jay-code/src/cli/maestro-cli-bridge.ts

Streamlined AI CLI orchestration engine with mathematical rigor and enterprise-grade reliability

/**
 * Maestro CLI Bridge - Optimization Implementation
 * 
 * This bridge provides optimized CLI integration for the Maestro specifications-driven
 * development framework, implementing performance enhancements and intelligent features
 * while maintaining compatibility with existing infrastructure.
 * 
 * Key optimizations:
 * - Parallel dependency initialization with caching
 * - Performance monitoring integration
 * - Configuration validation and management
 * - Intelligent error handling and recovery
 */

import { join } from 'path';
import chalk from 'chalk';
import { EventEmitter } from 'events';

// Core infrastructure
import { Config } from '../utils/types.js';
import { SystemError } from '../utils/errors.js';
import { IEventBus } from '../core/event-bus.js';
import { ILogger } from '../core/logger.js';
import { IMemoryManager } from '../memory/manager.js';
import { AgentManager } from '../agents/agent-manager.js';
import { Orchestrator } from '../core/orchestrator.js';

// Maestro system
import { MaestroSwarmCoordinator, MaestroSwarmConfig } from '../maestro/maestro-swarm-coordinator.js';

// Performance monitoring
import { agenticHookManager } from '../services/agentic-flow-hooks/index.js';

export interface MaestroCLIBridgeConfig {
  enablePerformanceMonitoring: boolean;
  initializationTimeout: number;
  cacheEnabled: boolean;
  logLevel: 'debug' | 'info' | 'warn' | 'error';
}

export interface PerformanceMetrics {
  operation: string;
  duration: number;
  success: boolean;
  timestamp: number;
  memoryUsage?: number;
  error?: string;
}

/**
 * CLI Bridge for optimized Maestro integration
 */
export class MaestroCLIBridge {
  private swarmCoordinator?: MaestroSwarmCoordinator;
  private initializationCache: Map<string, any> = new Map();
  private configCache?: Config;
  private performanceMetrics: PerformanceMetrics[] = [];
  private initialized: boolean = false;

  constructor(
    private bridgeConfig: Partial<MaestroCLIBridgeConfig> = {}
  ) {
    // Set default configuration
    this.bridgeConfig = {
      enablePerformanceMonitoring: true,
      initializationTimeout: 30000, // 30 seconds
      cacheEnabled: true,
      logLevel: 'info',
      ...this.bridgeConfig
    };
  }

  /**
   * Initialize orchestrator with parallel dependency loading and caching
   */
  async initializeOrchestrator(): Promise<MaestroSwarmCoordinator> {
    const startTime = Date.now();

    try {
      if (this.swarmCoordinator && this.initialized) {
        console.log(chalk.green('✅ Using cached Maestro swarm coordinator'));
        return this.swarmCoordinator;
      }

      console.log(chalk.blue('🚀 Initializing Maestro orchestrator...'));

      // Parallel initialization with caching
      const [config, eventBus, logger, memoryManager, agentManager, mainOrchestrator] = 
        await Promise.all([
          this.getOrCreateConfig(),
          this.getOrCreateEventBus(),
          this.getOrCreateLogger(),
          this.getOrCreateMemoryManager(),
          this.getOrCreateAgentManager(),
          this.getOrCreateMainOrchestrator()
        ]);

      // Create optimized Maestro configuration
      const maestroConfig = this.getOptimizedMaestroConfig();

      // Initialize native swarm coordinator
      this.swarmCoordinator = new MaestroSwarmCoordinator(
        maestroConfig,
        eventBus,
        logger
      );

      // Initialize native hive mind swarm with performance monitoring
      await this.executeWithMonitoring('swarm_init', async () => {
        const swarmId = await this.swarmCoordinator!.initialize();
        console.log(chalk.green(`✅ Native hive mind swarm initialized: ${swarmId}`));
      });

      this.initialized = true;
      const duration = Date.now() - startTime;
      
      console.log(chalk.green(`✅ Maestro orchestrator ready (${duration}ms)`));
      
      // Report performance metrics
      await this.reportPerformanceMetric('orchestrator_init', duration, true);

      return this.swarmCoordinator;

    } catch (error) {
      const duration = Date.now() - startTime;
      await this.reportPerformanceMetric('orchestrator_init', duration, false, error instanceof Error ? error.message : String(error));
      
      console.error(chalk.red(`❌ Failed to initialize Maestro orchestrator: ${error instanceof Error ? error.message : String(error)}`));
      throw error;
    }
  }

  /**
   * Execute operation with performance monitoring
   */
  async executeWithMonitoring<T>(
    operation: string,
    fn: () => Promise<T>,
    context?: Record<string, any>
  ): Promise<T> {
    if (!this.bridgeConfig.enablePerformanceMonitoring) {
      return await fn();
    }

    const startTime = Date.now();
    const startMemory = process.memoryUsage().heapUsed;

    try {
      // Execute pre-operation hooks
      await this.executePerformanceHook('performance-metric', {
        metric: `${operation}_start`,
        value: startTime,
        unit: 'timestamp',
        context: { operation, ...context }
      });

      const result = await fn();
      
      const endTime = Date.now();
      const endMemory = process.memoryUsage().heapUsed;
      const duration = endTime - startTime;
      const memoryDelta = endMemory - startMemory;

      // Record metrics
      await this.reportPerformanceMetric(operation, duration, true, undefined, memoryDelta);

      // Execute post-operation hooks
      await this.executePerformanceHook('performance-metric', {
        metric: `${operation}_complete`,
        value: duration,
        unit: 'milliseconds',
        context: { 
          operation, 
          success: true, 
          memoryDelta: memoryDelta / 1024 / 1024, // MB
          ...context 
        }
      });

      return result;

    } catch (error) {
      const duration = Date.now() - startTime;
      const memoryDelta = process.memoryUsage().heapUsed - startMemory;

      await this.reportPerformanceMetric(operation, duration, false, error instanceof Error ? error.message : String(error), memoryDelta);

      // Execute error hooks
      await this.executePerformanceHook('performance-metric', {
        metric: `${operation}_error`,
        value: duration,
        unit: 'milliseconds',
        context: { 
          operation, 
          success: false, 
          error: error instanceof Error ? error.message : String(error),
          memoryDelta: memoryDelta / 1024 / 1024, // MB
          ...context 
        }
      });

      throw error;
    }
  }

  /**
   * Get optimized Maestro configuration
   */
  private getOptimizedMaestroConfig(): MaestroSwarmConfig {
    return {
      hiveMindConfig: {
        name: 'maestro-specs-driven-swarm',
        topology: 'specs-driven',
        queenMode: 'strategic',
        maxAgents: 8,
        consensusThreshold: 0.66,
        memoryTTL: 86400000,
        autoSpawn: true,
        enableConsensus: true,
        enableMemory: true,
        enableCommunication: true
      },
      enableConsensusValidation: true,
      enableLivingDocumentation: true,
      enableSteeringIntegration: true,
      specsDirectory: join(process.cwd(), 'docs', 'maestro', 'specs'),
      steeringDirectory: join(process.cwd(), 'docs', 'maestro', 'steering')
    };
  }

  /**
   * Cached configuration management
   */
  private async getOrCreateConfig(): Promise<Config> {
    const cacheKey = 'config';
    
    if (this.bridgeConfig.cacheEnabled && this.initializationCache.has(cacheKey)) {
      return this.initializationCache.get(cacheKey);
    }

    // Create basic configuration - in a real implementation, this would load from file
    const config: Config = {
      env: (process.env.NODE_ENV as 'development' | 'production' | 'test') || 'development',
      logLevel: this.bridgeConfig.logLevel || 'info',
      enableMetrics: this.bridgeConfig.enablePerformanceMonitoring || true
    };

    if (this.bridgeConfig.cacheEnabled) {
      this.initializationCache.set(cacheKey, config);
    }

    return config;
  }

  /**
   * Cached event bus creation
   */
  private async getOrCreateEventBus(): Promise<IEventBus> {
    const cacheKey = 'eventBus';
    
    if (this.bridgeConfig.cacheEnabled && this.initializationCache.has(cacheKey)) {
      return this.initializationCache.get(cacheKey);
    }

    // Create simple event bus implementation
    const eventBus: IEventBus = new EventEmitter() as any;

    if (this.bridgeConfig.cacheEnabled) {
      this.initializationCache.set(cacheKey, eventBus);
    }

    return eventBus;
  }

  /**
   * Cached logger creation
   */
  private async getOrCreateLogger(): Promise<ILogger> {
    const cacheKey = 'logger';
    
    if (this.bridgeConfig.cacheEnabled && this.initializationCache.has(cacheKey)) {
      return this.initializationCache.get(cacheKey);
    }

    // Create simple logger implementation
    const logger: ILogger = {
      debug: (message: string, ...args: any[]) => {
        if (this.bridgeConfig.logLevel === 'debug') {
          console.log(chalk.gray(`[DEBUG] ${message}`), ...args);
        }
      },
      info: (message: string, ...args: any[]) => {
        console.log(chalk.blue(`[INFO] ${message}`), ...args);
      },
      warn: (message: string, ...args: any[]) => {
        console.log(chalk.yellow(`[WARN] ${message}`), ...args);
      },
      error: (message: string, ...args: any[]) => {
        console.log(chalk.red(`[ERROR] ${message}`), ...args);
      },
      configure: async (config: any) => { /* no-op */ },
      level: this.bridgeConfig.logLevel
    };

    if (this.bridgeConfig.cacheEnabled) {
      this.initializationCache.set(cacheKey, logger);
    }

    return logger;
  }

  /**
   * Cached memory manager creation
   */
  private async getOrCreateMemoryManager(): Promise<IMemoryManager> {
    const cacheKey = 'memoryManager';
    
    if (this.bridgeConfig.cacheEnabled && this.initializationCache.has(cacheKey)) {
      return this.initializationCache.get(cacheKey);
    }

    // Create simple memory manager implementation
    const memoryManager: IMemoryManager = {
      initialize: async () => {},
      shutdown: async () => {},
      createBank: async (agentId: string) => `bank-${agentId}`,
      closeBank: async (bankId: string) => {},
      store: async (entry: any) => {},
      retrieve: async (id: string) => undefined,
      query: async (query: any) => [],
      update: async (id: string, updates: any) => {},
      delete: async (id: string) => {},
      getHealthStatus: async () => ({ healthy: true }),
      performMaintenance: async () => {}
    };

    if (this.bridgeConfig.cacheEnabled) {
      this.initializationCache.set(cacheKey, memoryManager);
    }

    return memoryManager;
  }

  /**
   * Cached agent manager creation
   */
  private async getOrCreateAgentManager(): Promise<AgentManager> {
    const cacheKey = 'agentManager';
    
    if (this.bridgeConfig.cacheEnabled && this.initializationCache.has(cacheKey)) {
      return this.initializationCache.get(cacheKey);
    }

    // Create agent manager - this would integrate with existing system
    const config = await this.getOrCreateConfig();
    const eventBus = await this.getOrCreateEventBus();
    const logger = await this.getOrCreateLogger();
    const memoryManager = await this.getOrCreateMemoryManager();
    
    const agentManager = new AgentManager(
      { maxAgents: 10 }, // AgentManagerConfig
      logger,
      eventBus,
      memoryManager as any // Cast to DistributedMemorySystem
    );

    if (this.bridgeConfig.cacheEnabled) {
      this.initializationCache.set(cacheKey, agentManager);
    }

    return agentManager;
  }

  /**
   * Cached main orchestrator creation
   */
  private async getOrCreateMainOrchestrator(): Promise<Orchestrator> {
    const cacheKey = 'mainOrchestrator';
    
    if (this.bridgeConfig.cacheEnabled && this.initializationCache.has(cacheKey)) {
      return this.initializationCache.get(cacheKey);
    }

    // Create main orchestrator with required parameters
    const config = await this.getOrCreateConfig();
    const eventBus = await this.getOrCreateEventBus();
    const logger = await this.getOrCreateLogger();
    const memoryManager = await this.getOrCreateMemoryManager();
    
    // Create mock dependencies for orchestrator
    const mockTerminalManager = {} as any;
    const mockCoordinationManager = {} as any;
    const mockMCPServer = {} as any;
    
    const orchestrator = new Orchestrator(
      config,
      mockTerminalManager,
      memoryManager,
      mockCoordinationManager,
      mockMCPServer,
      eventBus,
      logger
    );

    if (this.bridgeConfig.cacheEnabled) {
      this.initializationCache.set(cacheKey, orchestrator);
    }

    return orchestrator;
  }

  /**
   * Execute performance hooks
   */
  private async executePerformanceHook(type: string, data: any): Promise<void> {
    try {
      await agenticHookManager.executeHooks(type as any, data, {
        sessionId: `maestro-cli-${Date.now()}`,
        timestamp: Date.now(),
        correlationId: `maestro-performance`,
        metadata: { source: 'maestro-cli-bridge' },
        memory: { namespace: 'maestro', provider: 'memory', cache: new Map() },
        neural: { modelId: 'default', patterns: null as any, training: null as any },
        performance: { metrics: new Map(), bottlenecks: [], optimizations: [] }
      } as any);
    } catch (error) {
      // Don't let hook failures break the main operation
      console.warn(chalk.yellow(`⚠️  Performance hook failed: ${error instanceof Error ? error.message : String(error)}`));
    }
  }

  /**
   * Report performance metrics
   */
  private async reportPerformanceMetric(
    operation: string,
    duration: number,
    success: boolean,
    error?: string,
    memoryUsage?: number
  ): Promise<void> {
    const metric: PerformanceMetrics = {
      operation,
      duration,
      success,
      timestamp: Date.now(),
      memoryUsage,
      error
    };

    this.performanceMetrics.push(metric);

    // Keep only last 100 metrics
    if (this.performanceMetrics.length > 100) {
      this.performanceMetrics.shift();
    }

    // Log performance information
    if (this.bridgeConfig.logLevel === 'debug') {
      const memoryInfo = memoryUsage ? ` (${(memoryUsage / 1024 / 1024).toFixed(2)}MB)` : '';
      console.log(
        chalk.gray(
          `[PERF] ${operation}: ${duration}ms ${success ? '✓' : '✗'}${memoryInfo}`
        )
      );
    }
  }

  /**
   * Get performance summary
   */
  getPerformanceSummary(): any {
    const successful = this.performanceMetrics.filter(m => m.success);
    const failed = this.performanceMetrics.filter(m => !m.success);
    
    const avgDuration = successful.length > 0 
      ? successful.reduce((sum, m) => sum + m.duration, 0) / successful.length
      : 0;

    return {
      totalOperations: this.performanceMetrics.length,
      successfulOperations: successful.length,
      failedOperations: failed.length,
      successRate: this.performanceMetrics.length > 0 
        ? (successful.length / this.performanceMetrics.length) * 100
        : 0,
      averageDuration: Math.round(avgDuration),
      recentMetrics: this.performanceMetrics.slice(-10)
    };
  }

  /**
   * Validate configuration and environment
   */
  async validateConfiguration(): Promise<{ valid: boolean; issues: string[] }> {
    const issues: string[] = [];

    try {
      // Check Node.js version
      const nodeVersion = process.versions.node;
      const majorVersion = parseInt(nodeVersion.split('.')[0]);
      if (majorVersion < 16) {
        issues.push(`Node.js version ${nodeVersion} is not supported. Minimum required: 16.0.0`);
      }

      // Check available memory
      const memoryUsage = process.memoryUsage();
      const availableMemory = memoryUsage.heapTotal;
      if (availableMemory < 100 * 1024 * 1024) { // 100MB
        issues.push('Low available memory detected. Maestro requires at least 100MB heap space');
      }

      // Check file system permissions
      const specsDir = join(process.cwd(), 'docs', 'maestro', 'specs');
      try {
        const fs = await import('fs/promises');
        await fs.access(specsDir, fs.constants.F_OK);
      } catch {
        // Directory doesn't exist, which is fine - it will be created
      }

      return {
        valid: issues.length === 0,
        issues
      };

    } catch (error) {
      issues.push(`Configuration validation failed: ${error instanceof Error ? error.message : String(error)}`);
      return { valid: false, issues };
    }
  }

  /**
   * Clear caches and reset state
   */
  clearCache(): void {
    this.initializationCache.clear();
    this.configCache = undefined;
    this.initialized = false;
    console.log(chalk.gray('🧹 Maestro CLI bridge cache cleared'));
  }

  /**
   * Shutdown and cleanup resources
   */
  async shutdown(): Promise<void> {
    if (this.swarmCoordinator) {
      await this.swarmCoordinator.shutdown();
    }
    
    this.clearCache();
    this.performanceMetrics = [];
    
    console.log(chalk.green('✅ Maestro CLI bridge shutdown complete'));
  }
}