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

namespace Nashel.Modules.Catalog.Application.Queries;

/// <summary>
/// Запрос получения услуг текущего пользователя.
/// </summary>
public record GetMyOffersQuery() : IRequest<Result<List<OfferDto>>>;

public class GetMyOffersQueryHandler : IRequestHandler<GetMyOffersQuery, Result<List<OfferDto>>>
{
    private readonly IOfferRepository _repository;
    private readonly ICurrentUserService _currentUserService;

    public GetMyOffersQueryHandler(IOfferRepository repository, ICurrentUserService currentUserService)
    {
        _repository = repository;
        _currentUserService = currentUserService;
    }

    public async Task<Result<List<OfferDto>>> Handle(GetMyOffersQuery request, CancellationToken cancellationToken)
    {
        var userId = _currentUserService.UserId;
        if (userId == null) return Result<List<OfferDto>>.Failure("Неавторизован");

        var offers = await _repository.GetByPerformerIdAsync(userId.Value, cancellationToken);

        var list = offers.Select(offer => new OfferDto(
            offer.Id,
            offer.PerformerId,
            offer.CategoryId,
            offer.Title,
            offer.Description ?? string.Empty,
            offer.Price,
            offer.Attributes,
            offer.IsActive,
            offer.Images
        )).ToList();

        return Result<List<OfferDto>>.Success(list);
    }
}