package worker

import (
	"context"

	"github.com/redis/go-redis/v9"
)

// StreamPublisher abstracts the subset of the Redis Streams API used by the
// route publishers to emit one outbound stream entry. The default
// implementation in production wiring is `*redis.Client`. Tests substitute
// an in-memory fake.
type StreamPublisher interface {
	// XAdd appends one entry to the configured stream. Implementations must
	// honour `args.MaxLen` plus `args.Approx == true` for approximate trimming
	// when the caller sets them.
	XAdd(ctx context.Context, args *redis.XAddArgs) *redis.StringCmd
}