@hiero-ledger/sdk/lib/LedgerId.cjs

Hiero SDK

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var hex = _interopRequireWildcard(require("./encoding/hex.cjs"));
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
// SPDX-License-Identifier: Apache-2.0

/**
 * Represents the ID of a network.
 */
class LedgerId {
  /**
   * @hideconstructor
   * @internal
   * @param {Uint8Array} ledgerId
   */
  constructor(ledgerId) {
    /**
     * @readonly
     * @type {Uint8Array}
     */
    this._ledgerId = ledgerId;
    Object.freeze(this);
  }

  /**
   * @param {string} ledgerId
   * @returns {LedgerId}
   */
  static fromString(ledgerId) {
    switch (ledgerId) {
      case NETNAMES[0]:
      case "0":
        return LedgerId.MAINNET;
      case NETNAMES[1]:
      case "1":
        return LedgerId.TESTNET;
      case NETNAMES[2]:
      case "2":
        return LedgerId.PREVIEWNET;
      case NETNAMES[3]:
      case "3":
        return LedgerId.LOCAL_NODE;
      default:
        {
          let ledgerIdDecoded = hex.decode(ledgerId);
          if (ledgerIdDecoded.length == 0 && ledgerId.length != 0) {
            throw new Error("Default reached for fromString");
          } else {
            return new LedgerId(ledgerIdDecoded);
          }
        }
    }
  }

  /**
   * If the ledger ID is a known value such as `[0]`, `[1]`, `[2]` this method
   * will instead return "mainnet", "testnet", or "previewnet", otherwise it will
   * hex encode the bytes.
   *
   * @returns {string}
   */
  toString() {
    if (this._ledgerId.length == 1) {
      switch (this._ledgerId[0]) {
        case 0:
          return NETNAMES[0];
        case 1:
          return NETNAMES[1];
        case 2:
          return NETNAMES[2];
        case 3:
          return NETNAMES[3];
        default:
          return hex.encode(this._ledgerId);
      }
    } else {
      return hex.encode(this._ledgerId);
    }
  }

  /**
   * Using the UTF-8 byte representation of "mainnet", "testnet",
   * or "previewnet" is NOT supported.
   *
   * @param {Uint8Array} bytes
   * @returns {LedgerId}
   */
  static fromBytes(bytes) {
    return new LedgerId(bytes);
  }

  /**
   * @returns {Uint8Array}
   */
  toBytes() {
    return this._ledgerId;
  }

  /**
   * @returns {boolean}
   */
  isMainnet() {
    return this.toString() == NETNAMES[0];
  }

  /**
   * @returns {boolean}
   */
  isTestnet() {
    return this.toString() == NETNAMES[1];
  }

  /**
   * @returns {boolean}
   */
  isPreviewnet() {
    return this.toString() == NETNAMES[2];
  }

  /**
   * @returns {boolean}
   */
  isLocalNode() {
    return this.toString() == NETNAMES[3];
  }
}
exports.default = LedgerId;
const NETNAMES = ["mainnet", "testnet", "previewnet", "local-node"];
LedgerId.MAINNET = new LedgerId(new Uint8Array([0]));
LedgerId.TESTNET = new LedgerId(new Uint8Array([1]));
LedgerId.PREVIEWNET = new LedgerId(new Uint8Array([2]));
LedgerId.LOCAL_NODE = new LedgerId(new Uint8Array([3]));