using RPGCore.BackpackEquipment.ObjectModules.Content.Events;
using RPGCore.BackpackEquipment.Objects;
using RPGCore.ObjectModules.ActionObjectModule;

namespace RPGCore.BackpackEquipment.ObjectModules.Content.Actions
{
    public class TakeAction : BaseAction
    {
        private readonly IContentOwner _contentOwner;
        private readonly ItemObject _item;
        private readonly int _index;
        
        public TakeAction(IContentOwner contentOwner, ItemObject item, int index = -1)
        {
            _contentOwner = contentOwner;
            _item = item;
            _index = index;
        }
        
        public override void CanDoIt()
        {
            _contentOwner.CanAdd(_item, _index);
        }

        protected override void OnDoIt()
        {
            var takeEvent = new TakeEvent { unit = unit, item = _item };
            unit.events.InvokeBefore(takeEvent);
            Check(!takeEvent.isPrevented, string.Format(ActionWasPreventedMessage, nameof(TakeAction)));
            unit.events.InvokeAfter(takeEvent);

            var content = unit.GetComponent<ContentModule>();
            content.Add(_item);
            content.TransferTo(_contentOwner, _item, _index);
        }

        protected override void OnEndIt()
        {
        }

        protected override void OnCancelIt()
        {
        }
    }
}