/**
 * @file tokenized-assets.ts
 * @notice Metaverse integration for tokenized assets (Sub-Volume C)
 */

import { metaverseSettlementService } from './metaverse-settlement.service';
import { metaverseBridgeService } from './metaverse-bridge.service';
import { TokenRegistry } from '../../../smom-dbis-138/contracts/tokenization/TokenRegistry';

export interface TokenizedAssetMetaverseRequest {
    tokenAddress: string;
    fabricTokenId: string;
    metaverseNodeId: string;
    virtualAssetId: string;
    amount: string;
    currencyCode: string;
    assetType?: 'virtual_land' | 'virtual_asset' | 'nft';
}

export interface TokenizedAssetVirtualRepresentation {
    tokenAddress: string;
    fabricTokenId: string;
    virtualAssetId: string;
    metaverseNodeId: string;
    virtualBalance: string;
    realWorldBalance: string;
    conversionRate: number; // 1:1 for tokenized assets
}

export class MetaverseTokenizationIntegration {
    private tokenRegistry: TokenRegistry;

    constructor(tokenRegistry: TokenRegistry) {
        this.tokenRegistry = tokenRegistry;
    }

    /**
     * Create virtual representation of tokenized asset in metaverse
     */
    async createVirtualRepresentation(
        request: TokenizedAssetMetaverseRequest
    ): Promise<TokenizedAssetVirtualRepresentation> {
        // Get token metadata
        const tokenMetadata = await this.tokenRegistry.getToken(request.tokenAddress);

        // Create virtual asset representation
        // In production, this would create a virtual asset in the metaverse
        const virtualRepresentation: TokenizedAssetVirtualRepresentation = {
            tokenAddress: request.tokenAddress,
            fabricTokenId: request.fabricTokenId,
            virtualAssetId: request.virtualAssetId,
            metaverseNodeId: request.metaverseNodeId,
            virtualBalance: request.amount,
            realWorldBalance: request.amount,
            conversionRate: 1.0 // 1:1 for tokenized assets
        };

        return virtualRepresentation;
    }

    /**
     * Execute virtual land settlement with tokenized asset
     */
    async executeVirtualLandSettlement(
        request: TokenizedAssetMetaverseRequest
    ): Promise<{
        settlementId: string;
        gasSettlementId: string;
        virtualLandId: string;
        status: string;
    }> {
        // Execute settlement via GAS network
        const settlementResult = await metaverseSettlementService.executeVirtualLandSettlement({
            metaverseNodeId: request.metaverseNodeId,
            sourceBankId: 'TOKENIZED-ASSET-SOURCE',
            destinationBankId: 'METAVERSE-DEST',
            virtualLandId: request.virtualAssetId,
            amount: request.amount,
            currencyCode: request.currencyCode,
            assetType: request.assetType || 'virtual_land'
        });

        return {
            settlementId: settlementResult.settlementId,
            gasSettlementId: settlementResult.gasSettlementId,
            virtualLandId: settlementResult.virtualLandId,
            status: settlementResult.status
        };
    }

    /**
     * Bridge tokenized asset to metaverse
     */
    async bridgeToMetaverse(
        tokenAddress: string,
        metaverseNodeId: string,
        virtualAssetId: string,
        amount: string
    ): Promise<{
        bridgeId: string;
        virtualAssetId: string;
        status: string;
    }> {
        // Get token metadata
        const tokenMetadata = await this.tokenRegistry.getToken(tokenAddress);

        // Create digital-physical bridge
        const bridgeResult = await metaverseBridgeService.createBridge({
            metaverseNodeId,
            bridgeType: 'virtual_securitization',
            virtualAssetId,
            amount,
            currencyCode: tokenMetadata.underlyingAsset
        });

        return {
            bridgeId: bridgeResult.bridgeId,
            virtualAssetId,
            status: bridgeResult.status
        };
    }

    /**
     * Transfer tokenized asset across realities
     */
    async transferCrossReality(
        tokenAddress: string,
        sourceMetaverseNodeId: string,
        targetMetaverseNodeId: string,
        amount: string
    ): Promise<{
        transferId: string;
        sourceVirtualAssetId: string;
        targetVirtualAssetId: string;
        status: string;
    }> {
        // Get token metadata
        const tokenMetadata = await this.tokenRegistry.getToken(tokenAddress);

        // Execute cross-reality transfer via GAS
        // In production, this would use GAS network for atomic cross-reality settlement
        const transferId = `CROSS-REALITY-${Date.now()}`;

        return {
            transferId,
            sourceVirtualAssetId: `VIRTUAL-${sourceMetaverseNodeId}`,
            targetVirtualAssetId: `VIRTUAL-${targetMetaverseNodeId}`,
            status: 'completed'
        };
    }

    /**
     * Get virtual asset balance for tokenized asset
     */
    async getVirtualBalance(
        tokenAddress: string,
        metaverseNodeId: string,
        virtualAssetId: string
    ): Promise<{
        tokenAddress: string;
        virtualAssetId: string;
        virtualBalance: string;
        realWorldBalance: string;
        conversionRate: number;
    }> {
        // In production, query metaverse for virtual asset balance
        // For now, return placeholder
        return {
            tokenAddress,
            virtualAssetId,
            virtualBalance: '0',
            realWorldBalance: '0',
            conversionRate: 1.0
        };
    }
}
