#if !os(visionOS) // not supported
import SharedAsyncStorage

/**
 * StorageRegistry is a singleton responsible for managing and providing access to SharedStorage and
 * RNStorage instances in a thread-safe manner.
 */
@objc
public class StorageRegistry: NSObject {
    @objc
    public static let shared = StorageRegistry()

    private let lock = NSLock()
    private var storages: [String: SharedStorage] = [:]
    private var rnStorages: [String: RNStorage] = [:]

    override private init() {
        super.init()
    }

    @objc
    public func getRNStorage(dbName: String) -> RNStorage {
        lock.lock()
        defer {
            lock.unlock()
        }

        return rnStorages[dbName] ?? {
            let storage = storages[dbName] ?? {
                let s = SharedStorage(context: PlatformContext.Instance(), databaseName: dbName)
                storages[dbName] = s
                return s
            }()
            let rnStorage = RNStorage(db: storage)
            rnStorages[dbName] = rnStorage
            return rnStorage
        }()
    }

    public func getStorage(dbName: String) -> SharedStorage {
        lock.lock()
        defer {
            lock.unlock()
        }

        return storages[dbName] ?? {
            let s = SharedStorage(context: PlatformContext.Instance(), databaseName: dbName)
            storages[dbName] = s
            return s
        }()
    }
}
#endif