using AspShogiSockets.Extensions;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using System.Linq;
using System.Net.WebSockets;
using System.Threading.Tasks;
using Websockets.Repositories;
using Websockets.ServiceModels.Messages;
using Websockets.ServiceModels.Types;

namespace Websockets.Managers.ClientActionHandlers
{
  public class ListGamesHandler : IActionHandler
  {
    private readonly ILogger<ListGamesHandler> logger;
    private readonly IGameboardRepository repository;

    public ListGamesHandler(
      ILogger<ListGamesHandler> logger,
      IGameboardRepository repository)
    {
      this.logger = logger;
      this.repository = repository;
    }

    public async Task Handle(WebSocket socket, string json, string userName)
    {
      logger.LogInformation("Socket Request \n{0}\n", new[] { json });
      var request = JsonConvert.DeserializeObject<ListGamesRequest>(json);
      var getGamesResponse = string.IsNullOrWhiteSpace(userName)
        ? await repository.GetGames()
        : await repository.GetGames(userName);

      var games = getGamesResponse.Games
          .OrderBy(g => g.Players.Contains(userName))
          .Select(g => new Game
          {
            GameName = g.GameName,
            Players = g.Players
          });
      var response = new ListGamesResponse(ClientAction.ListGames)
      {
        Games = games ?? new Game[0]
      };

      var serialized = JsonConvert.SerializeObject(response);
      logger.LogInformation("Socket Response \n{0}\n", new[] { serialized });
      await socket.SendTextAsync(serialized);
    }
  }
}