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

namespace Core.Blueprint.Service.UseCases.CreateSampleImage
{
    public class CreateSampleItemHandler(ICreateSampleItemPort port, IValidator<CreateSampleItemRequest> validator, ISampleItemClientService clientService) : IComponentHandler<CreateSampleItemRequest>
    {
        private readonly ICreateSampleItemPort _port = port;
        private readonly IValidator<CreateSampleItemRequest> _validator = validator;
        private readonly ISampleItemClientService _clientService = clientService;

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

                var result = await _clientService.CreateSampleItemAsync(
                    new SqlSampleItemEntity { TestName = command.TestName, NumValue = command.NumValue });

                if (result == null)
                {
                    _port.NoContentSuccess();
                    return;
                }

                _port.Success(result);
            }
            catch(Exception ex)
            {
                _port.BusinessError(ex.Message);
            }

        }
    }
}