claude-flow-multilang/src/polyglot/polyglot-agent.ts

Revolutionary multilingual AI orchestration framework with cultural awareness and DDD architecture

/**
 * Claude Flow Multilang Framework - Polyglot Agent
 * Base class for multilingual AI agents with cultural awareness
 */

import { BaseAgent } from '../cli/agents/base-agent.js';
import {
  SupportedLanguage,
  LanguageDetectionResult,
  CulturalContext,
  TranslationContext,
  PolyglotCapabilities,
  MultilingualCommand,
  LanguageAgentConfig,
  PolyglotMemoryEntry,
} from './types.js';
import { LanguageManager } from '../i18n/language-manager.js';
import { CulturalContextAnalyzer } from '../cultural/context-analyzer.js';
import { ILogger } from '../core/logger.js';

/**
 * PolyglotAgent - Multilingual AI agent with cultural awareness
 * Extends BaseAgent to provide language detection, translation, and cultural adaptation
 */
export class PolyglotAgent extends BaseAgent {
  protected languageManager: LanguageManager;
  protected culturalAnalyzer: CulturalContextAnalyzer;
  protected currentLanguage: SupportedLanguage;
  protected capabilities: PolyglotCapabilities;
  protected languageConfigs: Map<SupportedLanguage, LanguageAgentConfig>;
  protected memoryByLanguage: Map<SupportedLanguage, PolyglotMemoryEntry[]>;

  constructor(
    name: string,
    capabilities: string[],
    protected logger: ILogger,
    protected primaryLanguage: SupportedLanguage = SupportedLanguage.EN,
  ) {
    super(name, capabilities);
    
    this.currentLanguage = primaryLanguage;
    this.languageManager = new LanguageManager(logger);
    this.culturalAnalyzer = new CulturalContextAnalyzer(logger);
    this.languageConfigs = new Map();
    this.memoryByLanguage = new Map();
    
    // Initialize polyglot capabilities
    this.capabilities = {
      languages: Object.values(SupportedLanguage),
      primaryLanguage: this.primaryLanguage,
      translationPairs: this.generateTranslationPairs(),
      culturalAwareness: true,
      domainExpertise: ['technical', 'business', 'creative'],
      realTimeTranslation: true,
      documentGeneration: true,
    };
    
    this.initializeLanguageConfigs();
  }

  /**
   * Process input in native language with cultural context
   */
  async processInNativeLanguage(
    input: string,
    explicitLanguage?: SupportedLanguage,
  ): Promise<{
    response: string;
    language: SupportedLanguage;
    culturalContext?: CulturalContext;
    confidence: number;
  }> {
    try {
      // Detect language if not explicitly provided
      const detectedLanguage = explicitLanguage || await this.detectLanguage(input);
      
      // Get cultural context for the detected language
      const culturalContext = await this.culturalAnalyzer.analyze(detectedLanguage, input);
      
      // Parse command in native language
      const command = await this.parseMultilingualCommand(input, detectedLanguage, culturalContext);
      
      // Process with language-specific configuration
      const config = this.languageConfigs.get(detectedLanguage);
      const response = await this.executeWithCulturalContext(command, culturalContext, config);
      
      // Store in language-specific memory
      await this.storePolyglotMemory(input, response, detectedLanguage, culturalContext);
      
      return {
        response,
        language: detectedLanguage,
        culturalContext,
        confidence: command.confidence,
      };
    } catch (error) {
      this.logger.error('Error processing native language input', error);
      throw error;
    }
  }

  /**
   * Detect language from input text
   */
  protected async detectLanguage(input: string): Promise<SupportedLanguage> {
    const detection = await this.languageManager.detectLanguage(input);
    
    if (detection.confidence < 0.7 && detection.alternatives.length > 0) {
      // If confidence is low, might need user confirmation
      this.logger.warn('Low confidence language detection', {
        detected: detection.language,
        confidence: detection.confidence,
        alternatives: detection.alternatives,
      });
    }
    
    return detection.language;
  }

  /**
   * Parse multilingual command with intent extraction
   */
  protected async parseMultilingualCommand(
    input: string,
    language: SupportedLanguage,
    culturalContext: CulturalContext,
  ): Promise<MultilingualCommand> {
    // Normalize input based on language rules
    const normalized = await this.languageManager.normalize(input, language);
    
    // Extract intent and entities
    const { intent, entities, confidence } = await this.languageManager.extractIntent(
      normalized,
      language,
    );
    
    return {
      rawInput: input,
      detectedLanguage: language,
      normalizedCommand: normalized,
      intent,
      entities,
      culturalContext,
      confidence,
    };
  }

  /**
   * Execute command with cultural context awareness
   */
  protected async executeWithCulturalContext(
    command: MultilingualCommand,
    culturalContext: CulturalContext,
    config?: LanguageAgentConfig,
  ): Promise<string> {
    // Adapt execution based on cultural context
    const executionContext = this.adaptExecutionContext(culturalContext, config);
    
    // Execute the command
    const result = await this.execute({
      task: command.normalizedCommand,
      language: command.detectedLanguage,
      culturalContext,
      ...executionContext,
    });
    
    // Format response according to cultural norms
    const formattedResponse = await this.formatCulturalResponse(
      result,
      command.detectedLanguage,
      culturalContext,
      config,
    );
    
    return formattedResponse;
  }

  /**
   * Translate content between languages with cultural adaptation
   */
  async translate(
    content: string,
    targetLanguage: SupportedLanguage,
    options?: Partial<TranslationContext>,
  ): Promise<string> {
    const sourceLanguage = await this.detectLanguage(content);
    
    const context: TranslationContext = {
      sourceLanguage,
      targetLanguage,
      culturalAdaptation: true,
      preserveFormatting: true,
      ...options,
    };
    
    // Perform translation with cultural adaptation
    const translated = await this.languageManager.translate(content, context);
    
    // Apply cultural adaptations if needed
    if (context.culturalAdaptation) {
      const targetCulture = await this.culturalAnalyzer.analyze(targetLanguage, translated);
      return this.applyCulturalAdaptations(translated, targetCulture);
    }
    
    return translated;
  }

  /**
   * Generate response in multiple languages simultaneously
   */
  async generateMultilingualResponse(
    prompt: string,
    languages: SupportedLanguage[],
  ): Promise<Record<SupportedLanguage, string>> {
    const responses: Partial<Record<SupportedLanguage, string>> = {};
    
    // Generate base response in primary language
    const baseResponse = await this.execute({ task: prompt });
    responses[this.primaryLanguage] = baseResponse;
    
    // Translate to other languages in parallel
    const translationPromises = languages
      .filter(lang => lang !== this.primaryLanguage)
      .map(async (lang) => {
        const translated = await this.translate(baseResponse, lang, {
          domain: 'technical',
          culturalAdaptation: true,
        });
        responses[lang] = translated;
      });
    
    await Promise.all(translationPromises);
    
    return responses as Record<SupportedLanguage, string>;
  }

  /**
   * Store memory entry with multilingual support
   */
  protected async storePolyglotMemory(
    input: string,
    response: string,
    language: SupportedLanguage,
    culturalContext?: CulturalContext,
  ): Promise<void> {
    const entry: PolyglotMemoryEntry = {
      id: `poly-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`,
      timestamp: new Date(),
      language,
      originalContent: input,
      translations: { [language]: response },
      context: { culturalContext },
      tags: this.extractTags(input),
      culturalNotes: culturalContext?.businessEtiquette?.communicationStyle,
    };
    
    // Store in language-specific memory
    if (!this.memoryByLanguage.has(language)) {
      this.memoryByLanguage.set(language, []);
    }
    this.memoryByLanguage.get(language)!.push(entry);
    
    // Also store in base memory system
    await this.addMemory(`${input} -> ${response}`, 'polyglot_interaction');
  }

  /**
   * Retrieve memories in specific language
   */
  async getMemoriesInLanguage(
    language: SupportedLanguage,
    limit: number = 10,
  ): Promise<PolyglotMemoryEntry[]> {
    const memories = this.memoryByLanguage.get(language) || [];
    return memories.slice(-limit);
  }

  /**
   * Initialize language-specific configurations
   */
  protected initializeLanguageConfigs(): void {
    // English configuration
    this.languageConfigs.set(SupportedLanguage.EN, {
      language: SupportedLanguage.EN,
      modelPreferences: { temperature: 0.7 },
      responseTemplate: 'professional',
      culturalRules: {
        formalityLevel: 'neutral',
        dateFormat: 'MM/DD/YYYY',
        numberFormat: '1,234.56',
      },
    });
    
    // Russian configuration
    this.languageConfigs.set(SupportedLanguage.RU, {
      language: SupportedLanguage.RU,
      modelPreferences: { temperature: 0.8 },
      responseTemplate: 'formal',
      culturalRules: {
        formalityLevel: 'formal',
        dateFormat: 'DD.MM.YYYY',
        numberFormat: '1 234,56',
      },
    });
    
    // Japanese configuration
    this.languageConfigs.set(SupportedLanguage.JA, {
      language: SupportedLanguage.JA,
      modelPreferences: { temperature: 0.6 },
      responseTemplate: 'polite',
      culturalRules: {
        formalityLevel: 'very-formal',
        dateFormat: 'YYYY年MM月DD日',
        numberFormat: '1,234.56',
      },
      specializedVocabulary: ['敬語', '丁寧語', '謙譲語'],
    });
    
    // Chinese configuration
    this.languageConfigs.set(SupportedLanguage.ZH_CN, {
      language: SupportedLanguage.ZH_CN,
      modelPreferences: { temperature: 0.7 },
      responseTemplate: 'professional',
      culturalRules: {
        formalityLevel: 'formal',
        dateFormat: 'YYYY年MM月DD日',
        numberFormat: '1,234.56',
      },
    });
    
    // Add more language configurations as needed...
  }

  /**
   * Generate all possible translation pairs
   */
  protected generateTranslationPairs(): Array<[SupportedLanguage, SupportedLanguage]> {
    const languages = Object.values(SupportedLanguage);
    const pairs: Array<[SupportedLanguage, SupportedLanguage]> = [];
    
    for (const source of languages) {
      for (const target of languages) {
        if (source !== target) {
          pairs.push([source, target]);
        }
      }
    }
    
    return pairs;
  }

  /**
   * Adapt execution context based on cultural norms
   */
  protected adaptExecutionContext(
    culturalContext: CulturalContext,
    config?: LanguageAgentConfig,
  ): Record<string, any> {
    return {
      formality: culturalContext.formalityLevel,
      communicationStyle: culturalContext.businessEtiquette?.communicationStyle || 'direct',
      dateFormat: culturalContext.dateFormat,
      numberFormat: culturalContext.numberFormat,
      modelConfig: config?.modelPreferences,
    };
  }

  /**
   * Format response according to cultural norms
   */
  protected async formatCulturalResponse(
    response: string,
    language: SupportedLanguage,
    culturalContext: CulturalContext,
    config?: LanguageAgentConfig,
  ): Promise<string> {
    let formatted = response;
    
    // Apply formality adjustments
    if (culturalContext.formalityLevel === 'very-formal') {
      formatted = await this.applyFormalityRules(formatted, language);
    }
    
    // Apply response template if configured
    if (config?.responseTemplate) {
      formatted = this.applyResponseTemplate(formatted, config.responseTemplate, language);
    }
    
    // Apply cultural-specific formatting
    formatted = this.applyCulturalFormatting(formatted, culturalContext);
    
    return formatted;
  }

  /**
   * Apply cultural adaptations to translated content
   */
  protected applyCulturalAdaptations(content: string, culture: CulturalContext): string {
    // This would include things like:
    // - Date/time format conversion
    // - Number format conversion
    // - Currency symbol changes
    // - Measurement unit conversion
    // - Idiom adaptation
    // - Cultural reference localization
    
    // Simplified implementation for now
    return content;
  }

  /**
   * Apply formality rules based on language
   */
  protected async applyFormalityRules(content: string, language: SupportedLanguage): Promise<string> {
    // Language-specific formality rules
    // For Japanese: add keigo, for Korean: add honorifics, etc.
    return content;
  }

  /**
   * Apply response template
   */
  protected applyResponseTemplate(
    content: string,
    template: string,
    language: SupportedLanguage,
  ): string {
    // Apply template-based formatting
    return content;
  }

  /**
   * Apply cultural-specific formatting
   */
  protected applyCulturalFormatting(content: string, culture: CulturalContext): string {
    // Apply date, number, and other cultural formatting
    return content;
  }

  /**
   * Extract tags from input for categorization
   */
  protected extractTags(input: string): string[] {
    // Simple tag extraction - could be enhanced with NLP
    const words = input.toLowerCase().split(/\s+/);
    return words.filter(word => word.length > 4).slice(0, 5);
  }

  /**
   * Get agent description in specific language
   */
  async getDescriptionInLanguage(language: SupportedLanguage): Promise<string> {
    const baseDescription = this.getDescription();
    if (language === SupportedLanguage.EN) {
      return baseDescription;
    }
    
    return this.translate(baseDescription, language);
  }

  /**
   * Export polyglot capabilities
   */
  getPolyglotCapabilities(): PolyglotCapabilities {
    return this.capabilities;
  }
}