@machinomy/hdwallet-provider/dist/hdwallet.provider.js

HD Wallet-enabled Web3 provider

"use strict";
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    if (k2 === undefined) k2 = k;
    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
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    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
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    Object.defineProperty(o, "default", { enumerable: true, value: v });
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    o["default"] = v;
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var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.HDWalletProvider = void 0;
const filters_1 = __importDefault(require("web3-provider-engine/subproviders/filters"));
const sanitizer_1 = __importDefault(require("web3-provider-engine/subproviders/sanitizer"));
const cache_1 = __importDefault(require("web3-provider-engine/subproviders/cache"));
const subscriptions_1 = __importDefault(require("web3-provider-engine/subproviders/subscriptions"));
const inflight_cache_1 = __importDefault(require("web3-provider-engine/subproviders/inflight-cache"));
const util_1 = require("./util");
const nonce_subprovider_1 = require("./nonce.subprovider");
const mnemonic_subprovider_1 = require("./mnemonic.subprovider");
const path_util_1 = require("./path.util");
const ledger_subprovider_1 = require("./ledger.subprovider");
const FetchSubprovider = require("web3-provider-engine/subproviders/fetch");
const polling_1 = require("./block-tracker/polling");
const engine_1 = require("./engine");
async function ledgerProvider(getTransport, options) {
    const remote = util_1.baseProvider(options.rpc);
    const signer = new ledger_subprovider_1.LedgerSubprovider(getTransport, options);
    return new HDWalletProvider(signer, remote);
}
class HDWalletProvider {
    /**
     * Initialize HDWallet using some sort of provider.
     */
    constructor(signer, remote) {
        const blockTracker = new polling_1.PollingBlockTracker({
            provider: this,
            pollingInterval: 4000,
            setSkipCacheFlag: true
        });
        const engine = new engine_1.Engine({
            blockTracker
        });
        this.getAddresses = () => {
            return new Promise((resolve, reject) => {
                signer.getAccounts((error, accounts) => {
                    error ? reject(error) : resolve(accounts);
                });
            });
        };
        engine.addProvider(signer);
        engine.addProvider(new nonce_subprovider_1.NonceSubprovider());
        engine.addProvider(new sanitizer_1.default());
        engine.addProvider(new cache_1.default());
        if (remote instanceof FetchSubprovider) {
            engine.addProvider(new subscriptions_1.default());
            engine.addProvider(new filters_1.default());
        }
        engine.addProvider(new inflight_cache_1.default());
        engine.addProvider(remote);
        this.engine = engine;
        engine.start();
    }
    static mnemonic(options) {
        const path = options.path || path_util_1.DEFAULT_PATH;
        const remote = util_1.baseProvider(options.rpc);
        const signer = new mnemonic_subprovider_1.MnemonicSubprovider(path, options.mnemonic, options.numberOfAccounts);
        return new HDWalletProvider(signer, remote);
    }
    static async ledgerHID(options) {
        require("babel-polyfill");
        const TransportHid = (await Promise.resolve().then(() => __importStar(require("@ledgerhq/hw-transport-node-hid")))).default;
        const getTransport = () => TransportHid.create();
        return ledgerProvider(getTransport, options);
    }
    static async ledgerBLE(options) {
        require("babel-polyfill");
        const TransportBLE = (await Promise.resolve().then(() => __importStar(require("./transport-ble")))).TransportBle;
        const getTransport = () => TransportBLE.create();
        return ledgerProvider(getTransport, options);
    }
    send(payload, callback) {
        this.engine.sendAsync(payload, callback);
    }
    sendAsync(payload, callback) {
        this.engine.sendAsync(payload, callback);
    }
}
exports.HDWalletProvider = HDWalletProvider;
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