Shogi/Gameboard.ShogiUI.Sockets/Repositories/RepositoryManagers/GameboardRepositoryManager.cs

using Gameboard.Shogi.Api.ServiceModels.Messages;
using System;
using System.Threading.Tasks;
using Websockets.Repositories;

namespace AspShogiSockets.Repositories.RepositoryManagers
{
  public interface IGameboardRepositoryManager
  {
    Task<string> CreateGuestUser();
  }

  public class GameboardRepositoryManager : IGameboardRepositoryManager
  {
    private readonly IGameboardRepository repository;
    private const int MaxTries = 3;

    public GameboardRepositoryManager(IGameboardRepository repository)
    {
      this.repository = repository;
    }

    public async Task<string> CreateGuestUser()
    {
      var count = 0;
      while (count < MaxTries)
      {
        count++;
        var clientId = $"Guest-{Guid.NewGuid()}";
        var request = new PostPlayer
        {
          PlayerName = clientId
        };
        var response = await repository.PostPlayer(request);
        if (response.IsSuccessStatusCode)
        {
          return clientId;
        }
      }
      throw new OperationCanceledException($"Failed to create guest user after {MaxTries} tries.");
    }
  }
}