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display account resource usage in charts

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This commit is contained in:
Arthur Lu 2023-08-31 19:01:58 +00:00
parent 2ec4ac30fc
commit 06e75eb186
2 changed files with 57 additions and 44 deletions
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13
account.html
View File

@ -9,6 +9,7 @@
<link rel="stylesheet" href="css/style.css">
<link rel="stylesheet" href="css/nav.css">
<script src="scripts/account.js" type="module"></script>
<script src="https://cdn.jsdelivr.net/npm/chart.js" type="module"></script>
</head>
<body>
<header>
@ -34,17 +35,7 @@
</div>
<div class="w3-card w3-padding">
<h3>Cluster Resources</h3>
<table id="resource-table" class="w3-table w3-table-all w3-mobile" style="overflow-x: auto; margin-bottom: 1em;">
<thead>
<tr class="w3-black">
<th>Resource</th>
<th>Used</th>
<th>Free</th>
<th>Total</th>
</tr>
</thead>
<tbody></tbody>
</table>
<div id="resource-container" style="display: flex; flex-direction: row; flex-wrap: wrap; column-gap: 10px; row-gap: 10px;"></div>
</div>
</section>
</main>

88
scripts/account.js
View File

@ -32,42 +32,75 @@ async function init () {
document.querySelector("#pool").innerText = `Pool: ${instances.pool}`;
document.querySelector("#vmid").innerText = `VMID Range: ${instances.vmid.min} - ${instances.vmid.max}`;
document.querySelector("#nodes").innerText = `Nodes: ${nodes.toString()}`;
buildResourceTable(resources, "#resource-table");
buildResourceTable("#resource-container", resources);
}
function buildResourceTable (resources, tableid) {
function buildResourceTable (containerID, resources) {
if (resources instanceof Object) {
const table = document.querySelector(tableid);
const tbody = table.querySelector("tbody");
const container = document.querySelector(containerID);
Object.keys(resources.resources).forEach((element) => {
if (resources.resources[element].display) {
if (resources.resources[element].type === "list") {
const row = tbody.insertRow();
const key = row.insertCell();
key.innerHTML = `${element}`;
const used = row.insertCell();
parseList(used, resources.used[element]);
const avail = row.insertCell();
parseList(avail, resources.avail[element]);
const total = row.insertCell();
parseList(total, resources.max[element]);
}
else {
const row = tbody.insertRow();
const key = row.insertCell();
key.innerText = `${element}`;
const used = row.insertCell();
used.innerText = `${parseNumber(resources.used[element], resources.resources[element])}`;
const val = row.insertCell();
val.innerText = `${parseNumber(resources.avail[element], resources.resources[element])}`;
const total = row.insertCell();
total.innerText = `${parseNumber(resources.max[element], resources.resources[element])}`;
const chart = createResourceUsageChart(resources.resources[element].title, resources.avail[element], resources.used[element], resources.max[element], resources.resources[element]);
container.append(chart);
}
}
});
}
}
function createResourceUsageChart (resourceName, resourceAvail, resourceUsed, resourceMax, resourceUnitData) {
const container = document.createElement("div");
// layout fits 6 resources per row on large screens
// max width = (100% [parent] - 50px [5 flexbox col gap]) / 6
container.style = "position: relative; min-width: 200px; width: 100%; max-width: calc((100% - 50px) / 6); aspect-ratio: 1;";
const canvas = document.createElement("canvas");
container.append(canvas);
const maxStr = parseNumber(resourceMax, resourceUnitData);
const usedStr = parseNumber(resourceUsed, resourceUnitData);
const usedRatio = resourceUsed / resourceMax;
const R = Math.min(usedRatio * 510, 255);
const G = Math.min((1 - usedRatio) * 510, 255);
const usedColor = `rgb(${R}, ${G}, 0)`;
new Chart(canvas, {
type: "pie",
data: {
labels: [
"Used",
"Available"
],
datasets: [{
label: resourceName,
data: [resourceUsed, resourceAvail],
backgroundColor: [
usedColor,
"rgb(140, 140, 140)"
],
borderWidth: 0,
hoverOffset: 4
}]
},
options: {
plugins: {
title: {
display: true,
position: "bottom",
text: [resourceName, `Used ${usedStr} of ${maxStr}`],
color: "white"
},
legend: {
display: false
}
}
}
});
canvas.role = "img";
canvas.ariaLabel = `${resourceName} used ${usedStr} of ${maxStr}`;
return container;
}
function parseNumber (value, unitData) {
const compact = unitData.compact;
const multiplier = unitData.multiplier;
@ -87,14 +120,3 @@ function parseNumber (value, unitData) {
return `${value} ${unit}`;
}
}
function parseList (cell, list) {
const listElem = document.createElement("ul");
listElem.style = "list-style-type: none; padding: 0; margin: 0;";
for (const item of list) {
const itemElem = document.createElement("li");
itemElem.innerText = item;
listElem.append(itemElem);
}
cell.append(listElem);
}