fix: 使用 CommunityToolkit.Mvvm

Infrastructure/AsyncRelayCommand.cs

@@ -1,55 +0,0 @@
-using System.Windows.Input;
-
-namespace CloudPrint.Client.Infrastructure;
-
-public sealed class AsyncRelayCommand : ICommand
-{
-    private readonly Func<Task> _execute;
-    private readonly Func<bool>? _canExecute;
-    private bool _isExecuting;
-
-    public AsyncRelayCommand(Func<Task> execute, Func<bool>? canExecute = null)
-    {
-        _execute = execute ?? throw new ArgumentNullException(nameof(execute));
-        _canExecute = canExecute;
-    }
-
-    public event EventHandler? CanExecuteChanged;
-
-    public bool IsExecuting
-    {
-        get => _isExecuting;
-        private set
-        {
-            if (_isExecuting == value)
-            {
-                return;
-            }
-
-            _isExecuting = value;
-            RaiseCanExecuteChanged();
-        }
-    }
-
-    public bool CanExecute(object? parameter) => !IsExecuting && (_canExecute?.Invoke() ?? true);
-
-    public async void Execute(object? parameter)
-    {
-        if (!CanExecute(parameter))
-        {
-            return;
-        }
-
-        try
-        {
-            IsExecuting = true;
-            await _execute().ConfigureAwait(true);
-        }
-        finally
-        {
-            IsExecuting = false;
-        }
-    }
-
-    public void RaiseCanExecuteChanged() => CanExecuteChanged?.Invoke(this, EventArgs.Empty);
-}

Infrastructure/ObservableObject.cs

@@ -1,26 +0,0 @@
-using System.ComponentModel;
-using System.Runtime.CompilerServices;
-
-namespace CloudPrint.Client.Infrastructure;
-
-public abstract class ObservableObject : INotifyPropertyChanged
-{
-    public event PropertyChangedEventHandler? PropertyChanged;
-
-    protected bool SetProperty<T>(ref T field, T value, [CallerMemberName] string? propertyName = null)
-    {
-        if (EqualityComparer<T>.Default.Equals(field, value))
-        {
-            return false;
-        }
-
-        field = value;
-        OnPropertyChanged(propertyName);
-        return true;
-    }
-
-    protected void OnPropertyChanged([CallerMemberName] string? propertyName = null)
-    {
-        PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
-    }
-}

Infrastructure/RelayCommand.cs

@@ -1,28 +0,0 @@
-using System.Windows.Input;
-
-namespace CloudPrint.Client.Infrastructure;
-
-public sealed class RelayCommand : ICommand
-{
-    private readonly Action<object?> _execute;
-    private readonly Predicate<object?>? _canExecute;
-
-    public RelayCommand(Action execute, Func<bool>? canExecute = null)
-        : this(_ => execute(), canExecute is null ? null : _ => canExecute())
-    {
-    }
-
-    public RelayCommand(Action<object?> execute, Predicate<object?>? canExecute = null)
-    {
-        _execute = execute ?? throw new ArgumentNullException(nameof(execute));
-        _canExecute = canExecute;
-    }
-
-    public event EventHandler? CanExecuteChanged;
-
-    public bool CanExecute(object? parameter) => _canExecute?.Invoke(parameter) ?? true;
-
-    public void Execute(object? parameter) => _execute(parameter);
-
-    public void RaiseCanExecuteChanged() => CanExecuteChanged?.Invoke(this, EventArgs.Empty);
-}