using System;
using System.IO;
using Newtonsoft.Json;
using UnityEngine;

namespace Needle.Engine
{
	public class NeedlePackageConfig
	{
		public const string NAME = "package.needle.json";

		public UnityConfig unity;

		[Serializable]
		public struct UnityConfig
		{
		}

		public static bool Exists(string dir)
		{
			if (dir.EndsWith(NAME)) return File.Exists(dir);
			return File.Exists(dir + "/" + NAME);
		}

		public static void Create(string dir)
		{
			var path = dir + "/" + NAME;
			var content = JsonConvert.SerializeObject(new NeedlePackageConfig(), Formatting.Indented);
			File.WriteAllText(path, content);
		}

		public static bool TryRead(string dir, out NeedlePackageConfig config)
		{
			config = null;
			var filepath = dir.EndsWith(NAME) ? dir : dir + "/" + NAME;
			if (!File.Exists(filepath)) return false;
			try
			{
				config = JsonConvert.DeserializeObject<NeedlePackageConfig>(File.ReadAllText(filepath));
				return true;
			}
			catch (Exception err)
			{
				Debug.LogException(err);
				return false;
			}
		}
	}
}