30 lines
1.1 KiB
Swift
30 lines
1.1 KiB
Swift
import Combine
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final class ConversationMiddleware {
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static let shared = ConversationMiddleware()
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func middleware(state: AppState, action: AppAction) -> AnyPublisher<AppAction, Never> {
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switch action {
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case .chatsAction(.chatStarted(let chat)):
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return Just(AppAction.conversationAction(.makeConversationActive(chat: chat))).eraseToAnyPublisher()
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case .conversationAction(.makeConversationActive):
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return Just(AppAction.changeFlow(.conversation)).eraseToAnyPublisher()
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case .xmppAction(.xmppMessageReceived(let message)):
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return Future<AppAction, Never> { promise in
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let currentChat = state.conversationsState.currentChat
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if message.from == currentChat?.participant, message.to == currentChat?.account {
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promise(.success(.conversationAction(.messageForCurrentConversationReceived(message))))
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} else {
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promise(.success(.empty))
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}
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}
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.eraseToAnyPublisher()
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default:
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return Empty().eraseToAnyPublisher()
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}
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}
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}
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