using BookHive.DTO.Book;
using BookHive.Models;
using BookHive.Repositories;
using BookHive.Specifications.Authors;
using FastEndpoints;

namespace BookHive.Endpoints.Books;

public class CreateBookEndpoint(BookRepository bookRepository, AuthorRepository authorRepository, AutoMapper.IMapper mapper) : Endpoint<CreateBookDto>
{
    public override void Configure()
    {
        Post("/books/");
        AllowAnonymous();
    }

    public override async Task HandleAsync(CreateBookDto req, CancellationToken ct)
    {
        Author? author = await authorRepository.SingleOrDefaultAsync(new GetAuthorByIdSpec(req.AuthorId), ct);
        if (author is null)
        {
            await Send.NotFoundAsync(ct);
            return;
        }
        
        await bookRepository.AddAsync(mapper.Map<Book>(req), ct);
        await Send.OkAsync(cancellation: ct);
    }

}