Group rename WIP

src/Core/FileTime.Core.Abstraction/Interactions/IInputElement.cs

@@ -4,4 +4,7 @@ public interface IInputElement
 {
     InputType Type { get; }
     string Label { get; }
+    IObservable<bool> IsValid { get; }
+    void SetValid();
+    void SetInvalid();
 }

src/Core/FileTime.Core.Abstraction/Interactions/IPreviewElement.cs

@@ -0,0 +1,6 @@
+namespace FileTime.Core.Interactions;
+
+public interface IPreviewElement
+{
+    object PreviewType { get; }
+}

src/Core/FileTime.Core.Abstraction/Interactions/IUserCommunicationService.cs

@@ -3,6 +3,8 @@ namespace FileTime.Core.Interactions;
 public interface IUserCommunicationService
 {
     Task<bool> ReadInputs(params IInputElement[] fields);
+    Task<bool> ReadInputs(IInputElement field, IEnumerable<IPreviewElement>? previews = null);
+    Task<bool> ReadInputs(IEnumerable<IInputElement> fields, IEnumerable<IPreviewElement>? previews = null);
     void ShowToastMessage(string text);
     Task<MessageBoxResult> ShowMessageBox(string text);
 }

src/Core/FileTime.Core.Abstraction/Interactions/InputElementBase.cs

@@ -1,13 +1,23 @@
+using System.Reactive.Linq;
+using System.Reactive.Subjects;
+
 namespace FileTime.Core.Interactions;
 
 public abstract class InputElementBase : IInputElement
 {
+    private readonly BehaviorSubject<bool> _isValid = new(true);
     public InputType Type { get; }
     public string Label { get; }
+    public IObservable<bool> IsValid { get; }
 
     protected InputElementBase(string label, InputType type)
     {
         Label = label;
         Type = type;
+        IsValid = _isValid.AsObservable();
     }
+
+    public void SetValid() => _isValid.OnNext(true);
+
+    public void SetInvalid() => _isValid.OnNext(false);
 }

src/Core/FileTime.Core.Abstraction/Interactions/TextInputElement.cs

@@ -3,12 +3,19 @@ using PropertyChanged.SourceGenerator;
 
 namespace FileTime.Core.Interactions;
 
-public partial class TextInputElement : InputElementBase, INotifyPropertyChanged
+public partial class TextInputElement : InputElementBase
 {
     [Notify] private string? _value;
+    private readonly Action<string?>? _update;
 
-    public TextInputElement(string label, string? value = null) : base(label, InputType.Text)
+    public TextInputElement(
+        string label, 
+        string? value = null,
+        Action<string?>? update = null) : base(label, InputType.Text)
     {
         _value = value;
+        _update = update;
     }
+    
+    private void OnValueChanged(string? oldValue, string? newValue) => _update?.Invoke(newValue);
 }