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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>VisuAMQ</title>
<link href="css/style.css" rel="stylesheet">
<script src="js/stomp.js"></script>
<script>
const destinations = {};
let excludeDestinations = [];
let idHeaders = [];
let filterDestinations = [];
let client = null;
function processAdvisoryMessage(frame) {
// console.log('advisoryMessage', frame);
const body = JSON.parse(frame.body);
subscribeDestination(body.DestinationInfo.destination.string);
}
function processDestinationMessage(frame) {
// console.log('destinationMessage', frame);
const headers = frame.headers;
let contentId = null;
for(const headerName of idHeaders) {
contentId = headers[headerName];
if(contentId) {
break;
}
}
if(!contentId) {
console.log("No content id", idHeaders, frame);
return;
}
const prefixRE = new RegExp('^'+localStorage.destinationPrefix);
const destinationName = headers.destination.replace(prefixRE,'');
const breadcrumbId = headers[localStorage.breadcrumbId];
processContent({breadcrumbId, contentId, destinationName});
}
function processContent(content) {
const { breadcrumbId, contentId, destinationName } = content;
const destinationDiv = document.getElementById('destination:'+destinationName);
const uid = 'content:'+contentId+":"+breadcrumbId;
let contentDiv = document.getElementById(uid);
if(!contentDiv) {
contentDiv = document.createElement('div');
contentDiv.className = 'content';
contentDiv.id = uid;
contentDiv.innerHTML = '<div class="contentTitle"><div class="contentId">'+contentId+'</div><div class="contentTime"></div></div><div class="contentTrace"></div>';
contentDiv.dataset.createDate = new Date().getTime();
setTimeout(removeStaleContent, parseInt(localStorage.evictAfter) * 1000, contentDiv);
} else {
const createDate = parseInt(contentDiv.dataset.createDate);
const now = new Date();
const contentTime = now.getTime() - createDate;
const contentTimeDiv = contentDiv.querySelector('.contentTime');
contentTimeDiv.innerText = contentTime+" ms";
const contentTraceDiv = contentDiv.querySelector('.contentTrace');
let updateDate = parseInt(contentTraceDiv.dataset.updateDate);
if (!updateDate) {
updateDate = createDate;
}
contentTraceDiv.dataset.updateDate = new Date().getTime();
const traceTokenDiv = document.createElement('div');
traceTokenDiv.className = 'contentTraceToken';
const prevDestinationDiv = contentDiv.closest('.destination');
const prevDestinationNameDiv = prevDestinationDiv.querySelector('.destinationName');
const prevDestinationTimeDiv = prevDestinationDiv.querySelector('.destinationTime');
//const time = String(now.getMinutes()).padStart(2, '0') + ":" + String(now.getSeconds()).padStart(2, '0') + "." + String(now.getMilliseconds()).padStart(3, '0');
const traceTime = now - updateDate;
const prevDestinationName = prevDestinationNameDiv.innerText;
traceTokenDiv.innerHTML = '<div class="contentTraceTokenDestination">' + prevDestinationName + '</div><div class="contentTraceTokenTime">' + traceTime + ' ms</div>';
contentTraceDiv.appendChild(traceTokenDiv);
prevDestinationDiv.times.push(contentTime);
if(prevDestinationDiv.times.length > 10) {
prevDestinationDiv.times.shift();
}
const prevDestinationTime = Math.round(prevDestinationDiv.times.reduce((a,b) => a + b) / prevDestinationDiv.times.length);
// console.log(prevDestinationName, prevDestinationDiv.times);
prevDestinationTimeDiv.innerText = prevDestinationTime + " ms";
orderDestinations(prevDestinationDiv, destinationDiv);
}
// console.log(destinationName, contentId, destinationDiv, destinationContentsDiv);
const destinationContentsDiv = destinationDiv.querySelector(".contents");
destinationContentsDiv.appendChild(contentDiv);
}
function removeStaleContent(contentDiv) {
// console.log("Removing", contentDiv);
contentDiv.parentNode.removeChild(contentDiv);
}
function orderDestinations(prevDestinationDiv, destinationDiv) {
const parentNode = prevDestinationDiv.parentNode;
const prevIndex = Array.prototype.indexOf.call(parentNode.children, prevDestinationDiv);
const index = Array.prototype.indexOf.call(parentNode.children, destinationDiv);
if(prevIndex <= index) {
return;
}
// console.log(prevIndex, prevDestinationDiv, index, destinationDiv);
parentNode.insertBefore(destinationDiv, prevDestinationDiv);
}
function subscribeDestination(destinationName) {
let destinationInfo = destinations[destinationName];
if(destinationInfo) {
return;
}
for(const rule of excludeDestinations) {
if(destinationName.match(rule)) {
// console.log("Excluded destination: "+destinationName);
return;
}
}
// console.log(destinationName);
destinationInfo = destinations[destinationName] = {};
const div = destinationInfo.div = document.createElement('div');
div.className = 'destination';
div.id = 'destination:'+destinationName;
div.dataset.destinationName = destinationName;
div.times = [];
div.innerHTML = '<div class="destinationTitle"><div class="destinationName">'+destinationName+'</div><div class="destinationTime"></div></div><div class="contents"></div>';
const destinationsDiv = document.querySelector(".destinations");
destinationsDiv.appendChild(div);
client.subscribe(localStorage.destinationPrefix+destinationName, processDestinationMessage);
applyDestinationFilters();
}
function reconnect() {
if(!client) {
return connect();
}
try {
client.disconnect(() => {
client = null;
connect();
});
} catch(e) {
connect();
}
}
function getSetting(name) {
const value = localStorage[name];
return value;
}
function connect() {
const url = getSetting('amqUrl');
const username = getSetting('amqUsername');
const password = getSetting('amqPassword');
if(!url || !username || !password) {
console.log("Missing amq settings.");
return;
}
console.log("Connecting to", url);
client = Stomp.client(url);
// client.debug = console.log;
client.connect(username, password, function(frame) {
console.log("Connected", frame);
client.subscribe(localStorage.advisoryDestination, processAdvisoryMessage);
});
}
function init() {
fetch('js/settings.json')
.then(response => response.json())
.then(settings => {
console.log("Settings loaded");
Object.keys(settings).forEach(key => {
let value = localStorage[key];
if(!value) {
localStorage[key] = settings[key];
value = localStorage[key];
}
const element = document.getElementById(key);
if(element) {
if(typeof element.checked !== 'undefined') {
element.checked = ( value === 'true' );
}
if(typeof element.value !== 'undefined') {
element.value = value;
}
}
});
excludeDestinations = localStorage.excludeDestinations.split(/[, ]+/).map(dest => new RegExp(dest));
setShowEmptyDestinations({checked: localStorage.showEmptyDestinations == 'true'});
setIdHeaders({value: localStorage.idHeaders});
setFilterDestinations({value: localStorage.filterDestinations});
reconnect();
});
}
init();
function getCSSRule(selectorText) {
for(const sheet of document.styleSheets) {
const rule = [].find.call(sheet.cssRules, rule => rule.selectorText == selectorText);
if(rule) {
return rule;
}
}
return null;
}
function setShowEmptyDestinations(checkbox) {
if(checkbox.checked) {
display = "inline-block";
} else {
display = "none";
}
const rule = getCSSRule('.destination');
rule.styleMap.set("display", display);
if(rule.styleMap.get("display") != display) {
rule.styleMap.set("display", display);
}
localStorage.showEmptyDestinations = checkbox.checked;
}
function setShowContent(checkbox) {
localStorage.showContent = checkbox.checked;
}
function setFilterDestinations(text) {
localStorage.filterDestinations = text.value;
filterDestinations = localStorage.filterDestinations.split(/[, ]+/);
applyDestinationFilters();
}
function applyDestinationFilters() {
const hiddenNodeList = document.querySelectorAll('[id*="destination:"]');
// console.log("hiddenNodeList", hiddenNodeList);
Array.prototype.forEach.call(hiddenNodeList, node => node.style.display = "none");
for(const filter of filterDestinations) {
const visibleNodeList = document.querySelectorAll('[id*="destination:'+filter+'"]');
console.log("visibleNodeList", filter, visibleNodeList);
Array.prototype.forEach.call(visibleNodeList, node => node.style.display = '');
}
}
function setIdHeaders(text) {
localStorage.idHeaders = text.value;
idHeaders = localStorage.idHeaders.split(/[, ]+/);
}
function setEvictAfter(num) {
localStorage.evictAfter = num.value;
}
function setAMQUrl(text) {
localStorage.amqUrl = text.value;
reconnect();
}
function setAMQUsername(text) {
localStorage.amqUsername = text.value;
reconnect();
}
function setAMQPassword(password) {
localStorage.amqPassword = password.value;
reconnect();
}
</script>
</head>
<body>
<div class="controls">
<div class="control">
<label for="amqUrl">Url</label>
<input type="text" id="amqUrl" name="amqUrl" onchange="setAMQUrl(this)">
</div>
<div class="control">
<label for="amqUsername">Username</label>
<input type="text" id="amqUsername" name="amqUsername" onchange="setAMQUsername(this)">
</div>
<div class="control">
<label for="amqPassword">Password</label>
<input type="password" id="amqPassword" name="amqPassword" onchange="setAMQPassword(this)">
</div>
</div>
<div class="controls">
<div class="control">
<label for="filterDestinations">Filter Destinations</label>
<input type="text" id="filterDestinations" name="filterDestinations" onchange="setFilterDestinations(this)">
</div>
<div class="control">
<label for="idHeaders">Id Headers</label>
<input type="text" id="idHeaders" name="idHeaders" onchange="setIdHeaders(this)">
</div>
<div class="control">
<label for="showContent">Show Content</label>
<input type="checkbox" id="showContent" name="showContent" onchange="setShowContent(this)">
</div>
<div class="control">
<label for="showEmptyDestinations">Show Empty Destinations</label>
<input type="checkbox" id="showEmptyDestinations" name="showEmptyDestinations" onchange="setShowEmptyDestinations(this)">
</div>
<div class="control">
<label for="evictAfter">Evict After</label>
<input type="number" id="evictAfter" name="evictAfter" class="numberInput" onchange="setEvictAfter(this)">
</div>
</div>
<div class="waiting">Waiting for AMQ...</div>
<div class="destinations"></div>
</body>
</html>