1  // Copyright (c) Microsoft Corporation
 2  // The Microsoft Corporation licenses this file to you under the MIT license.
 3  // See the LICENSE file in the project root for more information.
 4  
 5  using Microsoft.CmdPal.Core.ViewModels.Models;
 6  using Microsoft.CommandPalette.Extensions;
 7  
 8  namespace Microsoft.CmdPal.Core.ViewModels;
 9  
10  public partial class FilterItemViewModel : ExtensionObjectViewModel, IFilterItemViewModel
11  {
12      private readonly ExtensionObject<IFilter> _model;
13  
14      public string Id { get; set; } = string.Empty;
15  
16      public string Name { get; set; } = string.Empty;
17  
18      public IconInfoViewModel Icon { get; set; } = new(null);
19  
20      internal InitializedState Initialized { get; private set; } = InitializedState.Uninitialized;
21  
22      protected bool IsInitialized => IsInErrorState || Initialized.HasFlag(InitializedState.Initialized);
23  
24      public bool IsInErrorState => Initialized.HasFlag(InitializedState.Error);
25  
26      public FilterItemViewModel(IFilter filter, WeakReference<IPageContext> context)
27          : base(context)
28      {
29          _model = new(filter);
30      }
31  
32      public override void InitializeProperties()
33      {
34          if (IsInitialized)
35          {
36              return;
37          }
38  
39          var filter = _model.Unsafe;
40          if (filter == null)
41          {
42              return; // throw?
43          }
44  
45          Id = filter.Id;
46          Name = filter.Name;
47          Icon = new(filter.Icon);
48          if (Icon is not null)
49          {
50              Icon.InitializeProperties();
51          }
52  
53          UpdateProperty(nameof(Id));
54          UpdateProperty(nameof(Name));
55          UpdateProperty(nameof(Icon));
56      }
57  }