Function computeStateSignature

frontend/src/store/workflowHistoryStore.ts:72–99

(state: GraphState)

 * Used to determine if two states are meaningfully different
 */
const computeStateSignature = (state: GraphState): string => {
  const normalizedNodes = state.nodes
    .map((node) => ({
      id: node.id,
      type: node.type,
      position: { x: Math.round(node.position.x), y: Math.round(node.position.y) },
      data: {
        label: node.data?.label,
        componentId: node.data?.componentId,
        componentSlug: node.data?.componentSlug,
        inputs: node.data?.inputs,
        config: node.data?.config,
      },
    }))
    .sort((a, b) => a.id.localeCompare(b.id));

  const normalizedEdges = state.edges
    .map((edge) => ({
      id: edge.id,
      source: edge.source,
      target: edge.target,
      sourceHandle: edge.sourceHandle,
      targetHandle: edge.targetHandle,
    }))
    .sort((a, b) => a.id.localeCompare(b.id));

  return JSON.stringify({ nodes: normalizedNodes, edges: normalizedEdges });
};

/**
 * Workflow History Store