using System.Collections;
using System.Collections.Generic;
using UnityEngine;


namespace SimpleInventorySystem
{
    [RequireComponent(typeof(Collider), typeof(Inventory))]
    public class Player_IS : MonoBehaviour
    {
        //public bool CanPickupItem { get; private set; }
        //public PickUp storedPickUp;
        public List<PickUp> pickUpsInRange = new List<PickUp>();
        [HideInInspector] public Inventory inventory;
        public TargetAttachment[] targetAttachments;
        [HideInInspector] public PickUp SPU;

        // Start is called before the first frame update
        void Start()
        {
            inventory = GetComponent<Inventory>();
        }

        public bool AttachItemGameObject(GameObject go, ItemTags itemTag, ItemUI itemUI)
        {
            foreach (TargetAttachment ta in targetAttachments)
            {
                if(ta != null && ta.AttachItemGameObject(go, itemTag, itemUI.pickUp))
                {
                    itemUI.targetAttachment = ta;
                    return true;
                }
            }
            //Debug.Log("FAIL");
            return false;
        }

        public void DetachItemGameObject(GameObject go, ItemUI itemUI)
        {
            if(itemUI.targetAttachment != null)
            {
                itemUI.targetAttachment.DetachItemGameObject(go);
            }
            itemUI.pickUp.DropDownHandler();
            itemUI.targetAttachment = null;
            itemUI.gameObject.transform.SetParent(go.transform);
        }

        // Update is called once per frame
        void Update()
        {

        }

        public void HandlePickup(PickUp storedPickUp)
        {
            SPU = storedPickUp;
            //Debug.Log("Handling Pickup");
            if (storedPickUp != null && pickUpsInRange.Contains(storedPickUp))
            {
                //Debug.Log("Picking up" + storedPickUp.name);
                storedPickUp.PickUpHandler();
            }
        }


        private void OnTriggerEnter(Collider other)
        {
            PickUpRange pickUpRange = other.GetComponent<PickUpRange>();
            if (pickUpRange != null && !pickUpsInRange.Contains(pickUpRange.pickUp))
            {
                //Debug.Log("Collided");
                pickUpsInRange.Add(pickUpRange.pickUp);
            }
        }

        private void OnTriggerStay(Collider other)
        {
            PickUpRange pickUpRange = other.GetComponent<PickUpRange>();
            if (pickUpRange != null)
            {
                //CanPickupItem = true;
            }
        }


        private void OnTriggerExit(Collider other)
        {
            PickUpRange pickUpRange = other.GetComponent<PickUpRange>();
            if (pickUpRange != null && pickUpsInRange.Contains(pickUpRange.pickUp))
            {
                //CanPickupItem = false;

                pickUpsInRange.Remove(pickUpRange.pickUp);
            }
        }
    }
}