package queue

import (
	"context"
	"time"
)

type Status struct {
	Sessions int64
}

type Adapter interface {
	// Touch updates the session TTL and returns its current rank
	Touch(ctx context.Context, queueName string, sessionId string) (int64, error)
	// Status returns the queue current status
	Status(ctx context.Context, queueName string) (*Status, error)
	// Refresh forces a refresh of the queue, taking into account the given TTL for sessions
	Refresh(ctx context.Context, queueName string, keepAlive time.Duration) error
}