public async Task <Unit> Handle(ShowMyHistoryQuestCommand command, CancellationToken cancellationToken)
{
var playerId = command.PlayerId;
var playerQuests = await _playerQuestDomainService.GetPlayerQuests(playerId);
var ids = playerQuests.Where(x => x.CompleteTimes > 0).Select(x => x.QuestId).ToList();
var questQuery = await _questDomainService.GetAll();
var quests = questQuery.Where(x => ids.Contains(x.Id));
await _mudProvider.ShowHistoryQuests(playerId, _mapper.Map <List <QuestModel> >(quests));
return(Unit.Value);
}