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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/**
* Javascript for usb_internals.html, served from chrome://usb-internals/.
*/
import 'chrome://resources/cr_elements/cr_tab_box/cr_tab_box.js';
import 'chrome://resources/cr_elements/cr_tree/cr_tree.js';
import {assert} from 'chrome://resources/js/assert.js';
import {getTemplate} from './app.html.js';
import {DevicesPage} from './devices_page.js';
import {UsbInternalsPageHandler} from './usb_internals.mojom-webui.js';
import {UsbDeviceManagerRemote} from './usb_manager.mojom-webui.js';
import {UsbDeviceManagerTestRemote} from './usb_manager_test.mojom-webui.js';
let setupFn: () => Promise<void> = () => {
return Promise.resolve();
};
export function setSetupFn(newSetupFn: () => Promise<void>) {
setupFn = newSetupFn;
}
export class UsbInternalsAppElement extends HTMLElement {
private usbManagerTest_: UsbDeviceManagerTestRemote|null = null;
static get template() {
return getTemplate();
}
constructor() {
super();
this.attachShadow({mode: 'open'});
const template = document.createElement('template');
template.innerHTML =
UsbInternalsAppElement.template || window.trustedTypes!.emptyHTML;
this.shadowRoot!.appendChild(template.content.cloneNode(true));
}
$<T extends Element>(query: string): T {
const element = this.shadowRoot!.querySelector<T>(query);
assert(element);
return element;
}
async connectedCallback() {
// setupFn() provides a hook for the test suite to perform setup
// actions after the page is loaded but before any script is run.
await setupFn();
const pageHandler = UsbInternalsPageHandler.getRemote();
// Connection to the UsbInternalsPageHandler instance running in the
// browser process.
const usbManager = new UsbDeviceManagerRemote();
await pageHandler.bindUsbDeviceManagerInterface(
usbManager.$.bindNewPipeAndPassReceiver());
new DevicesPage(usbManager, this.shadowRoot!);
this.usbManagerTest_ = new UsbDeviceManagerTestRemote();
await pageHandler.bindTestInterface(
this.usbManagerTest_.$.bindNewPipeAndPassReceiver());
this.$<HTMLElement>('#add-test-device-form')
.addEventListener('submit', (event: Event) => {
this.addTestDevice(event);
});
this.refreshTestDeviceList();
const tabbox = this.$<HTMLElement>('cr-tab-box');
tabbox.hidden = false;
}
async refreshTestDeviceList() {
assert(this.usbManagerTest_);
const response = await this.usbManagerTest_.getTestDevices();
const tableBody = this.$<HTMLElement>('#test-device-list');
tableBody.innerHTML = window.trustedTypes!.emptyHTML;
const rowTemplate = this.$<HTMLTemplateElement>('#test-device-row');
const td = rowTemplate.content.querySelectorAll('td');
for (const device of response.devices) {
td[0]!.textContent = device.name;
td[1]!.textContent = device.serialNumber;
td[2]!.textContent = device.landingPage.url;
const clone = document.importNode(rowTemplate.content, true);
const removeButton = clone.querySelector('button');
assert(removeButton);
removeButton.addEventListener('click', async () => {
assert(this.usbManagerTest_);
await this.usbManagerTest_.removeDeviceForTesting(device.guid);
this.refreshTestDeviceList();
});
tableBody.appendChild(clone);
}
}
async addTestDevice(event: Event) {
event.preventDefault();
assert(this.usbManagerTest_);
const response = await this.usbManagerTest_.addDeviceForTesting(
this.$<HTMLInputElement>('#test-device-name').value,
this.$<HTMLInputElement>('#test-device-serial').value,
this.$<HTMLInputElement>('#test-device-landing-page').value);
if (response.success) {
this.refreshTestDeviceList();
}
this.$<HTMLElement>('#add-test-device-result').textContent =
response.message;
this.$<HTMLElement>('#add-test-device-result').className =
response.success ? 'action-success' : 'action-failure';
}
}
declare global {
interface HTMLElementTagNameMap {
'usb-internals-app': UsbInternalsAppElement;
}
}
customElements.define('usb-internals-app', UsbInternalsAppElement);
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