import Combine
import Foundation

final class MessagesMiddleware {
    static let shared = MessagesMiddleware()

    func middleware(state _: AppState, action: AppAction) -> AnyPublisher<AppAction, Never> {
        switch action {
        case .messagesAction(.currentConversationMessagesUpdated(let messages)):
            return Just(.conversationAction(.messagesUpdated(messages: messages)))
                .eraseToAnyPublisher()

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