package state

import (
	"context"
	"time"
)

func NewStateCache(ttl time.Duration, store Store) *StateCache {
	return &StateCache{
		TTL:   ttl,
		Store: store,
	}
}

var _ Cache = (*StateCache)(nil)

type StateCache struct {
	Store Store
	TTL   time.Duration
}

func (s *StateCache) Set(ctx context.Context, key Key, state []byte) error {
	return s.Store.Set(ctx, key, state, WithTTL(s.TTL))
}

func (s *StateCache) Get(ctx context.Context, key Key) (state []byte, meta Metadata, err error) {
	if s == nil {
		return nil, Metadata{}, nil
	}
	return s.Store.Get(ctx, key)
}