using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Vuforia;

public class WeaponChanging : MonoBehaviour, ITrackableEventHandler, IVirtualButtonEventHandler
{
    private TrackableBehaviour mTrackableBehaviour;

    public GameObject virtualBtn;

    public GameObject lightSaberWeapon;

    //public GameObject turretWeapon;
    //private MeshRenderer turretWeaponRender;

    public GameObject KnifeWeapon;

    public GameObject weaponCanvas;
    public GameObject NinjaCanvas;
    public GameObject EndCanvas;

    [System.NonSerialized]
    public int changingState = 1;

    private NinjaWeaponChange nWc; 
    void Awake()
    {
        nWc = GameObject.FindObjectOfType<NinjaWeaponChange>();
    }

    // Use this for initialization
    void Start()
    {
        mTrackableBehaviour = GetComponent<TrackableBehaviour>();
        if (mTrackableBehaviour)
        {
            mTrackableBehaviour.RegisterTrackableEventHandler(this);
        }

        virtualBtn = GameObject.Find("VirtualButton");
        virtualBtn.GetComponent<VirtualButtonBehaviour>().RegisterEventHandler(this);
        NinjaCanvas.GetComponent<Canvas>().enabled = false;
        EndCanvas.GetComponent<Canvas>().enabled = false;
    }

    //// Update is called once per frame
    //void Update () {

    //}

    public void OnTrackableStateChanged(TrackableBehaviour.Status previousStatus, TrackableBehaviour.Status newStatus)
    {
        if (newStatus == TrackableBehaviour.Status.DETECTED ||
newStatus == TrackableBehaviour.Status.TRACKED ||
newStatus == TrackableBehaviour.Status.EXTENDED_TRACKED)
        {
            weaponCanvas.GetComponent<Canvas>().enabled = false;
            NinjaCanvas.GetComponent<Canvas>().enabled = true;
            EndCanvas.GetComponent<Canvas>().enabled = false;

            Debug.Log(mTrackableBehaviour.TrackableName + "::::: NAME");
            int stateCorrection = changingState - 1;
            if (stateCorrection == 0) {
                stateCorrection = 2;
            } 
            if (stateCorrection == 1)
            {
                var LightSaberComponents = lightSaberWeapon.GetComponentsInChildren<Renderer>(true);
                foreach (var component in LightSaberComponents)
                    component.enabled = true;
                //var TurretComponents = turretWeapon.GetComponentsInChildren<Renderer>(true);
                //foreach (var component in TurretComponents)
                //    component.enabled = false;
                var KnifeComponents = KnifeWeapon.GetComponentsInChildren<Renderer>(true);
                foreach (var component in KnifeComponents)
                    component.enabled = false;
            }
            else if (stateCorrection == 2) {
                var LightSaberComponents = lightSaberWeapon.GetComponentsInChildren<Renderer>(true);
                foreach (var component in LightSaberComponents)
                    component.enabled = false;
                //var TurretComponents = turretWeapon.GetComponentsInChildren<Renderer>(true);
                //foreach (var component in TurretComponents)
                //component.enabled = true;
                var KnifeComponents = KnifeWeapon.GetComponentsInChildren<Renderer>(true);
                foreach (var component in KnifeComponents)
                    component.enabled = true;
            }
            //else if (changingState == 3)
            //{
            //    var LightSaberComponents = lightSaberWeapon.GetComponentsInChildren<Renderer>(true);
            //    foreach (var component in LightSaberComponents)
            //        component.enabled = false;
            //    //var TurretComponents = turretWeapon.GetComponentsInChildren<Renderer>(true);
            //    //foreach (var component in TurretComponents)
            //        //component.enabled = false;
            //    KnifeWeaponRender.enabled = true;
            //}

            var rendererComponents = virtualBtn.GetComponentsInChildren<Renderer>(true);
            foreach (var component in rendererComponents)
                component.enabled = true;
        }
        else
        {
            //OnTrackingLost();
        }
    }

    protected virtual void OnTrackingLost()
    {
        var rendererComponents = GetComponentsInChildren<Renderer>(true);
        var colliderComponents = GetComponentsInChildren<Collider>(true);
        var canvasComponents = GetComponentsInChildren<Canvas>(true);

        // Disable rendering:
        foreach (var component in rendererComponents)
            component.enabled = false;

        // Disable colliders:
        foreach (var component in colliderComponents)
            component.enabled = false;

        // Disable canvas':
        foreach (var component in canvasComponents)
            component.enabled = false;
    }

    public void OnButtonPressed(VirtualButtonBehaviour vb)
    {
        Debug.Log("Btn_Pressed");
        //pass State to ninja display
        nWc.chgState = changingState;

        if (changingState == 1)
        {
            var LightSaberComponents = lightSaberWeapon.GetComponentsInChildren<Renderer>(true);
            foreach (var component in LightSaberComponents)
                component.enabled = true;
            //var TurretComponents = turretWeapon.GetComponentsInChildren<Renderer>(true);
            //foreach (var component in TurretComponents)
            //    component.enabled = false;
            var KnifeComponents = KnifeWeapon.GetComponentsInChildren<Renderer>(true);
            foreach (var component in KnifeComponents)
                component.enabled = false;
        }
        else if (changingState == 2)
        {
            var LightSaberComponents = lightSaberWeapon.GetComponentsInChildren<Renderer>(true);
            foreach (var component in LightSaberComponents)
                component.enabled = false;
            //var TurretComponents = turretWeapon.GetComponentsInChildren<Renderer>(true);
            //foreach (var component in TurretComponents)
            //    component.enabled = true;
            var KnifeComponents = KnifeWeapon.GetComponentsInChildren<Renderer>(true);
            foreach (var component in KnifeComponents)
                component.enabled = true;
        }
        //else if (changingState == 3)
        //{
        //    var LightSaberComponents = lightSaberWeapon.GetComponentsInChildren<Renderer>(true);
        //    foreach (var component in LightSaberComponents)
        //        component.enabled = false;
        //    //var TurretComponents = turretWeapon.GetComponentsInChildren<Renderer>(true);
        //    //foreach (var component in TurretComponents)
        //    //    component.enabled = false;
        //    KnifeWeaponRender.enabled = true;
        //}

        //change restart loop
        if (changingState == 2)
        {
            changingState = 1;
            return;
        }

        changingState++;
    }

    public void OnButtonReleased(VirtualButtonBehaviour vb)
    {
        Debug.Log("Btn_Released");
    }
}