@siglesiasg/node-red-hyperledger-fabric-gateway/src/models/channel-info.model.ts

Hyperledger Fabric 2.x nodes for node-red with latest fabric-gateway library

import { BlockchainInfo } from '@hyperledger/fabric-protos/lib/common';

export class ChannelInfoModel {
  height: number;
  lastBlockHash: string;
}

export function buildChannelInfoModel(chainInfoBin: Uint8Array): ChannelInfoModel {
  const info = BlockchainInfo.deserializeBinary(chainInfoBin);
  return {
    height: info.getHeight(),
    lastBlockHash: info.getCurrentblockhash_asB64()
  };
}