EngineIgnitorExternal.cs

using System.Collections.Generic;
using UnityEngine;

namespace EngineIgnitor
{
	public class ModuleExternalIgnitor : PartModule
	{
		public static List<ModuleExternalIgnitor> ExternalIgnitors = new List<ModuleExternalIgnitor>();

		[KSPField(isPersistant = false)]
		public int IgnitionsAvailable = -1;

		[KSPField(isPersistant = true)]
		public int IgnitionsRemained = -1;

		[KSPField(isPersistant = false, guiActiveEditor = true, guiActive = true, guiName = "Ignitions")]
		private string _ignitionsAvailableString = "Infinite";

		[KSPField(isPersistant = false)]
		public string IgnitorType = "universal";

        [KSPField(isPersistant = false, guiActiveEditor = true, guiActive = true, guiName = "Engines in range:")]
        private string _enginesInRange = "NO";

        [KSPField(isPersistant = false)]
		public float IgniteRange = 1f;

        private StartState _startState = StartState.None;
        private float _distanceToEngine;

        public override void OnStart(StartState state)
        {
            _startState = state;
            if (state != StartState.None && state != StartState.Editor)
			{
				if(ExternalIgnitors.Contains(this) == false)
					ExternalIgnitors.Add(this);
			}
        }

        private void Update()
        {
            if (HighLogic.LoadedSceneIsEditor && EditorLogic.fetch.ship != null)
            {
                foreach (var p in EditorLogic.fetch.ship.parts)
                {
                    if (p.FindModuleImplementing<ModuleEngineIgnitor>() == true)
                    {
                        _distanceToEngine = Vector3.Distance(part.transform.position, p.transform.position);
                    }
                }
                if (_distanceToEngine <= IgniteRange && EditorLogic.fetch.ship != null) _enginesInRange = "YES";
                else _enginesInRange = "NO";
            }
            else
            {
                foreach (var p in vessel.parts)
                {
                    if (p.FindModuleImplementing<ModuleEngineIgnitor>() == true)
                    {
                        _distanceToEngine = Vector3.Distance(part.transform.position, p.transform.position);
                    }
                }
                if (_distanceToEngine <= IgniteRange && vessel != null) _enginesInRange = "YES";
                else _enginesInRange = "NO";
            }

            if (_startState != StartState.None && _startState != StartState.Editor)
            {
                if (IgnitionsRemained != -1)
					_ignitionsAvailableString = IgnitorType + " - " + IgnitionsRemained + "/" + IgnitionsAvailable;
				else
					_ignitionsAvailableString = IgnitorType + " - " + "Infinite";

				if (vessel == null)
				{
					ExternalIgnitors.Remove(this);
				}
			}
		}

		public override string GetInfo()
		{
			if (IgnitionsAvailable != -1)
				return "Can ignite for " + IgnitionsAvailable + " time(s).\n" + "Ignitor type: " + IgnitorType + "\n";
			else
				return "Can ignite for infinite times.\n" + "Ignitor type: " + IgnitorType + "\n";
		}
	}
}