Shogi/Gameboard.ShogiUI.Sockets/Managers/ClientActionHandlers/JoinGameHandler.cs

using Gameboard.ShogiUI.Sockets.ServiceModels.Socket.Messages;
using Gameboard.ShogiUI.Sockets.ServiceModels.Socket.Types;
using System.Threading.Tasks;

namespace Gameboard.ShogiUI.Sockets.Managers.ClientActionHandlers
{
  public interface IJoinGameHandler
  {
    Task Handle(JoinGameRequest request, string userName);
  }
  public class JoinGameHandler : IJoinGameHandler
  {
    private readonly IGameboardManager gameboardManager;
    private readonly ISocketConnectionManager connectionManager;
    public JoinGameHandler(
      ISocketConnectionManager communicationManager,
      IGameboardManager gameboardManager)
    {
      this.gameboardManager = gameboardManager;
      this.connectionManager = communicationManager;
    }

    public async Task Handle(JoinGameRequest request, string userName)
    {
      var joinSucceeded = await gameboardManager.AssignPlayer2ToSession(request.GameName, userName);

      var response = new JoinGameResponse(ClientAction.JoinGame)
      {
        PlayerName = userName,
        GameName = request.GameName
      };
      if (joinSucceeded)
      {
        await connectionManager.BroadcastToAll(response);
      }
      else
      {
        response.Error = "Game is full or does not exist.";
        await connectionManager.BroadcastToPlayers(response, userName);
      }
    }
  }
}