130 lines
3.0 KiB
JavaScript
130 lines
3.0 KiB
JavaScript
/*!
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* network.js - network object for bcoin
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* Copyright (c) 2014-2015, Fedor Indutny (MIT License)
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* Copyright (c) 2014-2016, Christopher Jeffrey (MIT License).
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* https://github.com/indutny/bcoin
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*/
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var utils = require('./utils');
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var assert = utils.assert;
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var network = require('./protocol/network');
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/**
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* Represents a key ring which amounts to an address. Used for {@link Wallet}.
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* @exports Address
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* @constructor
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* @param {Object} options
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* @param {String?} options.label
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* @param {Boolean?} options.derived
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* @param {HDPrivateKey|HDPublicKey} options.key
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* @param {String?} options.path
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* @param {Boolean?} options.change
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* @param {Number?} options.index
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* @param {String?} options.type - `"pubkeyhash"` or `"multisig"`.
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* @param {Buffer[]} options.keys - Shared multisig keys.
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* @param {Number?} options.m - Multisig `m` value.
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* @param {Number?} options.n - Multisig `n` value.
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* @param {Boolean?} options.witness - Whether witness programs are enabled.
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*/
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function Network(options) {
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var i, keys, key, value;
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if (!(this instanceof Network))
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return new Network(options);
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if (typeof options === 'string')
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options = network[options];
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assert(options, 'Unknown network.');
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if (Network[options.type])
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return Network[options.type];
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keys = Object.keys(options);
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for (i = 0; i < keys.length; i++) {
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key = keys[i];
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value = options[key];
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this[key] = value;
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}
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if (!Network[this.type])
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Network[this.type] = this;
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if (!Network.primary)
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Network.primary = this.type;
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}
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Network.primary = null;
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/**
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* Test an object to see if it is an Address.
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* @param {Object} obj
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* @returns {Boolean}
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*/
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Network.prototype.updateHeight = function updateHeight(height) {
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this.height = height;
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};
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/**
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* Return address ID (pubkeyhash address of pubkey).
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* @returns {Base58Address}
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*/
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Network.prototype.updateRate = function updateRate(rate) {
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this.feeRate = rate;
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};
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Network.prototype.updateMinRelay = function updateMinRelay(rate) {
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this.minRelay = rate;
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};
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Network.prototype.getMinRelay = function getMinRelay() {
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if (this.height === -1)
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return this.minRate;
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return Math.min(this.minRelay, this.maxRate);
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};
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Network.prototype.getRate = function getRate() {
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if (this.height === -1)
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return this.maxRate;
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return Math.min(this.feeRate, this.maxRate);
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};
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/**
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* Test an object to see if it is an Address.
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* @param {Object} obj
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* @returns {Boolean}
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*/
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Network.set = function set(type) {
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assert(typeof type === 'string', 'Bad network.');
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Network.primary = type;
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return Network(network[type]);
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};
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Network.get = function get(options) {
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if (!options) {
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assert(Network.primary, 'No default network.');
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return Network[Network.primary];
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}
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if (options instanceof Network)
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return options;
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if (typeof options === 'string')
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return Network(network[options]);
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assert(false, 'Unknown network.');
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};
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Network.prototype.inspect = function inspect() {
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return '<Network: ' + this.type + '>';
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};
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module.exports = Network;
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