chip-gameV3/Assets/Scripts/PrizeSystem/PrizeSerializer.cs

using Newtonsoft.Json;
using Newtonsoft.Json.Converters;
using System.Collections.Generic;
using System.IO;
using UnityEngine;


namespace PrizeSystem
{
    public static class PrizeSerializer
    {
        private static readonly JsonSerializerSettings Settings = new JsonSerializerSettings
        {
            Formatting = Formatting.Indented,
            NullValueHandling = NullValueHandling.Ignore,
            Converters = new List<JsonConverter>
            {
                new StringEnumConverter(), // Для красивой сериализации enum'ов
                new PrizeConverter()
            }
        };

        private static string FILE_PATH => Path.Combine(Application.persistentDataPath, "Prizes.json");

        private static PrizeContainer DefaultPrizeContainer;

        public static void Initialize(PrizeContainer defaultPrizeContainer) 
            => DefaultPrizeContainer = defaultPrizeContainer;

        public static void SaveToFile()
        {
            var container = PrizeSystemManager.PrizeContainer;
            var json = SerializeContainer(container);
            File.WriteAllText(FILE_PATH, json);
        }

        public static PrizeContainer LoadFromFile()
        {
            PrizeContainer container;
            if (!File.Exists(FILE_PATH))
            {
                container = DefaultPrizeContainer;
            }
            else
            {
                var json = File.ReadAllText(FILE_PATH);
                container = DeserializeContainer(json);
            }

            return container;
        }

        private static string SerializeContainer(PrizeContainer container) 
            => JsonConvert.SerializeObject(container, Settings);

        private static PrizeContainer DeserializeContainer(string json) 
            => JsonConvert.DeserializeObject<PrizeContainer>(json, Settings);
    }
}