using Microsoft.AspNetCore.Mvc;
using StellaOps.Policy.Engine.AdvisoryAI;

namespace StellaOps.Policy.Engine.Endpoints;

public static class AdvisoryAiKnobsEndpoint
{
    public static IEndpointRouteBuilder MapAdvisoryAiKnobs(this IEndpointRouteBuilder routes)
    {
        routes.MapGet("/policy/advisory-ai/knobs", GetAsync)
            .WithName("PolicyEngine.AdvisoryAI.Knobs.Get");

        routes.MapPut("/policy/advisory-ai/knobs", PutAsync)
            .WithName("PolicyEngine.AdvisoryAI.Knobs.Put");

        return routes;
    }

    private static IResult GetAsync(AdvisoryAiKnobsService service)
    {
        var profile = service.Get();
        return Results.Json(profile);
    }

    private static IResult PutAsync(
        [FromBody] IReadOnlyList<AdvisoryAiKnob> knobs,
        AdvisoryAiKnobsService service)
    {
        if (knobs is null || knobs.Count == 0)
        {
            return Results.BadRequest(new { message = "knobs are required" });
        }

        var profile = service.Set(knobs);
        return Results.Json(profile);
    }
}