Initial commit: Brainy - Multi-Dimensional AI Database
Open source vector database with HNSW indexing, graph relationships, and metadata facets. Features CLI with professional augmentation registry integration for discovering extensions and capabilities.
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dist/storage/adapters/optimizedS3Search.js
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249
dist/storage/adapters/optimizedS3Search.js
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/**
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* Optimized S3 Search and Pagination
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* Provides efficient search and pagination capabilities for S3-compatible storage
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*/
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import { createModuleLogger } from '../../utils/logger.js';
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import { getDirectoryPath } from '../baseStorage.js';
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const logger = createModuleLogger('OptimizedS3Search');
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/**
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* Optimized search implementation for S3-compatible storage
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*/
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export class OptimizedS3Search {
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constructor(storage) {
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this.storage = storage;
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}
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/**
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* Get nouns with optimized pagination and filtering
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*/
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async getNounsWithPagination(options = {}) {
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const limit = options.limit || 100;
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const cursor = options.cursor;
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try {
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// List noun objects with pagination
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const listResult = await this.storage.listObjectKeys(`${getDirectoryPath('noun', 'vector')}/`, limit * 2, cursor);
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if (!listResult.keys.length) {
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return {
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items: [],
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hasMore: false
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};
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}
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// Load nouns in parallel batches
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const nouns = [];
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const batchSize = 10;
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for (let i = 0; i < listResult.keys.length && nouns.length < limit; i += batchSize) {
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const batch = listResult.keys.slice(i, i + batchSize);
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const batchPromises = batch.map(key => this.storage.getObject(key));
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const batchResults = await Promise.all(batchPromises);
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for (const noun of batchResults) {
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if (!noun)
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continue;
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// Apply filters
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if (options.filter && !(await this.matchesNounFilter(noun, options.filter))) {
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continue;
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}
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nouns.push(noun);
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if (nouns.length >= limit) {
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break;
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}
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}
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}
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// Determine if there are more items
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const hasMore = listResult.hasMore || nouns.length >= limit;
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// Set next cursor
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let nextCursor;
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if (hasMore && nouns.length > 0) {
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nextCursor = nouns[nouns.length - 1].id;
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}
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return {
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items: nouns.slice(0, limit),
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hasMore,
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nextCursor
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};
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}
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catch (error) {
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logger.error('Failed to get nouns with pagination:', error);
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return {
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items: [],
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hasMore: false
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};
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}
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}
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/**
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* Get verbs with optimized pagination and filtering
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*/
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async getVerbsWithPagination(options = {}) {
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const limit = options.limit || 100;
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const cursor = options.cursor;
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try {
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// List verb objects with pagination
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const listResult = await this.storage.listObjectKeys(`${getDirectoryPath('verb', 'vector')}/`, limit * 2, cursor);
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if (!listResult.keys.length) {
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return {
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items: [],
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hasMore: false
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};
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}
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// Load verbs in parallel batches
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const verbs = [];
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const batchSize = 10;
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for (let i = 0; i < listResult.keys.length && verbs.length < limit; i += batchSize) {
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const batch = listResult.keys.slice(i, i + batchSize);
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// Load verbs and their metadata in parallel
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const batchPromises = batch.map(async (key) => {
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const verbData = await this.storage.getObject(key);
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if (!verbData)
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return null;
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// Get metadata
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const verbId = key.replace(`${getDirectoryPath('verb', 'vector')}/`, '').replace('.json', '');
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const metadata = await this.storage.getMetadata(verbId, 'verb');
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// Combine into GraphVerb
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return this.combineVerbWithMetadata(verbData, metadata);
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});
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const batchResults = await Promise.all(batchPromises);
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for (const verb of batchResults) {
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if (!verb)
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continue;
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// Apply filters
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if (options.filter && !this.matchesVerbFilter(verb, options.filter)) {
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continue;
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}
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verbs.push(verb);
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if (verbs.length >= limit) {
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break;
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}
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}
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}
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// Determine if there are more items
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const hasMore = listResult.hasMore || verbs.length >= limit;
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// Set next cursor
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let nextCursor;
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if (hasMore && verbs.length > 0) {
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nextCursor = verbs[verbs.length - 1].id;
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}
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return {
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items: verbs.slice(0, limit),
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hasMore,
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nextCursor
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};
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}
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catch (error) {
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logger.error('Failed to get verbs with pagination:', error);
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return {
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items: [],
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hasMore: false
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};
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}
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}
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/**
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* Check if a noun matches the filter criteria
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*/
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async matchesNounFilter(noun, filter) {
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// Get metadata for filtering
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const metadata = await this.storage.getMetadata(noun.id, 'noun');
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// Filter by noun type
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if (filter.nounType) {
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const nounTypes = Array.isArray(filter.nounType) ? filter.nounType : [filter.nounType];
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const nounType = metadata?.type || metadata?.noun;
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if (!nounType || !nounTypes.includes(nounType)) {
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return false;
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}
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}
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// Filter by service
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if (filter.service) {
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const services = Array.isArray(filter.service) ? filter.service : [filter.service];
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if (!metadata?.service || !services.includes(metadata.service)) {
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return false;
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}
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}
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// Filter by metadata
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if (filter.metadata) {
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if (!metadata)
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return false;
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for (const [key, value] of Object.entries(filter.metadata)) {
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if (metadata[key] !== value) {
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return false;
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}
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}
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}
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return true;
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}
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/**
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* Check if a verb matches the filter criteria
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*/
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matchesVerbFilter(verb, filter) {
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// Filter by verb type
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if (filter.verbType) {
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const verbTypes = Array.isArray(filter.verbType) ? filter.verbType : [filter.verbType];
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if (!verb.type || !verbTypes.includes(verb.type)) {
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return false;
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}
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}
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// Filter by source ID
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if (filter.sourceId) {
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const sourceIds = Array.isArray(filter.sourceId) ? filter.sourceId : [filter.sourceId];
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if (!verb.sourceId || !sourceIds.includes(verb.sourceId)) {
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return false;
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}
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}
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// Filter by target ID
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if (filter.targetId) {
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const targetIds = Array.isArray(filter.targetId) ? filter.targetId : [filter.targetId];
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if (!verb.targetId || !targetIds.includes(verb.targetId)) {
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return false;
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}
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}
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// Filter by service
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if (filter.service) {
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const services = Array.isArray(filter.service) ? filter.service : [filter.service];
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if (!verb.metadata?.service || !services.includes(verb.metadata.service)) {
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return false;
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}
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}
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// Filter by metadata
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if (filter.metadata) {
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if (!verb.metadata)
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return false;
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for (const [key, value] of Object.entries(filter.metadata)) {
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if (verb.metadata[key] !== value) {
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return false;
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}
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}
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}
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return true;
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}
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/**
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* Combine HNSWVerb data with metadata to create GraphVerb
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*/
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combineVerbWithMetadata(verbData, metadata) {
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if (!verbData || !metadata)
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return null;
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// Create default timestamp if not present
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const defaultTimestamp = {
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seconds: Math.floor(Date.now() / 1000),
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nanoseconds: (Date.now() % 1000) * 1000000
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};
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// Create default createdBy if not present
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const defaultCreatedBy = {
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augmentation: 'unknown',
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version: '1.0'
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};
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return {
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id: verbData.id,
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vector: verbData.vector,
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sourceId: metadata.sourceId,
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targetId: metadata.targetId,
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source: metadata.source,
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target: metadata.target,
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verb: metadata.verb,
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type: metadata.type,
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weight: metadata.weight || 1.0,
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metadata: metadata.metadata || {},
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createdAt: metadata.createdAt || defaultTimestamp,
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updatedAt: metadata.updatedAt || defaultTimestamp,
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createdBy: metadata.createdBy || defaultCreatedBy,
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data: metadata.data,
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embedding: verbData.vector
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};
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}
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}
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//# sourceMappingURL=optimizedS3Search.js.map
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