Fixes: catch error message when importing wallet from different network

js/controllers/import.js

@@ -15,20 +15,32 @@ angular.module('copayApp.controllers').controller('ImportController',
     var _importBackup = function(encryptedObj) {
       Passphrase.getBase64Async($scope.password, function(passphrase) {
         updateStatus('Importing wallet - Setting things up...');
-        var w = walletFactory.import(encryptedObj, passphrase, function(err, w) {
+        var w, errMsg;
+
+        try {
+          w = walletFactory.import(encryptedObj, passphrase);
+          
+        } catch (e) {
+          errMsg = e.message;
+        }
+
+        if (!w) {
+          $scope.loading = false;
+          notification.error('Error', errMsg || 'Wrong password');
+          $rootScope.$digest();
+          return;
+        }
+
+        w.updateIndexes(function(err) {
+          updateStatus('Importing wallet - We are almost there...');
           if (err) {
             $scope.loading = false;
-            notification.error('Error', err.errMsg || 'Wrong password');
-            $rootScope.$digest();
-            return;
+            notification.error('Error', 'Error updating indexes: ' + err);
           }
           $rootScope.wallet = w;
           controllerUtils.startNetwork($rootScope.wallet, $scope);
         });
-
-        w.on('updatingIndexes', function(){
-          updateStatus('Importing wallet - We are almost there...');
-        });
+        
       });
     };
 
@@ -54,6 +66,8 @@ angular.module('copayApp.controllers').controller('ImportController',
     };
 
     $scope.import = function(form) {
+      $scope.loading = true;
+
       if (form.$invalid) {
         $scope.loading = false;
         notification.error('Error', 'There is an error in the form.');
@@ -71,8 +85,6 @@ angular.module('copayApp.controllers').controller('ImportController',
         return;
       }
 
-      $scope.loading = true;
-
       if (backupFile) {
         reader.readAsBinaryString(backupFile);
       } else {

js/models/core/Wallet.js

@@ -755,18 +755,19 @@ Wallet.prototype.createTxSync = function(toAddress, amountSatStr, comment, utxos
 Wallet.prototype.updateIndexes = function(callback) {
   var self = this;
   var start = self.publicKeyRing.indexes.changeIndex;
+  self.log('Updating indexes...');
   self.indexDiscovery(start, true, 20, function(err, changeIndex) {
     if (err) return callback(err);
     if (changeIndex != -1)
       self.publicKeyRing.indexes.changeIndex = changeIndex + 1;
 
-    self.emit('updatingIndexes');
     start = self.publicKeyRing.indexes.receiveIndex;
     self.indexDiscovery(start, false, 20, function(err, receiveIndex) {
       if (err) return callback(err);
       if (receiveIndex != -1)
         self.publicKeyRing.indexes.receiveIndex = receiveIndex + 1;
 
+      self.log('Indexes updated');
       self.emit('publicKeyRingUpdated');
       self.store();
       callback();

js/models/core/WalletFactory.js

@@ -74,16 +74,11 @@ WalletFactory.prototype.fromEncryptedObj = function(base64, password) {
   return w;
 };
 
-WalletFactory.prototype.import = function(base64, password, cb) {
+WalletFactory.prototype.import = function(base64, password) {
   var self = this;
   var w = self.fromEncryptedObj(base64, password);
 
-  if (!w) return cb(new Error('wrong password'));
-  w.updateIndexes(function(err) {
-    if (err) return cb(err);
-    self.log('Indexes updated');
-    cb(null, w);
-  });
+  if (!w) throw new Error('Wrong password');
   return w;
 }