using System.IO;
using Newtonsoft.Json;
using UnityEditor;

namespace TriflesGames.SDKManagement.Editor.Configuration
{
    [InitializeOnLoad]
    public static class SDKManagerConfigContainer
    {
        private static SDKManagerConfig __instance;
        public static SDKManagerConfig Instance => __instance;

        static SDKManagerConfigContainer()
        {
            if (File.Exists(Info.CONFIG_FILE))
            {
                using (var str = new StreamReader(Info.CONFIG_FILE))
                {
                    var json = str.ReadToEnd().Trim();
                    __instance = JsonConvert.DeserializeObject<SDKManagerConfig>(json);
                }
            }
            else
            {
                SaveConfig(new SDKManagerConfig());
            }
        }

        public static void SaveConfig(SDKManagerConfig config)
        {
            var dir = Path.GetDirectoryName(Info.CONFIG_FILE);

            if (!Directory.Exists(dir))
                Directory.CreateDirectory(dir);

            using (var stw = new StreamWriter(Info.CONFIG_FILE))
            {
                var json = JsonConvert.SerializeObject(config);
                stw.WriteLine(json);
            }

            __instance = new SDKManagerConfig(config);
        }
    }
}