RRAC/RecRoomArchive/Services/AccountService.cs

using RecRoomArchive.Models.API.Players;
using System.Security.Cryptography;
using System.Text.Json;

namespace RecRoomArchive.Services
{
    public class AccountService
    {
        public static ulong? AccountId { get; private set; }

        public bool AccountExists()
        {
            return File.Exists("data/profile.json");
        }

        public bool CreateAccount(string? username = null)
        {
            if (string.IsNullOrEmpty(username))
            {
                username = GetRandomUsername();
            }

            Console.WriteLine($"Creating account for {username}");

            var profile = new BaseProfile
            {
                Id = (ulong)RandomNumberGenerator.GetInt32(1000, 9999999),
                Username = username,
                DisplayName = username
            };

            File.WriteAllText("data/profile.json", JsonSerializer.Serialize(profile));
            return File.Exists("data/profile.json");
        }

        public BaseProfile? GetSelfAccount()
        {
            return JsonSerializer.Deserialize<BaseProfile>(File.ReadAllText("data/profile.json"));
        }

        public ulong? GetSelfAccountId()
        {
            if (AccountId.HasValue)
                return AccountId;

            var profile = JsonSerializer.Deserialize<BaseProfile>(File.ReadAllText("data/profile.json"));
            if (profile == null)
                return null;

            AccountId = profile.Id;

            return AccountId;

        }

        private static string GetRandomUsername()
        {
            int randomFourDigits = RandomNumberGenerator.GetInt32(1000, 9999);
            return $"RRA-User_{randomFourDigits}";
        }
    }
}