Code refactoring after #1196

This commit is contained in:
Alex X
2024-06-16 22:12:52 +03:00
parent 5b481a27c6
commit e6fa97c738

View File

@@ -25,73 +25,56 @@
</style>
</head>
<body>
<div id="network"></div>
<script src="main.js"></script>
<script>
<div id="network"></div>
<script src="main.js"></script>
<script>
/* global vis */
window.addEventListener('load', () => {
const url = new URL('api/streams.dot' + location.search, location.href);
const container = document.getElementById('network');
const options = {
edges: {
font: {align: 'middle'},
smooth: false,
},
nodes: {shape: 'box'},
physics: false,
};
let network;
let nodes = new vis.DataSet();
let edges = new vis.DataSet();
let seed = "";
/* global vis */
window.addEventListener('load', () => {
const url = new URL('api/streams.dot' + location.search, location.href);
const options = {
edges: {
font: { align: 'middle' },
smooth: false,
},
nodes: { shape: 'box' },
physics: {
enabled: false,
stabilization: {
enabled: false,
}
},
autoResize: true,
locale: navigator.language.toLowerCase().split('-').slice(0, 2).join('-'),
};
const container = document.getElementById('network');
async function update() {
try {
const response = await fetch(url, {cache: 'no-cache'});
const dotData = await response.text();
const data = vis.parseDOTNetwork(dotData);
async function fetchDataAndUpdateNetwork() {
try {
const response = await fetch(url, { cache: 'no-cache' });
const dotData = await response.text();
const data = vis.parseDOTNetwork(dotData);
if (!network) {
network = new vis.Network(container, data, options);
network.storePositions();
} else {
const positions = network.getPositions();
const viewPosition = network.getViewPosition();
const scale = network.getScale();
if (!network) {
nodes = new vis.DataSet(data.nodes);
edges = new vis.DataSet(data.edges);
network = new vis.Network(container, { nodes, edges }, options);
network.storePositions();
seed = network.getSeed();
} else {
const positions = network.getPositions();
const viewState = network.getViewPosition();
const scale = network.getScale();
network.setOptions({layout: {
randomSeed: seed
}})
network.setData(data);
network.setData(data);
for (const nodeId in positions) {
if (positions.hasOwnProperty(nodeId)) {
network.moveNode(nodeId, Math.floor(positions[nodeId].x), Math.floor(positions[nodeId].y));
}
}
network.moveTo({ position: viewState, scale: scale });
for (const nodeId in positions) {
network.moveNode(nodeId, positions[nodeId].x, positions[nodeId].y);
}
} catch (error) {
console.error('Error fetching or updating network data:', error);
network.moveTo({position: viewPosition, scale: scale});
}
} catch (error) {
console.error('Error fetching or updating network data:', error);
}
fetchDataAndUpdateNetwork();
setTimeout(update, 5000);
}
setInterval(fetchDataAndUpdateNetwork, 5000);
});
</script>
update();
});
</script>
</body>
</html>
</html>