adding delete words option to security Preferences

public/views/preferences.html

@@ -56,7 +56,12 @@
       </div>
       <div translate>Backup</div>
     </li>
- 
+    
+    <li ng-click="$root.go('securityPreferences')">
+      <i class="icon-arrow-right3 size-24 right text-gray"></i>  
+      <div translate>Security Preferences</div>
+    </li>
+
     <li ng-click="$root.go('preferencesAdvanced')">
       <i class="icon-arrow-right3 size-24 right text-gray"></i>  
       <div translate>Advanced</div>

public/views/preferencesDeleteWords.html

@@ -0,0 +1,32 @@
+<div
+  class="topbar-container"
+  ng-include="'views/includes/topbar.html'"
+  ng-init="titleSection='Delete Seed Words'; goBackToState = 'securityPreferences'">
+</div>
+
+
+<div class="content preferences" ng-controller="preferencesDeleteWordsController as preferences">
+
+  <h4></h4>
+  <div class="text-center text-gray">
+    <span translate>Wallet</span>: {{index.walletName}}
+    <span ng-show="index.alias">({{index.alias}})</span>
+  </div>
+  <h4 class="text-warning text-center m0" translate>Warning!</h4>
+  <div class="box-notification" ng-show="preferences.error" >
+    <span class="text-warning size-14">
+      {{preferences.error|translate}}
+    </span>
+  </div>
+  <div class="columns text-center">
+    <p translate class="size-14 text-gray" ng-show="!index.needsBackup" >  <span translate>
+              Once you have copied your wallet seed down, it is recommended to delete it from this device.
+            </span></p>
+    <button class="button round expand warning" ng-disabled="index.needsBackup" ng-click="preferences.delete()" translate>
+       <i class="fi-trash"></i>
+       <span translate>
+      DELETE WORDS
+    </span>
+    </button>
+  </div>
+  </div>

public/views/securityPreferences.html

@@ -0,0 +1,19 @@
+<div 
+  class="topbar-container" 
+  ng-include="'views/includes/topbar.html'"
+  ng-init="titleSection='Security'; goBackToState = 'preferences'">
+</div>
+
+
+<div class="content preferences" ng-controller="securityPreferencesController as security" >
+
+<h4></h4>
+
+<ul class="no-bullet m0" ng-show="!index.noFocusedWallet">
+
+  <li ng-click="$root.go('deleteWords')" ng-show ="!security.deleted">
+      <i class="icon-arrow-right3 size-24 right text-gray"></i>  
+      <div translate>Delete seed words</div>
+    </li>
+
+ </ul>

src/js/controllers/preferencesDeleteWords.js

@@ -0,0 +1,23 @@
+'use strict';
+
+angular.module('copayApp.controllers').controller('preferencesDeleteWordsController',
+  function($scope, $rootScope, $filter, $timeout, $modal, $log, confirmDialog, storageService, notification, profileService, isCordova, go, gettext, gettextCatalog, animationService) {
+    var self = this;
+    var fc = profileService.focusedClient;
+    var msg = gettext('Are you sure you want to delete the backup words?');
+    var successMsg = gettext('Backup words deleted');
+
+    self.delete = function() {
+      confirmDialog.show(msg,
+        function(ok) {
+          if (ok) {
+            fc.clearMnemonic();
+            profileService.updateCredentialsFC(function() {
+              notification.success(successMsg);
+              go.walletHome();
+            });
+          }
+        });
+    };
+
+  });

src/js/controllers/securityPreferences.js

@@ -0,0 +1,12 @@
+'use strict';
+
+angular.module('copayApp.controllers').controller('securityPreferencesController',
+  function($scope, profileService) {
+    var self = this;
+    var fc = profileService.focusedClient;
+    self.deleted = false;
+    if (fc.credentials && !fc.credentials.mnemonicEncrypted && !fc.credentials.mnemonic) {
+      self.deleted = true;
+    }
+
+  });

src/js/routes.js

@@ -286,6 +286,18 @@ angular
       }
     })
 
+    .state('securityPreferences', {
+      url: '/securityPreferences',
+      templateUrl: 'views/securityPreferences.html',
+      walletShouldBeComplete: true,
+      needProfile: true,
+      views: {
+        'main': {
+          templateUrl: 'views/securityPreferences.html'
+        },
+      }
+    })
+
     .state('preferencesAdvanced', {
       url: '/preferencesAdvanced',
       templateUrl: 'views/preferencesAdvanced.html',
@@ -297,29 +309,30 @@ angular
         },
       }
     })
-      .state('preferencesColor', {
-        url: '/preferencesColor',
-        templateUrl: 'views/preferencesColor.html',
-        walletShouldBeComplete: true,
-        needProfile: true,
-        views: {
-          'main': {
-            templateUrl: 'views/preferencesColor.html'
-          },
-        }
-      })
 
-    .state('preferencesAltCurrency', {
-      url: '/preferencesAltCurrency',
-      templateUrl: 'views/preferencesAltCurrency.html',
+    .state('preferencesColor', {
+      url: '/preferencesColor',
+      templateUrl: 'views/preferencesColor.html',
       walletShouldBeComplete: true,
       needProfile: true,
       views: {
         'main': {
-          templateUrl: 'views/preferencesAltCurrency.html'
+          templateUrl: 'views/preferencesColor.html'
         },
       }
     })
+
+    .state('preferencesAltCurrency', {
+        url: '/preferencesAltCurrency',
+        templateUrl: 'views/preferencesAltCurrency.html',
+        walletShouldBeComplete: true,
+        needProfile: true,
+        views: {
+          'main': {
+            templateUrl: 'views/preferencesAltCurrency.html'
+          },
+        }
+      })
       .state('preferencesAlias', {
         url: '/preferencesAlias',
         templateUrl: 'views/preferencesAlias.html',
@@ -356,6 +369,17 @@ angular
 
         }
       })
+      .state('deleteWords', {
+        url: '/deleteWords',
+        templateUrl: 'views/preferencesDeleteWords.html',
+        walletShouldBeComplete: true,
+        needProfile: true,
+        views: {
+          'main': {
+            templateUrl: 'views/preferencesDeleteWords.html'
+          },
+        }
+      })
       .state('delete', {
         url: '/delete',
         templateUrl: 'views/preferencesDeleteWallet.html',
@@ -379,16 +403,16 @@ angular
       })
 
     .state('about', {
-      url: '/about',
-      templateUrl: 'views/preferencesAbout.html',
-      walletShouldBeComplete: true,
-      needProfile: true,
-      views: {
-        'main': {
-          templateUrl: 'views/preferencesAbout.html'
-        },
-      }
-    })
+        url: '/about',
+        templateUrl: 'views/preferencesAbout.html',
+        walletShouldBeComplete: true,
+        needProfile: true,
+        views: {
+          'main': {
+            templateUrl: 'views/preferencesAbout.html'
+          },
+        }
+      })
       .state('logs', {
         url: '/logs',
         templateUrl: 'views/preferencesLogs.html',
@@ -450,14 +474,14 @@ angular
       })
 
     .state('add', {
-      url: '/add',
-      needProfile: true,
-      views: {
-        'main': {
-          templateUrl: 'views/add.html'
-        },
-      }
-    })
+        url: '/add',
+        needProfile: true,
+        views: {
+          'main': {
+            templateUrl: 'views/add.html'
+          },
+        }
+      })
       .state('cordova', {
         url: '/cordova/:status/:isHome',
         views: {
@@ -539,7 +563,7 @@ angular
 
         $state.transitionTo('copayers');
         event.preventDefault();
-      } 
+      }
 
       if (!animationService.transitionAnimated(fromState, toState)) {
         event.preventDefault();