using FastEndpoints;
using MetaCourse.Api.Data;
using Microsoft.EntityFrameworkCore;

namespace MetaCourse.Api.Endpoints.Topics;

public class DeleteTopicRequest
{
    public Guid Id { get; set; }
}

public class DeleteTopicEndpoint(AppDbContext db) : Endpoint<DeleteTopicRequest>
{
    public override void Configure()
    {
        Delete("api/topics/{id}");
        AllowAnonymous();
        Summary(s => s.Summary = "Supprime un sujet et ses associations de ressources");
    }

    public override async Task HandleAsync(DeleteTopicRequest req, CancellationToken ct)
    {
        var topic = await db.Topics.FirstOrDefaultAsync(t => t.Id == req.Id, ct);
        if (topic is null)
        {
            await SendNotFoundAsync(ct);
            return;
        }

        db.Topics.Remove(topic);
        await db.SaveChangesAsync(ct);
        await SendNoContentAsync(ct);
    }
}