using UnityEngine;

namespace Crosstales.RTVoice.Demo.Util
{
   /// <summary>Controls the custom provider in demo builds.</summary>
   [HelpURL("https://www.crosstales.com/media/data/assets/rtvoice/api/class_crosstales_1_1_r_t_voice_1_1_demo_1_1_util_1_1_custom_provider_controller.html")]
   public class CustomProviderController : MonoBehaviour
   {
      #region Variables

      public Crosstales.RTVoice.Provider.BaseCustomVoiceProvider Provider;

      [Header("WebGL")]
      public bool KeepOnDestroy = false;
      //public bool ParentProvider = false;

      private bool isCustom;
      private Crosstales.RTVoice.Provider.BaseCustomVoiceProvider previousProvider;

      #endregion


      #region MonoBehaviour methods

      private void Start()
      {
         if (Provider != null)
         {
            isCustom = Speaker.Instance.CustomMode;
            previousProvider = Speaker.Instance.CustomProvider;

            Speaker.Instance.CustomProvider = Provider;
            Speaker.Instance.CustomMode = true;

            if (Crosstales.RTVoice.Util.Helper.isWebGLPlatform && KeepOnDestroy)
            {
               for (int ii = Speaker.Instance.transform.childCount - 1; ii >= 0; ii--)
               {
                  Transform child = Speaker.Instance.transform.GetChild(ii);
                  //child.SetParent(null);
                  Destroy(child.gameObject);
               }

               Provider.transform.SetParent(Speaker.Instance.transform);
            }
         }
      }

      private void OnDestroy()
      {
         if (Speaker.Instance != null)
         {
            if (!Crosstales.RTVoice.Util.Helper.isWebGLPlatform || !KeepOnDestroy)
            {
               Speaker.Instance.CustomMode = isCustom;
               Speaker.Instance.CustomProvider = previousProvider;
               //Provider.transform.SetParent(null);
            }
         }
      }

      #endregion
   }
}
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