SpineCleanerAsset.cs

using System;
using System.Collections.Generic;
using System.IO;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Sirenix.OdinInspector;
using UnityEngine;
#if UNITY_EDITOR
using UnityEditor;
#endif

[Serializable]
public class SpineCleanerAnimation
{
	public string animationName;
	public string slotName;
}

[CreateAssetMenu]
public class SpineCleanerAsset : ScriptableObject
{
	[SerializeField] private TextAsset jsonFile;
	[SerializeField] private List<SpineCleanerAnimation> animationsToClean = new List<SpineCleanerAnimation>();

	#if UNITY_EDITOR
	[Button]
	public void Clean()
	{
		JObject skeletonData = JObject.Parse(jsonFile.text);
		foreach (var animationToClean in animationsToClean)
		{
			var slotToken = skeletonData.SelectToken(string.Format("animations.{0}.{1}.{2}", animationToClean.animationName, "slots", animationToClean.slotName));
			if (slotToken == null)
			{
				Debug.Log(string.Format("There is no slot {0} in animation {1}", animationToClean.slotName, animationToClean.animationName));
				continue;
			}
			
			Debug.Log(string.Format("Removing keys for slot {0} from animation {1}", animationToClean.slotName, animationToClean.animationName));
			skeletonData.SelectToken(string.Format("animations.{0}.{1}.{2}", animationToClean.animationName, "slots", animationToClean.slotName)).Parent.Remove();
		}

		var newJson = JsonConvert.SerializeObject(skeletonData);
		var path = Path.Combine(Application.dataPath, AssetDatabase.GetAssetPath(jsonFile).Substring(7));
		StreamWriter writer = new StreamWriter(path, false);
		writer.Write(newJson);
		writer.Close();
		AssetDatabase.ImportAsset(AssetDatabase.GetAssetPath(jsonFile));
	}
	#endif
}