// GRU Security Operations Service
// GRU Banking Operations Manual - Security Operations

import prisma from '@/shared/database/prisma';
import { v4 as uuidv4 } from 'uuid';


export interface QEKVerificationRequest {
  keyId: string;
  operationId?: string;
}

export interface ILIEIdentityEnforcementRequest {
  entityId: string;
  identityLayer?: string;
}

export interface ThreatDetectionRequest {
  detectionDate?: Date;
  threatType?: string;
}

export interface SecurityResult {
  verificationId?: string;
  status: string;
  details?: any;
}

export class GruSecurityOperationsService {
  /**
   * Verify quantum envelope keys (QEKs)
   */
  async verifyQuantumEnvelopeKeys(
    request: QEKVerificationRequest
  ): Promise<SecurityResult> {
    try {
      // In production, this would verify actual quantum envelope keys
      // For now, we'll create a verification record
      const qekId = `GRU-QEK-${uuidv4()}`;

      const qek = await prisma.gruQuantumEnvelopeKey.create({
        data: {
          qekId,
          operationId: request.operationId || `OP-${uuidv4()}`,
          keyId: request.keyId,
          verificationStatus: 'pending',
        },
      });

      // Simulate verification
      await prisma.gruQuantumEnvelopeKey.update({
        where: { qekId },
        data: {
          verificationStatus: 'verified',
          verificationTimestamp: new Date(),
        },
      });

      return {
        verificationId: qekId,
        status: 'verified',
        details: {
          keyId: request.keyId,
          verifiedAt: new Date().toISOString(),
        },
      };
    } catch (error: any) {
      throw new Error(`QEK verification failed: ${error.message}`);
    }
  }

  /**
   * Enforce ILIE identity
   */
  async enforceILIEIdentity(
    request: ILIEIdentityEnforcementRequest
  ): Promise<SecurityResult> {
    try {
      // In production, this would enforce ILIE (Infinite-Layer Identity Engine) identity
      // For now, we'll create a placeholder
      const identityLayer = request.identityLayer || 'L0'; // L0: Classical, L1: DLT, L2: Quantum, L3: Cognitive, L4: Simulated

      // Verify identity across layers
      const identityVerified = true; // Placeholder

      return {
        status: identityVerified ? 'enforced' : 'failed',
        details: {
          entityId: request.entityId,
          identityLayer,
          verified: identityVerified,
        },
      };
    } catch (error: any) {
      throw new Error(`ILIE identity enforcement failed: ${error.message}`);
    }
  }

  /**
   * Monitor zero-trust sovereign cloud
   */
  async monitorZeroTrustCloud(): Promise<SecurityResult> {
    try {
      // In production, this would monitor zero-trust sovereign cloud
      // For now, return placeholder
      return {
        status: 'monitoring',
        details: {
          cloudStatus: 'secure',
          lastChecked: new Date().toISOString(),
        },
      };
    } catch (error: any) {
      throw new Error(`Zero-trust cloud monitoring failed: ${error.message}`);
    }
  }

  /**
   * Manage DSCM-X distributed compute mesh
   */
  async manageDSCMX(): Promise<SecurityResult> {
    try {
      // In production, this would manage DSCM-X (Distributed Sovereign Compute Mesh)
      // For now, return placeholder
      return {
        status: 'managed',
        details: {
          meshStatus: 'operational',
          nodeCount: 0, // Would be actual node count
        },
      };
    } catch (error: any) {
      throw new Error(`DSCM-X management failed: ${error.message}`);
    }
  }

  /**
   * Detect threats
   */
  async detectThreats(
    request?: ThreatDetectionRequest
  ): Promise<SecurityResult[]> {
    const detectionDate = request?.detectionDate || new Date();
    const results: SecurityResult[] = [];

    try {
      // 1. Quantum drift detection
      const quantumDrift = await this.detectQuantumDrift(detectionDate);
      results.push(quantumDrift);

      // 2. Synthetic identity anomalies
      const syntheticIdentity = await this.detectSyntheticIdentityAnomalies(detectionDate);
      results.push(syntheticIdentity);

      // 3. Metaverse liquidity siphons
      const metaverseSiphons = await this.detectMetaverseLiquiditySiphons(detectionDate);
      results.push(metaverseSiphons);

      // 4. Temporal inconsistency events
      const temporalInconsistencies = await this.detectTemporalInconsistencies(detectionDate);
      results.push(temporalInconsistencies);

      return results;
    } catch (error: any) {
      throw new Error(`Threat detection failed: ${error.message}`);
    }
  }

  /**
   * Detect quantum drift
   */
  private async detectQuantumDrift(detectionDate: Date): Promise<SecurityResult> {
    // In production, this would analyze quantum ledger states for drift
    return {
      status: 'no_drift_detected',
      details: {
        threatType: 'quantum_drift',
        detected: false,
        detectionDate: detectionDate.toISOString(),
      },
    };
  }

  /**
   * Detect synthetic identity anomalies
   */
  private async detectSyntheticIdentityAnomalies(detectionDate: Date): Promise<SecurityResult> {
    // In production, this would analyze identity patterns for anomalies
    return {
      status: 'no_anomalies_detected',
      details: {
        threatType: 'synthetic_identity',
        detected: false,
        detectionDate: detectionDate.toISOString(),
      },
    };
  }

  /**
   * Detect metaverse liquidity siphons
   */
  private async detectMetaverseLiquiditySiphons(detectionDate: Date): Promise<SecurityResult> {
    // In production, this would monitor metaverse transactions for siphoning patterns
    return {
      status: 'no_siphons_detected',
      details: {
        threatType: 'metaverse_liquidity_siphon',
        detected: false,
        detectionDate: detectionDate.toISOString(),
      },
    };
  }

  /**
   * Detect temporal inconsistencies
   */
  private async detectTemporalInconsistencies(detectionDate: Date): Promise<SecurityResult> {
    // In production, this would analyze temporal settlement states for inconsistencies
    return {
      status: 'no_inconsistencies_detected',
      details: {
        threatType: 'temporal_inconsistency',
        detected: false,
        detectionDate: detectionDate.toISOString(),
      },
    };
  }
}

export const gruSecurityOperationsService = new GruSecurityOperationsService();

