using System;
using System.Collections;
using System.Collections.Generic;
using BITKit;
using BITKit.StateMachine;
using BITKit.UX;
using UnityEngine;

namespace BITFALL.Entities.Equipment.Universal.States
{
    [Serializable]
    public sealed class Draw:UseState
    {
        protected override void OnPlayEnd()
        {
            base.OnPlayEnd();
            useController.TransitionState<Use>();
        }
    }
    [Serializable]
    public sealed class Use:UseState
    {
        public override void OnStateEntry(IState old)
        {
            base.OnStateEntry(old);
            useController._equipmentContainer.OnEquip+=OnEquip;
        }

        public override void OnStateExit(IState old, IState newState)
        {
            base.OnStateExit(old, newState);
            useController._equipmentContainer.OnEquip-=OnEquip;
        }

        protected override void OnPlayEnd()
        {
            base.OnPlayEnd();
            //useController.TransitionState<Exit>();
            if (useController.Release)
                useController._playerEquipSelector.Cancel();
            else
            {
                try
                {
                    if (useController.Item is not null 
                        && useController.Inventory.AllowUseItem(useController.Item)
                       )
                    {
                        currentState.Events.OnEnd = null;
                        currentState.Stop();
                        PlayAnimation();
                        //animancerComponent.States.Current.Time = 0;
                    }
                    else
                    {
                        useController._playerEquipSelector.Cancel();
                    }
                }
                catch (InGameException e)
                {
                    useController.UXPopup.Popup(e.Message);
                    useController._playerEquipSelector.Cancel();
                }
            }
        }
        private void OnEquip(IEquipmentSlot arg1, IBasicItem arg2)
        {
            if (useController.ScriptableItem.AddressablePath != arg2?.AddressablePath) return;
            useController.Item = arg2;
        }
    }
    [Serializable]
    public sealed class Exit:UseState
    {
        public override void OnStateEntry(IState old)
        {
            if (clips.Length is 0)
            {
                animancerComponent.Stop();
            }
            else
            {
                base.OnStateEntry(old);
            }
        }

        protected override void OnPlayEnd()
        {
            base.OnPlayEnd();
            animancerComponent.Stop();
        }
    }
}