openEditor(page, server.base, 'zwei_rechnernetze_komplett.fls');
  await expect(sheet(page)).toHaveCount(0);
  const id = await deviceNamed(page, 'Notebook 1.10');
  await choose(page, id);
  await expect(sheet(page)).toBeVisible();
  await expect(sheet(page).getByRole('heading')).toHaveText('Notebook');
  const values = (await sheetOf(page, id)) as HostSheet;
  await expect(field(page, 'name')).toHaveValue('Notebook 1.10');
  await expect(field(page, 'macAddress')).toHaveValue(values.macAddress);
  await expect(field(page, 'ipAddress')).toHaveValue(values.ipAddress);
  await expect(field(page, 'subnetMask')).toHaveValue(values.subnetMask);
  await expect(field(page, 'defaultGateway')).toHaveValue(values.defaultGateway);
  await expect(sheet(page).getByLabel('Kabelgebunden (LAN)')).toBeChecked();
  await expect(sheet(page).getByLabel('DHCP zur Konfiguration verwenden')).not.toBeChecked();
  const surface = (await page.locator('svg.filius-canvas').boundingBox())!;
  const aside = (await sheet(page).boundingBox())!;
  expect(aside.x).toBeGreaterThanOrEqual(surface.x + surface.width - 1);
  expect(aside.width).toBe(340);
  await sheet(page).getByRole('button', { name: 'Schließen' }).click();
  await expect(sheet(page)).toHaveCount(0);
  await expect(page.locator(`g.device[data-node="${id}"]`)).not.toHaveAttribute('data-selected', 'true');
});

test('marks a refused address while it is typed, keeps it with what still holds, and takes a mended one', async ({ page }) => {
  await openEditor(page, server.base, 'new');
  await page.locator('[data-palette="pc"]').click();
  await expect(sheet(page)).toBeVisible();
  const id = (await drawing(page)).nodes[0]!.id;
  const ip = field(page, 'ipAddress');
  await ip.fill('10.0.0.256');
  await expect(ip).toHaveAttribute('aria-invalid', 'true');
  await field(page, 'subnetMask').focus();
  await expect(sheet(page).getByRole('status')).toHaveText('Nicht übernommen – es gilt weiterhin 192.168.0.10.');
  await expect(ip).toHaveValue('10.0.0.256');
  expect(((await sheetOf(page, id)) as HostSheet).ipAddress).toBe('192.168.0.10');
  await ip.fill('010.0.0.5');
  await expect(ip).toHaveAttribute('aria-invalid', 'false');
  await expect(sheet(page).getByRole('status')).toHaveCount(0);
  await ip.press('Enter');
  await expect(ip).toHaveValue('10.0.0.5');
  expect(((await sheetOf(page, id)) as HostSheet).ipAddress).toBe('10.0.0.5');
  // Escape gives a text up; the empty gateway is taken, the empty address is not.
  await ip.fill('1.2.3');
  await ip.press('Escape');
  await expect(ip).toHaveValue('10.0.0.5');
  await expect(sheet(page)).toBeVisible();
  await field(page, 'defaultGateway').fill('');
  await field(page, 'defaultGateway').press('Enter');
  await ip.fill('');
  await ip.press('Enter');
  await expect(sheet(page).getByRole('status')).toHaveText('Nicht übernommen – es gilt weiterhin 10.0.0.5.');
});

test('takes a change back as one step, and shows the address as the name', async ({ page }) => {
  await openEditor(page, server.base, 'new');
  await page.locator('[data-palette="pc"]').click();
  const id = (await drawing(page)).nodes[0]!.id;
  await field(page, 'ipAddress').fill('10.0.0.9');
  await field(page, 'ipAddress').press('Enter');
  await sheet(page).getByLabel('IP-Adresse als Name verwenden').check();
  await expect.poll(async () => (await drawing(page)).nodes[0]!.label).toBe('10.0.0.9');
  await expect(field(page, 'name')).toBeDisabled();
  await expect(field(page, 'name')).toHaveValue('10.0.0.9');
  await page.getByRole('button', { name: 'Rückgängig' }).click();
  await expect.poll(async () => (await drawing(page)).nodes[0]!.label).toBe('Rechner');
  await expect(field(page, 'name')).toBeEnabled();
  await page.getByRole('button', { name: 'Rückgängig' }).click();
  await expect(field(page, 'ipAddress')).toHaveValue('192.168.0.10');
  expect(((await sheetOf(page, id)) as HostSheet).ipAddress).toBe('192.168.0.10');
});

test('takes the text of one device when another is chosen, and shows the other', async ({ page }) => {
  await openEditor(page, server.base, 'zwei_rechnernetze_komplett.fls');
  const first = await deviceNamed(page, 'Notebook 1.10');
  const second = await deviceNamed(page, 'Notebook 1.11');
  await choose(page, first);
  await field(page, 'dnsServer').fill('192.168.1.53');
  await choose(page, second);
  await expect(sheet(page)).toHaveAttribute('data-device', second);
  expect(((await sheetOf(page, first)) as HostSheet).dnsServer).toBe('192.168.1.53');
  await expect(field(page, 'name')).toHaveValue('Notebook 1.11');
  await expect(field(page, 'dnsServer')).toHaveValue(((await sheetOf(page, second)) as HostSheet).dnsServer);
});

test('offers no text of one device to the next, a refused one neither', async ({ page }) => {
  await openEditor(page, server.base, 'zwei_rechnernetze_komplett.fls');
  const first = await deviceNamed(page, 'Notebook 1.10');
  const second = await deviceNamed(page, 'Notebook 1.11');
  await choose(page, first);
  await field(page, 'ipAddress').fill('300.0.0.1');
  await choose(page, second);
  await expect(sheet(page)).toHaveAttribute('data-device', second);
  await expect(field(page, 'ipAddress')).toHaveValue(((await sheetOf(page, second)) as HostSheet).ipAddress);
  await expect(field(page, 'ipAddress')).toHaveAttribute('aria-invalid', 'false');
  await expect(sheet(page).getByRole('status')).toHaveCount(0);
});

test('closes the address fields while DHCP configures the card, as Java does', async ({ page }) => {
  await openEditor(page, server.base, 'new');
  await page.locator('[data-palette="pc"]').click();
  const fields = ['ipAddress', 'subnetMask', 'defaultGateway', 'dnsServer'];
  await sheet(page).getByLabel('DHCP zur Konfiguration verwenden').check();
  for (const name of fields) await expect(field(page, name)).toBeDisabled();
  await expect(field(page, 'name')).toBeEnabled();
  await sheet(page).getByLabel('DHCP zur Konfiguration verwenden').uncheck();
  for (const name of fields) await expect(field(page, name)).toBeEnabled();
});

test("joins a notebook to a switch's wireless network, drawn as wireless", async ({ page }) => {
  await openEditor(page, server.base, 'new');
  await page.locator('[data-palette="networkSwitch"]').click();
  const hub = (await drawing(page)).nodes[0]!.id;
  await field(page, 'ssid').fill('Schule');
  await field(page, 'ssid').press('Enter');
  await sheet(page).getByLabel('als Wolke darstellen').check();
  await expect.poll(async () => (await drawing(page)).nodes[0]!.cloud).toBe(true);
  await page.locator('[data-palette="notebook"]').click();
  await expect(sheet(page).getByRole('heading')).toHaveText('Notebook');
  await expect(sheet(page).locator('select[name="ssid"]')).toBeDisabled();
  await sheet(page).getByLabel('Drahtlos (WLAN)').check();
  await sheet(page).locator('select[name="ssid"]').selectOption('Schule');
  await expect.poll(async () => (await drawing(page)).links.map((link) => [link.targetNode, link.wireless])).toEqual([[hub, true]]);
  await sheet(page).getByLabel('Kabelgebunden (LAN)').check();
  await expect.poll(async () => (await drawing(page)).links).toEqual([]);
});

test("shows a router's cards in Java's tabs, draws the open card's cable active, and renames a tab by its address", async ({ page }) => {
  await openEditor(page, server.base, 'zwei_rechnernetze_komplett.fls');
  const id = (await drawing(page)).nodes.find((node) => node.kind === 'router')!.id;
  await choose(page, id);
  const values = (await sheetOf(page, id)) as RouterSheet;
  const tabs = sheet(page).getByRole('tab');
  await expect(tabs).toHaveText(['Allgemein', ...values.interfaces.map((card) => card.ipAddress), 'Weiterleitungstabelle']);
  await expect(field(page, 'name')).toHaveValue(values.name);
  await expect(sheet(page).getByLabel('IP-Weiterleitung aktivieren')).toBeDisabled();
  await expect(sheet(page).getByLabel('IP-Weiterleitung aktivieren')).toBeChecked();
  const card = values.interfaces[0]!;
  await tabs.nth(1).click();
  await expect(sheet(page).locator('.sheet-connected')).toHaveText(`Verbunden mit ${card.connected!.device}`);
  await expect(page.locator(`path[data-link="${card.connected!.link}"]`)).toHaveAttribute('data-active', 'true');
  // Java's active cable is green (JCablePanel.farbeBlinken).
  await expect(page.locator(`path[data-link="${card.connected!.link}"]`)).toHaveCSS('stroke', 'rgb(0, 255, 64)');
  await field(page, 'ipAddress').fill('192.168.0.1');
  await field(page, 'ipAddress').press('Enter');
  await expect(tabs.nth(1)).toHaveText('192.168.0.1');
  await tabs.first().click();
  await expect(page.locator('path[data-active]')).toHaveCount(0);
  await tabs.nth(1).click();
  await sheet(page).getByRole('button', { name: 'Schließen' }).click();
  await expect(page.locator('path[data-active]')).toHaveCount(0);
});

test("edits a router's forwarding table: a new row once its four cells pass, a cell, the row removed; RIP greys it out", async ({ page }) => {
  await openEditor(page, server.base, 'new');
  await page.locator('[data-palette="router"]').click();
  await page.getByRole('dialog').getByRole('button', { name: '2', exact: true }).click();
  const id = (await drawing(page)).nodes[0]!.id;
  const tabs = sheet(page).getByRole('tab');
  await tabs.last().click();
  const rows = sheet(page).locator('.route-table tbody tr');
  // Java's own rows: two addresses, two networks (the same twice: both cards are new), localhost.
  await expect(rows).toHaveCount(5);
  await sheet(page).getByRole('button', { name: 'Neuer Eintrag' }).click();
  await expect(sheet(page).getByText('Die Zeile wird übernommen, sobald alle vier Felder gültig sind.')).toBeVisible();
  await expect(field(page, 'route-destinationNetwork')).toHaveAttribute('aria-invalid', 'false');
  for (const [column, text] of [
    ['destinationNetwork', '10.0.0.0'],
    ['subnetMask', '255.0.0.0'],
    ['gateway', '192.168.0.1'],
  ] as const) {
    await field(page, `route-${column}`).fill(text);
    await field(page, `route-${column}`).press('Enter');
  }
  expect(((await sheetOf(page, id)) as RouterSheet).routes).toEqual([]);
  await field(page, 'route-interfaceIPAddress').fill('192.168.0.10');
  await field(page, 'route-interfaceIPAddress').press('Enter');
  await expect.poll(async () => ((await sheetOf(page, id)) as RouterSheet).routes).toEqual([{ destinationNetwork: '10.0.0.0', subnetMask: '255.0.0.0', gateway: '192.168.0.1', interfaceIPAddress: '192.168.0.10' }]);
  await expect(sheet(page).locator('tr[data-manual="0"]')).toHaveAttribute('aria-selected', 'true');
  await field(page, 'route-gateway').fill('192.168.0.2');
  await field(page, 'route-gateway').press('Enter');
  await expect(sheet(page).locator('tr[data-manual="0"] td').nth(2)).toHaveText('192.168.0.2');
  await sheet(page).getByLabel('Alle Einträge anzeigen').uncheck();
  await expect(rows).toHaveCount(1);
  await sheet(page).getByLabel('Alle Einträge anzeigen').check();
  await sheet(page).locator('tr[data-manual="0"]').click();
  await sheet(page).getByRole('button', { name: 'Eintrag löschen' }).click();
  await expect.poll(async () => ((await sheetOf(page, id)) as RouterSheet).routes).toEqual([]);
  await expect(rows).toHaveCount(5);
  await tabs.first().click();
  await sheet(page).getByLabel('Automatisches Routing').check();
  await expect(tabs.last()).toBeDisabled();
  await sheet(page).getByLabel('Automatisches Routing').uncheck();
  await expect(tabs.last()).toBeEnabled();
  // RIP switched on while the table is open (here: taken back by undo) closes it.
  await tabs.last().click();
  await expect(sheet(page).locator('.route-table')).toBeVisible();
  await page.getByRole('button', { name: 'Rückgängig' }).click();
  await expect(tabs.last()).toBeDisabled();
  await expect(tabs.first()).toHaveAttribute('aria-selected', 'true');
  await expect(sheet(page).getByLabel('Automatisches Routing')).toBeChecked();
});

test("shows a home router's LAN and WAN tabs, DHCP closing the WAN card's address", async ({ page }) => {
  await openEditor(page, server.base, 'new');
  await page.locator('[data-palette="gateway"]').click();
  const tabs = sheet(page).getByRole('tab');
  await expect(tabs).toHaveText(['Allgemein', 'LAN: 192.168.0.10', 'WAN: 42.0.0.10']);
  await expect(sheet(page).locator('.sheet-connected')).toHaveCount(0);
  await tabs.nth(2).click();
  await expect(sheet(page).locator('.sheet-connected')).toHaveText('Keine Verbindung');
  await sheet(page).getByLabel('DHCP zur Konfiguration verwenden').check();
  await expect(field(page, 'ipAddress')).toBeDisabled();
  await expect(field(page, 'subnetMask')).toBeDisabled();
  await tabs.nth(1).click();
  await expect(field(page, 'ipAddress')).toBeEnabled();
  await field(page, 'ipAddress').fill('192.168.7.1');
  await field(page, 'ipAddress').press('Enter');
  await expect(tabs.nth(1)).toHaveText('LAN: 192.168.7.1');
});

test.describe('on a phone', () => {
  test.use({ viewport: { width: 390, height: 844 }, hasTouch: true });

  test('opens below the surface with a tap, the device still in sight', async ({ page }) => {
    await openEditor(page, server.base, 'zwei_rechnernetze_komplett.fls');
    const id = await deviceNamed(page, 'Notebook 1.10');
    const at = await onDevice(page, id);
    await page.touchscreen.tap(at.x, at.y);
    await expect(sheet(page)).toBeVisible();
    const surface = (await page.locator('svg.filius-canvas').boundingBox())!;
    const aside = (await sheet(page).boundingBox())!;
    expect(aside.y).toBeGreaterThanOrEqual(surface.y + surface.height - 1);
    expect(aside.height).toBeLessThanOrEqual(844 / 2);
    expect(surface.height).toBeGreaterThan(200);
    const fieldBox = (await field(page, 'ipAddress').boundingBox())!;
    expect(fieldBox.height).toBeGreaterThanOrEqual(44);
  });
});

test('speaks English when asked', async ({ page }) => {
  await openEditor(page, server.base, 'new', '&lang=en');
  await page.locator('[data-palette="networkSwitch"]').click();
  const aside = page.getByRole('complementary', { name: 'Settings' });
  await expect(aside.getByText('Wi-Fi Name (SSID)')).toBeVisible();
  await expect(aside.getByText('Retention Time SAT Entries (Seconds)')).toBeVisible();
  await expect(aside.getByLabel('Display as Cloud')).not.toBeChecked();
});