using System.Collections.Generic;
using System.Linq;
using System.Security.Permissions;

namespace BITKit
{

	public class MainProcessor<T> : IMainProcessor<T>
	{
		private readonly List<IProcessor<T>> _processors = new();
		public void AddProcessor(IProcessor<T> processor) => _processors.Add(processor);
		public void RemoveProcessor(IProcessor<T> processor) => _processors.Remove(processor);

		public T Process(T source)
		{
			return _processors.Aggregate(source, (current1, processor) => processor.Process(source, current1));
		}
	}

	public class Processor<T> : IProcessor<T>
	{
		public T Process(T source, T current)
		{
			return current;
		}
	}

	public class MainProcessor<T, T1> : IMainProcessor<T, T1>
	{
		private readonly List<IProcessor<T, T1>> _processors = new();
		public void AddProcessor(IProcessor<T, T1> processor) => _processors.Add(processor);
		public void RemoveProcessor(IProcessor<T, T1> processor) => _processors.Remove(processor);

		public T Process(T source, T1 arg)
		{
			return _processors.Aggregate(source, (current, processor) => processor.Process(source, current, arg));
		}
	}
}