using System.IO;
using UnityEditor;
using UnityEngine;

public static class SaveDataMenu
{
	private const string MENU = "Tools/Run Rich 3D/Delete Save";

	[MenuItem(MENU)]
	public static void DeleteSave()
	{
		var deleted = 0;
		foreach (var path in SavePaths())
		{
			if (!File.Exists(path))
			{
				continue;
			}
			File.Delete(path);
			Debug.Log("Deleted " + path);
			deleted++;
		}
		PlayerPrefs.DeleteAll();
		PlayerPrefs.Save();
		Debug.Log(deleted > 0
			? "Save cleared. Next play starts at level 1."
			: "No save file found; PlayerPrefs cleared anyway. Next play starts at level 1.");
	}

	private static string[] SavePaths()
	{
		var controller = Object.FindObjectOfType<SavedDataController>();
		var field = typeof(OHM.UnityToolkit.SavedDataController<SavedData>)
			.GetField("_dataPath", System.Reflection.BindingFlags.Instance
				| System.Reflection.BindingFlags.NonPublic);
		var name = controller != null && field != null ? field.GetValue(controller) as string : null;

		if (string.IsNullOrEmpty(name))
		{
			return Directory.Exists(Application.persistentDataPath)
				? Directory.GetFiles(Application.persistentDataPath, "*.json")
				: new string[0];
		}
		return new[] { Path.Combine(Application.persistentDataPath, name) };
	}
}