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

public class HallucinationsTrigger : MonoBehaviour
{
    [Header("Light Flickering")]
    public List<LightAnimationUpdate> lightAnimationUpdate;
    [Header("Shadow Figures")]
    public List<GameObject> shadowFiguresHallucinations; //Replace with a new script for shadow figures hallucinations because you might want to enable playable director with animations or something else.
    [Header("Eyes")]
    public List<HallucinationsEye> eyesHallucinations;

    [SerializeField] int randomMinorHallucinationIndex;
    [SerializeField] private int maxMinorHallucinations;

    bool isOnTrigger;

    private void Start()
    {
        if (Sanity.GetInstance() != null)
        {
            Sanity.GetInstance().OnSane += DisableAllHallucinations;
            print("Subscribe (DisableAllHallucinations) ON START");
        }
        StartCoroutine(LateStart());
    }

    IEnumerator LateStart() 
    {
        yield return new WaitForSeconds(0.5f);
        if (Sanity.GetInstance() != null)
        {
            Sanity.GetInstance().OnSane += DisableAllHallucinations;
            print("Subscribe (DisableAllHallucinations) ON LATE START");
        }
    }

    void OnEnable()
    {
        if (Sanity.GetInstance() != null)
        {
            Sanity.GetInstance().OnSane += DisableAllHallucinations;
            print("Subscribe (DisableAllHallucinations)");
        }
    }

    void OnDisable()
    {
        if (Sanity.GetInstance() != null)
        {
            Sanity.GetInstance().OnSane -= DisableAllHallucinations;
            print("Unsubscribe (DisableAllHallucinations)");
        }
    }

    private void OnTriggerStay(Collider other)
    {
        if (other.gameObject.CompareTag("Player") && !isOnTrigger)
        {
            if (Sanity.GetInstance().mentalState == Sanity.SanityState.MinorHallucinations)
            {
                randomMinorHallucinationIndex = Random.Range(0, maxMinorHallucinations);

                switch (randomMinorHallucinationIndex)
                {
                    case 0:
                        StartFlickeringLightsHallucinations();
                        break;
                    case 1:
                        StartShadowFiguresHallucinations();
                        break;
                    case 2:
                        StartEyeHallucinations();
                        break;
                }
                isOnTrigger = true;
            }
        }
    }

    private void OnTriggerExit(Collider other)
    {
        if (other.gameObject.CompareTag("Player") && isOnTrigger)
        {
            isOnTrigger = false;
        }
    }

    public void StartFlickeringLightsHallucinations()
    {
        if (lightAnimationUpdate.Any())
        {
            foreach (var _lightAnimationUpdate in lightAnimationUpdate)
            {
                _lightAnimationUpdate.StartFlickering();
            }
        }
    }

    public void StopFlickeringLightsHallucinations() 
    {
        if (lightAnimationUpdate.Any())
        {
            foreach (var _lightAnimationUpdate in lightAnimationUpdate)
            {
                _lightAnimationUpdate.StopFlickering();
            }
        }
    }

    public void StartShadowFiguresHallucinations() 
    {
        if (shadowFiguresHallucinations.Any())
        {
            foreach (var _shadowFiguresHallucinations in shadowFiguresHallucinations)
            {
                _shadowFiguresHallucinations.gameObject.SetActive(true);
            }
        }
    }

    public void StopShadowFiguresHallucinations() 
    {
        if (shadowFiguresHallucinations.Any())
        {
            foreach (var _shadowFiguresHallucinations in shadowFiguresHallucinations)
            {
                _shadowFiguresHallucinations.gameObject.SetActive(false);
            }
        }
    }

    public void StartEyeHallucinations() 
    {
        if (eyesHallucinations.Any())
        {
            foreach (var _eyesHallucinations in eyesHallucinations)
            {
                _eyesHallucinations.gameObject.SetActive(true);
                _eyesHallucinations.EyeIsWatching();
            }
        }
    }

    public void StopEyeHallucinations() 
    {
        if (eyesHallucinations.Any())
        {
            foreach (var _eyesHallucinations in eyesHallucinations)
            {
                _eyesHallucinations.EyeIsNoLongerWatching();
            }
        }
    }

    public void DisableAllHallucinations() 
    {
        print("Disable hallucinations: "+ gameObject.name);
        StopFlickeringLightsHallucinations();
        //StopShadowFiguresHallucinations();
        StopEyeHallucinations();
    }
}