nerve-sdk-js/lib/test/transfer.js

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

const nerve = require('../index');

nerve.testnet();

const {
  getNulsBalance,
  countFee,
  inputsOrOutputs,
  validateTx,
  broadcastTx
} = require('./api/util');
/**
 * @disc: 转账 dome
 * @date: 2020-05-20 13:47
 * @author: Wave
 */


let pri = '';
let pub = nerve.getPubByPri(pri);
let fromAddress = "TNVTdTSPNEpLq2wnbsBcD8UDTVMsArtkfxWgz";
let toAddress = 'TNVTdTSPUZYyUW8ThLzJXWdgWaDFSy5trakjk';
let amount = 800000000;
let remark = 'transfer transaction remark...'; //调用

transferTransaction(pri, pub, fromAddress, toAddress, 2, 1, amount, remark);
/**
 * 转账交易
 * @param pri
 * @param pub
 * @param fromAddress
 * @param toAddress
 * @param assetsChainId
 * @param assetsId
 * @param amount
 * @param remark
 * @returns {Promise<void>}
 */

async function transferTransaction(pri, pub, fromAddress, toAddress, assetsChainId, assetsId, amount, remark) {
  const balanceInfo = await getNulsBalance(fromAddress);
  console.log(balanceInfo);

  if (!balanceInfo.success) {
    console.log("获取账户balanceInfo错误");
    return;
  }

  let transferInfo = {
    fromAddress: fromAddress,
    toAddress: toAddress,
    assetsChainId: assetsChainId,
    assetsId: assetsId,
    amount: amount,
    fee: 100000
  };
  let newAmount = transferInfo.amount + transferInfo.fee;

  if (balanceInfo.data.balance < newAmount) {
    console.log("余额不住，请更换账户");
    return;
  }

  let inOrOutputs = await inputsOrOutputs(transferInfo, balanceInfo.data, 2);

  if (!inOrOutputs.success) {
    console.log("inputOutputs组装失败!");
    return;
  }

  let tAssemble = await nerve.transactionAssemble(inOrOutputs.data.inputs, inOrOutputs.data.outputs, remark, 2); //交易组装

  let txhex = ""; //交易签名

  let newFee = countFee(tAssemble, 1); //获取手续费
  //手续费大于0.001的时候重新组装交易及签名

  if (transferInfo.fee !== newFee) {
    transferInfo.fee = newFee;
    inOrOutputs = await inputsOrOutputs(transferInfo, balanceInfo.data, 2);
    tAssemble = await nerve.transactionAssemble(inOrOutputs.data.inputs, inOrOutputs.data.outputs, remark, 2);
    txhex = await nerve.transactionSerialize(pri, pub, tAssemble);
  } else {
    txhex = await nerve.transactionSerialize(pri, pub, tAssemble);
  }

  console.log(txhex);
  let result = await validateTx(txhex);

  if (result.success) {
    console.log(result.data.value);
    let results = await broadcastTx(txhex);

    if (results && results.value) {
      console.log("交易完成");
    } else {
      console.log("广播交易失败");
    }
  } else {
    console.log("验证交易失败:" + JSON.stringify(result.error));
  }
}