"use strict"; var __extends = (this && this.__extends) || (function () { var extendStatics = function (d, b) { extendStatics = Object.setPrototypeOf || ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) || function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; }; return extendStatics(d, b); }; return function (d, b) { extendStatics(d, b); function __() { this.constructor = d; } d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); }; })(); var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } return new (P || (P = Promise))(function (resolve, reject) { function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } step((generator = generator.apply(thisArg, _arguments || [])).next()); }); }; var __generator = (this && this.__generator) || function (thisArg, body) { var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g; return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g; function verb(n) { return function (v) { return step([n, v]); }; } function step(op) { if (f) throw new TypeError("Generator is already executing."); while (_) try { if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t; if (y = 0, t) op = [op[0] & 2, t.value]; switch (op[0]) { case 0: case 1: t = op; break; case 4: _.label++; return { value: op[1], done: false }; case 5: _.label++; y = op[1]; op = [0]; continue; case 7: op = _.ops.pop(); _.trys.pop(); continue; default: if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; } if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; } if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; } if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; } if (t[2]) _.ops.pop(); _.trys.pop(); continue; } op = body.call(thisArg, _); } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; } if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true }; } }; var __importDefault = (this && this.__importDefault) || function (mod) { return (mod && mod.__esModule) ? mod : { "default": mod }; }; Object.defineProperty(exports, "__esModule", { value: true }); var ethers_1 = require("ethers"); var _version_1 = require("./_version"); var logger = new ethers_1.ethers.utils.Logger(_version_1.version); var hw_app_eth_1 = __importDefault(require("@ledgerhq/hw-app-eth")); // We store these in a separated import so it is easier to swap them out // at bundle time; browsers do not get HID, for example. This maps a string // "type" to a Transport with create. var ledger_transport_1 = require("./ledger-transport"); var defaultPath = "m/44'/60'/0'/0/0"; function waiter(duration) { return new Promise(function (resolve) { setTimeout(resolve, duration); }); } var LedgerSigner = /** @class */ (function (_super) { __extends(LedgerSigner, _super); function LedgerSigner(provider, type, path) { var _this = _super.call(this) || this; if (path == null) { path = defaultPath; } if (type == null) { type = "default"; } ethers_1.ethers.utils.defineReadOnly(_this, "path", path); ethers_1.ethers.utils.defineReadOnly(_this, "type", type); ethers_1.ethers.utils.defineReadOnly(_this, "provider", provider || null); var transport = ledger_transport_1.transports[type]; if (!transport) { logger.throwArgumentError("unknown or unsupported type", "type", type); } ethers_1.ethers.utils.defineReadOnly(_this, "_eth", transport.create().then(function (transport) { var eth = new hw_app_eth_1.default(transport); return eth.getAppConfiguration().then(function (config) { return eth; }, function (error) { return Promise.reject(error); }); }, function (error) { return Promise.reject(error); })); return _this; } LedgerSigner.prototype._retry = function (callback, timeout) { var _this = this; return new Promise(function (resolve, reject) { return __awaiter(_this, void 0, void 0, function () { var eth, i, result, error_1; return __generator(this, function (_a) { switch (_a.label) { case 0: if (timeout && timeout > 0) { setTimeout(function () { reject(new Error("timeout")); }, timeout); } return [4 /*yield*/, this._eth]; case 1: eth = _a.sent(); i = 0; _a.label = 2; case 2: if (!(i < 50)) return [3 /*break*/, 9]; _a.label = 3; case 3: _a.trys.push([3, 5, , 6]); return [4 /*yield*/, callback(eth)]; case 4: result = _a.sent(); return [2 /*return*/, resolve(result)]; case 5: error_1 = _a.sent(); if (error_1.id !== "TransportLocked") { return [2 /*return*/, reject(error_1)]; } return [3 /*break*/, 6]; case 6: return [4 /*yield*/, waiter(100)]; case 7: _a.sent(); _a.label = 8; case 8: i++; return [3 /*break*/, 2]; case 9: return [2 /*return*/, reject(new Error("timeout"))]; } }); }); }); }; LedgerSigner.prototype.getAddress = function () { return __awaiter(this, void 0, void 0, function () { var account; var _this = this; return __generator(this, function (_a) { switch (_a.label) { case 0: return [4 /*yield*/, this._retry(function (eth) { return eth.getAddress(_this.path); })]; case 1: account = _a.sent(); return [2 /*return*/, ethers_1.ethers.utils.getAddress(account.address)]; } }); }); }; LedgerSigner.prototype.signMessage = function (message) { return __awaiter(this, void 0, void 0, function () { var messageHex, sig; var _this = this; return __generator(this, function (_a) { switch (_a.label) { case 0: if (typeof (message) === 'string') { message = ethers_1.ethers.utils.toUtf8Bytes(message); } messageHex = ethers_1.ethers.utils.hexlify(message).substring(2); return [4 /*yield*/, this._retry(function (eth) { return eth.signPersonalMessage(_this.path, messageHex); })]; case 1: sig = _a.sent(); sig.r = '0x' + sig.r; sig.s = '0x' + sig.s; return [2 /*return*/, ethers_1.ethers.utils.joinSignature(sig)]; } }); }); }; LedgerSigner.prototype.signTransaction = function (transaction) { return __awaiter(this, void 0, void 0, function () { var tx, unsignedTx, sig; var _this = this; return __generator(this, function (_a) { switch (_a.label) { case 0: return [4 /*yield*/, ethers_1.ethers.utils.resolveProperties(transaction)]; case 1: tx = transaction = _a.sent(); unsignedTx = ethers_1.ethers.utils.serializeTransaction(tx).substring(2); return [4 /*yield*/, this._retry(function (eth) { return eth.signTransaction(_this.path, unsignedTx); })]; case 2: sig = _a.sent(); return [2 /*return*/, ethers_1.ethers.utils.serializeTransaction(tx, { v: sig.v, r: ("0x" + sig.r), s: ("0x" + sig.s), })]; } }); }); }; LedgerSigner.prototype.connect = function (provider) { return new LedgerSigner(provider, this.type, this.path); }; return LedgerSigner; }(ethers_1.ethers.Signer)); exports.LedgerSigner = LedgerSigner;