package api

import (
	"encoding/json"
	"errors"
	"net/http"

	"github.com/go-chi/chi/v5"

	"github.com/iliaivanov/spec-kit-remote/cmd/dev-pod-api/internal/model"
	"github.com/iliaivanov/spec-kit-remote/cmd/dev-pod-api/internal/store"
)

func (s *Server) handleRunnerCallback(w http.ResponseWriter, r *http.Request) {
	if s.Runners == nil {
		writeError(w, http.StatusServiceUnavailable, "runner management not configured")
		return
	}

	id := chi.URLParam(r, "id")

	var req model.UpdateRunnerStatusRequest
	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
		writeError(w, http.StatusBadRequest, "invalid request body")
		return
	}

	if err := req.Validate(); err != nil {
		writeError(w, http.StatusBadRequest, err.Error())
		return
	}

	if _, err := s.Runners.GetRunner(r.Context(), id); err != nil {
		if errors.Is(err, store.ErrNotFound) {
			writeError(w, http.StatusNotFound, "runner not found")
			return
		}
		writeError(w, http.StatusInternalServerError, "failed to get runner")
		return
	}

	if err := s.Runners.UpdateRunnerStatus(r.Context(), id, req.Status, req.ForgejoRunnerID); err != nil {
		s.Logger.Error("runner callback status update", "id", id, "status", req.Status, "error", err)
		writeError(w, http.StatusBadRequest, err.Error())
		return
	}

	updated, err := s.Runners.GetRunner(r.Context(), id)
	if err != nil {
		writeError(w, http.StatusInternalServerError, "failed to get updated runner")
		return
	}

	writeJSON(w, http.StatusOK, updated)
}