nerve-sdk-js/lib/model/blockheader.js

nerve nerve-js nerve-sdk nerve-js-sdk

const sdk = require("../api/sdk");

let BlockHeader = function (bufferReader) {
  if (!bufferReader) {
    return;
  }

  this.preHash = bufferReader.slice(32);
  this.merkleHash = bufferReader.slice(32);
  this.createTime = bufferReader.readUInt32LE();
  this.height = bufferReader.readUInt32LE();
  this.txCount = bufferReader.readUInt32LE();
  this.extend = bufferReader.readBytesByLength();
  this.publicKey = bufferReader.readBytesByLength();
  this.packer = sdk.getStringAddress(1, null, this.publicKey.toString('hex'));
  this.signature = bufferReader.readBytesByLength();
};

BlockHeader.prototype.printInfo = function () {
  console.log('    preHash   :: ' + this.preHash.toString("hex"));
  console.log('    merkleHash:: ' + this.merkleHash.toString("hex"));
  console.log('    createTime:: ' + this.createTime + "(" + new Date(this.createTime * 1000).toLocaleString() + ")");
  console.log('    height    :: ' + this.height);
  console.log('    txCount   :: ' + this.txCount);
  console.log('    extend    :: ' + this.extend.toString("hex"));
  console.log('    publicKey :: ' + this.publicKey.toString('hex'));
  console.log('    packer    :: ' + this.packer);
  console.log('    signature :: ' + this.signature.toString('hex'));
};

module.exports = BlockHeader;