using System;
using System.Collections;
using System.Collections.Generic;
using Dreamteck.Splines;
using Ichni.RhythmGame.Beatmap;
using Lean.Pool;
using UnityEngine;

namespace Ichni.RhythmGame
{
    public partial class TrackHeadPoint : GameElement, IHaveTimeDurationSubmodule
    {
        public Track track;
        public TrackTimeSubmoduleMovable trackTimeSubmoduleMovable;
        public SplinePositioner trackPositioner;

        public TimeDurationSubmodule timeDurationSubmodule { get; set; }

        public static TrackHeadPoint GenerateElement(string elementName, Guid id, List<string> tags,
            bool isFirstGenerated, Track track)
        {
            TrackHeadPoint head = Instantiate(EditorManager.instance.basePrefabs.emptyObject, track.transform)
                .AddComponent<TrackHeadPoint>();

            head.Initialize(elementName, id, tags, isFirstGenerated, track);
            head.track = track;
            head.trackPositioner = head.gameObject.AddComponent<SplinePositioner>();
            head.trackPositioner.spline = track.trackPathSubmodule.path;
            head.trackTimeSubmoduleMovable = track.trackTimeSubmodule as TrackTimeSubmoduleMovable;
            return head;
        }

        protected override void SetDefaultSubmodules()
        {
            timeDurationSubmodule = new TimeDurationSubmodule(this);
            submoduleList.Add(timeDurationSubmodule);
        }

        public void Update()
        {
            if (track.timeDurationSubmodule.CheckTimeInDuration(EditorManager.instance.songModule.songTime))
            {
                trackPositioner.SetPercent(trackTimeSubmoduleMovable.headPercent);
            }
        }
    }

    public partial class TrackHeadPoint
    {
        public override void SaveBM()
        {
            matchedBM = new TrackHeadPoint_BM(elementName, elementGuid, tags, parentElement.matchedBM as GameElement_BM);
        }
    }

    namespace Beatmap
    {
        public class TrackHeadPoint_BM : GameElement_BM
        {
            public TrackHeadPoint_BM()
            {

            }

            public TrackHeadPoint_BM(string elementName, Guid elementGuid, List<string> tags,
                GameElement_BM attachedElement)
                : base(elementName, elementGuid, tags, attachedElement)
            {
            }

            public override void ExecuteBM()
            {
                matchedElement = TrackHeadPoint.GenerateElement(elementName, elementGuid, tags, false,
                    GetElement(attachedElementGuid) as Track);
            }

            public override GameElement DuplicateBM(GameElement parent)
            {
                return TrackHeadPoint.GenerateElement(elementName, elementGuid, tags, false, parent as Track);
            }
        }
    }
}