using System.Text.Json;
using Lagrange.Core.Common;
using RoBot.Start.ConstValue;

namespace RoBot.Start.Device
{
    public class DeviceConfig
    {
        /// <summary>
        /// 获取设备信息
        /// </summary>
        /// <returns></returns>
        public static async Task<BotDeviceInfo> GetDeviceInfo()
        {
            return File.Exists(Consts.DeviceConfig)
                         ? JsonSerializer.Deserialize<BotDeviceInfo>(await File.ReadAllTextAsync(Consts.DeviceConfig))
                         ?? GenerateNewDeviceInfo()
                         : GenerateNewDeviceInfo();
        }

        /// <summary>
        /// 生成新的设备信息
        /// </summary>
        /// <returns></returns>
        private static BotDeviceInfo GenerateNewDeviceInfo()
        {
            var random = new Random();
            return new()
            {
                Guid = Guid.NewGuid(),
                MacAddress = [
                    (byte)random.Next(0, 255),
            (byte)random.Next(0, 255),
            (byte)random.Next(0, 255),
            (byte)random.Next(0, 255),
            (byte)random.Next(0, 255),
            (byte)random.Next(0, 255),
        ],
                DeviceName = $"My ubuntu PC",
                SystemKernel = "Ubuntu 22.04.5 LTS",
                KernelVersion = "5.15.0-113-generic"
            };
        }
    }
}