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Type based attributes

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This commit is contained in:
Ádám Kovács
2022-02-07 17:56:00 +01:00
parent b6d57869b1
commit 2b5ab06b57
10 changed files with 162 additions and 58 deletions
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4
src/GuiApp/FileTime.Avalonia/App.axaml
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@@ -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>

19
src/GuiApp/FileTime.Avalonia/Converters/DateTimeConverter.cs Normal file
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@@ -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();
}
}
}

6
src/GuiApp/FileTime.Avalonia/Converters/IsElementConverter.cs → src/GuiApp/FileTime.Avalonia/Converters/IsTypeConverter.cs
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@@ -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)
{

40
src/GuiApp/FileTime.Avalonia/Converters/ItemViewModelToAttibuteTypeConverter.cs Normal file
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@@ -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();
}
}
}

17
src/GuiApp/FileTime.Avalonia/FileTime.Avalonia.csproj
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@@ -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>
<None Update="appsettings.Development.json">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<ItemGroup Condition="'$(Configuration)' == 'Debug'">
<Content Include="appsettings.Development.json" CopyToOutputDirectory="PreserveNewest" />
</ItemGroup>
</Project>

9
src/GuiApp/FileTime.Avalonia/Models/AttibuteType.cs Normal file
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@@ -0,0 +1,9 @@
namespace FileTime.Avalonia.Models
{
public enum AttibuteType
{
LocalFile,
Element,
Container
}
}

87
src/GuiApp/FileTime.Avalonia/ViewModels/ContainerViewModel.cs
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@@ -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();
var elements = (await _container.GetElements())!.Select(e => AdoptOrReuseOrCreateItem(e, alloweReuse , (e2) => new ElementViewModel(e2, this, ItemNameConverterService))).ToList();
List<ContainerViewModel> newContainers = new List<ContainerViewModel>();
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(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();
var containersToRemove = _containers.Except(newContainers).ToList();
foreach (var containerToRemove in containersToRemove)
{
containerToRemove?.Dispose();
}
Containers = new ObservableCollection<ContainerViewModel>(containers);
Elements = new ObservableCollection<ElementViewModel>(elements);
Items = new ObservableCollection<IItemViewModel>(containers.Cast<IItemViewModel>().Concat(elements));
Containers = new ObservableCollection<ContainerViewModel>(newContainers);
Elements = new ObservableCollection<ElementViewModel>(newElements);
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);
if (existingViewModel is TResult itemViewModelToReuse) return itemViewModelToReuse;
var existingViewModel = _items?.FirstOrDefault(i => i.Item == item);
if (existingViewModel is TResult itemViewModelToReuse) return itemViewModelToReuse;
}
return generator(item);
return await generator(item);
}
public void Unload(bool recursive = true)

9
src/GuiApp/FileTime.Avalonia/ViewModels/ElementViewModel.cs
View File

@@ -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();
}
}
}

25
src/GuiApp/FileTime.Avalonia/Views/ItemView.axaml
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@@ -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">
<TextBlock Text="{Binding Item.CreatedAt}"/>
<TextBlock Grid.Column="1" Text="{Binding Item.Attributes}"/>
<Grid ColumnDefinitions="90,90,40,45"
IsVisible="{Binding Converter={StaticResource ItemViewModelIsAttibuteTypeConverter},ConverterParameter={x:Static models:AttibuteType.LocalFile}}">
<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>