/// <summary>
        /// 编辑名片
        /// </summary>
        public virtual async Task UpdateBusinessCardAsync(BusinessCardEditDto input)
        {
            //TODO:更新前的逻辑判断,是否允许更新

            var entity = await _businessCardRepository.GetAsync(input.Id.Value);

            input.MapTo(entity);

            await _businessCardRepository.UpdateAsync(entity);
        }
        /// <summary>
        /// 新增名片
        /// </summary>
        public virtual async Task <BusinessCardEditDto> CreateBusinessCardAsync(BusinessCardEditDto input)
        {
            //TODO:新增前的逻辑判断,是否允许新增

            var entity = input.MapTo <BusinessCard>();

            entity = await _businessCardRepository.InsertAsync(entity);

            return(entity.MapTo <BusinessCardEditDto>());
        }
        public async Task <BusinessCardEditDto> GetBusinessCardByUserIdAsync(long userId)
        {
            BusinessCardEditDto businessCardEditDto = new BusinessCardEditDto();

            ;

            if (userId > 0)
            {
                var entity = await _businessCardRepository.FirstOrDefaultAsync(b => b.UserId == userId);

                businessCardEditDto = entity.MapTo <BusinessCardEditDto>();
            }
            else
            {
                businessCardEditDto = new BusinessCardEditDto();
            }

            return(businessCardEditDto);
        }
        /// <summary>
        /// 通过Id获取名片信息进行编辑或修改
        /// </summary>
        public async Task <GetBusinessCardForEditOutput> GetBusinessCardForEditAsync(NullableIdDto <int> input)
        {
            var output = new GetBusinessCardForEditOutput();

            BusinessCardEditDto businessCardEditDto;

            if (input.Id.HasValue)
            {
                var entity = await _businessCardRepository.GetAsync(input.Id.Value);

                businessCardEditDto = entity.MapTo <BusinessCardEditDto>();
            }
            else
            {
                businessCardEditDto = new BusinessCardEditDto();
            }

            output.BusinessCard = businessCardEditDto;
            return(output);
        }