using UnityEngine;
using UnityEngine.UI;
using UnityEngine.XR;
using System;
using System.Collections;
using System.Collections.Generic;
using SimpleJSON;
using System.Linq;
using System.IO;
using MeshVR;

// HZMCUACOLLISIONS v1.0
//
// Improve CUA collisions when you need to interact with it

namespace HZMCUACollisionsPlugin
{
    public class HZMCUACollisions : MVRScript
    {		
		// Game Objects and components
		private GameObject HZMCUACGO;	
		private GameObject HZMCUACObjectGO;	
		
			
		public override void Init()
        {			 
            try
            {
                if (containingAtom.type != "CustomUnityAsset")
                {
                    SuperController.LogError("Please add HZMCUACollisions on a Custom Unity Asset Atom");
                    return;
                }
			}
            catch(Exception e)
            {
                SuperController.LogError("HZMCUACollisions - Exception caught: " + e);
            }
		}
		
		void Start()
        {
			try
            {
				InitCUA();

			}
            catch(Exception e)
            {
                SuperController.LogError("HZMCUACollisions - Exception caught: " + e);
            }
        }
		
		void Update() {

		}
		
		// **************************
		// Functions
		// **************************
				
		protected void InitCUA() {
			try
            {
				// ******************************
				// Getting button components
				// ******************************			
				HZMCUACGO = getCUAObject( containingAtom.reParentObject ).gameObject;
				Rigidbody RB = HZMCUACGO.GetComponent<Rigidbody>();
				RB.collisionDetectionMode = CollisionDetectionMode.ContinuousDynamic;

			}
            catch(Exception e)
            {
                SuperController.LogError("HZMCUACollisions - Exception caught while initializing: " + e);
            }
		}
		
		// **************************
		// Callbacks & similar
		// **************************
		
			
		// **************************
		// Local Tools
		// **************************
		private void logDebug( string debugText ) {
			SuperController.LogMessage( debugText );
		}
		
        // Recursive function searching for a transform
        private Transform getCUAObject( Transform parent ) {
            foreach( Transform child in parent )
            {
				if( child.name == "object" ) {
					return child;
				} else {
					Transform childSearch = getCUAObject(child);
					if (childSearch != null) return childSearch;
				}
            }
        
            return null;
        }
		
		// **************************
		// Time to cleanup !
		// **************************
		void OnDestroy() {
			// Cleaning modified native VAM assets

		}

	}
}