using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using SHADE;

namespace SHADE_Scripting.UI
{
    public class MinusTimerText: Script
    {
        public float duration = 0.5f;


        private Vector3 startPos;

        [NonSerialized]
        TweenThread thread;

        protected override void awake()
        {
            Transform transform = GetComponent<Transform>();
            if(transform)
            {
                startPos = transform.LocalPosition;
            }


        }

        protected override void start()
        {
            thread = TweenManager.CreateTweenThread(duration, 1.0f, 0.0f, EASING_METHOD.LINEAR);
            thread.SetResetOnInactive(GameObject);
        }


        protected override void update()
        {
            if(thread != null)
            {
                TextRenderable text = GetComponent<TextRenderable>();
                if (text)
                {
                    Color temp = text.TextColor;
                    temp.a = thread.GetValue();
                    text.TextColor = temp;
                }
                if(thread.IsCompleted())
                {
                    GameObject.SetActive(false);
                }
            }

            Transform transform = GetComponent<Transform>();
            if(transform)
            {
                Vector3 temp = transform.LocalPosition;
                temp.y -= (float)Time.DeltaTime;
                transform.LocalPosition = temp;
            }

        }

        public void Reset()
        {
            GameObject.SetActive(true);
            thread.Reset();
            Transform transform = GetComponent<Transform>();
            if (transform)
            {
                transform.LocalPosition = startPos;
            }
        }


    }
}