using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using UnityEngine;
using GameNetcodeStuff;

namespace ScarletMansion.GamePatch.Components {
  public class ScarletFireExit : MonoBehaviour {

    public bool enablePortalAnimation;

    [Header("Animations")]
    public MeshRenderer portalRenderer;
    public MeshRenderer blackRenderer;
    
    private Material portalMaterial;
    private Material blackMaterial;
    private Coroutine timerCoroutine;
    private Coroutine currentCoroutine;

    public const float animationTime = 0.4f;

    void Start(){
      portalMaterial = portalRenderer.material;
      blackMaterial = blackRenderer.material;
    }

    public void DisableEnablePortal(){
      if (!enablePortalAnimation) return;

      if (timerCoroutine != null) StopCoroutine(timerCoroutine);
      timerCoroutine = StartCoroutine(DisableEnablePortalCoroutine());
    }

    private IEnumerator DisableEnablePortalCoroutine(){
      DisablePortal();
      yield return new WaitForSeconds(3f);
      EnablePortal();
    }

    public void DisablePortal(){
      if (currentCoroutine != null) StopCoroutine(currentCoroutine);
      currentCoroutine = StartCoroutine(SetPortalCoroutine(-0.5f, 0f));
    }

    public void EnablePortal(){
      if (currentCoroutine != null) StopCoroutine(currentCoroutine);
      currentCoroutine = StartCoroutine(SetPortalCoroutine(1.5f, 1f));
    }

    private IEnumerator SetPortalCoroutine(float dissolveTarget, float blackTarget){
      float dv;
      Color bv;
      do {
        dv = portalMaterial.GetFloat("_DissolveValue");
        dv = Mathf.MoveTowards(dv, dissolveTarget, 2f / animationTime * Time.deltaTime);
        portalMaterial.SetFloat("_DissolveValue", dv);

        bv = blackMaterial.color;
        bv.a = Mathf.MoveTowards(bv.a, blackTarget, 1f / animationTime * Time.deltaTime);
        blackMaterial.color = bv;

        yield return null;
      } while (dv != dissolveTarget && bv.a != blackTarget);
    }

  }
}