First stuff

APP/Utility/StringAssemble.cs

@@ -0,0 +1,59 @@
+using System.Text;
+using APP.DTO;
+
+namespace APP.Utility;
+
+public static class StringAssemble
+{
+    public static string UserInfo(User? user)
+    {
+        if (user == null)
+        {
+            return string.Empty;
+        }
+
+        var sb = new StringBuilder();
+        sb.Append("MAL ID:");
+        sb.AppendLine();
+
+        sb.Append("Last online:");
+        sb.AppendLine();
+
+        if (!string.IsNullOrEmpty(user.Location))
+        {
+            sb.Append("Location:");
+            sb.AppendLine();
+        }
+
+        sb.Append("Joined:");
+        sb.AppendLine();
+
+        return sb.ToString();
+    }
+
+    public static string UserData(User? user)
+    {
+        if (user == null)
+        {
+            return string.Empty;
+        }
+
+        var sb = new StringBuilder();
+        sb.Append(user.Id);
+        sb.AppendLine();
+
+        sb.Append(user.LastOnline);
+        sb.AppendLine();
+
+        if (!string.IsNullOrEmpty(user.Location))
+        {
+            sb.Append(user.Location);
+            sb.AppendLine();
+        }
+
+        sb.Append(user.Joined.ToShortDateString());
+        sb.AppendLine();
+
+        return sb.ToString();
+    }
+}