using Spine;
using Spine.Unity;
using Spine.Unity.AttachmentTools;
using System.Collections;
using UnityEngine;

public class WpTest : MonoBehaviour
{
    #region Universal
    [Header("Universal")]
    public bool rePack = false;
    public TextureFormat txFormat = TextureFormat.RGBA32;
    public string skinName = "base";
    public string slotName = "gun";
    public string attachmentName = "gun";

    public Material matBase;
    public Sprite sprWeapon;

    private Skeleton skeleton;

    private Texture2D tx2dRunAtlas;
    private Material matRunAtlas;
    private Skin skinCustom;
    private Skin skinRepack;
    #endregion Universal


    #region Skeleton Animation
    [Header("Skeleton Animation")]
    public bool useSkeletonAnimation = false;
    public SkeletonAnimation skAnim;

    private MeshRenderer mrendAnim;
    #endregion Skeleton Animation


    #region Skeleton Graphic
    [Header("Skeleton Graphic")]
    public bool useSkeletonGraphic = false;
    public SkeletonGraphic skGraphic;
    #endregion Skeleton Graphic


    // Start is called before the first frame update
    private IEnumerator Start()
    {
        if (skAnim != null)
        {
            skeleton = skAnim.Skeleton;
            mrendAnim = skAnim.GetComponent<MeshRenderer>();
        }

        if (skGraphic != null)
        {
            skeleton = skGraphic.Skeleton;
        }
        yield return null;

        yield return new WaitForSeconds(3f);
        ChangeWeapon();
    }

    private void ChangeWeapon()
    {
        // ½ºÄÌ·¹Åæ ¾Ö´Ï¸ÞÀÌ¼Ç ¹«±â º¯°æ.
        if (useSkeletonAnimation)
        {
            skinCustom = skinCustom ?? new Skin("customskin");
            //if (skinCustom == null)
            //    skinCustom = new Skin("customskin");
            //else
            //    skinCustom.Clear();
            Skin skintemp = skeleton.Data.FindSkin(skinName);

            int islotindexwp = skeleton.Data.FindSlot(slotName).Index;
            Attachment atchtemp = skintemp.GetAttachment(islotindexwp, attachmentName);
            Attachment atchwp = atchtemp.GetRemappedClone(sprWeapon, matBase, pivotShiftsMeshUVCoords: false);
            if (atchwp != null)
                skinCustom.SetAttachment(islotindexwp, attachmentName, atchwp);

            if (rePack)
            {
                skinRepack = new Skin("repackskin");
                skinRepack.AddSkin(skeleton.Data.DefaultSkin);
                skinRepack.AddSkin(skinCustom);

                if (matRunAtlas)
                    Destroy(matRunAtlas);
                if (tx2dRunAtlas)
                    Destroy(tx2dRunAtlas);
                skinRepack = skinRepack.GetRepackedSkin("repackskin", matBase, out matRunAtlas, out tx2dRunAtlas, textureFormat: txFormat);

                skeleton.SetSkin(skinRepack);
            }
            else
            {
                skeleton.SetSkin(skinCustom);
            }

            skeleton.SetSlotsToSetupPose();
            skAnim.Update(0f);
        }

        // ½ºÄÌ·¹Åæ ±×·¡ÇÈ ¹«±â º¯°æ.
        if (useSkeletonGraphic)
        {
            skinCustom = skinCustom ?? new Skin("customskin");
            Skin skintemp = skeleton.Data.FindSkin(skinName);

            int islotindexwp = skeleton.Data.FindSlot(slotName).Index;
            Attachment atchtemp = skintemp.GetAttachment(islotindexwp, attachmentName);
            Attachment atchwp = atchtemp.GetRemappedClone(sprWeapon, matBase);
            if (atchwp != null)
                skinCustom.SetAttachment(islotindexwp, attachmentName, atchwp);

            if (rePack)
            {
                skinRepack = new Skin("repackskin");
                skinRepack.AddSkin(skeleton.Data.DefaultSkin);
                skinRepack.AddSkin(skinCustom);

                if (matRunAtlas)
                    Destroy(matRunAtlas);
                if (tx2dRunAtlas)
                    Destroy(tx2dRunAtlas);
                //skinRepack = skinRepack.GetRepackedSkin("repackskin", matBase, out matRunAtlas, out tx2dRunAtlas, maxAtlasSize: 2048, textureFormat: txFormat);
                skinRepack = skinRepack.GetRepackedSkin("repackskin", matBase, out matRunAtlas, out tx2dRunAtlas, textureFormat: txFormat);

                skeleton.SetSkin(skinRepack);
            }
            else
            {
                skeleton.SetSkin(skinCustom);
            }

            //skeleton.SetSlotsToSetupPose();
            skeleton.SetToSetupPose();
            skGraphic.Update(0f);
            skGraphic.OverrideTexture = tx2dRunAtlas;
        }
    }

}