using System.Text.Encodings.Web;
using System.Text.Json;
using System.Text.Unicode;

namespace MegghysAPI
{
    public class Config
    {
        public static readonly JsonSerializerOptions DefaultSerializerOptions = new()
        {
            WriteIndented = true,
            Encoder = JavaScriptEncoder.Create(UnicodeRanges.All),
        };
        private static Config _oldInstance = new();
        private static Config? _instance;
        public static Config Instance { get { _instance ??= Load(); return _instance; } }
        public static string ConfigPath => Path.Combine(Datas.DataPath, "Config.json");
        static bool _first = true;
        public static Config Load()
        {
            if (File.Exists(ConfigPath))
            {
                try
                {
                    var config = Newtonsoft.Json.JsonConvert.DeserializeObject<Config>(File.ReadAllText(ConfigPath))!;
                    _oldInstance = config;
                    if (_first)
                        config.Save();
                    return _oldInstance;
                }
                catch
                {
                    Console.WriteLine($"配置文件读取失败");
                    return _oldInstance!;
                }
            }
            else
            {
                var config = new Config();
                config.Save();
                return config;
            }
        }
        public static void Reload()
        {
            _oldInstance = _instance;
            _instance = null;
        }
        public void Save()
        {
            if (!Directory.Exists(Datas.DataPath))
                Directory.CreateDirectory(Datas.DataPath);
            File.WriteAllText(ConfigPath, JsonSerializer.Serialize(this, DefaultSerializerOptions));
        }


        public bool LogDanmakuError { get; set; } = false;
        public string ListenHost { get; set; } = "*";
        public int ListenPort { get; set; } = 4050;
        public string DBConnectString { get; set; } = $"Host=localhost;Port=5432;Username=postgres;Password=!Hzy05152484; Database=MegghysAPI;";
        public string MinIOEndpoint { get; set; } = "ddns.megghy.site:9000";
        public string MinIOAccessKey { get; set; } = "RBzbElm21lf7sy7wK7wG";
        public string MinIOSecretKey { get; set; } = "Nko5azOSUiYgOUeLsj8hLxGz4cKC8XOcH0VS7lWq";
        public string MinIORegion { get; set; } = "cn-main";
        public string MinIOBucket { get; set; } = "general";
        
        // DNS解析配置
        public string DnsResolverAccountId { get; set; } = "720341";
        public string DnsResolverAkId { get; set; } = "720341_30798028364391424";
        public string DnsResolverAkSecret { get; set; } = "0739b7584ab54c1b9585f10594af0cd0";
        public string DnsResolverEndpoint { get; set; } = "https://223.5.5.5/resolve";
    }
}