using MediatR;
using Nashel.Modules.Catalog.Application.Common;
using Nashel.Modules.Catalog.Domain.Repositories;

namespace Nashel.Modules.Catalog.Application.Queries;

/// <summary>
/// Запрос деталей услуги по ID.
/// </summary>
public record GetOfferByIdQuery(Guid Id) : IRequest<OfferDto?>;

public class GetOfferByIdQueryHandler : IRequestHandler<GetOfferByIdQuery, OfferDto?>
{
    private readonly IOfferRepository _repository;

    public GetOfferByIdQueryHandler(IOfferRepository repository)
    {
        _repository = repository;
    }

    public async Task<OfferDto?> Handle(GetOfferByIdQuery request, CancellationToken cancellationToken)
    {
        var offer = await _repository.GetByIdAsync(request.Id, cancellationToken);
        if (offer == null) return null;

        return new OfferDto(
            offer.Id,
            offer.OwnerId,
            offer.CategoryId,
            offer.Title,
            offer.Description,
            offer.Price,
            offer.Attributes,
            offer.IsActive
        );
    }
}