using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Rendering;
using UnityEngine.UI;
using TMPro;
using UnityEngine.Serialization;
using UnityEngine.Rendering.HighDefinition;
using UnityEngine.Localization;

public class ExaminableItemData : MonoBehaviour
{
    //public GameObject ExamineCamera;
    public GameObject ItemsExaminationPos;
    public Transform ItemLerpPosition;
    public Light examinationPointLight;
    public uint renderingLayerMask = 1; // Set in the Unity Editor, default is the first layer
    public bool IsExamining;

    [SerializeField] private Volume postProcess;
    //private DepthOfField depthOfField;
    public bool CanInteractWithInteractableItem;

    [Header("Object Name Text")]
    [Tooltip("Here you declare The object's name text")]
    public TextMeshProUGUI nameText; //The object's name text that will appear in the screen from the canvas.
    public LocalizedString localizedNameText;

    [Header("Object Sentences Text")]
    [Tooltip("Here you declare The object's sentences text")]
    public TextMeshProUGUI sentencesText; //The object's sentences text that will appear in the screen from the canvas.
    public LocalizedString localizedSentencesText;

    public Animator examinationUIAnimator;

    [Header("Diary Entry Sentences")]
    [Tooltip("Here will appear the text of the diary on the screen")]
    public GameObject diaryScrollView;
    public TextMeshProUGUI diaryText;
    public RectTransform diaryScrollViewContent;

    [Header("GetItemUI")]
    public GameObject pressEToGetItemUI;
    public TextMeshProUGUI itemInteractionMessage;

    private static ExaminableItemData _instance;
    public static ExaminableItemData GetInstance() { return _instance; }

    //private void OnValidate()
    //{
    //    GameObject playerGo = PlayerManager.GetInstance().playerGameObj;
    //    if (ItemsExaminationPos == null) 
    //    {
    //        //Gets the gameobject in the children of the playerGameObj:
    //        ItemsExaminationPos = playerGo.transform.Find("Main Camera/ItemsExaminationPos").gameObject;
    //    }
    //    else
    //    {
    //        Debug.LogError("No GameObject with name " + "ItemsExaminationPos" + " found in the scene.");
    //    }
    //    if (ItemLerpPosition == null)
    //    {   //Gets the transform in the children of the playerGameObj:
    //        ItemLerpPosition = playerGo.transform.Find("Main Camera/ItemsExaminationPos/ItemExamPosition");
    //    }
    //    else
    //    {
    //        Debug.LogError("No GameObject with name " + "ItemExamPosition" + " found in the scene.");
    //    }
    //    if (examinationPointLight == null)
    //    {   //Gets the transform in the children of the playerGameObj:
    //        examinationPointLight = playerGo.transform.Find("CMCameraFPSMain/ExaminationPointLight").GetComponent<Light>();
    //    }
    //    else
    //    {
    //        Debug.LogError("No GameObject with name " + "ItemExamPosition" + " found in the scene.");
    //    }
    //}

    void Awake()
    {
        if (!_instance)
        {
            _instance = this;
        }
    }

    private void Start()
    {
        GameObject playerGo = PlayerManager.GetInstance().playerGameObj;
        if (ItemsExaminationPos == null)
        {
            //Gets the gameobject in the children of the playerGameObj:
            ItemsExaminationPos = playerGo.transform.Find("Main Camera/ItemsExaminationPos").gameObject;
        }
        if (ItemLerpPosition == null)
        {   //Gets the transform in the children of the playerGameObj:
            ItemLerpPosition = playerGo.transform.Find("Main Camera/ItemsExaminationPos/ItemExamPosition");
        }
        if (examinationPointLight == null)
        {   //Gets the transform in the children of the playerGameObj:
            examinationPointLight = playerGo.transform.Find("CMCameraFPSMain/ExaminationPointLight").GetComponent<Light>();
            //Closes the active examination point light at awake since it is supposed to stay close when the game starts because there's nothing to examine in order to light it.
            examinationPointLight.gameObject.SetActive(false);
        }

        ////Closes the active examination point light at awake since it is supposed to stay close when the game starts because there's nothing to examine in order to light it.
        examinationPointLight.gameObject.SetActive(false);
        CleanItemInteractionMessage(); //Cleans the item interaction message at start.
    }

    public void EnableBlur()
    {
        postProcess.gameObject.SetActive(true);
    }

    public void DisableBlur()
    {
        postProcess.gameObject.SetActive(false);
    }

    public void DisplayItemInteractionMessage(LocalizedString message)
    {
        itemInteractionMessage.text = message.GetLocalizedString();
    }

    public void CleanItemInteractionMessage() 
    {
        itemInteractionMessage.text = "";
    }
}