using System;
using System.Runtime.CompilerServices;
using NodeCanvas.Framework;
using ParadoxNotion.Design;
using UnityEngine;


namespace Reset.Units {

	[Category("Reset")]
	[Description("Get the current target and save it to a graph variable")]
	public class GetCurrentTarget : ActionTask<LockOnManager>{
		public BBParameter<Transform> target;
		
		//Use for initialization. This is called only once in the lifetime of the task.
		//Return null if init was successfull. Return an error string otherwise
		protected override string OnInit() {
			return null;
		}

		//This is called once each time the task is enabled.
		//Call EndAction() to mark the action as finished, either in success or failure.
		//EndAction can be called from anywhere.
		protected override void OnExecute(){
			if (agent.mainTarget == null) {
				Debug.LogWarning("There is no LockOnTarget to save as current target");
				EndAction(true);
				return;
			}
			
			try {
				target.value = agent.mainTarget.gameObject.transform;
			} catch (Exception e) {
				Debug.LogError($"Failed to save the current LockOnTarget target: {e.Message}");
				EndAction(false);
				return;
			}

			EndAction(true);
		}

		//Called once per frame while the action is active.
		protected override void OnUpdate() {
			
		}

		//Called when the task is disabled.
		protected override void OnStop() {
			
		}

		//Called when the task is paused.
		protected override void OnPause() {
			
		}
	}
}