Function upsertNode

src/core/memory-graph.ts:125–153

(rootDir: string, type: NodeType, label: string, content: string, metadata?: Record<string, string>)

}

export async function upsertNode(rootDir: string, type: NodeType, label: string, content: string, metadata?: Record<string, string>): Promise<MemoryNode> {
  const graph = await loadGraph(rootDir);
  const existing = Object.values(graph.nodes).find(n => n.label === label && n.type === type);

  if (existing) {
    existing.content = content;
    existing.lastAccessed = Date.now();
    existing.accessCount++;
    if (metadata) Object.assign(existing.metadata, metadata);
    existing.embedding = (await fetchEmbedding(`${label} ${content}`))[0];
    scheduleSave(rootDir);
    return existing;
  }

  const node: MemoryNode = {
    id: generateId("mn"),
    type,
    label,
    content,
    embedding: (await fetchEmbedding(`${label} ${content}`))[0],
    createdAt: Date.now(),
    lastAccessed: Date.now(),
    accessCount: 1,
    metadata: metadata ?? {},
  };
  graph.nodes[node.id] = node;
  scheduleSave(rootDir);
  return node;
}

export async function createRelation(rootDir: string, sourceId: string, targetId: string, relation: RelationType, weight?: number, metadata?: Record<string, string>): Promise<MemoryEdge | null> {
  const graph = await loadGraph(rootDir);