using Core.Blueprint.Service.External.Clients.SampleItemClient;
using Core.Blueprint.Service.UseCases.GetSampleItems.Ports;
using Core.Blueprint.Service.UseCases.GetSampleItems.Input;
using FluentValidation;
using Lib.Architecture.BuildingBlocks;

namespace Core.Blueprint.Service.UseCases.GetSampleItems
{
    public class GetSampleItemsHandler(IGetSampleItemsPort port, IValidator<GetSampleItemsRequest> validator, ISampleItemClientService clientService) : IComponentHandler<GetSampleItemsRequest>
    {
        private readonly IGetSampleItemsPort _port = port;
        private readonly IValidator<GetSampleItemsRequest> _validator = validator;
        private readonly ISampleItemClientService _clientService = clientService;

        public async ValueTask ExecuteAsync(GetSampleItemsRequest command, CancellationToken cancellationToken = default)
        {
            try
            {
                if (!command.IsValid(_validator))
                {
                    _port.ValidationErrors(command.Notifications);
                }

                var result = await _clientService.GetSampleItemsAsync();

                if (!result.Any())
                {
                    _port.NoContentSuccess();
                    return;
                }


                _port.Success(result.Where(item => item.StatusCode != 'D').ToList());
            }
            catch(Exception ex)
            {
                _port.BusinessError(ex.Message);
            }

        }
    }
}