bsv-sdk/es/hd-wallet.js

bsv sdk

import _asyncToGenerator from "@babel/runtime/helpers/esm/asyncToGenerator";

function _createForOfIteratorHelperLoose(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (it) return (it = it.call(o)).next.bind(it); if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; return function () { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

import _regeneratorRuntime from "@babel/runtime/regenerator";
import { bsv } from "scryptlib";
import { MetaSVProvider } from "showpay-providers";
import { getTransferNeedUtxosAndFee } from "./utils/Txutils";
import Sensible from "./modules/sensible";

var HdWallet = /*#__PURE__*/function () {
  function HdWallet(mnemonic, network, metasvAuth, feeb) {
    if (feeb === void 0) {
      feeb = 0.5;
    }

    this.hdPrivateKey = bsv.Mnemonic.fromString(mnemonic).toHDPrivateKey().deriveChild("m/44'/236'/0'");
    this.xpriv = this.hdPrivateKey.xprivkey.toString();
    this.xpub = this.hdPrivateKey.xpubkey;
    this.rootWallet = this.hdPrivateKey.deriveChild(0).deriveChild(0);
    this.rootWif = this.rootWallet.privateKey.toString();
    this.rootAddress = this.rootWallet.privateKey.toAddress().toString();
    this.provider = new MetaSVProvider(network, metasvAuth);
    this.feeb = feeb;
    this.addressWifMap = new Map();
    this.network = network;
    this.metasvAuth = metasvAuth;
  }

  var _proto = HdWallet.prototype;

  _proto.ftMerge = /*#__PURE__*/function () {
    var _ftMerge = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime.mark(function _callee(codehash, genesis, sensibleId) {
      var sensible;
      return _regeneratorRuntime.wrap(function _callee$(_context) {
        while (1) {
          switch (_context.prev = _context.next) {
            case 0:
              sensible = new Sensible(this.network, this.feeb, this.rootWif, this.metasvAuth);
              _context.next = 3;
              return this.transferAll(this.rootAddress, true);

            case 3:
              _context.next = 5;
              return sensible.ftMerge(codehash, genesis, sensibleId, this.rootWif);

            case 5:
            case "end":
              return _context.stop();
          }
        }
      }, _callee, this);
    }));

    function ftMerge(_x, _x2, _x3) {
      return _ftMerge.apply(this, arguments);
    }

    return ftMerge;
  }();

  _proto.getFtMergeTime = /*#__PURE__*/function () {
    var _getFtMergeTime = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime.mark(function _callee2(codehash, genesis, sensibleId) {
      var sensible, mergeTime;
      return _regeneratorRuntime.wrap(function _callee2$(_context2) {
        while (1) {
          switch (_context2.prev = _context2.next) {
            case 0:
              sensible = new Sensible(this.network, this.feeb, this.rootWif, this.metasvAuth);
              _context2.next = 3;
              return sensible.ftMergeTime(codehash, genesis, sensibleId);

            case 3:
              mergeTime = _context2.sent;
              return _context2.abrupt("return", mergeTime);

            case 5:
            case "end":
              return _context2.stop();
          }
        }
      }, _callee2, this);
    }));

    function getFtMergeTime(_x4, _x5, _x6) {
      return _getFtMergeTime.apply(this, arguments);
    }

    return getFtMergeTime;
  }();

  _proto.ftMergeOne = /*#__PURE__*/function () {
    var _ftMergeOne = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime.mark(function _callee3(codehash, genesis, sensibleId) {
      var sensible, res;
      return _regeneratorRuntime.wrap(function _callee3$(_context3) {
        while (1) {
          switch (_context3.prev = _context3.next) {
            case 0:
              sensible = new Sensible(this.network, this.feeb, this.rootWif, this.metasvAuth);
              _context3.next = 3;
              return this.transferAll(this.rootAddress, true);

            case 3:
              _context3.next = 5;
              return sensible.ftMergeOne(codehash, genesis, sensibleId, this.rootWif);

            case 5:
              res = _context3.sent;
              return _context3.abrupt("return", res);

            case 7:
            case "end":
              return _context3.stop();
          }
        }
      }, _callee3, this);
    }));

    function ftMergeOne(_x7, _x8, _x9) {
      return _ftMergeOne.apply(this, arguments);
    }

    return ftMergeOne;
  }();

  _proto.transferAll = /*#__PURE__*/function () {
    var _transferAll = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime.mark(function _callee4(receiverAddress, broadcast) {
      var balanceResp, xpubBalance, utxos, fee, minAmountCanTransfer, tx, privateKeys, _iterator, _step, utxo, txid, txHex, retUtxos, resTxid;

      return _regeneratorRuntime.wrap(function _callee4$(_context4) {
        while (1) {
          switch (_context4.prev = _context4.next) {
            case 0:
              _context4.next = 2;
              return this.provider.getXpubBalance(this.xpub);

            case 2:
              balanceResp = _context4.sent;
              xpubBalance = balanceResp.confirmed + balanceResp.unconfirmed;
              _context4.next = 6;
              return this.getUtxos();

            case 6:
              utxos = _context4.sent;

              if (!(utxos.length == 1 && utxos[0].address == receiverAddress)) {
                _context4.next = 9;
                break;
              }

              return _context4.abrupt("return", null);

            case 9:
              fee = Math.ceil((utxos.length * 148 + 34 + 10) * this.feeb);
              minAmountCanTransfer = 135 + fee;

              if (!(xpubBalance < minAmountCanTransfer)) {
                _context4.next = 13;
                break;
              }

              throw new Error("Insufficient BSV Balance");

            case 13:
              tx = new bsv.Transaction();
              tx.from(utxos.map(function (utxo) {
                return {
                  txId: utxo.txId,
                  outputIndex: utxo.outputIndex,
                  satoshis: utxo.satoshis,
                  script: bsv.Script.buildPublicKeyHashOut(utxo.address).toHex()
                };
              }));
              tx.addOutput(new bsv.Transaction.Output({
                satoshis: xpubBalance - fee,
                script: bsv.Script.fromAddress(receiverAddress)
              }));
              privateKeys = [];

              for (_iterator = _createForOfIteratorHelperLoose(utxos); !(_step = _iterator()).done;) {
                utxo = _step.value;
                privateKeys.push(this.addressWifMap.get(utxo.address));
              }

              tx.fee(fee);
              tx.sign(privateKeys);
              txid = tx.id;
              txHex = tx.serialize(true);
              retUtxos = [{
                txId: txid,
                outputIndex: 0,
                satoshis: xpubBalance - fee,
                address: receiverAddress
              }];

              if (!broadcast) {
                _context4.next = 29;
                break;
              }

              _context4.next = 26;
              return this.provider.broadcast(txHex);

            case 26:
              resTxid = _context4.sent;

              if (resTxid) {
                _context4.next = 29;
                break;
              }

              throw new Error("broadcast error");

            case 29:
              return _context4.abrupt("return", {
                txid: txid,
                txHex: txHex,
                utxos: retUtxos
              });

            case 30:
            case "end":
              return _context4.stop();
          }
        }
      }, _callee4, this);
    }));

    function transferAll(_x10, _x11) {
      return _transferAll.apply(this, arguments);
    }

    return transferAll;
  }();

  _proto.transfer = /*#__PURE__*/function () {
    var _transfer = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime.mark(function _callee5(receivers, broadcast) {
      var balanceResp, xpubBalance, totalTransferAmount, _iterator2, _step2, receiver, utxos, minTransferFee, utxosAndFee, fee, tx, _iterator3, _step3, _receiver, utxoTotalAmount, privateKeys, _iterator4, _step4, utxo, txid, txHex, retUtxos, i, resTxid;

      return _regeneratorRuntime.wrap(function _callee5$(_context5) {
        while (1) {
          switch (_context5.prev = _context5.next) {
            case 0:
              if (broadcast === void 0) {
                broadcast = true;
              }

              _context5.next = 3;
              return this.provider.getXpubBalance(this.xpub);

            case 3:
              balanceResp = _context5.sent;
              xpubBalance = balanceResp.confirmed + balanceResp.unconfirmed;
              totalTransferAmount = 0;

              for (_iterator2 = _createForOfIteratorHelperLoose(receivers); !(_step2 = _iterator2()).done;) {
                receiver = _step2.value;
                totalTransferAmount += receiver.amount;
              }

              _context5.next = 9;
              return this.getUtxos();

            case 9:
              utxos = _context5.sent;
              minTransferFee = Math.ceil((utxos.length * 148 + 34 + 10) * this.feeb);

              if (!(xpubBalance < totalTransferAmount + minTransferFee)) {
                _context5.next = 13;
                break;
              }

              throw new Error("Insufficient BSV Balance");

            case 13:
              utxosAndFee = getTransferNeedUtxosAndFee(receivers, utxos, this.feeb);
              utxos = utxosAndFee.utxos;
              fee = utxosAndFee.fee;
              tx = new bsv.Transaction();
              tx.from(utxos.map(function (utxo) {
                return {
                  txId: utxo.txId,
                  outputIndex: utxo.outputIndex,
                  satoshis: utxo.satoshis,
                  script: bsv.Script.buildPublicKeyHashOut(utxo.address).toHex()
                };
              }));

              for (_iterator3 = _createForOfIteratorHelperLoose(receivers); !(_step3 = _iterator3()).done;) {
                _receiver = _step3.value;
                tx.addOutput(new bsv.Transaction.Output({
                  satoshis: _receiver.amount,
                  script: bsv.Script.fromAddress(_receiver.address)
                }));
              }

              utxoTotalAmount = 0;
              utxos.forEach(function (utxo) {
                utxoTotalAmount += utxo.satoshis;
              });

              if (utxoTotalAmount - fee - totalTransferAmount >= 135) {
                tx.addOutput(new bsv.Transaction.Output({
                  satoshis: utxoTotalAmount - fee - totalTransferAmount,
                  script: bsv.Script.fromAddress(this.rootAddress)
                }));
              }

              privateKeys = [];

              for (_iterator4 = _createForOfIteratorHelperLoose(utxos); !(_step4 = _iterator4()).done;) {
                utxo = _step4.value;
                privateKeys.push(this.addressWifMap.get(utxo.address));
              }

              tx.fee(fee);
              tx.sign(privateKeys);
              txid = tx.id;
              txHex = tx.serialize(true);
              retUtxos = [];

              for (i = 0; i < tx.outputs.length; i++) {
                retUtxos.push({
                  txId: txid,
                  outputIndex: i,
                  satoshis: tx.outputs[i].satoshis,
                  // @ts-ignore
                  address: bsv.Address.fromScript(tx.outputs[i].script).toString()
                });
              }

              if (!broadcast) {
                _context5.next = 36;
                break;
              }

              _context5.next = 33;
              return this.provider.broadcast(txHex);

            case 33:
              resTxid = _context5.sent;

              if (resTxid) {
                _context5.next = 36;
                break;
              }

              throw new Error("broadcast error");

            case 36:
              return _context5.abrupt("return", {
                txid: txid,
                txHex: txHex,
                utxos: retUtxos
              });

            case 37:
            case "end":
              return _context5.stop();
          }
        }
      }, _callee5, this);
    }));

    function transfer(_x12, _x13) {
      return _transfer.apply(this, arguments);
    }

    return transfer;
  }();

  _proto.getUtxos = /*#__PURE__*/function () {
    var _getUtxos = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime.mark(function _callee6(limit) {
      var utxos, gUtxos, _iterator5, _step5, gUtxo, privateKey;

      return _regeneratorRuntime.wrap(function _callee6$(_context6) {
        while (1) {
          switch (_context6.prev = _context6.next) {
            case 0:
              if (limit === void 0) {
                limit = 300;
              }

              utxos = [];
              _context6.next = 4;
              return this.provider.getXpubUtxo(this.xpub, limit);

            case 4:
              gUtxos = _context6.sent;

              for (_iterator5 = _createForOfIteratorHelperLoose(gUtxos); !(_step5 = _iterator5()).done;) {
                gUtxo = _step5.value;

                if (!this.addressWifMap.has(gUtxo.address)) {
                  privateKey = this.hdPrivateKey.deriveChild(gUtxo.addressType).deriveChild(gUtxo.addressIndex).privateKey;
                  this.addressWifMap.set(gUtxo.address, privateKey);
                }

                utxos.push({
                  txId: gUtxo.txid,
                  outputIndex: gUtxo.txIndex,
                  satoshis: gUtxo.value,
                  address: gUtxo.address,
                  flag: gUtxo.flag
                });
              }

              return _context6.abrupt("return", utxos);

            case 7:
            case "end":
              return _context6.stop();
          }
        }
      }, _callee6, this);
    }));

    function getUtxos(_x14) {
      return _getUtxos.apply(this, arguments);
    }

    return getUtxos;
  }();

  return HdWallet;
}();

export { HdWallet as default };