spark/src/DataStreamSuite/DataStreamCore/DynamicLoading/DataStreamMetadata.cs

#nullable enable
namespace Bts.DataStreamCore;

using BCG;

using System;
using System.Reflection;

public interface IDataStreamMetadata {
   public string Name { get; }
}

public class DataStreamMetadata : IDataStreamMetadata {
   public DataStreamMetadata() { }

   public DataStreamMetadata(string name) =>
      Name = name;

   public string? Name { get; set; }

   string IDataStreamMetadata.Name => Name ?? string.Empty;

   public static DataStreamMetadata FromType(Type type) {
      var friendlyName = type.GetCustomAttribute<DataStreamUserRespresentation>()?.friendlyName;
      var rv = new DataStreamMetadata() {
         Name = friendlyName ?? type.Name,
      };
      return rv;
   }
}

public static class DataStreamMetadataExtensions {
   public static bool IsMatch(this IDataStreamMetadata dsm, string name, bool ignoreCase = true, bool ignoreUnderscores = true) {
      var strComp = ignoreCase ? StringComparison.CurrentCultureIgnoreCase : StringComparison.CurrentCulture;
      var nameWithoutUnderscores = new Lazy<string>(() => RemoveUnderscores(name));
      return IsNameMatch(dsm.Name);

      static string RemoveUnderscores(string s) =>
         s.Replace("_", "");

      bool IsNameMatch(string otherName) =>
         string.Equals(name, otherName, strComp)
            || (ignoreUnderscores && string.Equals(RemoveUnderscores(name), RemoveUnderscores(otherName), strComp));
   }
}