package handlers

import (
	"net/http"

	"galaxy/gamemaster/internal/domain/operation"
	"galaxy/gamemaster/internal/service/adminbanish"
)

// newBanishRaceHandler returns the handler for
// `POST /api/v1/internal/games/{game_id}/race/{race_name}/banish`. The
// request has no body; both identifiers come from the URL path.
// Success returns `204 No Content`.
func newBanishRaceHandler(deps Dependencies) http.HandlerFunc {
	logger := loggerFor(deps.Logger, "internal_rest.banish_race")
	return func(writer http.ResponseWriter, request *http.Request) {
		if deps.BanishRace == nil {
			writeError(writer, http.StatusInternalServerError, errorCodeInternal, "banish race service is not wired")
			return
		}

		gameID, ok := extractGameID(writer, request)
		if !ok {
			return
		}
		raceName, ok := extractRaceName(writer, request)
		if !ok {
			return
		}

		result, err := deps.BanishRace.Handle(request.Context(), adminbanish.Input{
			GameID:    gameID,
			RaceName:  raceName,
			OpSource:  resolveOpSource(request),
			SourceRef: requestSourceRef(request),
		})
		if err != nil {
			logger.ErrorContext(request.Context(), "banish race service errored",
				"game_id", gameID,
				"race_name", raceName,
				"err", err.Error(),
			)
			writeError(writer, http.StatusInternalServerError, errorCodeInternal, "banish race service failed")
			return
		}

		if result.Outcome == operation.OutcomeFailure {
			writeFailure(writer, result.ErrorCode, result.ErrorMessage)
			return
		}

		writeNoContent(writer)
	}
}