ripple-lib/dist/npm/broadcast.js

Deprecated - consider migrating to xrpl.js: https://xrpl.org/xrpljs2-migration-guide.html

"use strict";
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());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.RippleAPIBroadcast = void 0;
const api_1 = require("./api");
class RippleAPIBroadcast extends api_1.RippleAPI {
    constructor(servers, options = {}) {
        super(options);
        this.ledgerVersion = undefined;
        const apis = servers.map((server) => new api_1.RippleAPI(Object.assign({}, options, { server })));
        this._apis = apis;
        this.getMethodNames().forEach((name) => {
            this[name] = function () {
                return Promise.race(apis.map((api) => api[name](...arguments)));
            };
        });
        this.connect = function () {
            return __awaiter(this, void 0, void 0, function* () {
                yield Promise.all(apis.map((api) => api.connect()));
            });
        };
        this.disconnect = function () {
            return __awaiter(this, void 0, void 0, function* () {
                yield Promise.all(apis.map((api) => api.disconnect()));
            });
        };
        this.isConnected = function () {
            return apis.map((api) => api.isConnected()).every(Boolean);
        };
        const defaultAPI = apis[0];
        const syncMethods = ['sign', 'generateAddress', 'computeLedgerHash'];
        syncMethods.forEach((name) => {
            this[name] = defaultAPI[name].bind(defaultAPI);
        });
        apis.forEach((api) => {
            api.on('ledger', this.onLedgerEvent.bind(this));
            api.on('error', (errorCode, errorMessage, data) => this.emit('error', errorCode, errorMessage, data));
        });
    }
    onLedgerEvent(ledger) {
        if (ledger.ledgerVersion > this.ledgerVersion ||
            this.ledgerVersion == null) {
            this.ledgerVersion = ledger.ledgerVersion;
            this.emit('ledger', ledger);
        }
    }
    getMethodNames() {
        const methodNames = [];
        const rippleAPI = this._apis[0];
        for (const name of Object.getOwnPropertyNames(rippleAPI)) {
            if (typeof rippleAPI[name] === 'function') {
                methodNames.push(name);
            }
        }
        return methodNames;
    }
}
exports.RippleAPIBroadcast = RippleAPIBroadcast;
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