// Regulatory compliance framework for AI agents
// AI智能体的监管合规框架
import { ChatOpenAI } from "@langchain/openai";
import { ChatPromptTemplate } from "@langchain/core/prompts";

// Regulation types and jurisdictions
// 法规类型和管辖区域
enum RegulationType {
  DATA_PRIVACY = "data_privacy",
  FINANCIAL = "financial",
  HEALTHCARE = "healthcare",
  CONSUMER_PROTECTION = "consumer_protection",
  EMPLOYMENT = "employment",
  INTELLECTUAL_PROPERTY = "intellectual_property"
}

enum Jurisdiction {
  US = "us",
  EU = "eu",
  UK = "uk",
  GLOBAL = "global"
}

// Compliance requirement definition
// 合规要求定义
interface ComplianceRequirement {
  id: string;
  regulation: RegulationType;
  jurisdiction: Jurisdiction;
  description: string;
  mandatory: boolean;
  implementationGuidelines: string[];
  verificationMethod: "automated" | "manual" | "hybrid";
  lastUpdated: Date;
}

// Compliance status tracking
// 合规状态跟踪
interface ComplianceStatus {
  requirementId: string;
  status: "compliant" | "non_compliant" | "in_progress" | "not_applicable";
  evidence: string[];
  lastChecked: Date;
  issues?: string[];
}

// Compliance engine
// 合规引擎
class ComplianceEngine {
  private requirements: Map<string, ComplianceRequirement> = new Map();
  private statuses: Map<string, ComplianceStatus> = new Map();
  private auditLog: Array<{
    timestamp: Date;
    action: string;
    requirementId?: string;
    details: any;
  }> = [];

  // Add compliance requirement
  addRequirement(requirement: ComplianceRequirement): void {
    this.requirements.set(requirement.id, requirement);
    this.statuses.set(requirement.id, {
      requirementId: requirement.id,
      status: "not_applicable",
      evidence: [],
      lastChecked: new Date()
    });

    this.logAction("requirement_added", { requirementId: requirement.id });
    console.log(`[Compliance] Added requirement: ${requirement.id}`);
  }

  // Check compliance for a specific requirement
  async checkCompliance(requirementId: string, context: any): Promise<ComplianceStatus> {
    const requirement = this.requirements.get(requirementId);
    if (!requirement) {
      throw new Error(`Requirement not found: ${requirementId}`);
    }

    const status: ComplianceStatus = {
      requirementId,
      status: "in_progress",
      evidence: [],
      lastChecked: new Date()
    };

    // Automated verification based on implementation guidelines
    for (const guideline of requirement.implementationGuidelines) {
      const result = await this.verifyGuideline(guideline, context);
      status.evidence.push(result);

      if (!result.passed) {
        status.issues = status.issues || [];
        status.issues.push(result.issue || "Guideline not met");
      }
    }

    // Determine final status
    if (!status.issues || status.issues.length === 0) {
      status.status = "compliant";
    } else if (requirement.mandatory) {
      status.status = "non_compliant";
    } else {
      status.status = "in_progress";
    }

    this.statuses.set(requirementId, status);
    this.logAction("compliance_checked", { requirementId, status: status.status });

    return status;
  }

  // Verify a specific guideline
  private async verifyGuideline(guideline: string, context: any): Promise<any> {
    // Simplified verification logic
    // 简化的验证逻辑
    return {
      guideline,
      passed: true,
      evidence: "Automated check passed"
    };
  }

  // Get overall compliance report
  getComplianceReport(): any {
    const statuses = Array.from(this.statuses.values());
    const compliant = statuses.filter(s => s.status === "compliant").length;
    const nonCompliant = statuses.filter(s => s.status === "non_compliant").length;
    const inProgress = statuses.filter(s => s.status === "in_progress").length;

    return {
      totalRequirements: this.requirements.size,
      compliant,
      nonCompliant,
      inProgress,
      complianceRate: this.requirements.size > 0
        ? (compliant / this.requirements.size) * 100
        : 100,
      lastAudit: new Date().toISOString()
    };
  }

  // Log compliance action
  private logAction(action: string, details: any): void {
    this.auditLog.push({
      timestamp: new Date(),
      action,
      ...details
    });
  }

  // Get audit log
  getAuditLog(limit: number = 100): any[] {
    return this.auditLog.slice(-limit);
  }
}

// Example: GDPR compliance setup
// 示例：GDPR合规设置
function setupGDPRCompliance(): ComplianceEngine {
  const engine = new ComplianceEngine();

  // Add GDPR requirements
  const gdprRequirements: ComplianceRequirement[] = [
    {
      id: "gdpr-article-5",
      regulation: RegulationType.DATA_PRIVACY,
      jurisdiction: Jurisdiction.EU,
      description: "Lawfulness, fairness and transparency in processing",
      mandatory: true,
      implementationGuidelines: [
        "Verify legal basis for processing",
        "Ensure data subject notification",
        "Implement transparent data practices"
      ],
      verificationMethod: "hybrid",
      lastUpdated: new Date()
    },
    {
      id: "gdpr-article-15",
      regulation: RegulationType.DATA_PRIVACY,
      jurisdiction: Jurisdiction.EU,
      description: "Right of access by data subject",
      mandatory: true,
      implementationGuidelines: [
        "Implement data access API",
        "Verify requester identity",
        "Provide data in portable format"
      ],
      verificationMethod: "automated",
      lastUpdated: new Date()
    },
    {
      id: "gdpr-article-17",
      regulation: RegulationType.DATA_PRIVACY,
      jurisdiction: Jurisdiction.EU,
      description: "Right to erasure",
      mandatory: true,
      implementationGuidelines: [
        "Implement data deletion workflow",
        "Notify third parties of deletion",
        "Document deletion completion"
      ],
      verificationMethod: "hybrid",
      lastUpdated: new Date()
    }
  ];

  gdprRequirements.forEach(req => engine.addRequirement(req));

  return engine;
}

// Run example: 运行示例
const gdprEngine = setupGDPRCompliance();
console.log("\n=== GDPR Compliance Report ===");
console.log(gdprEngine.getComplianceReport());

// Comprehensive audit trail system for regulatory compliance
// 符合监管合规的综合审计跟踪系统
import { ChatOpenAI } from "@langchain/openai";

// Audit event types
// 审计事件类型
enum AuditEventType {
  DATA_ACCESS = "data_access",
  DATA_MODIFICATION = "data_modification",
  DECISION_MADE = "decision_made",
  EXTERNAL_API_CALL = "external_api_call",
  USER_ACTION = "user_action",
  SYSTEM_EVENT = "system_event",
  COMPLIANCE_CHECK = "compliance_check",
  SECURITY_EVENT = "security_event"
}

// Audit event severity
// 审计事件严重性
enum AuditSeverity {
  INFO = "info",
  WARNING = "warning",
  ERROR = "error",
  CRITICAL = "critical"
}

// Complete audit event structure
// 完整的审计事件结构
interface AuditEvent {
  id: string;
  eventType: AuditEventType;
  severity: AuditSeverity;
  timestamp: number;
  actor: {
    type: "user" | "agent" | "system";
    id: string;
    metadata?: any;
  };
  action: string;
  resource?: {
    type: string;
    id: string;
    metadata?: any;
  };
  outcome: "success" | "failure" | "partial";
  details: Record<string, any>;
  complianceFlags: string[];
  jurisdiction?: string;
  dataClassification?: "public" | "internal" | "confidential" | "restricted";
}

// Immutable audit log (append-only)
// 不可变审计日志（仅追加）
class AuditTrail {
  private events: AuditEvent[] = [];
  private storage: "memory" | "database" | "blockchain" = "memory";
  private encryptionKey?: string;

  // Log an audit event
  log(event: Omit<AuditEvent, "id" | "timestamp">): AuditEvent {
    const fullEvent: AuditEvent = {
      ...event,
      id: `audit-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`,
      timestamp: Date.now()
    };

    // Add to events array
    this.events.push(fullEvent);

    // In production, also write to persistent storage
    // 在生产环境中，也写入持久存储
    console.log(`[Audit] ${event.eventType}: ${event.action} by ${event.actor.id}`);

    return fullEvent;
  }

  // Query audit events with filters
  query(filters: {
    eventType?: AuditEventType;
    actorId?: string;
    resourceId?: string;
    startDate?: Date;
    endDate?: Date;
    severity?: AuditSeverity;
    outcome?: string;
  }): AuditEvent[] {
    let results = [...this.events];

    if (filters.eventType) {
      results = results.filter(e => e.eventType === filters.eventType);
    }
    if (filters.actorId) {
      results = results.filter(e => e.actor.id === filters.actorId);
    }
    if (filters.resourceId) {
      results = results.filter(e => e.resource?.id === filters.resourceId);
    }
    if (filters.startDate) {
      results = results.filter(e => e.timestamp >= filters.startDate!.getTime());
    }
    if (filters.endDate) {
      results = results.filter(e => e.timestamp <= filters.endDate!.getTime());
    }
    if (filters.severity) {
      results = results.filter(e => e.severity === filters.severity);
    }
    if (filters.outcome) {
      results = results.filter(e => e.outcome === filters.outcome);
    }

    return results;
  }

  // Generate compliance report
  generateReport(startDate: Date, endDate: Date): any {
    const events = this.query({ startDate, endDate });

    return {
      period: { start: startDate.toISOString(), end: endDate.toISOString() },
      totalEvents: events.length,
      byType: this.countByField(events, "eventType"),
      bySeverity: this.countByField(events, "severity"),
      byOutcome: this.countByField(events, "outcome"),
      complianceSummary: this.generateComplianceSummary(events),
      generatedAt: new Date().toISOString()
    };
  }

  private countByField(events: AuditEvent[], field: keyof AuditEvent): Record<string, number> {
    const counts: Record<string, number> = {};
    events.forEach(e => {
      const value = String(e[field]);
      counts[value] = (counts[value] || 0) + 1;
    });
    return counts;
  }

  private generateComplianceSummary(events: AuditEvent[]): any {
    const dataAccess = events.filter(e => e.eventType === AuditEventType.DATA_ACCESS);
    const modifications = events.filter(e => e.eventType === AuditEventType.DATA_MODIFICATION);

    return {
      dataAccessEvents: dataAccess.length,
      dataModificationEvents: modifications.length,
      unauthorizedAccessAttempts: events.filter(e =>
        e.eventType === AuditEventType.SECURITY_EVENT && e.outcome === "failure"
      ).length,
      complianceChecksPerformed: events.filter(e =>
        e.eventType === AuditEventType.COMPLIANCE_CHECK
      ).length
    };
  }

  // Export for regulatory submission
  exportForRegulator(format: "json" | "csv" | "xml"): string {
    if (format === "json") {
      return JSON.stringify(this.events, null, 2);
    }
    // Other formats would be implemented here
    return JSON.stringify(this.events);
  }
}

// Agent with built-in audit logging
// 内置审计日志记录的智能体
class AuditableAgent {
  protected auditTrail: AuditTrail;
  protected agentId: string;

  constructor(agentId: string, auditTrail: AuditTrail) {
    this.agentId = agentId;
    this.auditTrail = auditTrail;
  }

  // Protected method to log all actions
  protected logAction(
    eventType: AuditEventType,
    action: string,
    details: Record<string, any>,
    options: {
      resource?: any;
      severity?: AuditSeverity;
      classification?: "public" | "internal" | "confidential" | "restricted";
    } = {}
  ): void {
    this.auditTrail.log({
      eventType,
      severity: options.severity || AuditSeverity.INFO,
      actor: { type: "agent", id: this.agentId },
      action,
      resource: options.resource,
      outcome: "success",
      details,
      complianceFlags: [],
      dataClassification: options.classification
    });
  }
}

// Example usage: 创建示例
const auditTrail = new AuditTrail();

// Log sample events
auditTrail.log({
  eventType: AuditEventType.DATA_ACCESS,
  severity: AuditSeverity.INFO,
  timestamp: Date.now(),
  actor: { type: "agent", id: "customer-service-agent" },
  action: "retrieve_customer_profile",
  resource: { type: "customer", id: "cust-12345" },
  outcome: "success",
  details: { fields: ["name", "email", "account_status"] },
  complianceFlags: ["gdpr-article-15"],
  dataClassification: "confidential"
});

auditTrail.log({
  eventType: AuditEventType.DECISION_MADE,
  severity: AuditSeverity.INFO,
  timestamp: Date.now(),
  actor: { type: "agent", id: "credit-assessment-agent" },
  action: "approve_loan",
  outcome: "success",
  details: { amount: 50000, term: "24 months", risk_score: 0.65 },
  complianceFlags: ["fair_lending_compliance"],
  jurisdiction: "US"
});

// Generate report
console.log("\n=== Audit Report ===");
const report = auditTrail.generateReport(new Date(Date.now() - 86400000), new Date());
console.log(JSON.stringify(report, null, 2));

// Data privacy protection implementation
// 数据隐私保护实现
import { ChatOpenAI } from "@langchain/openai";

// Data classification levels
// 数据分类级别
enum DataClassification {
  PUBLIC = "public",
  INTERNAL = "internal",
  CONFIDENTIAL = "confidential",
  RESTRICTED = "restricted"
}

// PII (Personally Identifiable Information) types
// PII（个人可识别信息）类型
enum PIIType {
  NAME = "name",
  EMAIL = "email",
  PHONE = "phone",
  SSN = "ssn",
  ADDRESS = "address",
  FINANCIAL = "financial",
  HEALTH = "health",
  BIOMETRIC = "biometric"
}

// Data processing purpose
// 数据处理目的
enum ProcessingPurpose {
  SERVICE_DELIVERY = "service_delivery",
  MARKETING = "marketing",
  ANALYTICS = "analytics",
  THREAT_PREVENTION = "threat_prevention",
  LEGAL_COMPLIANCE = "legal_compliance"
}

// Privacy policy configuration
// 隐私政策配置
interface PrivacyPolicy {
  allowPIIProcessing: boolean;
  requireConsent: boolean;
  dataRetentionDays: number;
  allowedPurposes: ProcessingPurpose[];
  geographicRestrictions: string[];
  encryptionRequired: boolean;
}

// Data subject rights
// 数据主体权利
interface DataSubjectRights {
  access: boolean;
  rectification: boolean;
  erasure: boolean;
  portability: boolean;
  objection: boolean;
  restriction: boolean;
}

// Privacy engine
// 隐私引擎
class PrivacyEngine {
  private policies: Map<string, PrivacyPolicy> = new Map();
  private consentRecords: Map<string, { purpose: ProcessingPurpose; timestamp: number; valid: boolean }[]> = new Map();
  private dataInventory: Map<string, { classification: DataClassification; piiTypes: PIIType[]; jurisdiction: string }> = new Map();

  // Register privacy policy
  registerPolicy(policyId: string, policy: PrivacyPolicy): void {
    this.policies.set(policyId, policy);
    console.log(`[Privacy] Registered policy: ${policyId}`);
  }

  // Check if processing is allowed
  canProcess(policyId: string, purpose: ProcessingPurpose, hasConsent: boolean): { allowed: boolean; reason?: string } {
    const policy = this.policies.get(policyId);
    if (!policy) {
      return { allowed: false, reason: "Policy not found" };
    }

    if (policy.requireConsent && !hasConsent) {
      return { allowed: false, reason: "Consent required" };
    }

    if (!policy.allowedPurposes.includes(purpose)) {
      return { allowed: false, reason: "Purpose not allowed" };
    }

    return { allowed: true };
  }

  // Record consent
  recordConsent(userId: string, purpose: ProcessingPurpose): void {
    const records = this.consentRecords.get(userId) || [];
    records.push({ purpose, timestamp: Date.now(), valid: true });
    this.consentRecords.set(userId, records);
    console.log(`[Privacy] Recorded consent for user ${userId}: ${purpose}`);
  }

  // Check consent
  hasConsent(userId: string, purpose: ProcessingPurpose): boolean {
    const records = this.consentRecords.get(userId) || [];
    return records.some(r => r.purpose === purpose && r.valid);
  }

  // Anonymize PII data
  anonymizeData(data: any, piiTypes: PIIType[]): any {
    const anonymized = { ...data };

    for (const piiType of piiTypes) {
      switch (piiType) {
        case PIIType.NAME:
          anonymized.name = "[REDACTED]";
          break;
        case PIIType.EMAIL:
          if (anonymized.email) {
            const [local, domain] = anonymized.email.split("@");
            anonymized.email = `${local.substring(0, 2)}***@${domain}`;
          }
          break;
        case PIIType.PHONE:
          anonymized.phone = "***-***-****";
          break;
        case PIIType.SSN:
          anonymized.ssn = "***-**-****";
          break;
      }
    }

    return anonymized;
  }

  // Handle data subject access request
  handleAccessRequest(userId: string): any {
    // In production, would retrieve from database
    return {
      userId,
      requestDate: new Date().toISOString(),
      data: {
        profile: { name: "John Doe", email: "john@example.com" },
        preferences: { notifications: true },
        activity: [{ action: "login", timestamp: Date.now() }]
      }
    };
  }

  // Handle data erasure request (right to be forgotten)
  handleErasureRequest(userId: string): { success: boolean; deletedRecords: string[] } {
    // In production, would delete from all databases
    const deletedRecords = [
      `user_profile:${userId}`,
      `user_preferences:${userId}`,
      `user_activity:${userId}`,
      `user_sessions:${userId}`
    ];

    // Invalidate consent records
    const consents = this.consentRecords.get(userId);
    if (consents) {
      consents.forEach(c => c.valid = false);
    }

    console.log(`[Privacy] Erasure completed for user: ${userId}`);
    return { success: true, deletedRecords };
  }
}

// Data masking utilities
// 数据掩码工具
class DataMasking {
  // Mask sensitive data based on classification
  static mask(data: any, classification: DataClassification): any {
    switch (classification) {
      case DataClassification.RESTRICTED:
        return this.maskAll(data);
      case DataClassification.CONFIDENTIAL:
        return this.maskPartial(data);
      case DataClassification.INTERNAL:
        return this.maskNone(data);
      default:
        return data;
    }
  }

  private static maskAll(data: any): any {
    return "[REDACTED]";
  }

  private static maskPartial(data: any): any {
    if (typeof data === "string") {
      if (data.includes("@")) {
        const [local, domain] = data.split("@");
        return `${local.substring(0, 2)}***@${domain}`;
      }
      if (data.length > 4) {
        return data.substring(0, 2) + "***" + data.substring(data.length - 2);
      }
    }
    return data;
  }

  private static maskNone(data: any): any {
    return data;
  }
}

// Example usage: 创建示例
const privacyEngine = new PrivacyEngine();

// Register GDPR policy
privacyEngine.registerPolicy("gdpr", {
  allowPIIProcessing: true,
  requireConsent: true,
  dataRetentionDays: 365,
  allowedPurposes: [ProcessingPurpose.SERVICE_DELIVERY, ProcessingPurpose.ANALYTICS],
  geographicRestrictions: ["EU"],
  encryptionRequired: true
});

// Record consent
privacyEngine.recordConsent("user-123", ProcessingPurpose.SERVICE_DELIVERY);

// Check processing
const canProcess = privacyEngine.canProcess("gdpr", ProcessingPurpose.SERVICE_DELIVERY, true);
console.log("\nCan process:", canProcess);

// Handle access request
const accessResult = privacyEngine.handleAccessRequest("user-123");
console.log("\nAccess request result:", accessResult);

// Handle erasure request
const erasureResult = privacyEngine.handleErasureRequest("user-123");
console.log("\nErasure result:", erasureResult);

// Human-in-the-loop compliance for regulated decisions
// 受监管决策的人工监督合规
import { ChatOpenAI } from "@langchain/openai";

// Decision criticality levels
// 决策关键性级别
enum DecisionCriticality {
  LOW = "low",           // Agent can decide autonomously
  MEDIUM = "medium",     // Agent decides, human notified
  HIGH = "high",         // Human approval required
  CRITICAL = "critical"  // Human decision required, no autonomous
}

// Review status
// 审核状态
enum ReviewStatus {
  PENDING = "pending",
  IN_REVIEW = "in_review",
  APPROVED = "approved",
  REJECTED = "rejected",
  ESCALATED = "escalated"
}

// Approval request structure
// 审批请求结构
interface ApprovalRequest {
  id: string;
  agentId: string;
  decisionType: string;
  criticality: DecisionCriticality;
  proposedAction: string;
  justification: string;
  supportingData: any;
  requestedBy: string;
  requestedAt: number;
  dueBy?: number;
  status: ReviewStatus;
  reviewer?: string;
  reviewedAt?: number;
  reviewNotes?: string;
}

// Human review manager
// 人工审核管理器
class HumanReviewManager {
  private pendingRequests: Map<string, ApprovalRequest> = new Map();
  private reviewHistory: ApprovalRequest[] = [];
  private escalationRules: Map<DecisionCriticality, number> = new Map();
  private reviewers: Map<string, { name: string; roles: string[]; maxLoad: number; currentLoad: number }> = new Map();

  constructor() {
    // Set escalation timeouts
    this.escalationRules.set(DecisionCriticality.CRITICAL, 15 * 60 * 1000); // 15 minutes
    this.escalationRules.set(DecisionCriticality.HIGH, 60 * 60 * 1000); // 1 hour
    this.escalationRules.set(DecisionCriticality.MEDIUM, 24 * 60 * 60 * 1000); // 24 hours
  }

  // Register a reviewer
  registerReviewer(reviewerId: string, name: string, roles: string[], maxLoad: number = 10): void {
    this.reviewers.set(reviewerId, { name, roles, maxLoad, currentLoad: 0 });
    console.log(`[Review] Registered reviewer: ${name}`);
  }

  // Submit approval request
  submitRequest(request: Omit<ApprovalRequest, "id" | "status">): ApprovalRequest {
    const fullRequest: ApprovalRequest = {
      ...request,
      id: `req-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`,
      status: ReviewStatus.PENDING
    };

    this.pendingRequests.set(fullRequest.id, fullRequest);

    // Log the submission
    console.log(`[Review] Submitted ${request.decisionType} request: ${fullRequest.id}`);

    // Auto-assign based on criticality
    if (request.criticality === DecisionCriticality.CRITICAL) {
      this.autoAssign(fullRequest.id);
    }

    return fullRequest;
  }

  // Auto-assign to available reviewer
  private autoAssign(requestId: string): void {
    const request = this.pendingRequests.get(requestId);
    if (!request) return;

    const available = Array.from(this.reviewers.values())
      .filter(r => r.currentLoad < r.maxLoad)
      .sort((a, b) => a.currentLoad - b.currentLoad)[0];

    if (available) {
      request.status = ReviewStatus.IN_REVIEW;
      available.currentLoad++;
      console.log(`[Review] Auto-assigned ${requestId} to reviewer`);
    }
  }

  // Approve request
  approve(requestId: string, reviewerId: string, notes?: string): ApprovalRequest {
    const request = this.pendingRequests.get(requestId);
    if (!request) throw new Error("Request not found");

    request.status = ReviewStatus.APPROVED;
    request.reviewer = reviewerId;
    request.reviewedAt = Date.now();
    request.reviewNotes = notes;

    // Update reviewer load
    const reviewer = this.reviewers.get(reviewerId);
    if (reviewer) reviewer.currentLoad--;

    this.pendingRequests.delete(requestId);
    this.reviewHistory.push(request);

    console.log(`[Review] Approved request: ${requestId}`);
    return request;
  }

  // Reject request
  reject(requestId: string, reviewerId: string, reason: string): ApprovalRequest {
    const request = this.pendingRequests.get(requestId);
    if (!request) throw new Error("Request not found");

    request.status = ReviewStatus.REJECTED;
    request.reviewer = reviewerId;
    request.reviewedAt = Date.now();
    request.reviewNotes = reason;

    // Update reviewer load
    const reviewer = this.reviewers.get(reviewerId);
    if (reviewer) reviewer.currentLoad--;

    this.pendingRequests.delete(requestId);
    this.reviewHistory.push(request);

    console.log(`[Review] Rejected request: ${requestId}`);
    return request;
  }

  // Get pending requests
  getPending(criticality?: DecisionCriticality): ApprovalRequest[] {
    let requests = Array.from(this.pendingRequests.values());
    if (criticality) {
      requests = requests.filter(r => r.criticality === criticality);
    }
    return requests;
  }

  // Get review statistics
  getStats(): any {
    const history = this.reviewHistory;
    return {
      pending: this.pendingRequests.size,
      totalReviewed: history.length,
      approved: history.filter(r => r.status === ReviewStatus.APPROVED).length,
      rejected: history.filter(r => r.status === ReviewStatus.REJECTED).length,
      approvalRate: history.length > 0
        ? (history.filter(r => r.status === ReviewStatus.APPROVED).length / history.length) * 100
        : 0
    };
  }
}

// Agent with human review requirement
// 有人工审核要求的智能体
class RegulatedAgent {
  protected reviewManager: HumanReviewManager;
  protected agentId: string;

  constructor(agentId: string, reviewManager: HumanReviewManager) {
    this.agentId = agentId;
    this.reviewManager = reviewManager;
  }

  // Determine if decision needs human review
  protected requiresHumanReview(criticality: DecisionCriticality): boolean {
    return criticality === DecisionCriticality.HIGH ||
           criticality === DecisionCriticality.CRITICAL;
  }

  // Make decision with potential human review
  async makeDecision(
    decisionType: string,
    proposedAction: string,
    justification: string,
    data: any,
    criticality: DecisionCriticality
  ): Promise<{ canProceed: boolean; approvalId?: string; message: string }> {
    if (this.requiresHumanReview(criticality)) {
      const request = this.reviewManager.submitRequest({
        agentId: this.agentId,
        decisionType,
        criticality,
        proposedAction,
        justification,
        supportingData: data,
        requestedBy: "agent",
        requestedAt: Date.now()
      });

      return {
        canProceed: false,
        approvalId: request.id,
        message: `Human approval required for ${decisionType}`
      };
    }

    return { canProceed: true, message: "Decision approved for autonomous execution" };
  }
}

// Example usage: 创建示例
const reviewManager = new HumanReviewManager();

// Register reviewers
reviewManager.registerReviewer("reviewer-1", "Alice Smith", ["compliance", "risk"], 10);
reviewManager.registerReviewer("reviewer-2", "Bob Johnson", ["legal", "compliance"], 5);

// Create regulated agent
const regulatedAgent = new RegulatedAgent("loan-agent", reviewManager);

// Request critical decision (requires human review)
const decision = await regulatedAgent.makeDecision(
  "loan_approval",
  "Approve $50,000 loan",
  "Credit score 750, debt-to-income ratio 0.35",
  { creditScore: 750, income: 80000, requestedAmount: 50000 },
  DecisionCriticality.HIGH
);

console.log("\nDecision result:", decision);

// Simulate human approval
if (decision.approvalId) {
  reviewManager.approve(decision.approvalId, "reviewer-1", "Looks good, approved");
}

// Get statistics
console.log("\nReview statistics:", reviewManager.getStats());

// Automated regulatory reporting system
// 自动化监管报告系统
import { ChatOpenAI } from "@langchain/openai";

// Report types
// 报告类型
enum ReportType {
  TRANSACTION_MONTHLY = "transaction_monthly",
  SUSPICIOUS_ACTIVITY = "suspicious_activity",
  CUSTOMER_COMPLAINTS = "customer_complaints",
  DATA_BREACH = "data_breach",
  OPERATIONAL_RISK = "operational_risk",
  CAPITAL_REQUIREMENTS = "capital_requirements"
}

// Report frequency
// 报告频率
enum ReportFrequency {
  DAILY = "daily",
  WEEKLY = "weekly",
  MONTHLY = "monthly",
  QUARTERLY = "quarterly",
  AD_HOC = "ad_hoc"
}

// Report template
// 报告模板
interface ReportTemplate {
  type: ReportType;
  name: string;
  frequency: ReportFrequency;
  requiredFields: string[];
  regulatoryBody: string;
  deadline: string; // e.g., "15th of following month"
}

// Report generation request
// 报告生成请求
interface ReportRequest {
  id: string;
  templateType: ReportType;
  periodStart: Date;
  periodEnd: Date;
  data: any;
  status: "draft" | "review" | "submitted" | "accepted" | "rejected";
  submittedAt?: Date;
}

// Automated reporting engine
// 自动化报告引擎
class RegulatoryReportingEngine {
  private templates: Map<ReportType, ReportTemplate> = new Map();
  private reportSchedule: Map<ReportType, NodeJS.Timeout> = new Map();
  private submittedReports: ReportRequest[] = [];

  // Register report template
  registerTemplate(template: ReportTemplate): void {
    this.templates.set(template.type, template);
    console.log(`[Reporting] Registered template: ${template.name}`);
  }

  // Generate report
  async generateReport(
    templateType: ReportType,
    periodStart: Date,
    periodEnd: Date,
    dataProvider: () => Promise<any>
  ): Promise<ReportRequest> {
    const template = this.templates.get(templateType);
    if (!template) {
      throw new Error(`Template not found: ${templateType}`);
    }

    // Gather data
    const data = await dataProvider();

    // Validate required fields
    const missingFields = template.requiredFields.filter(field => !data[field]);
    if (missingFields.length > 0) {
      throw new Error(`Missing required fields: ${missingFields.join(", ")}`);
    }

    const report: ReportRequest = {
      id: `report-${Date.now()}`,
      templateType,
      periodStart,
      periodEnd,
      data: this.formatReportData(template, data),
      status: "draft"
    };

    console.log(`[Reporting] Generated draft report: ${report.id}`);
    return report;
  }

  // Format data according to template
  private formatReportData(template: ReportTemplate, data: any): any {
    const formatted: any = {};

    for (const field of template.requiredFields) {
      formatted[field] = data[field];
    }

    formatted.metadata = {
      generatedAt: new Date().toISOString(),
      templateVersion: "1.0",
      regulatoryBody: template.regulatoryBody
    };

    return formatted;
  }

  // Submit report
  async submitReport(reportId: string): Promise<ReportRequest> {
    const report = this.submittedReports.find(r => r.id === reportId);
    if (!report) {
      // Find in pending (would need to track separately in production)
      throw new Error("Report not found");
    }

    report.status = "submitted";
    report.submittedAt = new Date();

    console.log(`[Reporting] Submitted report: ${reportId} to ${this.templates.get(report.templateType)?.regulatoryBody}`);

    // Simulate regulatory acceptance
    setTimeout(() => {
      report.status = "accepted";
      console.log(`[Reporting] Report ${reportId} accepted by regulator`);
    }, 1000);

    return report;
  }

  // Schedule automated reporting
  scheduleReport(templateType: ReportType, cronExpression: string, dataProvider: () => Promise<any>): void {
    console.log(`[Reporting] Scheduled ${templateType} with schedule: ${cronExpression}`);
    // In production, would use node-cron or similar
  }

  // Get compliance calendar
  getComplianceCalendar(year: number): any[] {
    const events: any[] = [];

    this.templates.forEach(template => {
      if (template.frequency === ReportFrequency.MONTHLY) {
        for (let month = 0; month < 12; month++) {
          events.push({
            type: template.type,
            name: template.name,
            deadline: `${template.deadline} ${new Date(year, month + 1, 1).toLocaleString("default", { month: "long" })}`,
            regulatoryBody: template.regulatoryBody
          });
        }
      }
    });

    return events;
  }
}

// Example: FINRA reporting setup
// 示例：FINRA报告设置
function setupFinancialReporting(): RegulatoryReportingEngine {
  const engine = new RegulatoryReportingEngine();

  // Register regulatory templates
  engine.registerTemplate({
    type: ReportType.TRANSACTION_MONTHLY,
    name: "Monthly Transaction Report",
    frequency: ReportFrequency.MONTHLY,
    requiredFields: ["totalVolume", "transactionCount", "customerCount", "complianceFlags"],
    regulatoryBody: "FINRA",
    deadline: "15th of following month"
  });

  engine.registerTemplate({
    type: ReportType.SUSPICIOUS_ACTIVITY,
    name: "Suspicious Activity Report (SAR)",
    frequency: ReportFrequency.AD_HOC,
    requiredFields: ["suspiciousTransactions", "customerId", "description", "amount", "date"],
    regulatoryBody: "FINRA",
    deadline: "30 days from detection"
  });

  return engine;
}

// Example usage: 创建示例
const reportingEngine = setupFinancialReporting();

// Generate monthly report
const reportData = {
  totalVolume: 15000000,
  transactionCount: 45000,
  customerCount: 1200,
  complianceFlags: 23
};

const monthlyReport = await reportingEngine.generateReport(
  ReportType.TRANSACTION_MONTHLY,
  new Date("2024-01-01"),
  new Date("2024-01-31"),
  async () => reportData
);

console.log("\nGenerated report:", monthlyReport.id);

// Get compliance calendar
const calendar = reportingEngine.getComplianceCalendar(2024);
console.log("\nCompliance calendar for 2024:");
calendar.slice(0, 3).forEach(event => console.log(`  - ${event.name}: ${event.deadline}`));