package auditsink

import (
	"context"
	"log/slog"

	"github.com/klarkxy/nekonest/relaycore"
)

// Sink deliberately logs only event classification and error state. It never
// serializes prompt, transcript, path, attachment, or approval payloads.
type Sink struct{ Logger *slog.Logger }

func (sink Sink) Emit(_ context.Context, event relaycore.AuditEvent) {
	logger := sink.Logger
	if logger == nil {
		logger = slog.Default()
	}
	arguments := []any{"component", event.Component, "event", event.Name}
	if event.Err != nil {
		arguments = append(arguments, "error", event.Err.Error())
	}
	logger.Info("relay data-plane event", arguments...)
}