character-system/Runtime/Behaviors/TasksActions/CharacterUnarmedAttackTaskAction.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using NodeCanvas.Framework;
using ParadoxNotion.Design;
using KairoEngine.Core;

namespace KairoEngine.CharacterSystem
{
    [Category("KairoEngine")]
    public class CharacterUnarmedAttackTaskAction : ActionTask
    {
        [BlackboardOnly, RequiredField] public BBParameter<CharacterController> character;
        [BlackboardOnly, RequiredField] public BBParameter<Transform> target;


        protected override string info {
            get { return "Unarmed Attack"; }
        }

        protected override void OnExecute()
        {
            ICommand cancelCommand = new CancelAtionsCommand(character.value);
            CommandInvoker.AddCommand(cancelCommand);
        }

        protected override void OnUpdate()
        {
            if(target.value == null) EndAction(false);
            ICommand turnCommand = new TurnCommand(character.value, target.value.position);
            CommandInvoker.AddCommand(turnCommand);
            ICommand attackCommand = new CharacterUnarmedAttackCommand(character.value, target.value.position);
            CommandInvoker.AddCommand(attackCommand);
            GenericEvents.StartListening(character.value.unique_name + "-AnimationMeleeEnd", End);
        }

        protected override void OnStop()
        {
           GenericEvents.StopListening(character.value.unique_name + "-AnimationMeleeEnd", End);
        }


        private void End()
        {
            GenericEvents.StopListening(character.value.unique_name + "-AnimationMeleeEnd", End);
            EndAction(true);
        }
    }
}