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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import {$} from 'chrome://resources/js/util.js';
import {BluetoothInternalsHandlerRemote, DebugLogsChangeHandlerRemote} from './bluetooth_internals.mojom-webui.js';
import {Page} from './page.js';
/** @const {string} */
const LOGS_NOT_SUPPORTED_STRING = 'Debug logs not supported';
/**
* Page that allows user to enable/disable debug logs.
*/
export class DebugLogPage extends Page {
/**
* @param {!BluetoothInternalsHandlerRemote} bluetoothInternalsHandler
*/
constructor(bluetoothInternalsHandler) {
super('debug', 'Debug Logs', 'debug');
/**
* @private {?DebugLogsChangeHandlerRemote}
*/
this.debugLogsChangeHandler_ = null;
/** @private {?HTMLInputElement} */
this.inputElement_ = null;
/** @private {!HTMLDivElement} */
this.debugContainer_ =
/** @type {!HTMLDivElement} */ ($('debug-container'));
this.bluetoothInternalsHandler_ = bluetoothInternalsHandler;
this.btsnoopInterface_ = null;
// <if expr="chromeos_ash">
this.prepareBtsnoopTemplate();
// </if>
this.bluetoothInternalsHandler_.getDebugLogsChangeHandler().then(
(params) => {
if (params.handler) {
this.setUpInput(params.handler, params.initialToggleValue);
} else {
this.debugContainer_.textContent = LOGS_NOT_SUPPORTED_STRING;
}
});
}
/**
* @param {!DebugLogsChangeHandlerRemote} handler
* @param {boolean} initialInputValue
*/
setUpInput(handler, initialInputValue) {
this.debugLogsChangeHandler_ = handler;
this.inputElement_ =
/** @type {!HTMLInputElement} */ (document.createElement('input'));
this.inputElement_.setAttribute('type', 'checkbox');
this.inputElement_.checked = initialInputValue;
this.inputElement_.addEventListener(
'change', this.onToggleChange.bind(this));
this.debugContainer_.appendChild(this.inputElement_);
}
setUpBtmonButton() {
const elem = /** @type {!HTMLInputElement} */ ($('btmon-start-btn'));
elem.addEventListener('click', this.onStartBtsnoopClick.bind(this));
this.setBtmonButtonText('Start logging');
}
setBtmonButtonText(text) {
const elem = /** @type {!HTMLInputElement} */ ($('btmon-start-btn'));
elem.textContent = text;
}
setBtmonStatusText(text) {
const elem = /** @type {!HTMLDivElement} */ ($('btmon-status-bar'));
elem.textContent = text;
}
onToggleChange() {
this.debugLogsChangeHandler_.changeDebugLogsState(
this.inputElement_.checked);
}
onStartBtsnoopClick() {
this.btsnoopInterface_ ? this.onStopBtsnoop() : this.onStartBtsnoop();
}
async onStartBtsnoop() {
const {btsnoop: btsnoopInterface} =
await this.bluetoothInternalsHandler_.startBtsnoop();
if (btsnoopInterface != null) {
this.setBtmonStatusText('Logging is ongoing.');
this.setBtmonButtonText('Stop logging');
this.btsnoopInterface_ = btsnoopInterface;
} else {
this.setBtmonStatusText('Fail to start logging.');
this.btsnoopInterface_ = null;
}
}
async onStopBtsnoop() {
if (!this.btsnoopInterface_) {
return;
}
const {success} = await this.btsnoopInterface_.stop();
if (success) {
this.setBtmonStatusText(
'Logging is stopped. Log is saved to Downloads as capture.btsnoop.');
} else {
this.setBtmonStatusText('Fail to save debug log.');
}
this.setBtmonButtonText('Start logging');
this.btsnoopInterface_ = null;
}
async prepareBtsnoopTemplate() {
const {enabled} =
await this.bluetoothInternalsHandler_.isBtsnoopFeatureEnabled();
if (!enabled) {
return;
}
this.pageDiv.appendChild(
document.importNode($('btsnoop-template').content, true /* deep */));
this.setUpBtmonButton();
}
}
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