using Gameboard.ShogiUI.Sockets.Extensions;
using Gameboard.ShogiUI.Sockets.Models;
using Gameboard.ShogiUI.Sockets.Repositories;
using System;
using System.Security.Claims;
using System.Threading.Tasks;

namespace Gameboard.ShogiUI.Sockets.Managers
{
  public interface IGameboardManager
  {
    Task<bool> IsPlayer1(string sessionName, string playerName);
    Task<bool> AssignPlayer2ToSession(string sessionName, string userName);
    Task<User?> ReadUser(ClaimsPrincipal user);
  }

  public class GameboardManager : IGameboardManager
  {
    private readonly IGameboardRepository repository;

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

    public Task<User?> ReadUser(ClaimsPrincipal user)
    {
      var userId = user.UserId();
      if (user.IsGuest() && Guid.TryParse(userId, out var webSessionId))
      {
        return repository.ReadGuestUser(webSessionId);
      }
      else if (!string.IsNullOrEmpty(userId))
      {
        return repository.ReadUser(userId);
      }

      return Task.FromResult<User?>(null);
    }

    public async Task<bool> IsPlayer1(string sessionName, string playerName)
    {
      //var session = await repository.GetGame(sessionName);
      //return session?.Player1 == playerName;
      return true;
    }

    public async Task<string> CreateJoinCode(string sessionName, string playerName)
    {
      //var session = await repository.GetGame(sessionName);
      //if (playerName == session?.Player1)
      //{
      //  return await repository.PostJoinCode(sessionName, playerName);
      //}
      return string.Empty;
    }

    public async Task<bool> AssignPlayer2ToSession(string sessionName, string userName)
    {
      var isSuccess = false;
      var session = await repository.ReadSessionMetaData(sessionName);
      if (session != null && !session.IsPrivate && string.IsNullOrEmpty(session.Player2))
      {
        session.SetPlayer2(userName);
        if (await repository.UpdateSession(session))
        {
          isSuccess = true;
        }
      }
      return isSuccess;
    }
  }
}