change project structure, add GridIndex

js/simhelper.js

@@ -0,0 +1,28 @@
+function generateRealisticLabel() {
+    return crypto.randomUUID().substring(0, 8);
+}
+
+function calculateDistance(node1, node2) {
+    return Math.sqrt((node1.x - node2.x) ** 2 + (node1.y - node2.y) ** 2);
+}
+
+function connectNodes(node1, node2) {
+    if (edges.get(`${node1}->${node2}`) || edges.get(`${node2}->${node1}`)) {
+        return;
+    }
+    const edgeId = `${node1}->${node2}`;
+    edges.add({
+        id: edgeId,
+        from: node1,
+        to: node2,
+    });
+    edges.add({
+        id: `${node2}->${node1}`,
+        from: node2,
+        to: node1,
+    });
+}
+
+function distanceToRSSI(distance) {
+    return -10 - 26 * Math.log10(distance);
+}