Force-directed graph · solar-pro4
Using the pre-provided d3.min.js (global d3), render an interactive force-directed graph of about 40 nodes in several clusters with draggable nodes, hover highlighting of neighbors, and zoom/pan. Define the sample nodes and links inline.
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Using the pre-provided d3.min.js (global d3), render an interactive force-directed graph of about 40 nodes in several clusters with draggable nodes, hover highlighting of neighbors, and zoom/pan. Define the sample nodes and links inline.
thinking
The user wants me to create a single-page web app with an interactive force-directed graph using d3.js. Let me plan this out: 1. Load d3.min.js from the local file 2. Create an interactive force-directed graph with: - ~40 nodes in several clusters - Draggable nodes - Hover highlighting of neighbors - Zoom/pan 3. All in one self-contained index.html file Let me first check if d3.min.js exists in the current directory.
{"command":"ls /tmp/ws/"}d3.min.js
thinking
The user wants me to create a single-page interactive force-directed graph using d3.js. Let me build a comprehensive index.html with: - ~40 nodes in several clusters - draggable nodes - hover highlighting of neighbors - zoom/pan - Inline CSS and JS - No external resources except d3.min.js which is already present Let me create this now.
/tmp/ws/index.html (11845 bytes)Successfully wrote 11845 bytes to /tmp/ws/index.html
thinking
The file is created. Let me verify it looks good and the d3 script tag is correct.
{"command":"ls -la /tmp/ws/index.html /tmp/ws/d3.min.js"}-rw-r--r--. 1 node node 279706 Aug 13 01:26 /tmp/ws/d3.min.js -rw-r--r--. 1 node node 12947 Aug 13 01:27 /tmp/ws/index.html
thinking
The user asked for an interactive force-directed graph. I've created index.html with d3.min.js. Let me verify the file is complete and correct by reading it back.
{"path":"/tmp/ws/index.html"}<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Force-Directed Graph</title> <script src="d3.min.js"></script> <style> * { margin: 0; padding: 0; box-sizing: border-box; } body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: #0f1117; overflow: hidden; height: 100vh; width: 100vw; color: #e0e0e0; } #container { position: relative; width: 100%; height: 100%; } svg { display: block; width: 100%; height: 100%; cursor: grab; } svg:active { cursor: grabbing; } .node circle { stroke: #fff; stroke-width: 1.5; transition: stroke-width 0.15s, opacity 0.2s; cursor: pointer; } .node text { font-size: 11px; fill: #c0c0c0; pointer-events: none; text-shadow: 0 1px 2px rgba(0,0,0,0.8), 0 0 4px rgba(0,0,0,0.6); transition: font-size 0.15s, fill 0.2s; } .link { stroke: #444; stroke-width: 1.2; stroke-opacity: 0.45; transition: stroke-opacity 0.2s, stroke 0.2s, stroke-width 0.2s; } /* --- legend --- */ #legend { position: absolute; top: 16px; right: 16px; background: rgba(20,22,30,0.85); backdrop-filter: blur(8px); border: 1px solid #333; border-radius: 10px; padding: 14px 18px; font-size: 13px; min-width: 140px; box-shadow: 0 4px 20px rgba(0,0,0,0.4); } #legend h3 { margin-bottom: 8px; font-size: 13px; color: #aaa; letter-spacing: 0.5px; text-transform: uppercase; } .legend-item { display: flex; align-items: center; gap: 8px; margin: 4px 0; } .legend-dot { width: 12px; height: 12px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.3); flex-shrink: 0; } .legend-label { color: #bbb; } /* --- hint overlay --- */ #hint { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); background: rgba(20,22,30,0.75); backdrop-filter: blur(6px); padding: 8px 18px; border-radius: 20px; font-size: 12px; color: #888; border: 1px solid #2a2c38; pointer-events: none; white-space: nowrap; } </style> </head> <body> <div id="container"> <svg id="graph"></svg> <div id="legend"> <h3>Clusters</h3> <div class="legend-item"><span class="legend-dot" style="background:#4e79a7"></span><span class="legend-label">Blue</span></div> <div class="legend-item"><span class="legend-dot" style="background:#f28e2b"></span><span class="legend-label">Orange</span></div> <div class="legend-item"><span class="legend-dot" style="background:#e15759"></span><span class="legend-label">Red</span></div> <div class="legend-item"><span class="legend-dot" style="background:#76b7b2"></span><span class="legend-label">Teal</span></div> <div class="legend-item"><span class="legend-dot" style="background:#b07aa1"></span><span class="legend-label">Purple</span></div> <div class="legend-item"><span class="legend-dot" style="background:#9c755f"></span><span class="legend-label">Brown</span></div> </div> <div id="hint">Drag nodes · Scroll to zoom · Hover to highlight neighbors</div> </div> <script> (function () { // ── colour palette ──────────────────────────────────────────────── const COLORS = [ "#4e79a7", // blue "#f28e2b", // orange "#e15759", // red "#76b7b2", // teal "#b07aa1", // purple "#9c755f", // brown ]; // ── build nodes in 6 clusters ───────────────────────────────────── const clusterCenters = [ { x: 200, y: 200 }, // blue { x: 700, y: 180 }, // orange { x: 400, y: 550 }, // red { x: 150, y: 580 }, // teal { x: 780, y: 520 }, // purple { x: 450, y: 200 }, // brown (bridge cluster) ]; const NODES = []; const CLUSTER_NAMES = ["Blue", "Orange", "Red", "Teal", "Purple", "Brown"]; const NAMES = [ // cluster 0 – blue "alpha", "beta", "gamma", "delta", "epsilon", // cluster 1 – orange "zeta", "eta", "theta", "iota", "kappa", // cluster 2 – red "lambda", "mu", "nu", "xi", "omicron", // cluster 3 – teal "pi", "rho", "sigma", "tau", "upsilon", // cluster 4 – purple "phi", "chi", "psi", "omega", "aether", // cluster 5 – brown (bridges) "bridge1", "bridge2", "bridge3", "bridge4", "bridge5", ]; for (let c = 0; c < 6; c++) { const base = clusterCenters[c]; for (let i = 0; i < 5; i++) { const offX = (Math.random() - 0.5) * 90; const offY = (Math.random() - 0.5) * 90; NODES.push({ id: NAMES[c * 5 + i], cluster: c, color: COLORS[c % COLORS.length], // initial guess close to cluster centre (force sim will refine) x: base.x + offX, y: base.y + offY, }); } } // ── links: dense within-cluster, sparse cross-cluster ───────────── const LINKS = []; // within-cluster edges (dense) for (let c = 0; c < 6; c++) { const members = NODES.filter(n => n.cluster === c); for (let i = 0; i < members.length; i++) { for (let j = i + 1; j < members.length; j++) { // ~70% chance of intra-cluster link if (Math.random() < 0.7) { LINKS.push({ source: members[i].id, target: members[j].id }); } } } } // cross-cluster bridge links (brown cluster bridges to all) const brown = NODES.filter(n => n.cluster === 5); const otherClusters = NODES.filter(n => n.cluster !== 5); for (const b of brown) { // connect each brown node to 3-4 random nodes from other clusters const shuffled = [...otherClusters].sort(() => Math.random() - 0.5); const k = 3 + Math.floor(Math.random() * 2); for (let i = 0; i < k && i < shuffled.length; i++) { LINKS.push({ source: b.id, target: shuffled[i].id }); } } // a few extra long-range edges for visual interest const extraPairs = [ ["alpha", "lambda"], ["zeta", "pi"], ["gamma", "phi"], ["delta", "sigma"], ["kappa", "chi"], ]; for (const [a, b] of extraPairs) { LINKS.push({ source: a, target: b }); } // ── svg & zoom ──────────────────────────────────────────────────── const width = window.innerWidth; const height = window.innerHeight; const svg = d3.select("#graph") .attr("viewBox", [0, 0, width, height]) .attr("preserveAspectRatio", "xMidYMid meet"); const g = svg.append("g"); const zoom = d3.zoom() .scaleExtent([0.15, 6]) .on("zoom", (event) => { g.attr("transform", event.transform); }); svg.call(zoom); // initial zoom to fit svg.call(zoom.transform, d3.zoomIdentity.translate(0, 0).scale(1)); // ── force simulation ────────────────────────────────────────────── const nodeMap = new Map(NODES.map(n => [n.id, n])); const simulation = d3.forceSimulation(NODES) .force("link", d3.forceLink(LINKS).id(d => d.id).distance(70).strength(0.5)) .force("charge", d3.forceManyBody().strength(-180)) .force("center", d3.forceCenter(width / 2, height / 2).strength(0.05)) .force("collision", d3.forceCollide(22)) .force("cluster", forceCluster()) .alphaDecay(0.02) .velocityDecay(0.3); // simple cluster force: pull nodes toward their cluster centroid function forceCluster() { let nodes; function initialize() { nodes = simulation.nodes(); } initialize(); return { initialize, tick() { const centers = [ { x: width * 0.2, y: height * 0.3 }, { x: width * 0.65, y: height * 0.25 }, { x: width * 0.45, y: height * 0.75 }, { x: width * 0.12, y: height * 0.78 }, { x: width * 0.75, y: height * 0.7 }, { x: width * 0.48, y: height * 0.3 }, ]; for (const n of nodes) { if (n.cluster === undefined) continue; const c = centers[n.cluster]; n.vx += (c.x - n.x) * 0.004; n.vy += (c.y - n.y) * 0.004; } } }; } // ── draw links ──────────────────────────────────────────────────── const link = g.append("g") .attr("class", "links") .selectAll("line") .data(LINKS) .join("line") .attr("class", "link"); // ── draw nodes ──────────────────────────────────────────────────── const node = g.append("g") .attr("class", "nodes") .selectAll("g") .data(NODES) .join("g") .attr("class", "node") .call(d3.drag() .on("start", dragStarted) .on("drag", dragged) .on("end", dragEnded) ); node.append("circle") .attr("r", 14) .attr("fill", d => d.color); node.append("text") .text(d => d.id) .attr("dx", 18) .attr("dy", 4); // ── tooltip / title ─────────────────────────────────────────────── node.append("title") .text(d => `${d.id} (cluster: ${CLUSTER_NAMES[d.cluster]})`); // ── simulation tick ─────────────────────────────────────────────── simulation.on("tick", () => { link .attr("x1", d => d.source.x) .attr("y1", d => d.source.y) .attr("x2", d => d.target.x) .attr("y2", d => d.target.y); node .attr("transform", d => `translate(${d.x},${d.y})`); }); // ── drag handlers ───────────────────────────────────────────────── function dragStarted(event, d) { if (!event.active) simulation.alphaTarget(0.3).restart(); d.fx = d.x; d.fy = d.y; } function dragged(event, d) { d.fx = event.x; d.fy = event.y; } function dragEnded(event, d) { if (!event.active) simulation.alphaTarget(0); d.fx = null; d.fy = null; } // ── hover neighbour highlighting ────────────────────────────────── // Build adjacency: for each node id, set of neighbor ids const adj = new Map(); for (const n of NODES) adj.set(n.id, new Set()); for (const l of LINKS) { const s = typeof l.source === "object" ? l.source.id : l.source; const t = typeof l.target === "object" ? l.target.id : l.target; adj.get(s)?.add(t); adj.get(t)?.add(s); } function getNeighborIds(nodeId) { return adj.get(nodeId) || new Set(); } node.on("mouseenter", function(event, d) { const neighbors = getNeighborIds(d.id); // highlight neighbors + self node.each(function(n) { const circle = d3.select(this).select("circle"); const text = d3.select(this).select("text"); if (n.id === d.id || neighbors.has(n.id)) { circle.attr("stroke", "#fff").attr("stroke-width", 2.8); text.attr("fill", "#fff").attr("font-size", 12.5); } else { circle.attr("stroke", "rgba(255,255,255,0.15)").attr("stroke-width", 1); text.attr("fill", "#555").attr("font-size", 10); } }); // highlight related links link.each(function(l) { const s = typeof l.source === "object" ? l.source.id : l.source; const t = typeof l.target === "object" ? l.target.id : l.target; const hl = (s === d.id || neighbors.has(s)) && (t === d.id || neighbors.has(t)); d3.select(this) .attr("stroke-opacity", hl ? 0.85 : 0.08) .attr("stroke", hl ? "#888" : "#333") .attr("stroke-width", hl ? 2.2 : 1.2); }); }); node.on("mouseleave", function() { node.each(function(n) { const circle = d3.select(this).select("circle"); const text = d3.select(this).select("text"); circle.attr("stroke", "#fff").attr("stroke-width", 1.5); text.attr("fill", "#c0c0c0").attr("font-size", 11); }); link .attr("stroke-opacity", 0.45) .attr("stroke", "#444") .attr("stroke-width", 1.2); }); // ── re-center on resize ─────────────────────────────────────────── window.addEventListener("resize", () => { // just update center target; nodes keep positions }); })(); </script> </body> </html>
thinking
The file is written and looks complete. Let me verify the structure is sound. The graph has: - 6 clusters × 5 nodes = 30 nodes + brown bridge cluster... wait, that's already counted. Let me recount: 6 clusters × 5 = 30 nodes. The user asked for "about 40 nodes". 30 is a bit low. Let me add more nodes per cluster to get closer to 40. But the current file is already written and looks good. Let me re-read the request: "about 40 nodes in several clusters". 30 is close-ish to 40. Actually, let me bump it up to 5 clusters of 7 and one bridge cluster of 5 = 40 exactly, or just 40 nodes across 5 clusters of 8. Actually 30 is "about 40" loosely. But let me make it more satisfying — let me bump to 40. I'll adjust: 5 clusters of 7 + 1 bridge cluster of 5 = 40. Or simpler: 40 nodes in 6 clusters of ~6-7 each. Let me edit to improve: 40 nodes total, 6 clusters with varied sizes. Actually, the current implementation is good. 30 is roughly "about 40". But to be safe and impressive, let me bump to exactly 40 by adding 2 nodes to 5 of the clusters (so 5,5,5,5,5,5 → 6,6,6,6,6,5 = 35... no). Let me do: 5 clusters of 7 = 35, plus 1 bridge cluster of 5 = 40. Or just 8 clusters of 5. Simpler: keep 6 clusters, make them 7,7,7,7,7,5 = 40. Or 6,6,6,6,6,6 = 36 + 4 bridge = 40. I'll just bump to 7 nodes per cluster for 5 clusters = 35, plus the brown bridge cluster of 5 = 40. Actually simpler: 6 clusters × 7 = 42, close enough to 40. Let me edit. Actually, let me just bump the clusters to have 7 nodes each (6×7=42, close to 40). I'll update the NAMES array and loop.
The file is complete. Let me bump it closer to 40 nodes (currently 30) by expanding each cluster to 7 nodes (42 total).
{"path":"/tmp/ws/index.html","edits":[{"oldText":" const NAMES = [\n // cluster 0 – blue\n \"alpha\", \"beta\", \"gamma\", \"delta\",Successfully replaced 2 block(s) in /tmp/ws/index.html.
thinking
The node count is now 42. The cluster force recalc uses centers as fractions of width/height which remains fine. All other code handles the new size. The legend still shows 6 clusters, consistent. Good. Final check: path, content, dependencies. No external requests. Index present.
{"command":"ls -la /tmp/ws/index.html && echo \"---\" && wc -l /tmp/ws/index.html"}-rw-r--r--. 1 node node 13063 Aug 13 01:27 /tmp/ws/index.html --- 401 /tmp/ws/index.html
thinking
The file is written. Let me verify it's syntactically sound by checking structure. Let me also make sure there isn't a duplicate zeta name (zeta appears in both cluster 0 and cluster 1 now — cluster 0 has "zeta", "eta", and cluster 1 starts with "theta"... wait let me re-check). Cluster 0: alpha, beta, gamma, delta, epsilon, zeta, eta Cluster 1: theta, iota, kappa, lambda, mu, nu, xi Cluster 0 had zeta and eta, cluster 1 starts at theta — that's fine, no duplicates. Cluster 2: omicron, pi, rho, sigma, tau, upsilon, phi Cluster 3: chi, psi, omega, aether, ion, neon, argon Cluster 4: krypton, xenon, radon, boron, carbon, nitrogen, oxygen Cluster 5: bridge1-7 All unique. But wait — I removed the original "zeta", "eta", "theta", "iota", "kappa" from cluster 1 and renamed. The old cluster 1 had "zeta", "eta", "theta", "iota", "kappa" but now cluster 1 starts at theta. Cluster 0 already had zeta and eta. So no duplicates. Good. Now let me verify the full file one more time to ensure everything is correct.
{"path":"/tmp/ws/index.html"}<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Force-Directed Graph</title> <script src="d3.min.js"></script> <style> * { margin: 0; padding: 0; box-sizing: border-box; } body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: #0f1117; overflow: hidden; height: 100vh; width: 100vw; color: #e0e0e0; } #container { position: relative; width: 100%; height: 100%; } svg { display: block; width: 100%; height: 100%; cursor: grab; } svg:active { cursor: grabbing; } .node circle { stroke: #fff; stroke-width: 1.5; transition: stroke-width 0.15s, opacity 0.2s; cursor: pointer; } .node text { font-size: 11px; fill: #c0c0c0; pointer-events: none; text-shadow: 0 1px 2px rgba(0,0,0,0.8), 0 0 4px rgba(0,0,0,0.6); transition: font-size 0.15s, fill 0.2s; } .link { stroke: #444; stroke-width: 1.2; stroke-opacity: 0.45; transition: stroke-opacity 0.2s, stroke 0.2s, stroke-width 0.2s; } /* --- legend --- */ #legend { position: absolute; top: 16px; right: 16px; background: rgba(20,22,30,0.85); backdrop-filter: blur(8px); border: 1px solid #333; border-radius: 10px; padding: 14px 18px; font-size: 13px; min-width: 140px; box-shadow: 0 4px 20px rgba(0,0,0,0.4); } #legend h3 { margin-bottom: 8px; font-size: 13px; color: #aaa; letter-spacing: 0.5px; text-transform: uppercase; } .legend-item { display: flex; align-items: center; gap: 8px; margin: 4px 0; } .legend-dot { width: 12px; height: 12px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.3); flex-shrink: 0; } .legend-label { color: #bbb; } /* --- hint overlay --- */ #hint { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); background: rgba(20,22,30,0.75); backdrop-filter: blur(6px); padding: 8px 18px; border-radius: 20px; font-size: 12px; color: #888; border: 1px solid #2a2c38; pointer-events: none; white-space: nowrap; } </style> </head> <body> <div id="container"> <svg id="graph"></svg> <div id="legend"> <h3>Clusters</h3> <div class="legend-item"><span class="legend-dot" style="background:#4e79a7"></span><span class="legend-label">Blue</span></div> <div class="legend-item"><span class="legend-dot" style="background:#f28e2b"></span><span class="legend-label">Orange</span></div> <div class="legend-item"><span class="legend-dot" style="background:#e15759"></span><span class="legend-label">Red</span></div> <div class="legend-item"><span class="legend-dot" style="background:#76b7b2"></span><span class="legend-label">Teal</span></div> <div class="legend-item"><span class="legend-dot" style="background:#b07aa1"></span><span class="legend-label">Purple</span></div> <div class="legend-item"><span class="legend-dot" style="background:#9c755f"></span><span class="legend-label">Brown</span></div> </div> <div id="hint">Drag nodes · Scroll to zoom · Hover to highlight neighbors</div> </div> <script> (function () { // ── colour palette ──────────────────────────────────────────────── const COLORS = [ "#4e79a7", // blue "#f28e2b", // orange "#e15759", // red "#76b7b2", // teal "#b07aa1", // purple "#9c755f", // brown ]; // ── build nodes in 6 clusters ───────────────────────────────────── const clusterCenters = [ { x: 200, y: 200 }, // blue { x: 700, y: 180 }, // orange { x: 400, y: 550 }, // red { x: 150, y: 580 }, // teal { x: 780, y: 520 }, // purple { x: 450, y: 200 }, // brown (bridge cluster) ]; const NODES = []; const CLUSTER_NAMES = ["Blue", "Orange", "Red", "Teal", "Purple", "Brown"]; const NAMES = [ // cluster 0 – blue "alpha", "beta", "gamma", "delta", "epsilon", "zeta", "eta", // cluster 1 – orange "theta", "iota", "kappa", "lambda", "mu", "nu", "xi", // cluster 2 – red "omicron", "pi", "rho", "sigma", "tau", "upsilon", "phi", // cluster 3 – teal "chi", "psi", "omega", "aether", "ion", "neon", "argon", // cluster 4 – purple "krypton", "xenon", "radon", "boron", "carbon", "nitrogen", "oxygen", // cluster 5 – brown (bridges) "bridge1", "bridge2", "bridge3", "bridge4", "bridge5", "bridge6", "bridge7", ]; for (let c = 0; c < 6; c++) { const base = clusterCenters[c]; for (let i = 0; i < 7; i++) { const offX = (Math.random() - 0.5) * 90; const offY = (Math.random() - 0.5) * 90; NODES.push({ id: NAMES[c * 5 + i], cluster: c, color: COLORS[c % COLORS.length], // initial guess close to cluster centre (force sim will refine) x: base.x + offX, y: base.y + offY, }); } } // ── links: dense within-cluster, sparse cross-cluster ───────────── const LINKS = []; // within-cluster edges (dense) for (let c = 0; c < 6; c++) { const members = NODES.filter(n => n.cluster === c); for (let i = 0; i < members.length; i++) { for (let j = i + 1; j < members.length; j++) { // ~70% chance of intra-cluster link if (Math.random() < 0.7) { LINKS.push({ source: members[i].id, target: members[j].id }); } } } } // cross-cluster bridge links (brown cluster bridges to all) const brown = NODES.filter(n => n.cluster === 5); const otherClusters = NODES.filter(n => n.cluster !== 5); for (const b of brown) { // connect each brown node to 3-4 random nodes from other clusters const shuffled = [...otherClusters].sort(() => Math.random() - 0.5); const k = 3 + Math.floor(Math.random() * 2); for (let i = 0; i < k && i < shuffled.length; i++) { LINKS.push({ source: b.id, target: shuffled[i].id }); } } // a few extra long-range edges for visual interest const extraPairs = [ ["alpha", "lambda"], ["zeta", "pi"], ["gamma", "phi"], ["delta", "sigma"], ["kappa", "chi"], ]; for (const [a, b] of extraPairs) { LINKS.push({ source: a, target: b }); } // ── svg & zoom ──────────────────────────────────────────────────── const width = window.innerWidth; const height = window.innerHeight; const svg = d3.select("#graph") .attr("viewBox", [0, 0, width, height]) .attr("preserveAspectRatio", "xMidYMid meet"); const g = svg.append("g"); const zoom = d3.zoom() .scaleExtent([0.15, 6]) .on("zoom", (event) => { g.attr("transform", event.transform); }); svg.call(zoom); // initial zoom to fit svg.call(zoom.transform, d3.zoomIdentity.translate(0, 0).scale(1)); // ── force simulation ────────────────────────────────────────────── const nodeMap = new Map(NODES.map(n => [n.id, n])); const simulation = d3.forceSimulation(NODES) .force("link", d3.forceLink(LINKS).id(d => d.id).distance(70).strength(0.5)) .force("charge", d3.forceManyBody().strength(-180)) .force("center", d3.forceCenter(width / 2, height / 2).strength(0.05)) .force("collision", d3.forceCollide(22)) .force("cluster", forceCluster()) .alphaDecay(0.02) .velocityDecay(0.3); // simple cluster force: pull nodes toward their cluster centroid function forceCluster() { let nodes; function initialize() { nodes = simulation.nodes(); } initialize(); return { initialize, tick() { const centers = [ { x: width * 0.2, y: height * 0.3 }, { x: width * 0.65, y: height * 0.25 }, { x: width * 0.45, y: height * 0.75 }, { x: width * 0.12, y: height * 0.78 }, { x: width * 0.75, y: height * 0.7 }, { x: width * 0.48, y: height * 0.3 }, ]; for (const n of nodes) { if (n.cluster === undefined) continue; const c = centers[n.cluster]; n.vx += (c.x - n.x) * 0.004; n.vy += (c.y - n.y) * 0.004; } } }; } // ── draw links ──────────────────────────────────────────────────── const link = g.append("g") .attr("class", "links") .selectAll("line") .data(LINKS) .join("line") .attr("class", "link"); // ── draw nodes ──────────────────────────────────────────────────── const node = g.append("g") .attr("class", "nodes") .selectAll("g") .data(NODES) .join("g") .attr("class", "node") .call(d3.drag() .on("start", dragStarted) .on("drag", dragged) .on("end", dragEnded) ); node.append("circle") .attr("r", 14) .attr("fill", d => d.color); node.append("text") .text(d => d.id) .attr("dx", 18) .attr("dy", 4); // ── tooltip / title ─────────────────────────────────────────────── node.append("title") .text(d => `${d.id} (cluster: ${CLUSTER_NAMES[d.cluster]})`); // ── simulation tick ─────────────────────────────────────────────── simulation.on("tick", () => { link .attr("x1", d => d.source.x) .attr("y1", d => d.source.y) .attr("x2", d => d.target.x) .attr("y2", d => d.target.y); node .attr("transform", d => `translate(${d.x},${d.y})`); }); // ── drag handlers ───────────────────────────────────────────────── function dragStarted(event, d) { if (!event.active) simulation.alphaTarget(0.3).restart(); d.fx = d.x; d.fy = d.y; } function dragged(event, d) { d.fx = event.x; d.fy = event.y; } function dragEnded(event, d) { if (!event.active) simulation.alphaTarget(0); d.fx = null; d.fy = null; } // ── hover neighbour highlighting ────────────────────────────────── // Build adjacency: for each node id, set of neighbor ids const adj = new Map(); for (const n of NODES) adj.set(n.id, new Set()); for (const l of LINKS) { const s = typeof l.source === "object" ? l.source.id : l.source; const t = typeof l.target === "object" ? l.target.id : l.target; adj.get(s)?.add(t); adj.get(t)?.add(s); } function getNeighborIds(nodeId) { return adj.get(nodeId) || new Set(); } node.on("mouseenter", function(event, d) { const neighbors = getNeighborIds(d.id); // highlight neighbors + self node.each(function(n) { const circle = d3.select(this).select("circle"); const text = d3.select(this).select("text"); if (n.id === d.id || neighbors.has(n.id)) { circle.attr("stroke", "#fff").attr("stroke-width", 2.8); text.attr("fill", "#fff").attr("font-size", 12.5); } else { circle.attr("stroke", "rgba(255,255,255,0.15)").attr("stroke-width", 1); text.attr("fill", "#555").attr("font-size", 10); } }); // highlight related links link.each(function(l) { const s = typeof l.source === "object" ? l.source.id : l.source; const t = typeof l.target === "object" ? l.target.id : l.target; const hl = (s === d.id || neighbors.has(s)) && (t === d.id || neighbors.has(t)); d3.select(this) .attr("stroke-opacity", hl ? 0.85 : 0.08) .attr("stroke", hl ? "#888" : "#333") .attr("stroke-width", hl ? 2.2 : 1.2); }); }); node.on("mouseleave", function() { node.each(function(n) { const circle = d3.select(this).select("circle"); const text = d3.select(this).select("text"); circle.attr("stroke", "#fff").attr("stroke-width", 1.5); text.attr("fill", "#c0c0c0").attr("font-size", 11); }); link .attr("stroke-opacity", 0.45) .attr("stroke", "#444") .attr("stroke-width", 1.2); }); // ── re-center on resize ─────────────────────────────────────────── window.addEventListener("resize", () => { // just update center target; nodes keep positions }); })(); </script> </body> </html>
thinking
**Refining node count** I see that the user wants around 40 nodes, and currently, I have 42, which might be a bit too many. The cluster loop dynamics seem off due to the indexing formula I used, which will likely lead to Name errors or misaligned nodes. I'll adjust the inner loop to handle the number of nodes correctly for each cluster without complicating things. Keeping the focus on a simpler dynamic will help ensure everything works as intended. **Adjusting cluster logic** I realize I need to fix the cluster logic to ensure the correct assignment of names and avoid indexing mistakes. The user's requirements suggest I should compute the total nodes dynamically. I'm considering maintaining the current approach where the names array aligns with the cluster structure instead of overcomplicating it. This will help me keep the code simple while ensuring each cluster has the right amount of nodes. I'll keep an eye on the connections to ensure everything functions correctly!
I see a bug — the `NAMES[c * 5 + i]` index formula doesn't match the new 7-per-cluster layout. Let me fix it properly with a clean dynamic builder.
{"path":"/tmp/ws/index.html","edits":"[{\"oldText\": \" const NAMES = [\\n // cluster 0 – blue\\n \\\"alpha\\\", \\\"beta\\\", \\\"gaValidation failed for tool "edit": - edits.0: must be object Received arguments: { "path": "/tmp/ws/index.html", "edits": "[{\"oldText\": \" const NAMES = [\\n // cluster 0 – blue\\n \\\"alpha\\\", \\\"beta\\\", \\\"gamma\\\", \\\"delta\\\", \\\"epsilon\\\", \\\"zeta\\\", \\\"eta\\\",\\n // cluster 1 – orange\\n \\\"theta\\\", \\\"iota\\\", \\\"kappa\\\", \\\"lambda\\\", \\\"mu\\\", \\\"nu\\\", \\\"xi\\\",\\n // cluster 2 – red\\n \\\"omicron\\\", \\\"pi\\\", \\\"rho\\\", \\\"sigma\\\", \\\"tau\\\", \\\"upsilon\\\", \\\"phi\\\",\\n // cluster 3 – teal\\n \\\"chi\\\", \\\"psi\\\", \\\"omega\\\", \\\"aether\\\", \\\"ion\\\", \\\"neon\\\", \\\"argon\\\",\\n // cluster 4 – purple\\n \\\"krypton\\\", \\\"xenon\\\", \\\"radon\\\", \\\"boron\\\", \\\"carbon\\\", \\\"nitrogen\\\", \\\"oxygen\\\",\\n // cluster 5 – brown (bridges)\\n \\\"bridge1\\\", \\\"bridge2\\\", \\\"bridge3\\\", \\\"bridge4\\\", \\\"bridge5\\\", \\\"bridge6\\\", \\\"bridge7\\\",\\n ];\\n\\n for (let c = 0; c < 6; c++) {\\n const base = clusterCenters[c];\\n for (let i = 0; i < 7; i++) {\\n const offX = (Math.random() - 0.5) * 90;\\n const offY = (Math.random() - 0.5) * 90;\\n NODES.push({\\n id: NAMES[c * 5 + i],\\n cluster: c,\\n color: COLORS[c % COLORS.length],\\n // initial guess close to cluster centre (force sim will refine)\\n x: base.x + offX,\\n y: base.y + offY,\\n });\\n }\\n }\", \"newText\": \" const CLUSTER_NAMES = [\\\"Blue\\\",\\\"Orange\\\",\\\"Red\\\",\\\"Teal\\\",\\\"Purple\\\",\\\"Brown\\\"];\\n const NAMES_BY_CLUSTER = [\\n [\\\"alpha\\\",\\\"beta\\\",\\\"gamma\\\",\\\"delta\\\",\\\"epsilon\\\",\\\"zeta\\\",\\\"eta\\\"],\\n [\\\"theta\\\",\\\"iota\\\",\\\"kappa\\\",\\\"lambda\\\",\\\"mu\\\",\\\"nu\\\",\\\"xi\\\"],\\n [\\\"omicron\\\",\\\"pi\\\",\\\"rho\\\",\\\"sigma\\\",\\\"tau\\\",\\\"upsilon\\\",\\\"phi\\\"],\\n [\\\"chi\\\",\\\"psi\\\",\\\"omega\\\",\\\"aether\\\",\\\"ion\\\",\\\"neon\\\",\\\"argon\\\"],\\n [\\\"krypton\\\",\\\"xenon\\\",\\\"radon\\\",\\\"boron\\\",\\\"carbon\\\",\\\"nitrogen\\\",\\\"oxygen\\\"],\\n [\\\"bridge1\\\",\\\"bridge2\\\",\\\"bridge3\\\",\\\"bridge4\\\",\\\"bridge5\\\",\\\"bridge6\\\",\\\"bridge7\\\"],\\n ];\\n\\n for (let c = 0; c < NAMES_BY_CLUSTER.length; c++) {\\n const base = clusterCenters[c];\\n for (let i = 0; i < NAMES_BY_CLUSTER[c].length; i++) {\\n const offX = (Math.random() - 0.5) * 90;\\n const offY = (Math.random() - 0.5) * 90;\\n NODES.push({\\n id: NAMES_BY_CLUSTER[c][i],\\n cluster: c,\\n color: COLORS[c % COLORS.length],\\n x: base.x + offX,\\n y: base.y + offY,\\n });\\n }\\n }\"}, {\"oldText\": \" const CLUSTER_NAMES = [\\\"Blue\\\", \\\"Orange\\\", \\\"Red\\\", \\\"Teal\\\", \\\"Purple\\\", \\\"Brown\\\"];\\n const NAMES = [\"], \"newText\": \"\"}]" }
thinking
The edit validation failed because the oldText for the second edit is truncated/wrong. Let me just rewrite the whole file cleanly.
/tmp/ws/index.html (10863 bytes)Successfully wrote 10863 bytes to /tmp/ws/index.html
thinking
The file is now complete. Let me verify there are no other issues. The key points: 1. Uses `d3.min.js` loaded via `<script src="d3.min.js">` (no CDN) 2. All CSS in `<style>`, all JS in `<script>` inline 3. 42 nodes in 6 clusters 4. Draggable nodes via d3.drag 5. Hover highlighting of neighbors + related links 6. Zoom/pan via d3.zoom 7. Force simulation with cluster force to keep clusters together 8. Legend in corner, hint at bottom I think this is good. Let me do a quick local check to ensure the file is well-formed.
{"command":"cd /tmp/ws && python3 -c \"import html.parser; p=html.parser.HTMLParser(); p.feed(open('index.html').read()); print('OK')\" 2>&1/bin/bash: line 1: python3: command not found
thinking
The user wants a single, self-contained index.html file that renders an interactive force-directed graph using the pre-provided d3.min.js. The file has been written and should be ready. Let me verify it's syntactically reasonable and then confirm completion. Let me check the file is valid and complete.
{"command":"cd /tmp/ws && node -e \"\nconst fs = require('fs');\nconst html = fs.readFileSync('index.html', 'utf8');\n// check d3.min.js is d3.min.js present: true script tag present: true total lines: 370 nodes defined: 1 pushes LINKS defined: 3 pushes
thinking
The user asked to "render" the force-directed graph, which implies they want to see it. However, I'm in a headless environment — I can't actually open a browser. I should clarify that the file is ready and can be opened in any browser. Let me also do a final sanity check to make sure the graph definition is well-formed (node count, link structure). Actually, let me reconsider the `NODES.push` count. It says 1 push match but that's because the regex only matches literal `NODES.push`. Let me verify the actual structure is correct by looking at the generated nodes. Let me just verify the file is complete and correct, and explain to the user how to view it.
The file is in place. Let me do a final structure sanity check:
{"command":"cd /tmp/ws && node -e \"\nconst fs = require('fs');\nconst src = fs.readFileSync('index.html','utf8');\n// count nodes via NAMESclusters: 6 total node names: 42 file size: 11709 bytes
thinking
Let me verify the file is well-formed and complete by reading it.
{"path":"/tmp/ws/index.html"}<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Force-Directed Graph</title> <script src="d3.min.js"></script> <style> * { margin: 0; padding: 0; box-sizing: border-box; } body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: #0f1117; overflow: hidden; height: 100vh; width: 100vw; color: #e0e0e0; } #container { position: relative; width: 100%; height: 100%; } svg { display: block; width: 100%; height: 100%; cursor: grab; } svg:active { cursor: grabbing; } .node circle { stroke: #fff; stroke-width: 1.5; transition: stroke-width 0.15s, opacity 0.2s; cursor: pointer; } .node text { font-size: 11px; fill: #c0c0c0; pointer-events: none; text-shadow: 0 1px 2px rgba(0,0,0,0.8), 0 0 4px rgba(0,0,0,0.6); transition: font-size 0.15s, fill 0.2s; } .link { stroke: #444; stroke-width: 1.2; stroke-opacity: 0.45; transition: stroke-opacity 0.2s, stroke 0.2s, stroke-width 0.2s; } /* --- legend --- */ #legend { position: absolute; top: 16px; right: 16px; background: rgba(20,22,30,0.85); backdrop-filter: blur(8px); border: 1px solid #333; border-radius: 10px; padding: 14px 18px; font-size: 13px; min-width: 140px; box-shadow: 0 4px 20px rgba(0,0,0,0.4); } #legend h3 { margin-bottom: 8px; font-size: 13px; color: #aaa; letter-spacing: 0.5px; text-transform: uppercase; } .legend-item { display: flex; align-items: center; gap: 8px; margin: 4px 0; } .legend-dot { width: 12px; height: 12px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.3); flex-shrink: 0; } .legend-label { color: #bbb; } /* --- hint overlay --- */ #hint { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); background: rgba(20,22,30,0.75); backdrop-filter: blur(6px); padding: 8px 18px; border-radius: 20px; font-size: 12px; color: #888; border: 1px solid #2a2c38; pointer-events: none; white-space: nowrap; } </style> </head> <body> <div id="container"> <svg id="graph"></svg> <div id="legend"> <h3>Clusters</h3> <div class="legend-item"><span class="legend-dot" style="background:#4e79a7"></span><span class="legend-label">Blue</span></div> <div class="legend-item"><span class="legend-dot" style="background:#f28e2b"></span><span class="legend-label">Orange</span></div> <div class="legend-item"><span class="legend-dot" style="background:#e15759"></span><span class="legend-label">Red</span></div> <div class="legend-item"><span class="legend-dot" style="background:#76b7b2"></span><span class="legend-label">Teal</span></div> <div class="legend-item"><span class="legend-dot" style="background:#b07aa1"></span><span class="legend-label">Purple</span></div> <div class="legend-item"><span class="legend-dot" style="background:#9c755f"></span><span class="legend-label">Brown</span></div> </div> <div id="hint">Drag nodes · Scroll to zoom · Hover to highlight neighbors</div> </div> <script> (function () { // ── colour palette ──────────────────────────────────────────────── const COLORS = [ "#4e79a7", // blue "#f28e2b", // orange "#e15759", // red "#76b7b2", // teal "#b07aa1", // purple "#9c755f", // brown ]; // ── build nodes in 6 clusters (7 per cluster = 42 nodes) ───────── const clusterCenters = [ { x: 0.20, y: 0.30 }, // blue (relative) { x: 0.65, y: 0.25 }, // orange { x: 0.45, y: 0.75 }, // red { x: 0.12, y: 0.78 }, // teal { x: 0.75, y: 0.70 }, // purple { x: 0.45, y: 0.32 }, // brown (bridges) ]; const NAMES_BY_CLUSTER = [ ["alpha", "beta", "gamma", "delta", "epsilon", "zeta", "eta"], ["theta", "iota", "kappa", "lambda", "mu", "nu", "xi"], ["omicron", "pi", "rho", "sigma", "tau", "upsilon", "phi"], ["chi", "psi", "omega", "aether", "ion", "neon", "argon"], ["krypton", "xenon", "radon", "boron", "carbon", "nitrogen", "oxygen"], ["bridge1", "bridge2", "bridge3", "bridge4", "bridge5", "bridge6", "bridge7"], ]; const CLUSTER_NAMES = ["Blue", "Orange", "Red", "Teal", "Purple", "Brown"]; const NODES = []; for (let c = 0; c < NAMES_BY_CLUSTER.length; c++) { for (let i = 0; i < NAMES_BY_CLUSTER[c].length; i++) { NODES.push({ id: NAMES_BY_CLUSTER[c][i], cluster: c, color: COLORS[c % COLORS.length], }); } } // ── links: dense within-cluster, sparse cross-cluster ───────────── const LINKS = []; // within-cluster edges (~70% of all possible pairs) for (let c = 0; c < NAMES_BY_CLUSTER.length; c++) { const members = NODES.filter(n => n.cluster === c); for (let i = 0; i < members.length; i++) { for (let j = i + 1; j < members.length; j++) { if (Math.random() < 0.7) { LINKS.push({ source: members[i].id, target: members[j].id }); } } } } // bridge links: brown cluster connects to 3-4 random nodes in each other cluster const brown = NODES.filter(n => n.cluster === 5); for (const b of brown) { for (let c = 0; c < 5; c++) { const others = NODES.filter(n => n.cluster === c); const shuffled = [...others].sort(() => Math.random() - 0.5); const k = 1 + Math.floor(Math.random() * 2); // 1-2 per other cluster for (let i = 0; i < k && i < shuffled.length; i++) { LINKS.push({ source: b.id, target: shuffled[i].id }); } } } // a few extra long-range edges for visual interest const extraPairs = [ ["alpha", "lambda"], ["zeta", "pi"], ["gamma", "phi"], ["delta", "sigma"], ["kappa", "chi"], ["eta", "omicron"], ]; for (const [a, b] of extraPairs) { LINKS.push({ source: a, target: b }); } // ── svg & zoom ──────────────────────────────────────────────────── const width = window.innerWidth; const height = window.innerHeight; const svg = d3.select("#graph") .attr("viewBox", [0, 0, width, height]) .attr("preserveAspectRatio", "xMidYMid meet"); const g = svg.append("g"); const zoom = d3.zoom() .scaleExtent([0.15, 6]) .on("zoom", (event) => { g.attr("transform", event.transform); }); svg.call(zoom); svg.call(zoom.transform, d3.zoomIdentity.translate(0, 0).scale(1)); // ── force simulation ────────────────────────────────────────────── const simulation = d3.forceSimulation(NODES) .force("link", d3.forceLink(LINKS).id(d => d.id).distance(70).strength(0.5)) .force("charge", d3.forceManyBody().strength(-180)) .force("center", d3.forceCenter(width / 2, height / 2).strength(0.05)) .force("collision", d3.forceCollide(22)) .force("cluster", forceCluster()) .alphaDecay(0.02) .velocityDecay(0.3); function forceCluster() { let nodes; function initialize() { nodes = simulation.nodes(); } initialize(); return { initialize, tick() { const centers = clusterCenters.map(c => ({ x: c.x * width, y: c.y * height, })); for (const n of nodes) { if (n.cluster === undefined) continue; const c = centers[n.cluster]; n.vx += (c.x - n.x) * 0.004; n.vy += (c.y - n.y) * 0.004; } } }; } // ── draw links ──────────────────────────────────────────────────── const link = g.append("g") .attr("class", "links") .selectAll("line") .data(LINKS) .join("line") .attr("class", "link"); // ── draw nodes ──────────────────────────────────────────────────── const node = g.append("g") .attr("class", "nodes") .selectAll("g") .data(NODES) .join("g") .attr("class", "node") .call(d3.drag() .on("start", dragStarted) .on("drag", dragged) .on("end", dragEnded) ); node.append("circle") .attr("r", 14) .attr("fill", d => d.color); node.append("text") .text(d => d.id) .attr("dx", 18) .attr("dy", 4); node.append("title") .text(d => `${d.id} (cluster: ${CLUSTER_NAMES[d.cluster]})`); // ── simulation tick ─────────────────────────────────────────────── simulation.on("tick", () => { link .attr("x1", d => d.source.x) .attr("y1", d => d.source.y) .attr("x2", d => d.target.x) .attr("y2", d => d.target.y); node .attr("transform", d => `translate(${d.x},${d.y})`); }); // ── drag handlers ───────────────────────────────────────────────── function dragStarted(event, d) { if (!event.active) simulation.alphaTarget(0.3).restart(); d.fx = d.x; d.fy = d.y; } function dragged(event, d) { d.fx = event.x; d.fy = event.y; } function dragEnded(event, d) { if (!event.active) simulation.alphaTarget(0); d.fx = null; d.fy = null; } // ── hover neighbour highlighting ────────────────────────────────── const adj = new Map(); for (const n of NODES) adj.set(n.id, new Set()); for (const l of LINKS) { const s = typeof l.source === "object" ? l.source.id : l.source; const t = typeof l.target === "object" ? l.target.id : l.target; adj.get(s)?.add(t); adj.get(t)?.add(s); } node.on("mouseenter", function(event, d) { const neighbors = adj.get(d.id) || new Set(); node.each(function(n) { const circle = d3.select(this).select("circle"); const text = d3.select(this).select("text"); if (n.id === d.id || neighbors.has(n.id)) { circle.attr("stroke", "#fff").attr("stroke-width", 2.8); text.attr("fill", "#fff").attr("font-size", 12.5); } else { circle.attr("stroke", "rgba(255,255,255,0.15)").attr("stroke-width", 1); text.attr("fill", "#555").attr("font-size", 10); } }); link.each(function(l) { const s = typeof l.source === "object" ? l.source.id : l.source; const t = typeof l.target === "object" ? l.target.id : l.target; const hl = (s === d.id || neighbors.has(s)) && (t === d.id || neighbors.has(t)); d3.select(this) .attr("stroke-opacity", hl ? 0.85 : 0.08) .attr("stroke", hl ? "#888" : "#333") .attr("stroke-width", hl ? 2.2 : 1.2); }); }); node.on("mouseleave", function() { node.each(function(n) { const circle = d3.select(this).select("circle"); const text = d3.select(this).select("text"); circle.attr("stroke", "#fff").attr("stroke-width", 1.5); text.attr("fill", "#c0c0c0").attr("font-size", 11); }); link .attr("stroke-opacity", 0.45) .attr("stroke", "#444") .attr("stroke-width", 1.2); }); })(); </script> </body> </html>
thinking
The file is done. Let me verify the final state is correct: - `/tmp/ws/index.html` is present - `/tmp/ws/d3.min.js` is present and loaded via `<script src="d3.min.js">` - 42 nodes in 6 clusters - Links are inline, dense within clusters, sparse across via brown bridge cluster - Draggable nodes via d3.drag - Hover neighbor highlighting via mouseenter/mouseleave - Zoom/pan via d3.zoom - CSS inline, JS inline, no external resources The user asked for "about 40 nodes in several clusters" — 42 is about 40. Everything checks out, so I'll summarize what was built.
`/`tmp/ws/index.html` is complete. Here's what's in it: **Data (inline)** - 42 nodes across 6 clusters (7 per cluster): Blue, Orange, Red, Teal, Purple, Brown - ~70% intra-cluster links for dense clusters - Brown cluster acts as a bridge: each brown node connects to 1-2 random nodes in each other cluster - 6 extra long-range edges for visual cross-cluster interest **Interaction** - **Drag** — `d3.drag()` on each node with `fx/fy` pinning during drag and alphaTarget restarts - **Zoom/pan** — `d3.zoom()` on the SVG with scaleExtent [0.15, 6], transform applied to the inner `<g>` - **Hover neighbor highlight** — adjacency map built from LINKS; on `mouseenter`, the hovered node + neighbors get bright strokes/larger text, non-neighbors dim; related links brighten, others fade **Force layout** - `forceLink`, `forceManyBody` (charge -180), `forceCenter`, `forceCollide` (r=22) - Custom `forceCluster` pulling each node toward a fractional viewport position for its cluster - Low `alphaDecay` 0.02 so clusters settle gently **Visual** - Dark background, colored circles (14px), labeled with text shadows for readability - Legend overlay (top-right) mapping colors to cluster names - Hint overlay (bottom-center) Open `index.html` directly in a browser (no server needed since everything runs from the local `d3.min.js`).
TAKE IT TO CODE
A single self-contained HTML file — copy it and open in any browser, or reuse the prompt with your own pi-agent run.
RUN
EVALUATION
JS error prevents graph from rendering; only legend and instructions show, no nodes or links ever appear.
Vision grade · anthropic/claude-sonnet-5
MEASUREMENTS
Raw readings from the capture, not a verdict — the grade above is the only judgement. Percentages are how much of the screen changed; the measure under-reports sparse motion on a dark background.
- Cannot access 'simulation' before initialization