Function explainPlanToFlow

src/utils/explainPlan.ts:10–53

(
  plan: ExplainPlan,
  selectedNodeId?: string | null,
)

// ---------------------------------------------------------------------------

export function explainPlanToFlow(
  plan: ExplainPlan,
  selectedNodeId?: string | null,
): {
  nodes: Node[];
  edges: Edge[];
} {
  const maxCost = getMaxCost(plan.root);
  const maxTime = getMaxTime(plan.root);
  const rawNodes: Node[] = [];
  const edges: Edge[] = [];

  function walk(node: ExplainNode) {
    const data: ExplainPlanNodeData = {
      node,
      maxCost,
      maxTime,
      hasAnalyzeData: plan.has_analyze_data,
      isSelected: selectedNodeId === node.id,
    };

    rawNodes.push({
      id: node.id,
      type: "explainPlan",
      position: { x: 0, y: 0 },
      data,
    });

    for (const child of node.children) {
      edges.push({
        id: `${node.id}-${child.id}`,
        source: node.id,
        target: child.id,
        animated: true,
        style: { stroke: "#6366f1" },
      });
      walk(child);
    }
  }

  walk(plan.root);

  return layoutExplainNodes(rawNodes, edges);
}

// ---------------------------------------------------------------------------
// Dagre layout