Type based attributes

.vscode/tasks.json

@@ -72,7 +72,7 @@
       "problemMatcher": "$msCompile"
     },
     {
-      "label": "publish windows gui",
+      "label": "publish gui",
       "command": "dotnet",
       "type": "process",
       "args": [
@@ -80,8 +80,6 @@
         "${workspaceFolder}/src/GuiApp/FileTime.Avalonia/FileTime.Avalonia.csproj",
         "-c",
         "Release",
-        "-r",
-        "win-x64"
       ],
       "problemMatcher": "$msCompile"
     },

src/GuiApp/FileTime.Avalonia/App.axaml

@@ -129,7 +129,9 @@
 			<converters:IsEmptyConverter x:Key="IsNotEmptyConverter" Inverse="true"/>
 			<converters:ExceptionToStringConverter x:Key="ExceptionToStringConverter"/>
 			<converters:BoolInverter x:Key="BoolInverter"/>
-			<converters:IsElementConverter x:Key="IsElementConverter"/>
+			<converters:DateTimeConverter x:Key="DateTimeConverter"/>
+			<converters:IsTypeConverter x:Key="IsTypeConverter"/>
+			<converters:ItemViewModelIsAttibuteTypeConverter x:Key="ItemViewModelIsAttibuteTypeConverter"/>
 
 		</ResourceDictionary>
 	</Application.Resources>

src/GuiApp/FileTime.Avalonia/Converters/DateTimeConverter.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Globalization;
+using Avalonia.Data.Converters;
+
+namespace FileTime.Avalonia.Converters
+{
+    public class DateTimeConverter : IValueConverter
+    {
+        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture) =>
+            value is DateTime dateTime && parameter is string parameterS
+                ? dateTime.ToString(parameterS)
+                : value;
+
+        public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

src/GuiApp/FileTime.Avalonia/Converters/IsTypeConverter.cs

@@ -1,13 +1,13 @@
 using System;
 using System.Globalization;
 using Avalonia.Data.Converters;
-using FileTime.Core.Models;
 
 namespace FileTime.Avalonia.Converters
 {
-    public class IsElementConverter : IValueConverter
+    public class IsTypeConverter : IValueConverter
     {
-        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture) => value is IElement;
+        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture) =>
+            parameter is Type type && type.IsInstanceOfType(value);
 
         public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
         {

src/GuiApp/FileTime.Avalonia/Converters/ItemViewModelToAttibuteTypeConverter.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Globalization;
+using Avalonia.Data.Converters;
+using FileTime.Avalonia.Models;
+using FileTime.Avalonia.ViewModels;
+using FileTime.Providers.Local;
+
+namespace FileTime.Avalonia.Converters
+{
+    public class ItemViewModelIsAttibuteTypeConverter : IValueConverter
+    {
+        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
+        {
+            return parameter is AttibuteType targetAttribute && GetAttibuteType(value) == targetAttribute;
+        }
+
+        private static AttibuteType? GetAttibuteType(object? value)
+        {
+            if (value is ElementViewModel elementVM)
+            {
+                if (elementVM.Element is LocalFile)
+                {
+                    return AttibuteType.LocalFile;
+                }
+                return AttibuteType.Element;
+            }
+            else if (value is ContainerViewModel)
+            {
+                return AttibuteType.Container;
+            }
+
+            return null;
+        }
+
+        public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

src/GuiApp/FileTime.Avalonia/FileTime.Avalonia.csproj

@@ -5,6 +5,17 @@
     <Nullable>enable</Nullable>
     <ApplicationIcon>Assets\filetime.ico</ApplicationIcon>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)' == 'Debug'">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <EnvironmentName>Development</EnvironmentName>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)' != 'Debug'">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <EnvironmentName>Production</EnvironmentName>
+  </PropertyGroup>
   <ItemGroup>
     <Folder Include="Models\" />
     <AvaloniaResource Include="Assets\**" />
@@ -46,9 +57,7 @@
       <DependentUpon>MainWindow.axaml</DependentUpon>
     </Compile>
   </ItemGroup>
-  <ItemGroup>
+  <ItemGroup Condition="'$(Configuration)' == 'Debug'">
-    <None Update="appsettings.Development.json">
+    <Content Include="appsettings.Development.json" CopyToOutputDirectory="PreserveNewest" />
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
   </ItemGroup>
 </Project>

src/GuiApp/FileTime.Avalonia/Models/AttibuteType.cs

@@ -0,0 +1,9 @@
+namespace FileTime.Avalonia.Models
+{
+    public enum AttibuteType
+    {
+        LocalFile,
+        Element,
+        Container
+    }
+}

src/GuiApp/FileTime.Avalonia/ViewModels/ContainerViewModel.cs

@@ -158,8 +158,31 @@ namespace FileTime.Avalonia.ViewModels
             {
                 _isRefreshing = true;
 
-                var containers = (await _container.GetContainers())!.Select(c => AdoptOrReuseOrCreateItem(c, alloweReuse , (c2) => new ContainerViewModel(_newItemProcessor, this, c2, ItemNameConverterService))).ToList();
+                List<ContainerViewModel> newContainers = new List<ContainerViewModel>();
-                var elements = (await _container.GetElements())!.Select(e => AdoptOrReuseOrCreateItem(e, alloweReuse , (e2) => new ElementViewModel(e2, this, ItemNameConverterService))).ToList();
+                List<ElementViewModel> newElements = new List<ElementViewModel>();
+
+                if (await _container.GetContainers() is IReadOnlyList<IContainer> containers)
+                {
+                    foreach (var container in containers)
+                    {
+                        newContainers.Add(await AdoptOrReuseOrCreateItem(container, alloweReuse, (c2) => new ContainerViewModel(_newItemProcessor, this, c2, ItemNameConverterService)));
+                    }
+                }
+
+                if(await _container.GetElements() is IReadOnlyList<IElement> elements)
+                {
+                    foreach(var element in elements)
+                    {
+                        var generator = async (IElement e) =>
+                        {
+                            var element = new ElementViewModel(e, this, ItemNameConverterService);
+                            await element.Init();
+                            return element;
+                        };
+
+                        newElements.Add(await AdoptOrReuseOrCreateItem(element, alloweReuse, generator));
+                    }
+                }
 
                 if (token.IsCancellationRequested) return;
 
@@ -167,55 +190,22 @@ namespace FileTime.Avalonia.ViewModels
 
                 if (initializeChildren)
                 {
-                    foreach (var container in containers)
+                    foreach (var container in newContainers)
                     {
                         if (token.IsCancellationRequested) return;
                         await container.Init(false, token);
                     }
                 }
 
-                /*var containersToAdd = containers.Except(_containers).ToList();
+                var containersToRemove = _containers.Except(newContainers).ToList();
-                var containersToRemove = _containers.Except(containers).ToList();
-
-                var elementsToAdd = elements.Except(_elements).ToList();
-                var elementsToRemove = _elements.Except(elements).ToList();
-
-                foreach (var containerToRemove in containersToRemove)
-                {
-                    Containers.Remove(containerToRemove);
-                    Items.Remove(containerToRemove);
-                    containerToRemove?.Dispose();
-                }
-
-                foreach (var elementToRemove in elementsToRemove)
-                {
-                    Elements.Remove(elementToRemove);
-                    Items.Remove(elementToRemove);
-                }
-
-                foreach (var containerToAdd in containersToAdd)
-                {
-                    Containers.Insert(GetNewItemPosition(containerToAdd, Containers), containerToAdd);
-                    Items.Insert(GetNewItemPosition(containerToAdd, Items), containerToAdd);
-                }
-
-                foreach (var elementToAdd in elementsToAdd)
-                {
-                    Elements.Insert(GetNewItemPosition(elementToAdd, Elements), elementToAdd);
-                    Items.Insert(GetNewItemPosition(elementToAdd, Items), elementToAdd);
-                }*/
-
-
-
-                var containersToRemove = _containers.Except(containers).ToList();
                 foreach (var containerToRemove in containersToRemove)
                 {
                     containerToRemove?.Dispose();
                 }
 
-                Containers = new ObservableCollection<ContainerViewModel>(containers);
+                Containers = new ObservableCollection<ContainerViewModel>(newContainers);
-                Elements = new ObservableCollection<ElementViewModel>(elements);
+                Elements = new ObservableCollection<ElementViewModel>(newElements);
-                Items = new ObservableCollection<IItemViewModel>(containers.Cast<IItemViewModel>().Concat(elements));
+                Items = new ObservableCollection<IItemViewModel>(newContainers.Cast<IItemViewModel>().Concat(newElements));
 
                 for (var i = 0; i < Items.Count; i++)
                 {
@@ -247,18 +237,27 @@ namespace FileTime.Avalonia.ViewModels
             return i;
         }
 
-        private TResult AdoptOrReuseOrCreateItem<T, TResult>(T item, bool allowResuse, Func<T, TResult> generator) where T : class, IItem
+        private async Task<TResult> AdoptOrReuseOrCreateItem<T, TResult>(T item, bool allowResuse, Func<T, TResult> generator) where T : class, IItem
+        {
+            return await AdoptOrReuseOrCreateItem(item, allowResuse, Helper);
+
+            Task<TResult> Helper(T item)
+            {
+                return Task.FromResult(generator(item));
+            }
+        }
+        private async Task<TResult> AdoptOrReuseOrCreateItem<T, TResult>(T item, bool allowResuse, Func<T, Task<TResult>> generator) where T : class, IItem
         {
             var itemToAdopt = ChildrenToAdopt.Find(i => i.Item == item);
             if (itemToAdopt is TResult itemViewModel) return itemViewModel;
 
             if (allowResuse)
             {
-            var existingViewModel = _items?.FirstOrDefault(i => i.Item == item);
+                var existingViewModel = _items?.FirstOrDefault(i => i.Item == item);
-            if (existingViewModel is TResult itemViewModelToReuse) return itemViewModelToReuse;
+                if (existingViewModel is TResult itemViewModelToReuse) return itemViewModelToReuse;
             }
 
-            return generator(item);
+            return await generator(item);
         }
 
         public void Unload(bool recursive = true)

src/GuiApp/FileTime.Avalonia/ViewModels/ElementViewModel.cs

@@ -3,6 +3,7 @@ using FileTime.Avalonia.Models;
 using FileTime.Avalonia.Services;
 using MvvmGen;
 using System.Collections.Generic;
+using System.Threading.Tasks;
 
 namespace FileTime.Avalonia.ViewModels
 {
@@ -27,6 +28,9 @@ namespace FileTime.Avalonia.ViewModels
         [Property]
         private ContainerViewModel? _parent;
 
+        [Property]
+        private long _size;
+
         [PropertyInvalidate(nameof(IsSelected))]
         [PropertyInvalidate(nameof(IsAlternative))]
         [PropertyInvalidate(nameof(IsMarked))]
@@ -50,5 +54,10 @@ namespace FileTime.Avalonia.ViewModels
         }
 
         public void InvalidateDisplayName() => OnPropertyChanged(nameof(DisplayName));
+
+        public async Task Init()
+        {
+            Size = await _element.GetElementSize();
+        }
     }
 }

src/GuiApp/FileTime.Avalonia/Views/ItemView.axaml

@@ -4,6 +4,7 @@
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
              mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
              x:Class="FileTime.Avalonia.Views.ItemView"
+			 xmlns:models="using:FileTime.Avalonia.Models"
 			 x:Name="ItemRoot" Background="{Binding ViewMode,Converter={StaticResource ItemViewModeToBackgroundConverter}}">
 	<Grid ColumnDefinitions="Auto,*,Auto" Margin="3">
 		<Grid.Styles>
@@ -40,9 +41,27 @@
 		</ItemsControl>
 
 		<Grid Grid.Column="2" IsVisible="{Binding ShowAttributes,ElementName=ItemRoot}">
-			<Grid ColumnDefinitions="180,45">
+			<Grid ColumnDefinitions="90,90,40,45" 
-				<TextBlock Text="{Binding Item.CreatedAt}"/>
+				  IsVisible="{Binding Converter={StaticResource ItemViewModelIsAttibuteTypeConverter},ConverterParameter={x:Static models:AttibuteType.LocalFile}}">
-				<TextBlock Grid.Column="1" Text="{Binding Item.Attributes}"/>
+
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Text="{Binding Size, Converter={StaticResource FormatSizeConverter}, ConverterParameter=0}"/>
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Grid.Column="1" Text="{Binding Item.CreatedAt, Converter={StaticResource DateTimeConverter}, ConverterParameter=yyyy-MM-dd}"/>
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Grid.Column="2" Text="{Binding Item.CreatedAt, Converter={StaticResource DateTimeConverter}, ConverterParameter=hh:mm}"/>
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Grid.Column="3" Text="{Binding Item.Attributes}"/>
+			</Grid>
+			<Grid ColumnDefinitions="90,40,45" 
+				  IsVisible="{Binding Converter={StaticResource ItemViewModelIsAttibuteTypeConverter},ConverterParameter={x:Static models:AttibuteType.Container}}">
+				
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Text="{Binding Item.CreatedAt, Converter={StaticResource DateTimeConverter}, ConverterParameter=yyyy-MM-dd}"/>
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Grid.Column="1" Text="{Binding Item.CreatedAt, Converter={StaticResource DateTimeConverter}, ConverterParameter=hh:mm}"/>
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Grid.Column="2" Text="{Binding Item.Attributes}"/>
+			</Grid>
+			<Grid ColumnDefinitions="90,40,45" 
+				  IsVisible="{Binding Converter={StaticResource ItemViewModelIsAttibuteTypeConverter},ConverterParameter={x:Static models:AttibuteType.Element}}">
+				
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Text="{Binding Item.CreatedAt, Converter={StaticResource DateTimeConverter}, ConverterParameter=yyyy-MM-dd}"/>
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Grid.Column="1" Text="{Binding Item.CreatedAt, Converter={StaticResource DateTimeConverter}, ConverterParameter=hh:mm}"/>
+				<TextBlock HorizontalAlignment="Right" Classes="SmallText" Grid.Column="2" Text="{Binding Item.Attributes}"/>
 			</Grid>
 		</Grid>
 	</Grid>