using System;
using System.Collections;
using System.Collections.Generic;
using Ichni.RhythmGame.Beatmap;
using UnityEngine;

namespace Ichni.RhythmGame
{
    public partial class Trail : GameElement, IHaveTransformSubmodule
    {
        public TrailRenderer trailRenderer;
        public Material renderMaterial;

        public float visibleTimeLength;

        public TransformSubmodule transformSubmodule { get; set; }

        public static Trail GenerateElement(string name, Guid id, List<string> tags, bool isFirstGenerated,
            GameElement parentElement, float visibleTimeLength, Material material = null)
        {
            Trail trail = Instantiate(EditorManager.instance.basePrefabs.trail).GetComponent<Trail>();
            trail.trailRenderer = trail.GetComponent<TrailRenderer>();

            trail.Initialize(name, id, tags, isFirstGenerated, parentElement);
            trail.renderMaterial =
                material == null ? EditorManager.instance.basePrefabs.defaultTrailMaterial : material;
            trail.trailRenderer.material = trail.renderMaterial;
            trail.visibleTimeLength = visibleTimeLength;

            return trail;
        }

        protected override void SetDefaultSubmodules()
        {
            transformSubmodule = new TransformSubmodule(this);
            submoduleList.Add(transformSubmodule);
        }
    }

    public partial class Trail
    {
        public override void SaveBM()
        {
            matchedBM = new Trail_BM(elementName, elementGuid, tags, parentElement.matchedBM as GameElement_BM,
                visibleTimeLength, renderMaterial);
        }
    }

    public partial class Trail
    {
        public static void SetAllTrails(bool emitting, bool willClear)
        {
            foreach (GameElement x in EditorManager.instance.beatmapContainer.gameElementList)
            {
                if (x is Trail t)
                {
                    t.trailRenderer.emitting = emitting;
                    if(willClear) t.trailRenderer.Clear();
                }
            }
        }
    }

    namespace Beatmap
    {
        public class Trail_BM : GameElement_BM
        {
            public float visibleTimeLength;
            public string renderMaterialName;

            public Trail_BM()
            {

            }

            public Trail_BM(string elementName, Guid elementGuid, List<string> tags, GameElement_BM attachedElement,
                float visibleTimeLength, Material renderMaterial) : base(elementName, elementGuid, tags,
                attachedElement)
            {
                this.visibleTimeLength = visibleTimeLength;
                this.renderMaterialName = renderMaterial.name;
            }

            public override void ExecuteBM()
            {
                matchedElement = Trail.GenerateElement(elementName, elementGuid, tags,
                    false, GetElement(attachedElementGuid),
                    visibleTimeLength); //TODO: Implement Material
            }

            public override GameElement DuplicateBM(GameElement parent)
            {
                return Trail.GenerateElement(elementName, elementGuid, tags,
                    false, parent, visibleTimeLength); //TODO: Implement Material
            }
        }
    }
}