40 lines
1.0 KiB
JavaScript
40 lines
1.0 KiB
JavaScript
var _ = require('lodash');
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var HDPath = require('./hdpath');
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function AddressManager(opts) {
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this.receiveAddressIndex = 0;
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this.changeAddressIndex = 0;
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this.copayerIndex = (opts && _.isNumber(opts.copayerIndex)) ? opts.copayerIndex : HDPath.SHARED_INDEX;
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};
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AddressManager.fromObj = function (obj) {
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var x = new AddressManager();
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x.receiveAddressIndex = obj.receiveAddressIndex;
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x.changeAddressIndex = obj.changeAddressIndex;
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x.copayerIndex = obj.copayerIndex;
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return x;
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};
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AddressManager.prototype._incrementIndex = function (isChange) {
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if (isChange) {
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this.changeAddressIndex++;
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} else {
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this.receiveAddressIndex++;
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}
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};
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AddressManager.prototype.getCurrentAddressPath = function (isChange) {
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return HDPath.Branch(isChange ? this.changeAddressIndex : this.receiveAddressIndex, isChange, this.copayerIndex);
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};
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AddressManager.prototype.getNewAddressPath = function (isChange) {
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var ret = this.getCurrentAddressPath(isChange);
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this._incrementIndex(isChange);
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return ret;
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};
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module.exports = AddressManager;
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