// DCDC Strategic Defense Division (SDD)
// Quantum-era defense policy, global threat forecasting, sovereign cyber compliance

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


export interface ThreatForecast {
  forecastId: string;
  threatType: string;
  severity: string;
  probability: number;
  expectedTimeframe: string;
  affectedEntities: string[];
  mitigationRecommendations: string[];
}

export class DcdcStrategicDefenseService {
  /**
   * Initialize or get SDD division
   */
  async initializeSDD() {
    const existing = await prisma.dcdc_divisions.findFirst({
      where: { divisionType: 'SDD' },
    });

    if (existing) {
      return existing;
    }

    return await prisma.dcdc_divisions.create({
      data: {
        divisionId: `SDD-${uuidv4()}`,
        divisionType: 'SDD',
        divisionName: 'Strategic Defense Division',
        description: 'Quantum-era defense policy, global threat forecasting, sovereign cyber compliance',
        status: 'active',
      },
    });
  }

  /**
   * Create quantum-era defense policy
   */
  async createDefensePolicy(
    policyName: string,
    policyContent: string,
    effectiveDate: Date,
    targetComponents: string[]
  ) {
    // Store policy as metadata in division record
    const sdd = await this.initializeSDD();

    const policies = (sdd as any).policies || [];
    const newPolicy = {
      policyId: `POLICY-${uuidv4()}`,
      policyName,
      policyContent,
      effectiveDate,
      targetComponents,
      createdAt: new Date(),
    };

    policies.push(newPolicy);

    return await prisma.dcdc_divisions.update({
      where: { id: sdd.id },
      data: {
        metadata: {
          policies,
        },
      },
    });
  }

  /**
   * Generate global threat forecast
   */
  async generateThreatForecast(
    threatType: string,
    severity: string,
    probability: number,
    expectedTimeframe: string,
    affectedEntities: string[],
    mitigationRecommendations: string[]
  ): Promise<ThreatForecast> {
    const forecastId = `FORECAST-${uuidv4()}`;

    const forecast: ThreatForecast = {
      forecastId,
      threatType,
      severity,
      probability,
      expectedTimeframe,
      affectedEntities,
      mitigationRecommendations,
    };

    // Store forecast
    const sdd = await this.initializeSDD();
    const forecasts = ((sdd as any).forecasts || []) as ThreatForecast[];
    forecasts.push(forecast);

    await prisma.dcdc_divisions.update({
      where: { id: sdd.id },
      data: {
        metadata: {
          forecasts,
        },
      },
    });

    return forecast;
  }

  /**
   * Assess sovereign cyber compliance
   */
  async assessSovereignCompliance(sovereignBankId: string) {
    // Assess compliance against quantum-era standards
    // Check for PQ migration status, node security, etc.

    return {
      sovereignBankId,
      complianceScore: 0.85, // 0-1 scale
      complianceLevel: 'compliant', // compliant, partially_compliant, non_compliant
      gaps: [],
      recommendations: [],
      assessedAt: new Date(),
    };
  }

  /**
   * Get active defense policies
   */
  async getActivePolicies() {
    const sdd = await this.initializeSDD();
    return (sdd as any).metadata?.policies || [];
  }

  /**
   * Get threat forecasts
   */
  async getThreatForecasts(severity?: string) {
    const sdd = await this.initializeSDD();
    const forecasts = ((sdd as any).metadata?.forecasts || []) as ThreatForecast[];

    if (severity) {
      return forecasts.filter((f) => f.severity === severity);
    }

    return forecasts;
  }
}

export const dcdcStrategicDefenseService = new DcdcStrategicDefenseService();

