blockchain.js/miner.js at master · zsusac/blockchain.js · GitHub

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/**
 * Miner implementation
 *
 * @class Miner
 */
class Miner {
  /**
   * Creates an instance of Miner.
   *
   * @param {Blockchain} blockchain Blockchain instance
   * @memberof Miner
   */
  constructor (blockchain) {
    this.blockchain = blockchain
  }

  /**
   * Mine
   *
   * @param {string} recipientAddress Recipient address
   * @returns {Block} Mined block
   * @memberof Miner
   */
  mine (recipientAddress) {
    let lastBlock = this.blockchain.lastBlock()
    let lastProof = lastBlock.proof
    let proof = this.blockchain.proofOfWork(lastProof)
    this.blockchain.addTranstacion('', recipientAddress, 1)

    return this.blockchain.createBlock(proof)
  }
}

module.exports = Miner