using System.Collections.Generic;
using System.Xml;
using System.Xml.Linq;
using System.Xml.XPath;
using XNeedle;
using XNeedle.Parser.Elements;

namespace XNeedle.Transformation
{
    public class Bang : Part
    {
        public required string Name { get; set; }
        public required IEnumerable<string> Arguments;
        public required IEnumerable<Part> Body;
        public override void Operate(Context ctx)
        {
            var bangop = BangOperation.Resolve(Name);
            if (bangop == null)
            {
                throw new ArgumentException($"!{Name} is not a valid bang.");
            }

            var bodyctx = bangop.Execute(ctx, Arguments);
            Console.WriteLine($"Operate Bang: {Name}, {string.Join(",", Arguments)}");
            foreach (var b in Body)
            {
                b.Operate(bodyctx);
            }
        }
    }
}