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

namespace Beyond
{
    public abstract class StreamingAsset : MonoBehaviour
    {
        public static readonly string LAYER_NAME = "Triggers";

        public Action OnVolume;

        [Header("Detection")]
        public LayerMask collisionLayer = 1 << 8;
        public TagMask tagMask = new TagMask();

        protected new Collider collider;
        protected bool playerIn;
        [SerializeField]
        protected bool startVolumeState;
        [SerializeField]
        protected float deactivateDelay;
        protected Coroutine deactivation = null;

        public bool IsVolumeActive { get; private set; }
        public bool PlayerIn { get => playerIn; set => playerIn = value; }

        [Header("Debug")]
        [SerializeField]
        protected bool draw;
        [SerializeField]
        protected bool drawWire;
        [SerializeField]
        protected Color drawColor = new Color(1f, 1f, 1f, 0.4f);
        [SerializeField]
        protected Color drawWireColor = Color.white;
        [SerializeField]
        protected Color activeVolumeColor = new Color(1f, 0f, 1f, 0.4f);
        [SerializeField]
        protected Color activeVolumeWireColor = Color.magenta;


        protected virtual void Awake()
        {
            collider = GetComponent<Collider>();
            collider.isTrigger = true;
            gameObject.layer = LayerMask.NameToLayer(LAYER_NAME);
        }

        protected virtual void Start()
        {
            SetActive(startVolumeState);
        }

        protected void SetActive(bool isActive)
        {
            if (!isActive && deactivateDelay != 0f)
            {
                Debug.Log("Start deactivateDelay Coroutine");
                deactivation = StartCoroutine(SetActiveDelay(isActive));
            }
            else
            {
                SetActiveVolume(isActive);
            }
        }

        private IEnumerator SetActiveDelay(bool isActive)
        {
            yield return new WaitForSeconds(deactivateDelay);
            SetActiveVolume(isActive);
            deactivation = null;
        }

        private void SetActiveVolume(bool isActive)
        {
            if (IsVolumeActive != isActive)
            {
                playerIn = isActive;
                IsVolumeActive = isActive;
                OnVolume?.Invoke();
            }
        }

        protected void OnDrawGizmos()
        {
            if (draw)
            {
                Gizmos.color = drawColor;
                if (playerIn)
                {
                    Gizmos.color = activeVolumeColor;
                }
                Draw();
            }
            if (drawWire)
            {
                Gizmos.color = drawWireColor;
                if (playerIn)
                {
                    Gizmos.color = activeVolumeColor;
                }
                DrawWire();
            }
        }

        protected abstract void DrawWire();
        protected abstract void Draw();
        protected abstract void OnTriggerEnter(Collider other);
        protected abstract void OnTriggerExit(Collider other);
    }
}