feature: r-18 filter

Pixiview/Illust/FavoritesPage.xaml.cs

@@ -17,10 +17,6 @@ namespace Pixiview.Illust
 
         protected override bool IsFavoriteVisible => false;
 
-        public override void OnUnload()
-        {
-        }
-
         protected override void OnAppearing()
         {
             //base.OnAppearing();

Pixiview/Illust/IllustCollectionPage.cs

@@ -443,7 +443,8 @@ namespace Pixiview.Illust
                 lastUpdated = now;
             }
 
-            var data = DoGetIllustList(illustData).Where(i => i != null);
+            var r18 = Configs.IsOnR18;
+            var data = DoGetIllustList(illustData).Where(i => i != null && (r18 || !i.IsRestrict));
 
             var collection = new IllustCollection(data);
             if (IsFavoriteVisible)

Pixiview/Illust/RecommendsPage.xaml

@@ -14,7 +14,7 @@
     <Grid>
         <ScrollView HorizontalOptions="Fill" HorizontalScrollBarVisibility="Never">
             <StackLayout>
-                <u:FlowLayout ItemsSource="{Binding Users}"
+                <u:FlowLayout ItemsSource="{Binding Users}" IsVisible="{Binding UserRecommendsVisible}"
                               HorizontalOptions="Fill" Column="{Binding UserColumns}"
                               Margin="16" RowSpacing="16"
                               ItemTemplate="{StaticResource userCardView}"/>

Pixiview/Illust/RecommendsPage.xaml.cs

@@ -15,6 +15,8 @@ namespace Pixiview.Illust
             nameof(Users), typeof(List<IllustUserItem>), typeof(RecommendsPage));
         public static readonly BindableProperty UserColumnsProperty = BindableProperty.Create(
             nameof(UserColumns), typeof(int), typeof(RecommendsPage), 1);
+        public static readonly BindableProperty UserRecommendsVisibleProperty = BindableProperty.Create(
+            nameof(UserRecommendsVisible), typeof(bool), typeof(RecommendsPage));
 
         public List<IllustUserItem> Users
         {
@@ -26,6 +28,11 @@ namespace Pixiview.Illust
             get => (int)GetValue(UserColumnsProperty);
             set => SetValue(UserColumnsProperty, value);
         }
+        public bool UserRecommendsVisible
+        {
+            get => (bool)GetValue(UserRecommendsVisibleProperty);
+            set => SetValue(UserRecommendsVisibleProperty, value);
+        }
 
         private readonly Command<IllustUserItem> commandUserTapped;
 
@@ -200,6 +207,7 @@ namespace Pixiview.Illust
 
         private void DoLoadUserRecommendsData(IllustData data)
         {
+            var r18 = Configs.IsOnR18;
             var defaultImage = StyleDefinition.DownloadBackground;
             var users = data.body.page.recommendUser.Select(u =>
             {
@@ -229,6 +237,15 @@ namespace Pixiview.Illust
                         item3 = data.body.thumbnails.illust.FirstOrDefault(l => l.illustId == id)?.ConvertToItem(defaultImage);
                     }
                 }
+                if (!r18)
+                {
+                    if (item1?.IsRestrict == true ||
+                        item2?.IsRestrict == true ||
+                        item3?.IsRestrict == true)
+                    {
+                        return null;
+                    }
+                }
                 return new IllustUserItem
                 {
                     UserId = usrId,
@@ -238,9 +255,10 @@ namespace Pixiview.Illust
                     Image2Item = item2,
                     Image3Item = item3
                 };
-            });
+            }).Where(u => u != null);
 
             var list = new List<IllustUserItem>(users);
+            UserRecommendsVisible = list.Count > 0;
             Users = list;
             Illusts = IllustCollection;