package cache

import (
	"context"
	"errors"
	"time"
)

var ErrNotFound = errors.New("cache: key not found")

type Item struct {
	Key   string
	Value []byte
	TTL   time.Duration
}

type Cache interface {
	Get(ctx context.Context, key string) ([]byte, error)
	GetMulti(ctx context.Context, keys []string) (map[string][]byte, error)
	Set(ctx context.Context, key string, value []byte, ttl time.Duration) error
	SetMulti(ctx context.Context, items []Item) error
	Delete(ctx context.Context, key string) error
	DeleteMany(ctx context.Context, keys []string) error
	DeletePrefix(ctx context.Context, prefix string) error
}