add fingerprint option - add lock app view and options

src/js/controllers/lockapp.js

@@ -0,0 +1,65 @@
+'use strict';
+
+angular.module('copayApp.controllers').controller('lockappController', function($state, $scope, $log, configService, popupService, gettextCatalog, appConfigService) {
+
+  $scope.$on("$ionicView.beforeEnter", function(event) {
+    var config = configService.getSync();
+    $scope.fingerprintAvailable = true;
+    // $scope.fingerprintAvailable = fingerprintService.isAvailable();
+
+    $scope.usePincode = {
+      enabled: config.lockapp ? config.lockapp.pincode.enabled : false
+    };
+    $scope.useFingerprint = {
+      enabled: config.lockapp ? config.lockapp.fingerprint.enabled : false
+    };
+  });
+
+  $scope.usePincodeChange = function() {
+    $state.go('tabs.lockapp.pincode', {
+      fromSettings: true,
+      locking: $scope.usePincode.enabled
+    });
+  };
+
+  $scope.useFingerprintChange = function() {
+    if ($scope.usePincode.enabled) {
+      var message = gettextCatalog.getString('{{appName}} is protected by Pin Code. Are you sure you want to disable it?', {
+        appName: appConfigService.nameCase
+      });
+      var okText = gettextCatalog.getString('Yes');
+      var cancelText = gettextCatalog.getString('Cancel');
+      popupService.showConfirm(null, message, okText, cancelText, function(ok) {
+        if (!ok) {
+          $scope.useFingerprint = {
+            enabled: false
+          };
+          return;
+        }
+        saveConfig();
+      });
+    } else
+      saveConfig();
+
+    function saveConfig() {
+      $scope.usePincode = {
+        enabled: false
+      };
+      var opts = {
+        lockapp: {
+          pincode: {
+            enabled: false,
+            value: ''
+          },
+          fingerprint: {
+            enabled: $scope.useFingerprint.enabled
+          }
+        }
+      };
+
+      configService.set(opts, function(err) {
+        if (err) $log.debug(err);
+      });
+    };
+  };
+});