Add Parent to IItem

src/Core/FileTime.Core.Abstraction/Models/Constants.cs

@@ -0,0 +1,7 @@
+namespace FileTime.Core.Models
+{
+    public static class Constants
+    {
+        public const char SeparatorChar = '/';
+    }
+}

src/Core/FileTime.Core.Abstraction/Models/FullName.cs

@@ -1,4 +1,17 @@
 namespace FileTime.Core.Models
 {
-    public record FullName(string Path);
+    public record FullName(string Path)
+    {
+        public FullName? GetParent()
+        {
+            if (Path is null) return null;
+
+            var pathParts = Path.Split(Constants.SeparatorChar);
+            return pathParts.Length switch
+            {
+                > 1 => new(string.Join(Constants.SeparatorChar, pathParts.SkipLast(1))),
+                _ => null
+            };
+        }
+    }
 }

src/Core/FileTime.Core.Abstraction/Models/IItem.cs

@@ -9,6 +9,7 @@ namespace FileTime.Core.Models
         string DisplayName { get; }
         FullName? FullName { get; }
         NativePath? NativePath { get; }
+        FullName? Parent { get; }
         bool IsHidden { get; }
         bool IsExists { get; }
         SupportsDelete CanDelete { get; }