// Reality-Spanning Service
// MetaverseDubai → MetaverseX → Physical → DBIS → Quantum Realms
// Supplement B: MetaverseDubai Integration Framework

import prisma from '@/shared/database/prisma';
import { logger } from '@/infrastructure/monitoring/logger';
import { crossMetaverseFxService } from './cross-metaverse-fx.service';


export interface RealitySpanningRequest {
  sourceReality: 'classical' | 'quantum' | 'simulated' | 'holographic';
  targetReality: 'classical' | 'quantum' | 'simulated' | 'holographic';
  sourceMetaverseNodeId: string;
  targetMetaverseNodeId?: string;
  amount: string;
  currencyCode: string;
  conversionMethod: 'ssu' | 'qmu' | 'hmu' | 'direct';
}

export interface RealitySpanningResult {
  transactionId: string;
  sourceReality: string;
  targetReality: string;
  status: string;
}

export class RealitySpanningService {
  /**
   * Execute reality-spanning transaction
   * Enables transactions across different reality types:
   * - MetaverseDubai → MetaverseX → Physical → DBIS → Quantum Realms
   */
  async executeRealitySpanning(
    request: RealitySpanningRequest
  ): Promise<RealitySpanningResult> {
    logger.info('Reality-Spanning: Executing reality-spanning transaction', {
      request,
    });

    // Step 1: Verify source and target realities are different
    if (request.sourceReality === request.targetReality) {
      throw new Error('Source and target realities must be different');
    }

    // Step 2: Execute cross-metaverse FX with reality type
    const fxResult = await crossMetaverseFxService.executeCrossMetaverseFx({
      sourceMetaverseNodeId: request.sourceMetaverseNodeId,
      targetMetaverseNodeId:
        request.targetMetaverseNodeId || request.sourceMetaverseNodeId,
      sourceAmount: request.amount,
      sourceCurrency: request.currencyCode,
      targetCurrency: request.currencyCode,
      conversionMethod: request.conversionMethod,
      realityType: request.targetReality,
    });

    logger.info('Reality-Spanning: Reality-spanning transaction completed', {
      transactionId: fxResult.fxTransactionId,
      sourceReality: request.sourceReality,
      targetReality: request.targetReality,
    });

    return {
      transactionId: fxResult.fxTransactionId,
      sourceReality: request.sourceReality,
      targetReality: request.targetReality,
      status: fxResult.status,
    };
  }

  /**
   * Get reality-spanning transaction by ID
   */
  async getRealitySpanningTransaction(transactionId: string) {
    const fxTransaction = await prisma.metaverse_fx_transactions.findUnique({
      where: { fxTransactionId: transactionId },
      include: {
        sourceNode: true,
        targetNode: true,
      },
    });

    if (!fxTransaction || !fxTransaction.realityType) {
      return null;
    }

    return {
      transactionId: fxTransaction.fxTransactionId,
      sourceReality: 'classical', // Would be determined from source node
      targetReality: fxTransaction.realityType,
      status: fxTransaction.status,
    };
  }
}

export const realitySpanningService = new RealitySpanningService();

