using UnityEngine;

namespace Ichni.RhythmGame.ThemeBundles.DepartureToMultiverse
{
    public class DTMNoteGenerateExtend : NoteGenerateEffect
    {
        #region [效果属性与状态] Effect Fields & States
        private Hold hold;
        private DTMNoteVisualHold noteVisualHold;
        public float targetStartPercent, targetEndPercent;
        public float startPercent, endPercent;
        #endregion
        
        #region [初始化] Initialization
        public DTMNoteGenerateExtend(NoteVisualBase noteVisual, float generateTime, float effectTime)
        {
            this.note = noteVisual.note;
            this.hold = note as Hold;
            this.noteVisual = noteVisual;
            this.noteVisualHold = noteVisual as DTMNoteVisualHold;
            this.generateTime = generateTime;
            this.effectTime = effectTime;
        }
        #endregion

        #region [效果核心逻辑] Core Effect Logic
        private void UpdateHold()
        {
            hold.trackPositioner.SetPercent(startPercent);
            noteVisualHold.meshGenerator.SetClipRange(startPercent, endPercent);
            //noteVisualHold.extrude.Range = new Vector2(startPercent, endPercent);
            noteVisualHold.headPoint.SetPercent(startPercent);
            noteVisualHold.tailPoint.SetPercent(endPercent);
        }
        
        public override void Recover()
        {
            noteVisualHold.noteMain.SetActive(false);
        }

        public override void PreExecute()
        {
            TrackTimeSubmoduleMovable trackTimeSubmoduleMovable = hold.track.trackTimeSubmodule as TrackTimeSubmoduleMovable;
            targetStartPercent = trackTimeSubmoduleMovable.GetTrackPercent(hold.exactJudgeTime);
            targetEndPercent = trackTimeSubmoduleMovable.GetTrackPercent(hold.holdEndTime);
            startPercent = targetStartPercent;
            endPercent = targetStartPercent;
            noteVisual.noteMain.SetActive(true);
        }
        
        public override void Execute()
        {
            float e = AnimationCurveEvaluator.Evaluate(AnimationCurveType.OutQuad, effectProgressPercent);
            startPercent = targetStartPercent;
            endPercent = Mathf.Lerp(targetStartPercent, targetEndPercent, e);
            UpdateHold();
        }

        public override void Adjust()
        {
            startPercent = targetStartPercent;
            endPercent = targetEndPercent;
            UpdateHold();
        }
        #endregion
    }

}