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.
This commit is contained in:
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f8c45f2d8d
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474
src/utils/autoConfiguration.ts
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474
src/utils/autoConfiguration.ts
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/**
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* Automatic Configuration System for Brainy Vector Database
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* Detects environment, resources, and data patterns to provide optimal settings
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*/
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import { isBrowser, isNode, isThreadingAvailable } from './environment.js'
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export interface AutoConfigResult {
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// Environment details
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environment: 'browser' | 'nodejs' | 'serverless' | 'unknown'
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// Resource detection
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availableMemory: number // bytes
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cpuCores: number
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threadingAvailable: boolean
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// Storage capabilities
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persistentStorageAvailable: boolean
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s3StorageDetected: boolean
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// Recommended configuration
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recommendedConfig: {
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expectedDatasetSize: number
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maxMemoryUsage: number
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targetSearchLatency: number
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enablePartitioning: boolean
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enableCompression: boolean
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enableDistributedSearch: boolean
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enablePredictiveCaching: boolean
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partitionStrategy: 'semantic' | 'hash'
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maxNodesPerPartition: number
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semanticClusters: number
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}
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// Performance optimization flags
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optimizationFlags: {
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useMemoryMapping: boolean
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aggressiveCaching: boolean
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backgroundOptimization: boolean
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compressionLevel: 'none' | 'light' | 'aggressive'
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}
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}
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export interface DatasetAnalysis {
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estimatedSize: number
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vectorDimension?: number
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growthRate?: number // vectors per second
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accessPatterns?: 'read-heavy' | 'write-heavy' | 'balanced'
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}
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/**
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* Automatic configuration system that detects environment and optimizes settings
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*/
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export class AutoConfiguration {
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private static instance: AutoConfiguration
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private cachedConfig: AutoConfigResult | null = null
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private datasetStats: DatasetAnalysis = { estimatedSize: 0 }
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private constructor() {}
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public static getInstance(): AutoConfiguration {
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if (!AutoConfiguration.instance) {
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AutoConfiguration.instance = new AutoConfiguration()
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}
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return AutoConfiguration.instance
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}
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/**
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* Detect environment and generate optimal configuration
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*/
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public async detectAndConfigure(hints?: {
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expectedDataSize?: number
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s3Available?: boolean
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memoryBudget?: number
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}): Promise<AutoConfigResult> {
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if (this.cachedConfig && !hints) {
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return this.cachedConfig
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}
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const environment = this.detectEnvironment()
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const resources = await this.detectResources()
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const storage = await this.detectStorageCapabilities(hints?.s3Available)
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const config: AutoConfigResult = {
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environment,
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...resources,
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...storage,
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recommendedConfig: this.generateRecommendedConfig(environment, resources, hints),
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optimizationFlags: this.generateOptimizationFlags(environment, resources)
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}
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this.cachedConfig = config
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return config
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}
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/**
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* Update configuration based on runtime dataset analysis
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*/
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public async adaptToDataset(analysis: DatasetAnalysis): Promise<AutoConfigResult> {
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this.datasetStats = analysis
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// Regenerate configuration with dataset insights
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const currentConfig = await this.detectAndConfigure()
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const adaptedConfig = this.adaptConfigurationToData(currentConfig, analysis)
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this.cachedConfig = adaptedConfig
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return adaptedConfig
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}
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/**
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* Learn from performance metrics and adjust configuration
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*/
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public async learnFromPerformance(metrics: {
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averageSearchTime: number
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memoryUsage: number
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cacheHitRate: number
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errorRate: number
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}): Promise<Partial<AutoConfigResult['recommendedConfig']>> {
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const adjustments: Partial<AutoConfigResult['recommendedConfig']> = {}
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// Learn from search performance
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if (metrics.averageSearchTime > 200) {
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// Too slow - optimize for speed
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adjustments.enableDistributedSearch = true
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adjustments.maxNodesPerPartition = Math.max(10000, (this.cachedConfig?.recommendedConfig.maxNodesPerPartition || 50000) * 0.8)
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} else if (metrics.averageSearchTime < 50) {
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// Very fast - can optimize for quality
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adjustments.maxNodesPerPartition = Math.min(100000, (this.cachedConfig?.recommendedConfig.maxNodesPerPartition || 50000) * 1.2)
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}
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// Learn from memory usage
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if (metrics.memoryUsage > (this.cachedConfig?.recommendedConfig.maxMemoryUsage || 0) * 0.9) {
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// High memory usage - enable compression
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adjustments.enableCompression = true
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}
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// Learn from cache performance
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if (metrics.cacheHitRate < 0.7) {
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// Poor cache performance - enable predictive caching
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adjustments.enablePredictiveCaching = true
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}
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// Update cached config with learned adjustments
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if (this.cachedConfig) {
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this.cachedConfig.recommendedConfig = {
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...this.cachedConfig.recommendedConfig,
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...adjustments
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}
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}
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return adjustments
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}
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/**
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* Get minimal configuration for quick setup
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*/
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public async getQuickSetupConfig(scenario: 'small' | 'medium' | 'large' | 'enterprise'): Promise<{
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expectedDatasetSize: number
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maxMemoryUsage: number
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targetSearchLatency: number
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s3Required: boolean
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}> {
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const environment = this.detectEnvironment()
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const resources = await this.detectResources()
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switch (scenario) {
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case 'small':
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return {
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expectedDatasetSize: 10000,
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maxMemoryUsage: Math.min(resources.availableMemory * 0.3, 1024 * 1024 * 1024), // 1GB max
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targetSearchLatency: 100,
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s3Required: false
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}
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case 'medium':
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return {
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expectedDatasetSize: 100000,
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maxMemoryUsage: Math.min(resources.availableMemory * 0.5, 4 * 1024 * 1024 * 1024), // 4GB max
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targetSearchLatency: 150,
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s3Required: environment === 'serverless'
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}
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case 'large':
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return {
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expectedDatasetSize: 1000000,
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maxMemoryUsage: Math.min(resources.availableMemory * 0.7, 8 * 1024 * 1024 * 1024), // 8GB max
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targetSearchLatency: 200,
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s3Required: true
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}
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case 'enterprise':
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return {
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expectedDatasetSize: 10000000,
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maxMemoryUsage: Math.min(resources.availableMemory * 0.8, 32 * 1024 * 1024 * 1024), // 32GB max
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targetSearchLatency: 300,
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s3Required: true
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}
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}
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}
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/**
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* Detect the current runtime environment
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*/
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private detectEnvironment(): 'browser' | 'nodejs' | 'serverless' | 'unknown' {
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if (isBrowser()) {
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return 'browser'
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}
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if (isNode()) {
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// Check for serverless environment indicators
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if (process.env.AWS_LAMBDA_FUNCTION_NAME ||
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process.env.VERCEL ||
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process.env.NETLIFY ||
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process.env.CLOUDFLARE_WORKERS) {
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return 'serverless'
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}
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return 'nodejs'
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}
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return 'unknown'
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}
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/**
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* Detect available system resources
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*/
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private async detectResources(): Promise<{
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availableMemory: number
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cpuCores: number
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threadingAvailable: boolean
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}> {
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let availableMemory = 2 * 1024 * 1024 * 1024 // Default 2GB
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let cpuCores = 4 // Default 4 cores
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// Browser memory detection
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if (isBrowser()) {
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// @ts-ignore - navigator.deviceMemory is experimental
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if (navigator.deviceMemory) {
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// @ts-ignore
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availableMemory = navigator.deviceMemory * 1024 * 1024 * 1024 * 0.3 // Use 30% of device memory
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} else {
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availableMemory = 512 * 1024 * 1024 // Conservative 512MB for browsers
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}
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cpuCores = navigator.hardwareConcurrency || 4
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}
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// Node.js memory detection
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if (isNode()) {
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try {
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const os = await import('os')
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availableMemory = os.totalmem() * 0.7 // Use 70% of total memory
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cpuCores = os.cpus().length
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} catch (error) {
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// Fallback to defaults
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}
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}
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return {
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availableMemory,
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cpuCores,
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threadingAvailable: isThreadingAvailable()
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}
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}
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/**
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* Detect available storage capabilities
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*/
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private async detectStorageCapabilities(s3Hint?: boolean): Promise<{
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persistentStorageAvailable: boolean
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s3StorageDetected: boolean
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}> {
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let persistentStorageAvailable = false
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let s3StorageDetected = s3Hint || false
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if (isBrowser()) {
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// Check for OPFS support
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persistentStorageAvailable = 'navigator' in globalThis &&
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'storage' in navigator &&
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'getDirectory' in navigator.storage
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}
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if (isNode()) {
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persistentStorageAvailable = true // Always available in Node.js
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// Check for AWS SDK or S3 environment variables
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s3StorageDetected = s3Hint ||
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!!(process.env.AWS_ACCESS_KEY_ID && process.env.AWS_SECRET_ACCESS_KEY) ||
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!!(process.env.S3_BUCKET_NAME)
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}
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return {
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persistentStorageAvailable,
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s3StorageDetected
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}
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}
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/**
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* Generate recommended configuration based on detected environment and resources
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*/
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private generateRecommendedConfig(
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environment: string,
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resources: { availableMemory: number; cpuCores: number },
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hints?: { expectedDataSize?: number; memoryBudget?: number }
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): AutoConfigResult['recommendedConfig'] {
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const datasetSize = hints?.expectedDataSize || this.estimateDatasetSize()
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const memoryBudget = hints?.memoryBudget || Math.floor(resources.availableMemory * 0.6)
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// Base configuration
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let config = {
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expectedDatasetSize: datasetSize,
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maxMemoryUsage: memoryBudget,
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targetSearchLatency: 150,
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enablePartitioning: datasetSize > 25000,
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enableCompression: environment === 'browser' || memoryBudget < 2 * 1024 * 1024 * 1024,
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enableDistributedSearch: resources.cpuCores > 2 && datasetSize > 50000,
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enablePredictiveCaching: true,
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partitionStrategy: 'semantic' as const,
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maxNodesPerPartition: 50000,
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semanticClusters: 8
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}
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// Environment-specific adjustments
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switch (environment) {
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case 'browser':
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config = {
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...config,
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maxMemoryUsage: Math.min(memoryBudget, 1024 * 1024 * 1024), // Cap at 1GB
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targetSearchLatency: 200, // More lenient for browsers
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enableCompression: true, // Always enable for browsers
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maxNodesPerPartition: 25000, // Smaller partitions
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semanticClusters: 4 // Fewer clusters to save memory
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}
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break
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case 'serverless':
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config = {
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...config,
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targetSearchLatency: 500, // Account for cold starts
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enablePredictiveCaching: false, // Avoid background processes
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maxNodesPerPartition: 30000 // Moderate partition size
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}
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break
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case 'nodejs':
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config = {
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...config,
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targetSearchLatency: 100, // Aggressive for Node.js
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maxNodesPerPartition: Math.min(100000, Math.floor(datasetSize / 10)), // Larger partitions
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semanticClusters: Math.min(16, Math.max(4, Math.floor(datasetSize / 50000))) // Scale clusters with data
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}
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break
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}
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// Dataset size adjustments
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if (datasetSize > 1000000) {
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config.semanticClusters = Math.min(32, Math.floor(datasetSize / 100000))
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config.maxNodesPerPartition = 100000
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} else if (datasetSize < 10000) {
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config.enablePartitioning = false
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config.enableDistributedSearch = false
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config.partitionStrategy = 'semantic' // Keep semantic but disable partitioning
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}
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return config
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}
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/**
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* Generate optimization flags based on environment and resources
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*/
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private generateOptimizationFlags(
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environment: string,
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resources: { availableMemory: number; cpuCores: number }
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): AutoConfigResult['optimizationFlags'] {
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return {
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useMemoryMapping: environment === 'nodejs' && resources.availableMemory > 4 * 1024 * 1024 * 1024,
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aggressiveCaching: resources.availableMemory > 2 * 1024 * 1024 * 1024,
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backgroundOptimization: environment !== 'serverless' && resources.cpuCores > 2,
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compressionLevel: resources.availableMemory < 1024 * 1024 * 1024 ? 'aggressive' :
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resources.availableMemory < 4 * 1024 * 1024 * 1024 ? 'light' : 'none'
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}
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}
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/**
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* Adapt configuration based on actual dataset analysis
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*/
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private adaptConfigurationToData(
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baseConfig: AutoConfigResult,
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analysis: DatasetAnalysis
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): AutoConfigResult {
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const updatedConfig = { ...baseConfig }
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// Adjust based on actual dataset size
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if (analysis.estimatedSize !== baseConfig.recommendedConfig.expectedDatasetSize) {
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const sizeRatio = analysis.estimatedSize / baseConfig.recommendedConfig.expectedDatasetSize
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updatedConfig.recommendedConfig.expectedDatasetSize = analysis.estimatedSize
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// Scale partition size with dataset
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if (sizeRatio > 2) {
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updatedConfig.recommendedConfig.maxNodesPerPartition = Math.min(
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100000,
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Math.floor(updatedConfig.recommendedConfig.maxNodesPerPartition * 1.5)
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)
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updatedConfig.recommendedConfig.semanticClusters = Math.min(
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32,
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Math.floor(updatedConfig.recommendedConfig.semanticClusters * 1.5)
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)
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}
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}
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// Adjust based on vector dimension
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if (analysis.vectorDimension) {
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if (analysis.vectorDimension > 1024) {
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// High-dimensional vectors - optimize for compression
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updatedConfig.recommendedConfig.enableCompression = true
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updatedConfig.optimizationFlags.compressionLevel = 'aggressive'
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}
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}
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// Adjust based on access patterns
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if (analysis.accessPatterns === 'read-heavy') {
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updatedConfig.recommendedConfig.enablePredictiveCaching = true
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updatedConfig.optimizationFlags.aggressiveCaching = true
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} else if (analysis.accessPatterns === 'write-heavy') {
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updatedConfig.recommendedConfig.enablePredictiveCaching = false
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updatedConfig.optimizationFlags.backgroundOptimization = false
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}
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return updatedConfig
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}
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/**
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* Estimate dataset size if not provided
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*/
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private estimateDatasetSize(): number {
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// Start with conservative estimate
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const environment = this.detectEnvironment()
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switch (environment) {
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case 'browser': return 10000
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case 'serverless': return 50000
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case 'nodejs': return 100000
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default: return 25000
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}
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}
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/**
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* Reset cached configuration (for testing or manual refresh)
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*/
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public resetCache(): void {
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this.cachedConfig = null
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this.datasetStats = { estimatedSize: 0 }
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}
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}
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/**
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* Convenience function for quick auto-configuration
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*/
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export async function autoConfigureBrainy(hints?: {
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expectedDataSize?: number
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s3Available?: boolean
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memoryBudget?: number
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}): Promise<AutoConfigResult> {
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const autoConfig = AutoConfiguration.getInstance()
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return autoConfig.detectAndConfigure(hints)
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}
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/**
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* Get quick setup configuration for common scenarios
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*/
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export async function getQuickSetup(scenario: 'small' | 'medium' | 'large' | 'enterprise') {
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const autoConfig = AutoConfiguration.getInstance()
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return autoConfig.getQuickSetupConfig(scenario)
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}
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