Developer Guide

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// src/core/executive-intelligence-engine.ts
export class ExecutiveIntelligenceEngine {
  private csuiteModules: Map<CSSuiteRole, CSSuiteModule>
  private extensionRegistry: ExtensionRegistry
  private decisionOrchestrator: DecisionOrchestrator

  async processExecutiveQuery(
    query: ExecutiveQuery,
    context: ExecutiveContext
  ): Promise<ExecutiveResponse> {
    // Coordinate cross-functional analysis
    const analysis = await this.coordinateAnalysis(query, context)

    // Apply industry extensions
    const enhancedAnalysis = await this.applyExtensions(analysis, context)

    // Generate coordinated response
    return await this.generateResponse(enhancedAnalysis, context)
  }

  private async coordinateAnalysis(
    query: ExecutiveQuery,
    context: ExecutiveContext
  ): Promise<CrossFunctionalAnalysis> {
    const analyses = await Promise.all([
      this.csuiteModules.get('CTO')?.analyze(query, context),
      this.csuiteModules.get('CFO')?.analyze(query, context),
      this.csuiteModules.get('CISO')?.analyze(query, context),
      this.csuiteModules.get('CIO')?.analyze(query, context),
      this.csuiteModules.get('COO')?.analyze(query, context)
    ])

    return this.decisionOrchestrator.coordinate(analyses)
  }
}

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// src/modules/cto/cto-intelligence-module.ts
export class CTOIntelligenceModule implements CSSuiteModule {
  private technologyAnalyzer: TechnologyAnalyzer
  private innovationEngine: InnovationEngine
  private ventureCapitalFramework: VentureCapitalFramework

  async analyze(
    query: ExecutiveQuery,
    context: ExecutiveContext
  ): Promise<CTOAnalysis> {
    const analysis: CTOAnalysis = {
      technologyAssessment: await this.assessTechnology(query, context),
      innovationOpportunities: await this.identifyInnovation(query, context),
      implementationRoadmap: await this.developRoadmap(query, context),
      riskAssessment: await this.assessRisks(query, context)
    }

    return analysis
  }

  private async assessTechnology(
    query: ExecutiveQuery,
    context: ExecutiveContext
  ): Promise<TechnologyAssessment> {
    return await this.technologyAnalyzer.analyze({
      currentStack: context.technologyContext,
      requirements: query.requirements,
      constraints: context.constraints
    })
  }
}

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// src/core/extension-framework.ts
export interface IndustryExtension {
  industry: IndustryType
  regulatoryFrameworks: RegulatoryFramework[]
  domainExpertise: DomainCapability[]

  enhanceExecutiveDecision(
    decision: ExecutiveDecision,
    context: IndustryContext
  ): Promise<EnhancedDecision>

  validateCompliance(
    decision: ExecutiveDecision,
    regulations: RegulatoryFramework[]
  ): Promise<ComplianceValidation>
}

export interface EnterpriseContextExtension {
  contextType: EnterpriseContextType
  organizationalPatterns: AnonymizedPattern[]
  culturalFrameworks: CulturalAdaptation[]

  adaptDecisionContext(
    decision: ExecutiveDecision,
    context: EnterpriseContext
  ): Promise<ContextualizedDecision>
}

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// src/modules/example/example-intelligence-module.ts
import { CSSuiteModule, ExecutiveQuery, ExecutiveContext } from '../core/types'

export class ExampleIntelligenceModule implements CSSuiteModule {
  public readonly role: CSSuiteRole = 'EXAMPLE'

  constructor(
    private config: ExampleModuleConfig,
    private services: ExampleServices
  ) {}

  async analyze(
    query: ExecutiveQuery,
    context: ExecutiveContext
  ): Promise<ExampleAnalysis> {
    // Implement domain-specific analysis logic
    const analysis = await this.performAnalysis(query, context)

    // Validate results
    await this.validateAnalysis(analysis)

    return analysis
  }

  async generateRecommendations(
    analysis: ExampleAnalysis,
    context: ExecutiveContext
  ): Promise<ExampleRecommendations> {
    // Generate actionable recommendations
    return await this.recommendationEngine.generate(analysis, context)
  }

  private async performAnalysis(
    query: ExecutiveQuery,
    context: ExecutiveContext
  ): Promise<ExampleAnalysis> {
    // Implementation details
  }
}

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// src/core/module-registry.ts
export class ModuleRegistry {
  private modules: Map<CSSuiteRole, CSSuiteModule> = new Map()

  registerModule(module: CSSuiteModule): void {
    this.modules.set(module.role, module)
    this.validateModule(module)
  }

  private validateModule(module: CSSuiteModule): void {
    // Validate module interface compliance
    // Check required methods implementation
    // Verify configuration completeness
  }
}

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// src/extensions/industry/manufacturing-extension.ts
export class ManufacturingExtension implements IndustryExtension {
  public readonly industry: IndustryType = 'MANUFACTURING'

  public readonly regulatoryFrameworks: RegulatoryFramework[] = [
    { name: 'ISO 9001', version: '2015', jurisdiction: 'Global' },
    { name: 'OSHA', version: 'Current', jurisdiction: 'United States' },
    { name: 'REACH', version: '2007', jurisdiction: 'European Union' }
  ]

  async enhanceExecutiveDecision(
    decision: ExecutiveDecision,
    context: IndustryContext
  ): Promise<EnhancedDecision> {
    const enhancement: DecisionEnhancement = {
      industrySpecificRisks: await this.assessIndustryRisks(decision, context),
      regulatoryCompliance: await this.validateCompliance(decision, this.regulatoryFrameworks),
      bestPractices: await this.identifyBestPractices(decision, context),
      implementation: await this.adaptImplementation(decision, context)
    }

    return {
      ...decision,
      enhancement
    }
  }

  private async assessIndustryRisks(
    decision: ExecutiveDecision,
    context: IndustryContext
  ): Promise<IndustryRiskAssessment> {
    // Manufacturing-specific risk analysis
    return {
      supplyChainRisks: await this.analyzeSupplyChainRisks(decision, context),
      qualityRisks: await this.analyzeQualityRisks(decision, context),
      safetyRisks: await this.analyzeSafetyRisks(decision, context),
      environmentalRisks: await this.analyzeEnvironmentalRisks(decision, context)
    }
  }
}

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// src/extensions/__tests__/manufacturing-extension.test.ts
import { ManufacturingExtension } from '../industry/manufacturing-extension'
import { createTestDecision, createTestContext } from '../test-utils'

describe('ManufacturingExtension', () => {
  let extension: ManufacturingExtension

  beforeEach(() => {
    extension = new ManufacturingExtension()
  })

  it('should enhance manufacturing-specific decisions', async () => {
    const decision = createTestDecision('MANUFACTURING_INVESTMENT')
    const context = createTestContext('MANUFACTURING')

    const enhancedDecision = await extension.enhanceExecutiveDecision(decision, context)

    expect(enhancedDecision.enhancement).toBeDefined()
    expect(enhancedDecision.enhancement.industrySpecificRisks).toBeDefined()
    expect(enhancedDecision.enhancement.regulatoryCompliance).toBeDefined()
  })

  it('should validate regulatory compliance', async () => {
    const decision = createTestDecision('REGULATORY_CHANGE')
    const regulations = extension.regulatoryFrameworks

    const compliance = await extension.validateCompliance(decision, regulations)

    expect(compliance.overallCompliance).toBe(true)
    expect(compliance.frameworkCompliance).toHaveLength(regulations.length)
  })
})

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// src/modules/cto/__tests__/cto-intelligence-module.test.ts
import { CTOIntelligenceModule } from '../cto-intelligence-module'
import { createMockServices, createTestQuery, createTestContext } from '../../test-utils'

describe('CTOIntelligenceModule', () => {
  let module: CTOIntelligenceModule
  let mockServices: MockServices

  beforeEach(() => {
    mockServices = createMockServices()
    module = new CTOIntelligenceModule(mockServices)
  })

  describe('analyze', () => {
    it('should provide comprehensive technology analysis', async () => {
      const query = createTestQuery('TECHNOLOGY_ASSESSMENT')
      const context = createTestContext()

      const analysis = await module.analyze(query, context)

      expect(analysis.technologyAssessment).toBeDefined()
      expect(analysis.innovationOpportunities).toBeDefined()
      expect(analysis.implementationRoadmap).toBeDefined()
      expect(analysis.riskAssessment).toBeDefined()
    })

    it('should handle complex M&A technology integration scenarios', async () => {
      const query = createTestQuery('MA_TECHNOLOGY_INTEGRATION')
      const context = createTestContext({ scenario: 'MA_DUE_DILIGENCE' })

      const analysis = await module.analyze(query, context)

      expect(analysis.technologyAssessment.integrationComplexity).toBeDefined()
      expect(analysis.implementationRoadmap.phases).toHaveLength(3)
      expect(analysis.riskAssessment.technicalRisks).toBeDefined()
    })
  })
})

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// src/__tests__/integration/executive-intelligence.test.ts
import { ExecutiveIntelligenceEngine } from '../core/executive-intelligence-engine'
import { setupTestEnvironment, teardownTestEnvironment } from '../test-utils'

describe('Executive Intelligence Integration', () => {
  let engine: ExecutiveIntelligenceEngine

  beforeAll(async () => {
    await setupTestEnvironment()
    engine = new ExecutiveIntelligenceEngine()
  })

  afterAll(async () => {
    await teardownTestEnvironment()
  })

  it('should coordinate cross-functional M&A analysis', async () => {
    const query = {
      type: 'MA_EVALUATION',
      content: 'Analyze acquisition of fintech startup: $500M valuation, regulatory considerations',
      context: {
        industry: 'FINANCIAL_SERVICES',
        complexity: 'HIGH',
        timeline: 'URGENT'
      }
    }

    const response = await engine.processExecutiveQuery(query, {
      organizationId: 'test-org',
      authorityLevel: 3,
      businessContext: { industry: 'FINANCIAL_SERVICES' }
    })

    expect(response.ctoAnalysis).toBeDefined()
    expect(response.cfoAnalysis).toBeDefined()
    expect(response.cisoAnalysis).toBeDefined()
    expect(response.cioAnalysis).toBeDefined()
    expect(response.cooAnalysis).toBeDefined()
    expect(response.coordinatedRecommendations).toBeDefined()
  })
})

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// src/__tests__/performance/response-time.test.ts
import { performance } from 'perf_hooks'
import { ExecutiveIntelligenceEngine } from '../core/executive-intelligence-engine'

describe('Performance Requirements', () => {
  let engine: ExecutiveIntelligenceEngine

  beforeEach(() => {
    engine = new ExecutiveIntelligenceEngine()
  })

  it('should respond to standard queries within 5 seconds', async () => {
    const query = createStandardQuery()
    const context = createStandardContext()

    const startTime = performance.now()
    const response = await engine.processExecutiveQuery(query, context)
    const endTime = performance.now()

    const responseTime = endTime - startTime
    expect(responseTime).toBeLessThan(5000) // 5 seconds
    expect(response).toBeDefined()
  })

  it('should handle concurrent executive queries', async () => {
    const queries = Array(10).fill(null).map(() => createStandardQuery())
    const context = createStandardContext()

    const startTime = performance.now()
    const responses = await Promise.all(
      queries.map(query => engine.processExecutiveQuery(query, context))
    )
    const endTime = performance.now()

    const totalTime = endTime - startTime
    expect(totalTime).toBeLessThan(10000) // 10 seconds for 10 concurrent queries
    expect(responses).toHaveLength(10)
  })
})

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// src/security/input-validation.ts
import { z } from 'zod'

export const ExecutiveQuerySchema = z.object({
  type: z.enum(['MA_EVALUATION', 'TECHNOLOGY_ASSESSMENT', 'FINANCIAL_ANALYSIS']),
  content: z.string().min(10).max(5000),
  context: z.object({
    industry: z.string().optional(),
    complexity: z.enum(['LOW', 'MEDIUM', 'HIGH']).optional(),
    timeline: z.enum(['STANDARD', 'URGENT', 'STRATEGIC']).optional()
  }).optional(),
  confidentialityLevel: z.enum(['PUBLIC', 'INTERNAL', 'CONFIDENTIAL', 'RESTRICTED']).default('INTERNAL')
})

export function validateExecutiveQuery(input: unknown): ExecutiveQuery {
  return ExecutiveQuerySchema.parse(input)
}

// Usage in API endpoints
app.post('/api/executive/query', async (req, res) => {
  try {
    const query = validateExecutiveQuery(req.body)
    // Process validated query
    const response = await engine.processExecutiveQuery(query, context)
    res.json(response)
  } catch (error) {
    if (error instanceof z.ZodError) {
      res.status(400).json({ error: 'Invalid input', details: error.errors })
    } else {
      res.status(500).json({ error: 'Internal server error' })
    }
  }
})

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// src/privacy/anonymization.ts
export class EnterpriseDataAnonymizer {
  async anonymizeExecutiveContext(
    context: ExecutiveContext,
    level: AnonymizationLevel
  ): Promise<AnonymizedContext> {
    switch (level) {
      case 'BASIC':
        return this.basicAnonymization(context)
      case 'ENHANCED':
        return this.enhancedAnonymization(context)
      case 'ADVANCED':
        return this.advancedAnonymization(context)
      case 'MAXIMUM':
        return this.maximumAnonymization(context)
    }
  }

  private basicAnonymization(context: ExecutiveContext): AnonymizedContext {
    return {
      ...context,
      organizationId: this.hashOrganizationId(context.organizationId),
      personalIdentifiers: undefined,
      specificCompanyReferences: this.replaceWithGenericTerms(context.specificCompanyReferences)
    }
  }

  private hashOrganizationId(orgId: string): string {
    return crypto.createHash('sha256').update(orgId).digest('hex').substring(0, 16)
  }
}

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// src/api/routes/executive.ts
import { Router } from 'express'
import { ExecutiveIntelligenceEngine } from '../core/executive-intelligence-engine'
import { authenticateToken, authorizeExecutive, validateInput } from '../middleware'

const router = Router()

router.post('/query',
  authenticateToken,
  authorizeExecutive,
  validateInput(ExecutiveQuerySchema),
  async (req, res) => {
    try {
      const engine = new ExecutiveIntelligenceEngine()
      const response = await engine.processExecutiveQuery(req.body, req.user.context)

      res.json({
        success: true,
        data: response,
        timestamp: new Date().toISOString()
      })
    } catch (error) {
      res.status(500).json({
        success: false,
        error: error.message,
        timestamp: new Date().toISOString()
      })
    }
  }
)

router.get('/modules',
  authenticateToken,
  async (req, res) => {
    const engine = new ExecutiveIntelligenceEngine()
    const modules = await engine.getAvailableModules()

    res.json({
      success: true,
      data: modules
    })
  }
)

export default router

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// src/api/graphql/schema.ts
import { buildSchema } from 'graphql'

export const schema = buildSchema(`
  type ExecutiveQuery {
    id: ID!
    type: ExecutiveQueryType!
    content: String!
    context: ExecutiveContext
    timestamp: String!
  }

  type ExecutiveResponse {
    id: ID!
    ctoAnalysis: CTOAnalysis
    cfoAnalysis: CFOAnalysis
    cisoAnalysis: CISOAnalysis
    cioAnalysis: CIOAnalysis
    cooAnalysis: COOAnalysis
    coordinatedRecommendations: [Recommendation!]!
    confidence: Float!
    timestamp: String!
  }

  type Query {
    getExecutiveModules: [CSuiteModule!]!
    getIndustryExtensions: [IndustryExtension!]!
  }

  type Mutation {
    processExecutiveQuery(input: ExecutiveQueryInput!): ExecutiveResponse!
    registerExtension(input: ExtensionInput!): Extension!
  }
`)

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// src/monitoring/metrics.ts
import { createPrometheusMetrics } from 'prom-client'

export const metrics = {
  executiveQueries: new prometheus.Counter({
    name: 'headelf_executive_queries_total',
    help: 'Total number of executive queries processed',
    labelNames: ['type', 'industry', 'complexity']
  }),

  queryResponseTime: new prometheus.Histogram({
    name: 'headelf_query_response_time_seconds',
    help: 'Response time for executive queries',
    labelNames: ['type', 'csuite_role'],
    buckets: [0.1, 0.5, 1, 2, 5, 10]
  }),

  modulePerformance: new prometheus.Gauge({
    name: 'headelf_module_performance_score',
    help: 'Performance score for C-suite modules',
    labelNames: ['module', 'metric_type']
  })
}

export function recordExecutiveQuery(type: string, industry: string, complexity: string): void {
  metrics.executiveQueries.labels(type, industry, complexity).inc()
}

export function recordQueryResponseTime(type: string, role: string, duration: number): void {
  metrics.queryResponseTime.labels(type, role).observe(duration)
}

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// src/logging/logger.ts
import winston from 'winston'

export const logger = winston.createLogger({
  level: process.env.LOG_LEVEL || 'info',
  format: winston.format.combine(
    winston.format.timestamp(),
    winston.format.errors({ stack: true }),
    winston.format.json()
  ),
  defaultMeta: {
    service: 'headelf-executive-intelligence',
    version: process.env.APP_VERSION
  },
  transports: [
    new winston.transports.File({
      filename: 'logs/error.log',
      level: 'error'
    }),
    new winston.transports.File({
      filename: 'logs/combined.log'
    }),
    new winston.transports.Console({
      format: winston.format.combine(
        winston.format.colorize(),
        winston.format.simple()
      )
    })
  ]
})

export function logExecutiveQuery(
  queryId: string,
  type: string,
  context: ExecutiveContext
): void {
  logger.info('Executive query processed', {
    queryId,
    type,
    industry: context.businessContext?.industry,
    authorityLevel: context.authorityLevel,
    timestamp: new Date().toISOString()
  })
}

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// .github/workflows/ci.yml
name: Continuous Integration

on:
  pull_request:
    branches: [ main ]
  push:
    branches: [ main ]

jobs:
  test:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - uses: actions/setup-node@v3
      with:
        node-version: '18'
        cache: 'npm'

    - run: npm ci
    - run: npm run lint
    - run: npm run type-check
    - run: npm run test
    - run: npm run test:integration
    - run: npm run security-audit

  build:
    runs-on: ubuntu-latest
    needs: test
    steps:
    - uses: actions/checkout@v3
    - run: npm ci
    - run: npm run build
    - run: docker build -t headelf:$ .