WebAPISignalRChat/Backend/Diligent.WebAPI.Host/Mediator/Request/Handlers/RejectCustomerRequestHandler.cs

using Diligent.WebAPI.Business.Services;
using Diligent.WebAPI.Host.Mediator.Request.Commands;
using MediatR;

namespace Diligent.WebAPI.Host.Mediator.Request.Handlers
{
    public class RejectCustomerRequestHandler : IRequestHandler<RejectCustomerRequestCommand, string?>
    {
        private readonly RequestService _requestService;

        public RejectCustomerRequestHandler(RequestService requestService)
        {
            _requestService = requestService;
        }
        public async Task<string?> Handle(RejectCustomerRequestCommand request, CancellationToken cancellationToken)
        {
            var result = await _requestService.RemoveRequestAsync(request.CustomerId, request.RoomId);

            if(!result.IsSuccess)
                throw new BadHttpRequestException("customerId or roomId is invalid");

            return result.Id;
        }
    }
}