import Combine

final class ChatsMiddleware {
    static let shared = ChatsMiddleware()

    func middleware(state _: AppState, action: AppAction) -> AnyPublisher<AppAction, Never> {
        switch action {
        case .databaseAction(.storedChatsLoaded(let chats)):
            return Just(.chatsAction(.chatsListUpdated(chats: chats)))
                .eraseToAnyPublisher()

        default:
            return Empty().eraseToAnyPublisher()
        }
    }
}