MVC (layered variant)

MVC-SimpleCRUD-Layered/MVC-SimpleCRUD-Layered.Application/Models/PagingInfo.cs

@@ -0,0 +1,37 @@
+namespace MVC_SimpleCRUD_Layered.Application.Models;
+
+public class PagingInfo
+{
+    public int TotalItemsCount { get; set; }
+
+    public int FilteredItemsCount { get; set; }
+
+    public int ItemsPerPage { get; set; }
+
+    public int CurrentPage { get; set; }
+
+    public string? Sorts { get; set; }
+
+    public string? SearchText { get; set; }
+
+    public int TotalPages => Math.Max(1, (int)Math.Ceiling((decimal)FilteredItemsCount / ItemsPerPage));
+
+    public bool IsFiltered => !string.IsNullOrWhiteSpace(SearchText);
+
+    public string ToggleSort(string propertyName)
+    {
+        return string.Equals(Sorts, propertyName, StringComparison.OrdinalIgnoreCase)
+            ? $"-{propertyName}"
+            : propertyName;
+    }
+
+    public bool IsSortedBy(string propertyName)
+    {
+        return string.Equals(Sorts?.TrimStart('-'), propertyName, StringComparison.OrdinalIgnoreCase);
+    }
+
+    public bool IsDescending()
+    {
+        return Sorts?.StartsWith("-", StringComparison.Ordinal) == true;
+    }
+}