add pincode service - refactor

src/js/services/pincodeService.js

@@ -0,0 +1,32 @@
+'use strict';
+
+angular.module('copayApp.services').factory('pincodeService', function($log, $rootScope, $ionicModal, configService) {
+  var root = {};
+
+  var openPincodeModal = function(opts) {
+    var scope = $rootScope.$new(true);
+    scope.from = opts.from;
+    scope.enabled = opts.enabled;
+    $ionicModal.fromTemplateUrl('views/modals/pincode.html', {
+      scope: scope,
+      backdropClickToClose: false,
+      hardwareBackButtonClose: false
+    }).then(function(modal) {
+      scope.pincodeModal = modal;
+      scope.pincodeModal.show();
+    });
+  };
+
+  root.lockChange = function(opts, cb) {
+    if (opts.enabled) console.log('Locking app from service');
+    else console.log('Unlocking app from service');
+    openPincodeModal(opts);
+  };
+
+  root.isLocked = function() {
+    var config = configService.getSync();
+    return config.pincode ? config.pincode.enabled : false;
+  };
+
+  return root;
+});