using Microsoft.AspNetCore.Mvc;
using static CompServ.CompServConst;

namespace CompServ.Hub
{
    [ApiController]
    public class HubController(HubWorkerHolder hubWorkerHolder) : ControllerBase
    {
        [HttpGet]
        [Route(ApiPathHubRootForCheckAlive)]
        public ActionResult CheckAlive() => Content(AliveMessageHub);

        [HttpPost]
        [Route(ApiPathHubRegisterWorker)]
        public async Task<ActionResult> Register()
        {
            var wr = HttpContext.Request.ExtractWorkerRegister();
            if (wr.port == null || wr.ratio == null) return StatusCode(400, "missing required header");

            var url = $"http://{Request.HttpContext.Connection.RemoteIpAddress}:{wr.port}";
            hubWorkerHolder.RegisterWorker(url, wr.ratio.Value);

            return Empty;
        }

        [HttpPost]
        [Route(ApiPathHubUnRegisterWorker)]
        public async Task<ActionResult> UnRegister()
        {
            var wr = HttpContext.Request.ExtractWorkerRegister();
            if (wr.port == null) return StatusCode(400, "missing required header");

            var url = $"http://{Request.HttpContext.Connection.RemoteIpAddress}:{wr.port}";
            hubWorkerHolder.UnRegisterWorker(url);

            return Empty;
        }

        [HttpGet]
        [Route(ApiPathHubGetWorker)]
        public async Task<ActionResult> GetWorker()
        {
            var url = await hubWorkerHolder.GetWorkerAsync();
            return Content(url);
        }
    }
}