public async Task <IEnumerable <BattleDto> > GetAllBattlesAsync()
 {
     return((await _battleRepository.GetAllBattles())
            .Select(x => new BattleDto()
     {
         Id = x.Id,
         Name = x.Name
     }));
 }
        public async Task <IActionResult> GetBattles()
        {
            IEnumerable <Battle> battles = await _battleRepository.GetAllBattles();

            return(Ok(battles));
        }