@fusedashlabs/ui9000-workspace/dist/tool/payload/network-graph.js

UI9000 workspace MCP. One tool, show_workspace, draws a chart from your table. Set TYPESAFE_API_KEY to let Jev choose the chart.

/**
 * Network object from mcp-ui generate_network_graph.
 * Endpoints are two different columns. A link is kept only when source and
 * target are non-empty, different, and both exist as nodes.
 */
export function networkGraphPayload(chartType, fields, rows) {
    const sourceField = fields.nodes;
    const targetField = fields.links;
    if (!sourceField || !targetField || sourceField === targetField)
        return null;
    if (!(sourceField in rows[0]) || !(targetField in rows[0]))
        return null;
    const metric = fields.metric &&
        fields.metric !== sourceField &&
        fields.metric !== targetField &&
        fields.metric in rows[0]
        ? fields.metric
        : undefined;
    const nodes = new Map();
    const links = new Map();
    for (const row of rows) {
        const source = String(row[sourceField] ?? '').trim();
        const target = String(row[targetField] ?? '').trim();
        if (!source || !target || source === target)
            continue;
        if (!nodes.has(source))
            nodes.set(source, { id: source, label: source, type: 'node' });
        if (!nodes.has(target))
            nodes.set(target, { id: target, label: target, type: 'node' });
        const raw = metric ? Number(row[metric]) : 1;
        const value = Number.isFinite(raw) ? raw : 1;
        const id = `${source}->${target}`;
        const existing = links.get(id);
        if (existing)
            existing.value += value;
        else
            links.set(id, { id, source, target, value });
    }
    if (links.size === 0)
        return null;
    return {
        chartType: chartType || 'networkGraphChart',
        name: 'network-graph',
        nodes: [...nodes.values()],
        links: [...links.values()],
    };
}