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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/**
* WebUI to monitor the Sync File System Service.
*/
var SyncService = (function() {
'use strict';
var SyncService = {};
/**
* Request Sync Service Status.
*/
function getServiceStatus() {
chrome.send('getServiceStatus');
}
/**
* Called when service status is initially retrieved or updated via events.
* @param {string} Service status enum as a string.
*/
SyncService.onGetServiceStatus = function(statusString) {
$('service-status').textContent = statusString;
}
/**
* Request Google Drive Notification Source. e.g. XMPP or polling.
*/
function getNotificationSource() {
chrome.send('getNotificationSource');
}
/**
* Handles callback from getNotificationSource.
* @param {string} Notification source as a string.
*/
SyncService.onGetNotificationSource = function(sourceString) {
$('notification-source').textContent = sourceString;
}
// Keeps track of the last log event seen so it's not reprinted.
var lastLogEventId = -1;
/**
* Request debug log.
*/
function getLog() {
chrome.send('getLog', [lastLogEventId]);
}
/**
* Clear old logs.
*/
function clearLogs() {
chrome.send('clearLogs');
$('log-entries').innerHTML = '';
}
/**
* Handles callback from getUpdateLog.
* @param {Array} list List of dictionaries containing 'id', 'time', 'logEvent'.
*/
SyncService.onGetLog = function(logEntries) {
var itemContainer = $('log-entries');
for (var i = 0; i < logEntries.length; i++) {
var logEntry = logEntries[i];
var tr = document.createElement('tr');
var error = /ERROR/.test(logEntry.logEvent) ? ' error' : '';
tr.appendChild(createElementFromText('td', logEntry.time,
{class: 'log-time'}));
tr.appendChild(createElementFromText('td', logEntry.logEvent,
{class: 'log-event' + error}));
itemContainer.appendChild(tr);
lastLogEventId = logEntry.id;
}
}
/**
* Get initial sync service values and set listeners to get updated values.
*/
function main() {
cr.ui.decorate('tabbox', cr.ui.TabBox);
$('clear-log-button').addEventListener('click', clearLogs);
getServiceStatus();
getNotificationSource();
// TODO: Look for a way to push entries to the page when necessary.
window.setInterval(getLog, 1000);
}
document.addEventListener('DOMContentLoaded', main);
return SyncService;
})();
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