Lots of bug fixes

EmojiMenu click scroll fix
EmojiMenu tail
Emojiarea improve paste hadling
Emoji, attach icons styles (opacity + color on active state)
Message better placeholder styles
Notifications click improve (now focus field)
Send message from modal now closes all modals
Send message now scrolls down
Message drafts now support line breaks
Correct display ‘f’, ’n’, ‘no’ messages
Group info click causes double modal window fixed
Document is now downloaded on icon click

app/css/app.css

@@ -580,7 +580,7 @@ a.im_dialog:hover .im_dialog_message_text {
   margin-left: 5px;
 }
 .im_history_panel_info_link {
-  /*color: #999;*/
+  color: #999;
   font-size: 13px;
   font-weight: normal;
   padding-top: 5px;
@@ -1000,9 +1000,14 @@ textarea.im_message_field {
   vertical-align: text-top;
   background: url(../img/icons/Attach_2x.png) 0 0 no-repeat;
   background-size: 19px 22px;
+  opacity: 0.6;
 }
 .im_attach:hover .icon-paperclip {
+  opacity: 1;
+}
+.im_attach:active .icon-paperclip {
   background-image: url(../img/icons/Attach_pressed_2x.png);
+  opacity: 1;
 }
 
 .im_emoji_btn {
@@ -1021,9 +1026,15 @@ textarea.im_message_field {
   vertical-align: text-top;
   background: url(../img/icons/Smile_2x.png) 0 0 no-repeat;
   background-size: 22px 22px;
+  opacity: 0.6;
 }
 .im_emoji_btn:hover .icon-emoji {
+  opacity: 1;
+}
+.im_emoji_btn:active .icon-emoji,
+.im_emoji_btn.on .icon-emoji {
   background-image: url(../img/icons/Smile_pressed_2x.png);
+  opacity: 1;
 }
 
 .im_attach_input {
@@ -1184,10 +1195,14 @@ img.img_fullsize {
 
 
 /* Emoji area */
-.emoji-wysiwyg-editor:empty:before{
+.emoji-wysiwyg-editor:empty:before {
-  content:attr(placeholder);
+  content: attr(placeholder);
   color: #9aa2ab;
 }
+.emoji-wysiwyg-editor:active:before,
+.emoji-wysiwyg-editor:focus:before {
+  content: '' !important;
+}
 
 .emoji-wysiwyg-editor {
   font-size: 12px;
@@ -1215,15 +1230,16 @@ img.img_fullsize {
   position: absolute;
   z-index: 999;
   width: 180px;
+  margin-left: -90px;
+  margin-top: -232px;
+  overflow: hidden;
+}
+.emoji-items-wrap1 {
+  background: rgba(0,0,0, 0.65);
   padding: 5px 2px 5px 5px;
-  margin-left: -88px;
-  margin-top: -225px;
-
   -webkit-border-radius: 3px;
   -moz-border-radius: 3px;
   border-radius: 3px;
-  background: rgba(0,0,0, 0.7);
-  overflow: hidden;
 }
 .emoji-menu .emoji-items-wrap {
   position: relative;
@@ -1259,6 +1275,14 @@ img.img_fullsize {
   display: none;
 }
 
+.emoji-menu-tail {
+  background: url(../img/icons/Arrow_2x.png) 0 0 no-repeat;
+  background-size: 14px 7px;
+  width: 14px;
+  height: 7px;
+  margin: 0 83px;
+}
+
 
 .emoji-menu .nano > .pane {
   background : rgba(255,255,255,.0);

app/index.html

@@ -7,7 +7,7 @@
   <link rel="stylesheet" href="vendor/angular/angular-csp.css"/>
   <link rel="stylesheet" href="vendor/bootstrap/css/bootstrap.css"/>
   <link rel="stylesheet" href="vendor/jquery.nanoscroller/nanoscroller.css"/>
-  <link rel="stylesheet" href="css/app.css?7"/>
+  <link rel="stylesheet" href="css/app.css?8"/>
   <link rel="icon" href="favicon.ico" type="image/x-icon">
 
   <meta property="og:title" content="Webogram">
@@ -34,13 +34,13 @@
   <script type="text/javascript" src="vendor/console-polyfill/console-polyfill.js?1"></script>
   <script type="text/javascript" src="vendor/jquery/jquery.min.js"></script>
   <script type="text/javascript" src="vendor/jquery.nanoscroller/nanoscroller.js"></script>
-  <script type="text/javascript" src="vendor/jquery.emojiarea/jquery.emojiarea.js"></script>
+  <script type="text/javascript" src="vendor/jquery.emojiarea/jquery.emojiarea.js?1"></script>
 
   <script type="text/javascript" src="vendor/angular/angular.js?1"></script>
   <script type="text/javascript" src="vendor/angular/angular-route.js?1"></script>
   <script type="text/javascript" src="vendor/angular/angular-animate.js?1"></script>
   <script type="text/javascript" src="vendor/angular/angular-sanitize.js?1"></script>
-  <script type="text/javascript" src="vendor/ui-bootstrap/ui-bootstrap-custom-tpls-0.7.0.js?2"></script>
+  <script type="text/javascript" src="vendor/ui-bootstrap/ui-bootstrap-custom-tpls-0.7.0.js?3"></script>
 
   <script type="text/javascript" src="vendor/jsbn/jsbn_combined.js"></script>
   <script type="text/javascript" src="vendor/cryptoJS/crypto.js?1"></script>
@@ -51,11 +51,11 @@
   <script type="text/javascript" src="js/lib/mtproto.js?17"></script>
 
   <script type="text/javascript" src="js/util.js"></script>
-  <script type="text/javascript" src="js/app.js?5"></script>
+  <script type="text/javascript" src="js/app.js?6"></script>
-  <script type="text/javascript" src="js/services.js?8"></script>
+  <script type="text/javascript" src="js/services.js?9"></script>
-  <script type="text/javascript" src="js/controllers.js?13"></script>
+  <script type="text/javascript" src="js/controllers.js?14"></script>
   <script type="text/javascript" src="js/filters.js?3"></script>
-  <script type="text/javascript" src="js/directives.js?8"></script>
+  <script type="text/javascript" src="js/directives.js?9"></script>
 
 </body>
 </html>

app/js/app.js

@@ -50,7 +50,7 @@ config(['$locationProvider', '$routeProvider', '$compileProvider', function($loc
   // $locationProvider.html5Mode(true);
   $routeProvider.when('/', {templateUrl: 'partials/welcome.html?1', controller: 'AppWelcomeController'});
   $routeProvider.when('/login', {templateUrl: 'partials/login.html?2', controller: 'AppLoginController'});
-  $routeProvider.when('/im', {templateUrl: 'partials/im.html?3', controller: 'AppIMController', reloadOnSearch: false});
+  $routeProvider.when('/im', {templateUrl: 'partials/im.html?4', controller: 'AppIMController', reloadOnSearch: false});
   $routeProvider.otherwise({redirectTo: '/'});
 
 }]);

app/js/controllers.js

@@ -59,7 +59,6 @@ angular.module('myApp.controllers', [])
           $scope.error = {};
 
         }, function (error) {
-          console.log(error);
           $scope.progress.enabled = false;
           console.log('sendCode error', error);
           switch (error.type) {
@@ -125,6 +124,15 @@ angular.module('myApp.controllers', [])
 
     $scope.$on('$routeUpdate', updateCurDialog);
 
+    $scope.$on('history_focus', function (e, peerData) {
+      if (peerData.peerString == $scope.curDialog.peer) {
+        $scope.$broadcast('ui_history_focus');
+      } else {
+        $location.url('/im?p=' + peerData.peerString);
+      }
+    });
+
+
     $scope.isLoggedIn = true;
     $scope.logOut = function () {
       MtpApiManager.logOut().then(function () {
@@ -354,7 +362,7 @@ angular.module('myApp.controllers', [])
         // console.trace();
         $scope.history.push(AppMessagesManager.wrapForHistory(addedMessage.messageID));
         $scope.typing = {};
-        $scope.$broadcast('ui_history_append');
+        $scope.$broadcast('ui_history_append', {my: addedMessage.my});
         offset++;
 
         // console.log('append check', $rootScope.idle.isIDLE, addedMessage.peerID, $scope.curDialog.peerID);
@@ -382,7 +390,7 @@ angular.module('myApp.controllers', [])
           break;
 
         case 'updateChatUserTyping':
-          if (-update.chat_id == $scope.curDialog.peerID) {
+          if (-update.chat_id == $scope.curDialog.peerID && AppUsersManager.hasUser(update.user_id)) {
             $scope.typing = {user: AppUsersManager.getUser(update.user_id)};
 
             $timeout.cancel(typingTimeouts[update.user_id]);
@@ -420,6 +428,8 @@ angular.module('myApp.controllers', [])
 
     var lastTyping = false;
     $scope.$watch('draftMessage.text', function (newVal) {
+      // console.log('ctrl text changed', newVal);
+      // console.trace('ctrl text changed', newVal);
       AppMessagesManager.readHistory($scope.curDialog.inputPeer);
 
       if (newVal.length) {
@@ -457,7 +467,7 @@ angular.module('myApp.controllers', [])
           return false;
         }
 
-        text = text.replace(/:\s*(.+?)\s*:/g, function (all, name) {
+        text = text.replace(/:([a-z0-9\-_]+?):/gi, function (all, name) {
           var utfChar = $.emojiarea.reverseIcons[name];
           if (utfChar !== undefined) {
             return utfChar;
@@ -485,6 +495,7 @@ angular.module('myApp.controllers', [])
       } else {
         // console.log('Reset peer');
         $scope.draftMessage.text = '';
+        $scope.$broadcast('ui_peer_draft');
       }
     }
 
@@ -509,11 +520,11 @@ angular.module('myApp.controllers', [])
     $scope.video = AppVideoManager.wrapForFull($scope.videoID);
   })
 
-  .controller('UserModalController', function ($scope, $location, AppUsersManager) {
+  .controller('UserModalController', function ($scope, $location, $rootScope, $modalStack, AppUsersManager) {
     $scope.user = AppUsersManager.wrapForFull($scope.userID);
     $scope.goToHistory = function () {
-      $scope.$close();
+      $modalStack.dismissAll();
-      $location.url('/im?p=' + $scope.user.peerString);
+      $rootScope.$broadcast('history_focus', {peerString: $scope.user.peerString});
     };
   })
 

app/js/directives.js

@@ -16,7 +16,7 @@ angular.module('myApp.directives', ['myApp.filters'])
       restrict: 'AE',
       scope: true,
       translude: false,
-      templateUrl: 'partials/dialog.html?3'
+      templateUrl: 'partials/dialog.html?4'
     };
   })
 
@@ -25,7 +25,7 @@ angular.module('myApp.directives', ['myApp.filters'])
       restrict: 'AE',
       scope: true,
       translude: false,
-      templateUrl: 'partials/message.html?4'
+      templateUrl: 'partials/message.html?5'
     };
   })
 
@@ -124,8 +124,8 @@ angular.module('myApp.directives', ['myApp.filters'])
 
       var animated = true,
           curAnimation = false;
-      scope.$on('ui_history_append', function () {
+      scope.$on('ui_history_append', function (e, options) {
-        if (!atBottom) {
+        if (!atBottom && !options.my) {
           return;
         }
         if (animated) {
@@ -143,8 +143,8 @@ angular.module('myApp.directives', ['myApp.filters'])
             }, {
               duration: 200,
               always: function () {
-                curAnimation = false;
                 updateScroller();
+                curAnimation = false;
               }
             });
             updateScroller();
@@ -171,6 +171,13 @@ angular.module('myApp.directives', ['myApp.filters'])
         });
       });
 
+      scope.$on('ui_history_focus', function () {
+        if (!atBottom) {
+          scrollableWrap.scrollTop = scrollableWrap.scrollHeight;
+          updateScroller();
+          atBottom = true;
+        }
+      });
 
       scope.$on('ui_history_prepend', function () {
         var sh = scrollableWrap.scrollHeight,
@@ -264,6 +271,11 @@ angular.module('myApp.directives', ['myApp.filters'])
       $(fileSelect).on('change', function () {
         scope.$apply(function () {
           scope.draftMessage.files = Array.prototype.slice.call(fileSelect.files);
+          setTimeout(function () {
+            try {
+              fileSelect.value = '';
+            } catch (e) {};
+          }, 1000);
         });
       });
 
@@ -287,6 +299,7 @@ angular.module('myApp.directives', ['myApp.filters'])
 
       if (richTextarea) {
         scope.$watch('draftMessage.text', function (newVal) {
+          // console.log('dir text change', newVal);
           if (!newVal.length && !messageField.value.length) {
             $timeout(function () {
               updateField();
@@ -296,12 +309,15 @@ angular.module('myApp.directives', ['myApp.filters'])
       }
 
       function updateField () {
-        $(richTextarea).text(scope.draftMessage.text || '');
+        var html = $('<div>').text(scope.draftMessage.text || '').html();
+        html = html.replace(/\n/g, '<br/>');
+        $(richTextarea).html(html)
       }
 
       $('body').on('dragenter dragleave dragover drop', onDragDropEvent);
 
       scope.$on('ui_peer_change', focusField);
+      scope.$on('ui_history_focus', focusField);
       scope.$on('ui_history_change', focusField);
       scope.$on('ui_message_send', focusField);
       scope.$on('ui_peer_draft', updateField);

app/js/services.js

@@ -46,19 +46,14 @@ angular.module('myApp.services', [])
 
     var deferred = $q.defer();
 
-    // console.log('get', keys);
     chrome.storage.local.get(keys, function (resultObj) {
-      // console.log('got', resultObj);
       result = [];
       angular.forEach(keys, function (key) {
         var value = resultObj[key];
-        // console.log('p1', key, value);
         value = value === undefined || value === null ? false : JSON.parse(value);
-        // console.log('p2', value);
         result.push(cache[key] = value);
       });
 
-      // console.log('got parsed', result);
       deferred.resolve(single ? result[0] : result);
     });
 
@@ -711,7 +706,7 @@ angular.module('myApp.services', [])
 
       saveMessages([message]);
       historyStorage.pending.unshift(messageID);
-      $rootScope.$broadcast('history_append', {peerID: peerID, messageID: messageID});
+      $rootScope.$broadcast('history_append', {peerID: peerID, messageID: messageID, my: true});
 
       // setTimeout(function () {
         message.send();
@@ -805,7 +800,7 @@ angular.module('myApp.services', [])
 
       saveMessages([message]);
       historyStorage.pending.unshift(messageID);
-      $rootScope.$broadcast('history_append', {peerID: peerID, messageID: messageID});
+      $rootScope.$broadcast('history_append', {peerID: peerID, messageID: messageID, my: true});
 
       // setTimeout(function () {
         message.send();
@@ -1013,7 +1008,7 @@ angular.module('myApp.services', [])
     }
 
     notification.onclick = function () {
-      $location.url('/im?p=' + peerString);
+      $rootScope.$broadcast('history_focus', {peerString: peerString});
     };
 
     notification.message = notificationMessage;

app/partials/dialog.html

@@ -91,7 +91,7 @@
         </span>
       </span>
 
-      <span class="im_dialog_message_text" ng-if="dialogMessage.message" ng-bind-html="dialogMessage.richMessage"></span>
+      <span class="im_dialog_message_text" ng-if="dialogMessage.message.length" ng-bind-html="dialogMessage.richMessage"></span>
     </div>
 
   </div>

app/partials/im.html

@@ -31,8 +31,8 @@
               <div class="im_history_panel_title">
 
                 <div ng-if="historyPeer.id < 0" ng-click="openChat(-historyPeer.id)">
+                  <span class="im_history_panel_info_link pull-right">Info</span>
                   <h4>
-                    <a class="im_history_panel_info_link pull-right" ng-click="openChat(-historyPeer.id)">Info</a>
                     <span ng-bind-html="historyPeer.data.rTitle"></span>
                     <small class="im_chat_users">
                       <ng-pluralize count="historyPeer.data.participants_count"

app/partials/message.html

@@ -105,7 +105,11 @@
         </a>
 
         <div ng-switch-when="messageMediaDocument" class="im_message_document">
-          <i class="icon icon-document"></i>
+          <a href="" ng-click="openDoc(historyMessage.media.document.id)" ng-if="!historyMessage.media.document.progress.enabled">
+            <i class="icon icon-document"></i>
+          </a>
+          <i class="icon icon-document" ng-if="historyMessage.media.document.progress.enabled"></i>
+
           <div class="im_message_document_info">
             <div class="im_message_document_name_wrap">
               <span class="im_message_document_name">
@@ -179,7 +183,7 @@
 
       </div>
 
-      <div class="im_message_text" ng-if="historyMessage.message" ng-bind-html="historyMessage.richMessage"></div>
+      <div class="im_message_text" ng-if="historyMessage.message.length" ng-bind-html="historyMessage.richMessage"></div>
     </div>
 
   </div>

app/vendor/jquery.emojiarea/jquery.emojiarea.js

@@ -16,7 +16,7 @@
 
  /**
  * This file also contains some modifications by Igor Zhukov in order to add custom scrollbars to EmojiMenu
- * See keyword `MODIFICATION: ` in source code.
+ * See keyword `MODIFICATION` in source code.
  */
 
 (function($, window, document) {
@@ -254,7 +254,7 @@
 		this.$editor = $('<div>').addClass('emoji-wysiwyg-editor');
 		this.$editor.text($textarea.val());
 		this.$editor.attr({contenteditable: 'true'});
-		this.$editor.on('blur keyup paste', function() { return self.onChange.apply(self, arguments); });
+		this.$editor.on('blur keyup paste', function(e) { return self.onChange.apply(self, [e]); });
 		this.$editor.on('mousedown focus', function() { document.execCommand('enableObjectResizing', false, false); });
 		this.$editor.on('blur', function() { document.execCommand('enableObjectResizing', true, true); });
 
@@ -278,7 +278,19 @@
 		});
 	};
 
-	EmojiArea_WYSIWYG.prototype.onChange = function() {
+	EmojiArea_WYSIWYG.prototype.onChange = function(e) {
+		if (e && e.type == 'paste') {
+	    var text = (e.originalEvent || e).clipboardData.getData('text/plain'),
+	    		self = this;
+	    setTimeout(function () {
+		    self.onChange();
+	    }, 0);
+	    if (text.length) {
+  	    document.execCommand('insertText', false, text);
+  	    return cancelEvent();
+	    }
+	    return true;
+		}
 		this.$textarea.val(this.val()).trigger('change');
 	};
 
@@ -363,13 +375,18 @@
 		this.$menu.addClass('emoji-menu');
 		this.$menu.hide();
 
-		/* MODIFICATION: Following 2 lines are modified by Igor Zhukov, in order to add scrollbars to EmojiMenu  */
+		/*! MODIFICATION START
-		this.$itemsWrap = $('<div class="emoji-items-wrap nano"></div>').appendTo(this.$menu);
+			Following code was modified by Igor Zhukov, in order to add scrollbars and tail to EmojiMenu
+		*/
+		this.$itemsTailWrap = $('<div class="emoji-items-wrap1"></div>').appendTo(this.$menu);
+		this.$itemsWrap = $('<div class="emoji-items-wrap nano"></div>').appendTo(this.$itemsTailWrap);
 		this.$items = $('<div class="emoji-items content">').appendTo(this.$itemsWrap);
+		$('<div class="emoji-menu-tail">').appendTo(this.$menu);
+		/*! MODIFICATION END */
 
 		$body.append(this.$menu);
 
-		/* MODIFICATION: Following line is added by Igor Zhukov, in order to add scrollbars to EmojiMenu  */
+		/*! MODIFICATION: Following line is added by Igor Zhukov, in order to add scrollbars to EmojiMenu  */
 		this.$itemsWrap.nanoScroller({preventPageScrolling: true, tabIndex: -1});
 
 		$body.on('keydown', function(e) {
@@ -378,7 +395,19 @@
 			}
 		});
 
-		$body.on('mouseup', function() {
+		$body.on('mouseup', function(e) {
+			/*! MODIFICATION START
+				Following code was added by Igor Zhukov, in order to prevent close on click on EmojiMenu scrollbar
+			*/
+			e = e.originalEvent || e;
+			var target = e.originalTarget || e.target || window;
+			while (target && target != window) {
+				target = target.parentNode;
+				if (target == self.$menu[0]) {
+					return;
+				}
+			}
+			/*! MODIFICATION END */
 			self.hide();
 		});
 
@@ -394,7 +423,14 @@
 		this.$menu.on('click', 'a', function(e) {
 			var emoji = $('.label', $(this)).text();
 			window.setTimeout(function() {
-				self.onItemSelected.apply(self, [emoji]);
+				/*! MODIFICATION START
+					Following code was modified by Igor Zhukov, in order to prevent close on shift-, ctrl-, alt- emoji select
+				*/
+				self.onItemSelected(emoji);
+				if (!e.shiftKey && !e.ctrlKey && !e.metaKey) {
+					self.hide();
+				}
+				/*! MODIFICATION END */
 			}, 0);
 			e.stopPropagation();
 			return false;
@@ -405,7 +441,6 @@
 
 	EmojiMenu.prototype.onItemSelected = function(emoji) {
 		this.emojiarea.insert(emoji);
-		this.hide();
 	};
 
 	EmojiMenu.prototype.load = function() {
@@ -425,7 +460,7 @@
 
 		this.$items.html(html.join(''));
 
-		/* MODIFICATION: Following 4 lines were added by Igor Zhukov, in order to add scrollbars to EmojiMenu */
+		/*! MODIFICATION: Following 4 lines were added by Igor Zhukov, in order to add scrollbars to EmojiMenu */
 		var self = this;
 		setTimeout(function () {
 			self.$itemsWrap.nanoScroller();
@@ -450,12 +485,15 @@
 			this.emojiarea.$button.removeClass('on');
 			this.emojiarea = null;
 		}
+
+
 		this.visible = false;
 		this.$menu.hide();
 	};
 
 	EmojiMenu.prototype.show = function(emojiarea) {
 		if (this.emojiarea && this.emojiarea === emojiarea) return;
+		emojiarea.$button.addClass('on');
 		this.emojiarea = emojiarea;
 		this.emojiarea.menu = this;
 

app/vendor/ui-bootstrap/ui-bootstrap-custom-0.7.0.js

@@ -71,10 +71,8 @@ angular.module('ui.bootstrap.modal', [])
         });
 
         scope.close = function (evt) {
-          console.log('close', evt);
           var modal = $modalStack.getTop();
           if (modal && modal.value.backdrop && modal.value.backdrop != 'static') {
-            console.log('backdrop click');
             evt.preventDefault();
             evt.stopPropagation();
             $modalStack.dismiss(modal.key, 'backdrop click');
@@ -94,7 +92,6 @@ angular.module('ui.bootstrap.modal', [])
       transclude: true,
       templateUrl: 'template/modal/window.html',
       link: function (scope, element, attrs) {
-        console.log('init window');
         scope.windowClass = attrs.windowClass || '';
 
         //trigger CSS transitions
@@ -170,8 +167,6 @@ angular.module('ui.bootstrap.modal', [])
       });
 
       $modalStack.open = function (modalInstance, modal) {
-        console.log('open', 11);
-
         openedWindows.add(modalInstance, {
           deferred: modal.deferred,
           modalScope: modal.scope,
@@ -196,8 +191,6 @@ angular.module('ui.bootstrap.modal', [])
       };
 
       $modalStack.close = function (modalInstance, result) {
-        // console.log('close');
-        console.trace();
         var modal = openedWindows.get(modalInstance);
         if (modal) {
           modal.value.deferred.resolve(result);
@@ -218,6 +211,15 @@ angular.module('ui.bootstrap.modal', [])
         return openedWindows.top();
       };
 
+      $modalStack.dismissAll = function () {
+        var modal;
+        while (modal = openedWindows.top()) {
+          $rootScope.$apply(function () {
+            $modalStack.dismiss(modal.key);
+          });
+        }
+      }
+
       return $modalStack;
     }])
 
@@ -260,14 +262,12 @@ angular.module('ui.bootstrap.modal', [])
               result: modalResultDeferred.promise,
               opened: modalOpenedDeferred.promise,
               close: function (result) {
-                console.log('close');
                 $modalStack.close(modalInstance, result);
               },
               dismiss: function (reason) {
                 $modalStack.dismiss(modalInstance, reason);
               }
             };
-            console.log('modal', modalInstance);
 
             //merge and clean up options
             modalOptions = angular.extend({}, $modalProvider.options, modalOptions);

app/vendor/ui-bootstrap/ui-bootstrap-custom-tpls-0.7.0.js

@@ -210,6 +210,15 @@ angular.module('ui.bootstrap.modal', [])
         }
       };
 
+      $modalStack.dismissAll = function () {
+        var modal;
+        while (openedWindows.length()) {
+          if (modal = openedWindows.top()) {
+            $modalStack.dismiss(modal.key);
+          }
+        }
+      }
+
       $modalStack.getTop = function () {
         return openedWindows.top();
       };