working towards new AddressIndex obj

js/models/core/AddressIndex.js

@@ -0,0 +1,79 @@
+'use strict';
+
+
+var imports = require('soop').imports();
+var bitcore = require('bitcore');
+var HK = bitcore.HierarchicalKey;
+var PrivateKey = require('./PrivateKey');
+var Structure = require('./Structure');
+var Address = bitcore.Address;
+var Script = bitcore.Script;
+var coinUtil = bitcore.util;
+var Transaction = bitcore.Transaction
+var util = bitcore.util;
+
+function AddressIndex(opts) {
+  opts = opts || {};
+
+  this.walletId = opts.walletId;
+
+  this.changeIndex = opts.changeIndex || 0;
+  this.receiveIndex = opts.receiveIndex || 0;
+}
+
+AddressIndex.fromObj = function(data) {
+  if (data instanceof AddressIndex) {
+    throw new Error('bad data format: Did you use .toObj()?');
+  }
+  var ret = new AddressIndex(data);
+  return ret;
+};
+
+AddressIndex.prototype.toObj = function() {
+  return {
+    walletId: this.walletId,
+    changeIndex: this.changeIndex,
+    receiveIndex: this.receiveIndex,
+  };
+};
+
+AddressIndex.prototype._checkIndexRange = function(index, isChange) {
+  if ((isChange && index > this.changeIndex) ||
+    (!isChange && index > this.receiveIndex)) {
+    throw new Error('Out of bounds at index %d isChange: %d', index, isChange);
+  }
+};
+
+
+AddressIndex.prorotype.getChangeIndex = function() {
+  return this.changeIndex;
+};
+AddressIndex.prorotype.getReceiveIndex = function() {
+  return this.receiveIndex;
+};
+
+AddressIndex.prototype.increment = function(isChange) {
+  if (isChange) {
+    this.changeIndex++;
+  } else {
+    this.receiveIndex++;
+  }
+};
+
+AddressIndex.prototype.merge = function(inAddressIndex) {
+  var hasChanged = false;
+
+  // Indexes
+  if (inAddressIndex.changeIndex > this.changeIndex) {
+    this.changeIndex = inAddressIndex.changeIndex;
+    hasChanged = true;
+  }
+
+  if (inAddressIndex.receiveIndex > this.receiveIndex) {
+    this.receiveIndex = inAddressIndex.receiveIndex;
+    hasChanged = true;
+  }
+  return hasChanged;
+};
+
+module.exports = require('soop')(AddressIndex);