ircsharp/IRCRobots/MessageTag.cs

using System.Collections.Generic;
using System.Linq;

namespace IRCRobots
{
    public class MessageTag
    {
        public MessageTag()
        {
            Tags = new[] {Name, DraftName};
        }

        public string Name { get; set; }
        public string DraftName { get; set; }
        public IEnumerable<string> Tags { get; }

        public string? Available(IEnumerable<string> tags)
        {
            return Tags.FirstOrDefault(tag => tag != null && tags.Contains(tag));
        }

        public string? Get(Dictionary<string, string> tags)
        {
            return "";
        }
    }
}