/**
 * Hive-Mind System Integration Interface
 * 
 * This module provides seamless integration with the existing hive-mind system,
 * enabling swarms to leverage collective intelligence, shared memory, and
 * distributed coordination capabilities while maintaining compatibility
 * with the current claude-flow architecture.
 */

import { EventEmitter } from 'node:events';
import { Logger } from '../core/logger.js';
import { generateId } from '../utils/helpers.js';
import { MemoryManager } from '../memory/manager.js';
import type { AdvancedSwarmOrchestrator } from './advanced-orchestrator.js';
import {
  SwarmExecutionContext,
  SwarmAgent,
  SwarmTask,
  TaskResult,
  SwarmObjective,
  AgentState,
  SwarmMetrics,
} from './types.js';

export interface HiveMindConfig {
  enableSharedIntelligence: boolean;
  enableCollectiveMemory: boolean;
  enableDistributedLearning: boolean;
  enableKnowledgeSharing: boolean;
  hiveMindEndpoint?: string;
  syncInterval: number;
  maxSharedMemorySize: number;
  intelligencePoolSize: number;
  learningRate: number;
  knowledgeRetentionPeriod: number;
}

export interface HiveMindSession {
  id: string;
  swarmId: string;
  participants: string[];
  sharedMemory: Map<string, any>;
  collectiveIntelligence: CollectiveIntelligence;
  knowledgeBase: KnowledgeBase;
  distributedLearning: DistributedLearning;
  status: 'active' | 'paused' | 'terminated';
  startTime: Date;
  lastSync: Date;
}

export interface CollectiveIntelligence {
  patterns: Map<string, Pattern>;
  insights: Map<string, Insight>;
  decisions: Map<string, CollectiveDecision>;
  predictions: Map<string, Prediction>;
}

export interface Pattern {
  id: string;
  type: 'behavioral' | 'performance' | 'error' | 'success';
  description: string;
  frequency: number;
  confidence: number;
  contexts: string[];
  impact: 'low' | 'medium' | 'high';
  discoveredBy: string[];
  lastSeen: Date;
}

export interface Insight {
  id: string;
  category: 'optimization' | 'coordination' | 'quality' | 'efficiency';
  title: string;
  description: string;
  evidence: any[];
  confidence: number;
  applicability: string[];
  contributingAgents: string[];
  timestamp: Date;
}

export interface CollectiveDecision {
  id: string;
  question: string;
  options: DecisionOption[];
  votingResults: Map<string, string>;
  consensus: string;
  confidence: number;
  reasoning: string;
  participants: string[];
  timestamp: Date;
}

export interface DecisionOption {
  id: string;
  description: string;
  pros: string[];
  cons: string[];
  risk: 'low' | 'medium' | 'high';
  effort: 'low' | 'medium' | 'high';
  expectedOutcome: string;
}

export interface Prediction {
  id: string;
  target: string;
  predicted_value: any;
  confidence: number;
  timeframe: string;
  methodology: string;
  factors: string[];
  accuracy?: number;
  createdBy: string[];
  timestamp: Date;
}

export interface KnowledgeBase {
  facts: Map<string, Fact>;
  procedures: Map<string, Procedure>;
  bestPractices: Map<string, BestPractice>;
  lessons: Map<string, Lesson>;
}

export interface Fact {
  id: string;
  statement: string;
  category: string;
  confidence: number;
  sources: string[];
  validatedBy: string[];
  contexts: string[];
  timestamp: Date;
}

export interface Procedure {
  id: string;
  name: string;
  description: string;
  steps: ProcedureStep[];
  preconditions: string[];
  postconditions: string[];
  successRate: number;
  contexts: string[];
  lastUsed: Date;
}

export interface ProcedureStep {
  order: number;
  action: string;
  parameters: Record<string, any>;
  expectedResult: string;
  alternatives: string[];
}

export interface BestPractice {
  id: string;
  domain: string;
  practice: string;
  rationale: string;
  benefits: string[];
  applicableContexts: string[];
  effectiveness: number;
  adoptionRate: number;
  validatedBy: string[];
  timestamp: Date;
}

export interface Lesson {
  id: string;
  title: string;
  situation: string;
  actions: string[];
  outcome: string;
  learning: string;
  applicability: string[];
  importance: 'low' | 'medium' | 'high' | 'critical';
  learnedBy: string[];
  timestamp: Date;
}

export interface DistributedLearning {
  models: Map<string, LearningModel>;
  experiences: Map<string, Experience>;
  adaptations: Map<string, Adaptation>;
  performance: PerformanceTrends;
}

export interface LearningModel {
  id: string;
  type: 'neural' | 'statistical' | 'heuristic' | 'ensemble';
  purpose: string;
  parameters: Record<string, any>;
  performance: ModelPerformance;
  trainingData: string[];
  lastUpdated: Date;
  version: string;
}

export interface ModelPerformance {
  accuracy: number;
  precision: number;
  recall: number;
  f1Score: number;
  validationResults: any[];
  benchmarkResults: any[];
}

export interface Experience {
  id: string;
  context: string;
  situation: string;
  actions: string[];
  results: any[];
  feedback: number;
  tags: string[];
  agentId: string;
  timestamp: Date;
}

export interface Adaptation {
  id: string;
  trigger: string;
  change: string;
  reason: string;
  effectiveness: number;
  rollbackPlan: string;
  approvedBy: string[];
  implementedAt: Date;
}

export interface PerformanceTrends {
  metrics: Map<string, number[]>;
  improvements: string[];
  degradations: string[];
  stability: number;
  trends: TrendAnalysis[];
}

export interface TrendAnalysis {
  metric: string;
  direction: 'increasing' | 'decreasing' | 'stable' | 'volatile';
  magnitude: number;
  confidence: number;
  timeframe: string;
  factors: string[];
}

export class HiveMindIntegration extends EventEmitter {
  private logger: Logger;
  private config: HiveMindConfig;
  private memoryManager: MemoryManager;
  private activeSessions: Map<string, HiveMindSession> = new Map();
  private globalKnowledgeBase: KnowledgeBase;
  private globalIntelligence: CollectiveIntelligence;
  private syncInterval?: NodeJS.Timeout;
  private isInitialized: boolean = false;

  constructor(
    config: Partial<HiveMindConfig> = {},
    memoryManager: MemoryManager
  ) {
    super();
    
    this.logger = new Logger('HiveMindIntegration');
    this.config = this.createDefaultConfig(config);
    this.memoryManager = memoryManager;
    this.globalKnowledgeBase = this.initializeKnowledgeBase();
    this.globalIntelligence = this.initializeCollectiveIntelligence();

    this.setupEventHandlers();
  }

  /**
   * Initialize the hive-mind integration
   */
  async initialize(): Promise<void> {
    if (this.isInitialized) {
      this.logger.warn('Hive-mind integration already initialized');
      return;
    }

    this.logger.info('Initializing hive-mind integration...');

    try {
      // Load existing knowledge base from memory
      await this.loadKnowledgeBase();

      // Load collective intelligence data
      await this.loadCollectiveIntelligence();

      // Start synchronization if enabled
      if (this.config.syncInterval > 0) {
        this.startPeriodicSync();
      }

      this.isInitialized = true;
      this.logger.info('Hive-mind integration initialized successfully');
      this.emit('initialized');

    } catch (error) {
      this.logger.error('Failed to initialize hive-mind integration', error);
      throw error;
    }
  }

  /**
   * Shutdown the integration gracefully
   */
  async shutdown(): Promise<void> {
    if (!this.isInitialized) return;

    this.logger.info('Shutting down hive-mind integration...');

    try {
      // Stop synchronization
      if (this.syncInterval) {
        clearInterval(this.syncInterval);
      }

      // Save current state
      await this.saveKnowledgeBase();
      await this.saveCollectiveIntelligence();

      // Terminate active sessions
      const terminationPromises = Array.from(this.activeSessions.keys())
        .map(sessionId => this.terminateSession(sessionId));
      
      await Promise.allSettled(terminationPromises);

      this.isInitialized = false;
      this.logger.info('Hive-mind integration shut down successfully');
      this.emit('shutdown');

    } catch (error) {
      this.logger.error('Error during hive-mind integration shutdown', error);
      throw error;
    }
  }

  /**
   * Create a new hive-mind session for a swarm
   */
  async createSession(
    swarmId: string,
    orchestrator: AdvancedSwarmOrchestrator
  ): Promise<string> {
    const sessionId = generateId('hive-session');
    
    this.logger.info('Creating hive-mind session', {
      sessionId,
      swarmId,
    });

    const session: HiveMindSession = {
      id: sessionId,
      swarmId,
      participants: [],
      sharedMemory: new Map(),
      collectiveIntelligence: this.initializeCollectiveIntelligence(),
      knowledgeBase: this.initializeKnowledgeBase(),
      distributedLearning: this.initializeDistributedLearning(),
      status: 'active',
      startTime: new Date(),
      lastSync: new Date(),
    };

    this.activeSessions.set(sessionId, session);

    // Initialize session with global knowledge
    await this.initializeSessionWithGlobalKnowledge(session);

    this.emit('session:created', {
      sessionId,
      swarmId,
    });

    return sessionId;
  }

  /**
   * Add an agent to a hive-mind session
   */
  async addAgentToSession(
    sessionId: string,
    agentId: string,
    agent: SwarmAgent
  ): Promise<void> {
    const session = this.activeSessions.get(sessionId);
    if (!session) {
      throw new Error(`Hive-mind session not found: ${sessionId}`);
    }

    if (!session.participants.includes(agentId)) {
      session.participants.push(agentId);
      
      this.logger.info('Agent added to hive-mind session', {
        sessionId,
        agentId,
        participantCount: session.participants.length,
      });

      // Share relevant knowledge with the agent
      await this.shareKnowledgeWithAgent(session, agentId, agent);

      this.emit('agent:joined', {
        sessionId,
        agentId,
        participantCount: session.participants.length,
      });
    }
  }

  /**
   * Remove an agent from a hive-mind session
   */
  async removeAgentFromSession(
    sessionId: string,
    agentId: string
  ): Promise<void> {
    const session = this.activeSessions.get(sessionId);
    if (!session) {
      throw new Error(`Hive-mind session not found: ${sessionId}`);
    }

    const index = session.participants.indexOf(agentId);
    if (index !== -1) {
      session.participants.splice(index, 1);
      
      this.logger.info('Agent removed from hive-mind session', {
        sessionId,
        agentId,
        participantCount: session.participants.length,
      });

      this.emit('agent:left', {
        sessionId,
        agentId,
        participantCount: session.participants.length,
      });
    }
  }

  /**
   * Share knowledge or experience with the hive-mind
   */
  async shareWithHive(
    sessionId: string,
    agentId: string,
    type: 'knowledge' | 'experience' | 'insight' | 'pattern',
    data: any
  ): Promise<void> {
    const session = this.activeSessions.get(sessionId);
    if (!session) {
      throw new Error(`Hive-mind session not found: ${sessionId}`);
    }

    this.logger.debug('Sharing with hive-mind', {
      sessionId,
      agentId,
      type,
    });

    switch (type) {
      case 'knowledge':
        await this.addKnowledge(session, agentId, data);
        break;
      case 'experience':
        await this.addExperience(session, agentId, data);
        break;
      case 'insight':
        await this.addInsight(session, agentId, data);
        break;
      case 'pattern':
        await this.addPattern(session, agentId, data);
        break;
    }

    this.emit('knowledge:shared', {
      sessionId,
      agentId,
      type,
    });
  }

  /**
   * Request collective decision making
   */
  async requestCollectiveDecision(
    sessionId: string,
    question: string,
    options: DecisionOption[],
    requesterAgentId: string
  ): Promise<string> {
    const session = this.activeSessions.get(sessionId);
    if (!session) {
      throw new Error(`Hive-mind session not found: ${sessionId}`);
    }

    const decisionId = generateId('decision');
    
    this.logger.info('Requesting collective decision', {
      sessionId,
      decisionId,
      question,
      optionCount: options.length,
      requesterAgentId,
    });

    const decision: CollectiveDecision = {
      id: decisionId,
      question,
      options,
      votingResults: new Map(),
      consensus: '',
      confidence: 0,
      reasoning: '',
      participants: [...session.participants],
      timestamp: new Date(),
    };

    session.collectiveIntelligence.decisions.set(decisionId, decision);

    // Initiate voting process
    await this.initiateVoting(session, decision);

    this.emit('decision:requested', {
      sessionId,
      decisionId,
      question,
    });

    return decisionId;
  }

  /**
   * Get collective decision result
   */
  getCollectiveDecision(sessionId: string, decisionId: string): CollectiveDecision | null {
    const session = this.activeSessions.get(sessionId);
    if (!session) return null;

    return session.collectiveIntelligence.decisions.get(decisionId) || null;
  }

  /**
   * Query the hive-mind knowledge base
   */
  async queryKnowledge(
    sessionId: string,
    query: {
      type: 'fact' | 'procedure' | 'bestPractice' | 'lesson';
      keywords?: string[];
      context?: string;
      category?: string;
    }
  ): Promise<any[]> {
    const session = this.activeSessions.get(sessionId);
    if (!session) {
      throw new Error(`Hive-mind session not found: ${sessionId}`);
    }

    this.logger.debug('Querying hive-mind knowledge', {
      sessionId,
      query,
    });

    let results: any[] = [];

    switch (query.type) {
      case 'fact':
        results = this.queryFacts(session, query);
        break;
      case 'procedure':
        results = this.queryProcedures(session, query);
        break;
      case 'bestPractice':
        results = this.queryBestPractices(session, query);
        break;
      case 'lesson':
        results = this.queryLessons(session, query);
        break;
    }

    this.emit('knowledge:queried', {
      sessionId,
      query,
      resultCount: results.length,
    });

    return results;
  }

  /**
   * Get collective insights for a swarm
   */
  getCollectiveInsights(sessionId: string): Insight[] {
    const session = this.activeSessions.get(sessionId);
    if (!session) return [];

    return Array.from(session.collectiveIntelligence.insights.values());
  }

  /**
   * Get identified patterns
   */
  getIdentifiedPatterns(sessionId: string): Pattern[] {
    const session = this.activeSessions.get(sessionId);
    if (!session) return [];

    return Array.from(session.collectiveIntelligence.patterns.values());
  }

  /**
   * Get performance predictions
   */
  getPerformancePredictions(sessionId: string): Prediction[] {
    const session = this.activeSessions.get(sessionId);
    if (!session) return [];

    return Array.from(session.collectiveIntelligence.predictions.values());
  }

  /**
   * Terminate a hive-mind session
   */
  async terminateSession(sessionId: string): Promise<void> {
    const session = this.activeSessions.get(sessionId);
    if (!session) return;

    this.logger.info('Terminating hive-mind session', {
      sessionId,
      participantCount: session.participants.length,
      duration: Date.now() - session.startTime.getTime(),
    });

    // Save session knowledge to global knowledge base
    await this.consolidateSessionKnowledge(session);

    // Update status and cleanup
    session.status = 'terminated';
    this.activeSessions.delete(sessionId);

    this.emit('session:terminated', {
      sessionId,
      duration: Date.now() - session.startTime.getTime(),
    });
  }

  /**
   * Get hive-mind session status
   */
  getSessionStatus(sessionId: string): HiveMindSession | null {
    return this.activeSessions.get(sessionId) || null;
  }

  /**
   * Get integration metrics
   */
  getIntegrationMetrics(): {
    activeSessions: number;
    totalParticipants: number;
    knowledgeItems: number;
    insights: number;
    patterns: number;
    decisions: number;
    predictions: number;
    learningModels: number;
  } {
    const sessions = Array.from(this.activeSessions.values());
    
    return {
      activeSessions: sessions.length,
      totalParticipants: sessions.reduce((sum, s) => sum + s.participants.length, 0),
      knowledgeItems: this.countKnowledgeItems(),
      insights: this.globalIntelligence.insights.size,
      patterns: this.globalIntelligence.patterns.size,
      decisions: this.globalIntelligence.decisions.size,
      predictions: this.globalIntelligence.predictions.size,
      learningModels: sessions.reduce((sum, s) => sum + s.distributedLearning.models.size, 0),
    };
  }

  // Private methods

  private async loadKnowledgeBase(): Promise<void> {
    try {
      const knowledgeEntries = await this.memoryManager.retrieve({
        namespace: 'hive-mind-knowledge',
        type: 'knowledge-base',
      });

      for (const entry of knowledgeEntries) {
        const data = JSON.parse(entry.content);
        // Load facts, procedures, best practices, and lessons
        this.loadKnowledgeData(data);
      }

      this.logger.debug('Knowledge base loaded', {
        factsCount: this.globalKnowledgeBase.facts.size,
        proceduresCount: this.globalKnowledgeBase.procedures.size,
        bestPracticesCount: this.globalKnowledgeBase.bestPractices.size,
        lessonsCount: this.globalKnowledgeBase.lessons.size,
      });

    } catch (error) {
      this.logger.warn('Failed to load knowledge base, starting fresh', error);
    }
  }

  private async loadCollectiveIntelligence(): Promise<void> {
    try {
      const intelligenceEntries = await this.memoryManager.retrieve({
        namespace: 'hive-mind-intelligence',
        type: 'collective-intelligence',
      });

      for (const entry of intelligenceEntries) {
        const data = JSON.parse(entry.content);
        this.loadIntelligenceData(data);
      }

      this.logger.debug('Collective intelligence loaded', {
        patternsCount: this.globalIntelligence.patterns.size,
        insightsCount: this.globalIntelligence.insights.size,
        decisionsCount: this.globalIntelligence.decisions.size,
        predictionsCount: this.globalIntelligence.predictions.size,
      });

    } catch (error) {
      this.logger.warn('Failed to load collective intelligence, starting fresh', error);
    }
  }

  private async saveKnowledgeBase(): Promise<void> {
    try {
      const knowledgeData = {
        facts: Array.from(this.globalKnowledgeBase.facts.entries()),
        procedures: Array.from(this.globalKnowledgeBase.procedures.entries()),
        bestPractices: Array.from(this.globalKnowledgeBase.bestPractices.entries()),
        lessons: Array.from(this.globalKnowledgeBase.lessons.entries()),
      };

      await this.memoryManager.store({
        id: `knowledge-base-${Date.now()}`,
        agentId: 'hive-mind-integration',
        type: 'knowledge-base',
        content: JSON.stringify(knowledgeData),
        namespace: 'hive-mind-knowledge',
        timestamp: new Date(),
        metadata: {
          type: 'knowledge-base-snapshot',
          itemCount: this.countKnowledgeItems(),
        },
      });

    } catch (error) {
      this.logger.error('Failed to save knowledge base', error);
    }
  }

  private async saveCollectiveIntelligence(): Promise<void> {
    try {
      const intelligenceData = {
        patterns: Array.from(this.globalIntelligence.patterns.entries()),
        insights: Array.from(this.globalIntelligence.insights.entries()),
        decisions: Array.from(this.globalIntelligence.decisions.entries()),
        predictions: Array.from(this.globalIntelligence.predictions.entries()),
      };

      await this.memoryManager.store({
        id: `collective-intelligence-${Date.now()}`,
        agentId: 'hive-mind-integration',
        type: 'collective-intelligence',
        content: JSON.stringify(intelligenceData),
        namespace: 'hive-mind-intelligence',
        timestamp: new Date(),
        metadata: {
          type: 'intelligence-snapshot',
          itemCount: this.globalIntelligence.patterns.size + 
                     this.globalIntelligence.insights.size +
                     this.globalIntelligence.decisions.size +
                     this.globalIntelligence.predictions.size,
        },
      });

    } catch (error) {
      this.logger.error('Failed to save collective intelligence', error);
    }
  }

  private startPeriodicSync(): void {
    this.syncInterval = setInterval(async () => {
      try {
        await this.performPeriodicSync();
      } catch (error) {
        this.logger.error('Error during periodic sync', error);
      }
    }, this.config.syncInterval);
  }

  private async performPeriodicSync(): Promise<void> {
    // Sync with external hive-mind endpoint if configured
    if (this.config.hiveMindEndpoint) {
      // Implementation would sync with external system
      this.logger.debug('Performing external hive-mind sync');
    }

    // Update session knowledge bases
    for (const session of this.activeSessions.values()) {
      await this.syncSessionKnowledge(session);
      session.lastSync = new Date();
    }

    this.emit('sync:completed', {
      sessionsSynced: this.activeSessions.size,
      timestamp: new Date(),
    });
  }

  private async initializeSessionWithGlobalKnowledge(session: HiveMindSession): Promise<void> {
    // Copy relevant global knowledge to session
    for (const [id, fact] of this.globalKnowledgeBase.facts) {
      session.knowledgeBase.facts.set(id, fact);
    }

    for (const [id, insight] of this.globalIntelligence.insights) {
      session.collectiveIntelligence.insights.set(id, insight);
    }

    for (const [id, pattern] of this.globalIntelligence.patterns) {
      session.collectiveIntelligence.patterns.set(id, pattern);
    }
  }

  private async shareKnowledgeWithAgent(
    session: HiveMindSession,
    agentId: string,
    agent: SwarmAgent
  ): Promise<void> {
    // Share relevant knowledge based on agent capabilities
    const relevantKnowledge = this.getRelevantKnowledge(session, agent.capabilities);
    
    this.logger.debug('Sharing knowledge with agent', {
      sessionId: session.id,
      agentId,
      knowledgeItems: relevantKnowledge.length,
    });

    // Implementation would send knowledge to agent through MCP tools
  }

  private getRelevantKnowledge(session: HiveMindSession, capabilities: string[]): any[] {
    const relevantItems: any[] = [];

    // Filter facts by capabilities
    for (const fact of session.knowledgeBase.facts.values()) {
      if (capabilities.some(cap => fact.category.includes(cap))) {
        relevantItems.push(fact);
      }
    }

    // Filter procedures by capabilities
    for (const procedure of session.knowledgeBase.procedures.values()) {
      if (capabilities.some(cap => procedure.contexts.includes(cap))) {
        relevantItems.push(procedure);
      }
    }

    return relevantItems;
  }

  private async addKnowledge(session: HiveMindSession, agentId: string, data: any): Promise<void> {
    // Add new knowledge item to session
    if (data.type === 'fact') {
      const fact: Fact = {
        id: generateId('fact'),
        statement: data.statement,
        category: data.category || 'general',
        confidence: data.confidence || 0.8,
        sources: [agentId],
        validatedBy: [agentId],
        contexts: data.contexts || [],
        timestamp: new Date(),
      };
      
      session.knowledgeBase.facts.set(fact.id, fact);
    }
    // Similar implementations for procedures, best practices, and lessons
  }

  private async addExperience(session: HiveMindSession, agentId: string, data: any): Promise<void> {
    const experience: Experience = {
      id: generateId('experience'),
      context: data.context || 'general',
      situation: data.situation,
      actions: data.actions || [],
      results: data.results || [],
      feedback: data.feedback || 0,
      tags: data.tags || [],
      agentId,
      timestamp: new Date(),
    };

    session.distributedLearning.experiences.set(experience.id, experience);
  }

  private async addInsight(session: HiveMindSession, agentId: string, data: any): Promise<void> {
    const insight: Insight = {
      id: generateId('insight'),
      category: data.category || 'optimization',
      title: data.title,
      description: data.description,
      evidence: data.evidence || [],
      confidence: data.confidence || 0.7,
      applicability: data.applicability || [],
      contributingAgents: [agentId],
      timestamp: new Date(),
    };

    session.collectiveIntelligence.insights.set(insight.id, insight);
  }

  private async addPattern(session: HiveMindSession, agentId: string, data: any): Promise<void> {
    const pattern: Pattern = {
      id: generateId('pattern'),
      type: data.type || 'behavioral',
      description: data.description,
      frequency: data.frequency || 1,
      confidence: data.confidence || 0.7,
      contexts: data.contexts || [],
      impact: data.impact || 'medium',
      discoveredBy: [agentId],
      lastSeen: new Date(),
    };

    session.collectiveIntelligence.patterns.set(pattern.id, pattern);
  }

  private async initiateVoting(session: HiveMindSession, decision: CollectiveDecision): Promise<void> {
    // Implementation would send voting request to all participants
    // For now, simulate consensus building
    this.logger.debug('Initiating collective voting', {
      sessionId: session.id,
      decisionId: decision.id,
      participantCount: decision.participants.length,
    });

    // Placeholder implementation - in reality, this would involve
    // sophisticated consensus algorithms
    setTimeout(() => {
      this.processVotingResults(session, decision);
    }, 5000);
  }

  private processVotingResults(session: HiveMindSession, decision: CollectiveDecision): void {
    // Placeholder implementation
    decision.consensus = decision.options[0].id;
    decision.confidence = 0.8;
    decision.reasoning = 'Consensus reached through collective voting';

    this.emit('decision:completed', {
      sessionId: session.id,
      decisionId: decision.id,
      consensus: decision.consensus,
      confidence: decision.confidence,
    });
  }

  private queryFacts(session: HiveMindSession, query: any): Fact[] {
    const results: Fact[] = [];
    
    for (const fact of session.knowledgeBase.facts.values()) {
      let matches = true;
      
      if (query.category && !fact.category.includes(query.category)) {
        matches = false;
      }
      
      if (query.keywords && !query.keywords.some(keyword => 
        fact.statement.toLowerCase().includes(keyword.toLowerCase()))) {
        matches = false;
      }
      
      if (query.context && !fact.contexts.includes(query.context)) {
        matches = false;
      }
      
      if (matches) {
        results.push(fact);
      }
    }
    
    return results;
  }

  private queryProcedures(session: HiveMindSession, query: any): Procedure[] {
    // Similar implementation to queryFacts but for procedures
    return Array.from(session.knowledgeBase.procedures.values());
  }

  private queryBestPractices(session: HiveMindSession, query: any): BestPractice[] {
    // Similar implementation to queryFacts but for best practices
    return Array.from(session.knowledgeBase.bestPractices.values());
  }

  private queryLessons(session: HiveMindSession, query: any): Lesson[] {
    // Similar implementation to queryFacts but for lessons
    return Array.from(session.knowledgeBase.lessons.values());
  }

  private async consolidateSessionKnowledge(session: HiveMindSession): Promise<void> {
    // Merge session knowledge into global knowledge base
    for (const [id, fact] of session.knowledgeBase.facts) {
      if (!this.globalKnowledgeBase.facts.has(id)) {
        this.globalKnowledgeBase.facts.set(id, fact);
      }
    }

    for (const [id, insight] of session.collectiveIntelligence.insights) {
      if (!this.globalIntelligence.insights.has(id)) {
        this.globalIntelligence.insights.set(id, insight);
      }
    }

    // Similar consolidation for other knowledge types
  }

  private async syncSessionKnowledge(session: HiveMindSession): Promise<void> {
    // Sync session with global knowledge base
    // Implementation would handle bidirectional sync
  }

  private loadKnowledgeData(data: any): void {
    // Load knowledge data from stored format
    if (data.facts) {
      for (const [id, fact] of data.facts) {
        this.globalKnowledgeBase.facts.set(id, fact);
      }
    }
    // Similar loading for other knowledge types
  }

  private loadIntelligenceData(data: any): void {
    // Load intelligence data from stored format
    if (data.patterns) {
      for (const [id, pattern] of data.patterns) {
        this.globalIntelligence.patterns.set(id, pattern);
      }
    }
    // Similar loading for other intelligence types
  }

  private countKnowledgeItems(): number {
    return this.globalKnowledgeBase.facts.size +
           this.globalKnowledgeBase.procedures.size +
           this.globalKnowledgeBase.bestPractices.size +
           this.globalKnowledgeBase.lessons.size;
  }

  private initializeKnowledgeBase(): KnowledgeBase {
    return {
      facts: new Map(),
      procedures: new Map(),
      bestPractices: new Map(),
      lessons: new Map(),
    };
  }

  private initializeCollectiveIntelligence(): CollectiveIntelligence {
    return {
      patterns: new Map(),
      insights: new Map(),
      decisions: new Map(),
      predictions: new Map(),
    };
  }

  private initializeDistributedLearning(): DistributedLearning {
    return {
      models: new Map(),
      experiences: new Map(),
      adaptations: new Map(),
      performance: {
        metrics: new Map(),
        improvements: [],
        degradations: [],
        stability: 1.0,
        trends: [],
      },
    };
  }

  private createDefaultConfig(config: Partial<HiveMindConfig>): HiveMindConfig {
    return {
      enableSharedIntelligence: true,
      enableCollectiveMemory: true,
      enableDistributedLearning: true,
      enableKnowledgeSharing: true,
      syncInterval: 30000, // 30 seconds
      maxSharedMemorySize: 100 * 1024 * 1024, // 100MB
      intelligencePoolSize: 1000,
      learningRate: 0.1,
      knowledgeRetentionPeriod: 7 * 24 * 60 * 60 * 1000, // 7 days
      ...config,
    };
  }

  private setupEventHandlers(): void {
    this.on('session:created', (data) => {
      this.logger.info('Hive-mind session created', data);
    });

    this.on('agent:joined', (data) => {
      this.logger.info('Agent joined hive-mind', data);
    });

    this.on('knowledge:shared', (data) => {
      this.logger.debug('Knowledge shared with hive-mind', data);
    });

    this.on('decision:completed', (data) => {
      this.logger.info('Collective decision completed', data);
    });
  }
}

export default HiveMindIntegration;