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

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

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

        private bool done = false;

        protected override string info 
        {
            get { return "Reload Firearm"; }
        }

        protected override void OnExecute()
        {
            done = false;
            ItemFirearmRef firearmRef = (ItemFirearmRef)character.value.GetEquipedItem(); 
            if(firearmRef == null) EndAction(false);
            if(character.value.HasSpareAmmo(firearmRef))
            {
                CharacterReloadFirearmCommand reloadCommand = new CharacterReloadFirearmCommand(character.value, firearmRef);
                CommandInvoker.AddCommand(reloadCommand);
                GenericEvents.StartListening(character.value.unique_name + "-ReloadDone", End);
            }
            else EndAction(true);
        }

        protected override void OnUpdate()
        {
            if(done == true) EndAction(true);
        }

        private void End()
        {
            GenericEvents.StopListening(character.value.unique_name + "-ReloadDone", End);
            done = true;
        }
    }
}