Add ability to empty recycle bin from sidebar context menu

Files/UserControls/ModernSidebar.xaml

@@ -137,6 +137,12 @@
                 <ResourceDictionary>
                     <MenuFlyout x:Name="SideBarItemContextFlyout" x:FieldModifier="public">
                         <MenuFlyout.Items>
+                            <MenuFlyoutItem
+                                x:Name="EmptyRecycleBin"
+                                x:Uid="BaseLayoutContextFlyoutEmptyRecycleBin"
+                                x:Load="{x:Bind ShowEmptyRecycleBin, Mode=OneWay}"
+                                Click="{x:Bind local1:App.CurrentInstance.InteractionOperations.EmptyRecycleBin_ClickAsync}"
+                                Text="Empty recycle bin" />
                             <MenuFlyoutItem
                                 x:Name="OpenInNewTab"
                                 x:Uid="SideBarOpenInNewTab"

Files/UserControls/ModernSidebar.xaml.cs

@@ -52,6 +52,24 @@ public bool ShowUnpinItem
             }
         }
 
+        private bool _ShowEmptyRecycleBin;
+
+        public bool ShowEmptyRecycleBin
+        {
+            get
+            {
+                return _ShowEmptyRecycleBin;
+            }
+            set
+            {
+                if (value != _ShowEmptyRecycleBin)
+                {
+                    _ShowEmptyRecycleBin = value;
+                    NotifyPropertyChanged("ShowEmptyRecycleBin");
+                }
+            }
+        }
+
         public event PropertyChangedEventHandler PropertyChanged;
 
         private void NotifyPropertyChanged([CallerMemberName] string propertyName = "")
@@ -125,6 +143,15 @@ private void NavigationViewLocationItem_RightTapped(object sender, RightTappedRo
                 ShowUnpinItem = true;
             }
 
+            if (item.Path.Equals(App.AppSettings.RecycleBinPath, StringComparison.OrdinalIgnoreCase))
+            {
+                ShowEmptyRecycleBin = true;
+            }
+            else
+            {
+                ShowEmptyRecycleBin = false;
+            }
+
             SideBarItemContextFlyout.ShowAt(sidebarItem, e.GetPosition(sidebarItem));
             App.rightClickedItem = item;
         }