Agent Tests for API, MAUI, and Slop Features

Services/Website/GlossaryDialogService.cs

@@ -0,0 +1,63 @@
+namespace Services.Website;
+
+public class GlossaryDialogService : IGlossaryDialogService
+{
+    private readonly List<string> history = new();
+    private string? termId;
+
+    public void Subscribe(Action action)
+    {
+        OnChange += action;
+    }
+
+    public void Unsubscribe(Action action)
+    {
+        OnChange += action;
+    }
+
+    public void AddDialog(string id)
+    {
+        termId = id;
+        history.Add(id);
+        NotifyDataChanged();
+    }
+
+    public void CloseDialog()
+    {
+        termId = null;
+        history.Clear();
+        NotifyDataChanged();
+    }
+
+    public void BackDialog()
+    {
+        if (history.Count > 1)
+        {
+            history.RemoveAt(history.Count - 1);
+            termId = history.Count > 0 ? history.Last() : null;
+            NotifyDataChanged();
+        }
+    }
+
+    public bool HasDialog()
+    {
+        return termId != null;
+    }
+
+    public bool HasHistory()
+    {
+        return history.Count > 1;
+    }
+
+    public string? GetTermId()
+    {
+        return termId;
+    }
+
+    private event Action OnChange = null!;
+
+    private void NotifyDataChanged()
+    {
+        OnChange?.Invoke();
+    }
+}