/**
 * ControllerRegistry - Central controller lifecycle management for AgentDB v3
 *
 * Wraps the AgentDB class and adds CLI-specific controllers from @claude-flow/memory.
 * Manages initialization (level-based ordering), health checks, and graceful shutdown.
 *
 * Per ADR-053: Replaces memory-initializer.js's raw sql.js usage with a unified
 * controller ecosystem routing all memory operations through AgentDB v3.
 *
 * @module @claude-flow/memory/controller-registry
 */
import { EventEmitter } from 'node:events';
import type { IMemoryBackend, EmbeddingGenerator, SONAMode } from './types.js';
import type { LearningBridgeConfig } from './learning-bridge.js';
import type { MemoryGraphConfig } from './memory-graph.js';
import type { CacheConfig } from './types.js';
/**
 * Controllers accessible via AgentDB.getController()
 */
export type AgentDBControllerName = 'reasoningBank' | 'skills' | 'reflexion' | 'causalGraph' | 'causalRecall' | 'learningSystem' | 'explainableRecall' | 'nightlyLearner' | 'graphTransformer' | 'mutationGuard' | 'attestationLog' | 'vectorBackend' | 'graphAdapter';
/**
 * CLI-layer controllers (from @claude-flow/memory or new)
 */
export type CLIControllerName = 'learningBridge' | 'memoryGraph' | 'agentMemoryScope' | 'tieredCache' | 'hybridSearch' | 'federatedSession' | 'semanticRouter' | 'sonaTrajectory' | 'hierarchicalMemory' | 'memoryConsolidation' | 'batchOperations' | 'contextSynthesizer' | 'gnnService' | 'rvfOptimizer' | 'mmrDiversityRanker' | 'guardedVectorBackend';
/**
 * All controller names
 */
export type ControllerName = AgentDBControllerName | CLIControllerName;
/**
 * Initialization level for dependency ordering
 */
export interface InitLevel {
    level: number;
    controllers: ControllerName[];
}
/**
 * Individual controller health status
 */
export interface ControllerHealth {
    name: ControllerName;
    status: 'healthy' | 'degraded' | 'unavailable';
    initTimeMs: number;
    error?: string;
}
/**
 * Aggregated health report for all controllers
 */
export interface RegistryHealthReport {
    status: 'healthy' | 'degraded' | 'unhealthy';
    controllers: ControllerHealth[];
    agentdbAvailable: boolean;
    initTimeMs: number;
    timestamp: number;
    activeControllers: number;
    totalControllers: number;
}
/**
 * Runtime configuration for controller activation
 */
export interface RuntimeConfig {
    /** Database path for AgentDB */
    dbPath?: string;
    /** Vector dimension (default: 384 for MiniLM) */
    dimension?: number;
    /** Embedding generator function */
    embeddingGenerator?: EmbeddingGenerator;
    /** Memory backend config */
    memory?: {
        enableHNSW?: boolean;
        learningBridge?: Partial<LearningBridgeConfig>;
        memoryGraph?: Partial<MemoryGraphConfig>;
        tieredCache?: Partial<CacheConfig>;
    };
    /** Neural config */
    neural?: {
        enabled?: boolean;
        modelPath?: string;
        sonaMode?: SONAMode;
    };
    /** Controllers to explicitly enable/disable */
    controllers?: Partial<Record<ControllerName, boolean>>;
    /** Backend instance to use (if pre-created) */
    backend?: IMemoryBackend;
}
/**
 * Level-based initialization order per ADR-053.
 * Controllers at each level can be initialized in parallel.
 * Each level must complete before the next begins.
 */
export declare const INIT_LEVELS: InitLevel[];
/**
 * Central registry for AgentDB v3 controller lifecycle management.
 *
 * Handles:
 * - Level-based initialization ordering (levels 0-6)
 * - Graceful degradation (each controller fails independently)
 * - Config-driven activation (controllers only instantiate when enabled)
 * - Health check aggregation across all controllers
 * - Ordered shutdown (reverse initialization order)
 *
 * @example
 * ```typescript
 * const registry = new ControllerRegistry();
 * await registry.initialize({
 *   dbPath: './data/memory.db',
 *   dimension: 384,
 *   memory: {
 *     enableHNSW: true,
 *     learningBridge: { sonaMode: 'balanced' },
 *     memoryGraph: { pageRankDamping: 0.85 },
 *   },
 * });
 *
 * const reasoning = registry.get<ReasoningBank>('reasoningBank');
 * const graph = registry.get<MemoryGraph>('memoryGraph');
 *
 * await registry.shutdown();
 * ```
 */
export declare class ControllerRegistry extends EventEmitter {
    private controllers;
    private agentdb;
    private backend;
    private config;
    private initialized;
    private initTimeMs;
    /**
     * Initialize all controllers in level-based order.
     *
     * Each level's controllers are initialized in parallel within the level.
     * Failures are isolated: a controller that fails to init is marked as
     * unavailable but does not block other controllers.
     */
    initialize(config?: RuntimeConfig): Promise<void>;
    /**
     * Shutdown all controllers in reverse initialization order.
     */
    shutdown(): Promise<void>;
    /**
     * Get a controller instance by name.
     * Returns null if the controller is not initialized or unavailable.
     */
    get<T>(name: ControllerName): T | null;
    /**
     * Check if a controller is enabled and initialized.
     */
    isEnabled(name: ControllerName): boolean;
    /**
     * Aggregate health check across all controllers.
     */
    healthCheck(): Promise<RegistryHealthReport>;
    /**
     * Get the underlying AgentDB instance.
     */
    getAgentDB(): any;
    /**
     * Get the memory backend.
     */
    getBackend(): IMemoryBackend | null;
    /**
     * Check if the registry is initialized.
     */
    isInitialized(): boolean;
    /**
     * Get the number of active (successfully initialized) controllers.
     */
    getActiveCount(): number;
    /**
     * List all registered controller names and their status.
     */
    listControllers(): Array<{
        name: ControllerName;
        enabled: boolean;
        level: number;
    }>;
    /**
     * Initialize AgentDB instance with dynamic import and fallback chain.
     */
    private initAgentDB;
    /**
     * Check whether a controller should be initialized based on config.
     */
    private isControllerEnabled;
    /**
     * Initialize a single controller with error isolation.
     */
    private initController;
    /**
     * Factory method to create a controller instance.
     * Handles CLI-layer controllers; AgentDB-internal controllers are
     * accessed via agentdb.getController().
     */
    private createController;
    /**
     * Shutdown a single controller gracefully.
     */
    private shutdownController;
    /**
     * Create an EmbeddingService for controllers that need it.
     * Uses the config's embedding generator or creates a minimal local service.
     */
    private createEmbeddingService;
    /**
     * Lightweight in-memory tiered store (fallback when HierarchicalMemory
     * cannot be initialized from agentdb).
     * Enforces per-tier size limits to prevent unbounded memory growth.
     */
    private createTieredMemoryStub;
    /**
     * No-op consolidation stub (fallback when MemoryConsolidation
     * cannot be initialized from agentdb).
     */
    private createConsolidationStub;
}
export default ControllerRegistry;
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