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

public class PickupController : MonoBehaviour {

    private Text pickupText;

    private InventoryInformation inventoryInformation;

    // Fix bug where its not detecting new item when highlighting over it

    private void Start()
    {
        Default();
    }

    private void Default()
    {
        pickupText = InterfaceManager.Instance.MiscellaneousRoot.Find("Pickup").GetComponent<Text>();
    }

    private void Update()
    {


        Camera camera = LocalPlayer.Instance.Character.DefaultCamera;
        Vector3 x = new Vector3(camera.pixelWidth / 2, camera.pixelHeight / 2);

        Ray ray = camera.ScreenPointToRay(x);
        RaycastHit castHit;

        Debug.DrawRay(ray.origin, ray.direction * 10, Color.red, 1);
        if (Physics.Raycast(ray, out castHit, 10))
        {
            if (castHit.transform.tag == "Item")
            {
                if (!pickupText.enabled)
                {
                    inventoryInformation = castHit.transform.gameObject.GetComponent<InventoryInformation>();

                    pickupText.text = "Press 'E' to pickup " + inventoryInformation.CachedItemName + " [" + inventoryInformation.CachedItemStack.ToString() + "]";
                    DisplayText(true);
                }

            }
            else
            {
                inventoryInformation = null;
                DisplayText(false);
            }
        }
        else
        {

            inventoryInformation = null;
            DisplayText(false);
        }


        if (Input.GetKeyDown(KeyCode.E))
        {
            if(inventoryInformation != null)
            {
                Debug.Log("Need to create an item with: " + inventoryInformation.CachedItemName);

                InventorySlot inventorySlot = InventoryManager.Instance.GiveItem(inventoryInformation.CachedItemName, inventoryInformation.CachedItemStack, true);
                //inventorySlot.Default();
                inventorySlot.ItemInformation = inventoryInformation.CachedItemInformation;
                inventorySlot.DisplayInformation();
                Debug.Log(inventorySlot.InventoryID);

                Destroy(inventoryInformation.gameObject);

                DisplayText(false);
            }
        }
    }

    private void DisplayText(bool display)
    {
        pickupText.enabled = display;
    }


}