Code refactoring after #1196

www/network.html

@@ -28,69 +28,52 @@
 <div id="network"></div>
 <script src="main.js"></script>
 <script>
-        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 container = document.getElementById('network');
         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('-'),
+            physics: false,
         };
-            const container = document.getElementById('network');
 
+        let network;
 
-            async function fetchDataAndUpdateNetwork() {
+        async function update() {
             try {
                 const response = await fetch(url, {cache: 'no-cache'});
                 const dotData = await response.text();
                 const data = vis.parseDOTNetwork(dotData);
 
                 if (!network) {
-                        nodes = new vis.DataSet(data.nodes);
-                        edges = new vis.DataSet(data.edges);
-                        network = new vis.Network(container, { nodes, edges }, options);
+                    network = new vis.Network(container, data, options);
                     network.storePositions();
-                        seed = network.getSeed();
                 } else {
                     const positions = network.getPositions();
-                        const viewState = network.getViewPosition();
+                    const viewPosition = network.getViewPosition();
                     const scale = network.getScale();
-                        network.setOptions({layout: {
-                            randomSeed: seed
-                        }})
+
                     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.moveNode(nodeId, positions[nodeId].x, positions[nodeId].y);
                     }
 
-                        network.moveTo({ position: viewState, scale: scale });
+                    network.moveTo({position: viewPosition, scale: scale});
                 }
-
             } catch (error) {
                 console.error('Error fetching or updating network data:', error);
             }
+
+            setTimeout(update, 5000);
         }
 
-            fetchDataAndUpdateNetwork();
-
-            setInterval(fetchDataAndUpdateNetwork, 5000);
+        update();
     });
 </script>
 </body>