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

namespace SHADE_Scripting.UI
{
    public class MultiplierTextFx : Script
    {
        [NonSerialized]
        private TweenThread sizeThread;
        private TweenThread sizeInvertThread;
        private TweenThread alphaThread;


        public float maxSize = 1.0f;
        public float minSize = 0.3f;
        public float minAlpha = 0.3f;


        private bool showMultiplier = false;
        const float sizeUpDuration = 0.1f;

        [NonSerialized]
        private Vector3 defaultScale;

        protected override void start()
        {
            sizeThread = TweenManager.CreateTweenThread(0.0f, maxSize, minSize, EASING_METHOD.EASE_IN_SINE);
            sizeInvertThread = TweenManager.CreateTweenThread(sizeUpDuration, minSize, maxSize, EASING_METHOD.EASE_IN_SINE);
            alphaThread = TweenManager.CreateTweenThread(0.0f, 1.0f, minAlpha, EASING_METHOD.EASE_OUT_SINE);
            Transform transform = GetComponent<Transform>();
            if (transform != null)
            {
                defaultScale = transform.LocalScale;
                transform.LocalScale = Vector3.Zero;
            }
                

            showMultiplier = false;
            
        }

        protected override void update()
        {
            Transform transform = GetComponent<Transform>();
            

            if (transform != null && showMultiplier == true)
            {
                if(!sizeInvertThread.IsCompleted())
                {
                    transform.LocalScale = defaultScale * sizeInvertThread.GetValue();

                    Renderable rend = GetComponentInChildren<Renderable>();
                    if(rend)
                    {
                        rend.Material.SetProperty<float>("data.alpha", 1.0f);
                    }

                    TextRenderable text = GetComponent<TextRenderable>();
                    if (text)
                    {
                        Color clr = text.TextColor;
                        text.TextColor = new Color(clr.r, clr.g, clr.b, 1.0f);
                    }
                    return;
                }

                if(sizeThread.IsCompleted())
                {
                    transform.LocalScale = Vector3.Zero;
                    showMultiplier = false;
                }
                else
                {
                    transform.LocalScale = defaultScale * sizeThread.GetValue();

                    Renderable rend = GetComponentInChildren<Renderable>();
                    if (rend)
                    {
                        rend.Material.SetProperty<float>("data.alpha", alphaThread.GetValue());
                    }
                    TextRenderable text = GetComponent<TextRenderable>();
                    if(text)
                    {
                        Color clr = text.TextColor;
                        text.TextColor = new Color(clr.r,clr.g,clr.b,alphaThread.GetValue() * 1.3f);
                    }
                }
            }
        }


        public void ShowMultiplier(int multiplier, float duration)
        {
            GetComponent<TextRenderable>().Text = $"X {multiplier}";
            sizeThread.duration = duration + sizeUpDuration;
            alphaThread.duration = duration + sizeUpDuration;

            sizeInvertThread.Reset();
            sizeThread.Reset();
            alphaThread.Reset();
            showMultiplier = true;

        }


    }
}