package cache

import "fmt"

func (p *RedisCache) SCard(key string) (int64, error) {
	if p.isCluster {
		return p.cluster.SCard(key).Result()
	}

	return p.client.SCard(key).Result()
}

func (p *RedisCache) SAdd(key string, members ...interface{}) (int64, error) {
	if p.isCluster {
		return p.cluster.SAdd(key, members).Result()
	}

	return p.client.SAdd(key, members).Result()
}

func (p *RedisCache) SMembers(key string) ([]string, error) {
	if p.isCluster {
		return p.cluster.SMembers(key).Result()
	}

	return p.client.SMembers(key).Result()
}

func (p *RedisCache) SIsmember(key string, member interface{}) (bool, error) {
	if p.isCluster {
		return p.cluster.SIsMember(key, member).Result()
	}

	return p.client.SIsMember(key, member).Result()
}

func (p *RedisCache) SInter(keys ...string) ([]string, error) {
	if p.isCluster {
		return nil, fmt.Errorf("cluster unsupport <sinter>.")
	}

	return p.client.SInter(keys...).Result()
}