Initial Commit

blazor/Services/Website/ToastService.cs

@@ -0,0 +1,60 @@
+using Model.Feedback;
+
+namespace Services.Website;
+
+public class ToastService : IToastService
+{
+    private readonly List<ToastModel> toasts = new();
+
+    public void Subscribe(Action action)
+    {
+        OnChange += action;
+    }
+
+    public void Unsubscribe(Action action)
+    {
+        OnChange += action;
+    }
+
+    public void AddToast(ToastModel toast)
+    {
+        toasts.Insert(0, toast);
+
+        NotifyDataChanged();
+    }
+
+    public void RemoveToast(ToastModel toast)
+    {
+        toasts.Remove(toast);
+    }
+
+    public bool HasToasts()
+    {
+        return toasts.Count > 0;
+    }
+
+    public List<ToastModel> GetToasts()
+    {
+        return toasts;
+    }
+
+    public void AgeToasts()
+    {
+        foreach (var toast in toasts) toast.Age++;
+
+        NotifyDataChanged();
+    }
+
+    public void ClearAllToasts()
+    {
+        toasts.Clear();
+        NotifyDataChanged();
+    }
+
+    private event Action OnChange = null!;
+
+    private void NotifyDataChanged()
+    {
+        OnChange();
+    }
+}