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

// This is a test class implementing one of the bases. Normally this class would be created by the Machines subsystem which would
// paste together this code file from user definitions and built-in code and compile a class for use by the system.

namespace Wavelet_Tracker
{
	public class WireMachine : MachineParameterisedBase
	{
		private const string type = "Default Wire";
		private const string author = "Internal";
		private const int version = 2;

        public WireMachine(string name)
            : base(type, author, version, name)
		{
            isWire = true;
		}

		protected override void endProductionImpl(long interval)
		{
			if (inputs.Length == 0) return;

            if (!fromMachine.isMuted)
            {
                // Note we don't remove events when we are a wire. See MachinePlaybackBase.bufferCleanup for more info.
                List<SoundEvent> events = outputs[0].buffer.getForProcessing(playTime, interval, false);
                inputs[0].buffer.addAllEvents(events);
            }
            else
            {
                List<SoundEvent> events = outputs[0].buffer.getForProcessing(playTime, interval, true);

                foreach (SoundEvent evt in events)
                {
                    if (evt.eventType == EventType.AUDIO_PCM) ((PCMEvent)evt).Dispose();
                }
            }
		}

		protected override void endSeekImpl(long seekTime)
		{
		}

		protected override void endSetupParametersImpl()
		{
		}

		protected override void endTickImpl(ArrayList parameterChanges)
		{
		}

		protected override void endSetupInputOutputImpl()
		{
		}

		public override string toShortString()
		{
            if (fromMachine == null) return "Uninitialised wire";
            return "Wire between " + fromMachine.machineName + " and " + toMachine.machineName;
		}
	}
}