66 lines
2.7 KiB
Swift
66 lines
2.7 KiB
Swift
import Combine
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import Foundation
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final class AccountsMiddleware {
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static let shared = AccountsMiddleware()
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private lazy var allFeatures: [ServerFeature] = {
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guard
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let url = Bundle.main.url(forResource: "server_features", withExtension: "plist"),
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let data = try? Data(contentsOf: url),
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let loaded = try? PropertyListDecoder().decode([ServerFeature].self, from: data)
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else {
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return []
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}
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return loaded
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}()
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func middleware(state: AppState, action: AppAction) -> AnyPublisher<AppAction, Never> {
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switch action {
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case .databaseAction(.storedAccountsLoaded(let accounts)):
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return Just(.accountsAction(.accountsListUpdated(accounts: accounts)))
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.eraseToAnyPublisher()
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case .xmppAction(.clientConnectionChanged(let jid, let connectionStatus)):
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return Future<AppAction, Never> { promise in
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guard let account = state.accountsState.accounts.first(where: { $0.bareJid == jid }) else {
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promise(.success(.info("AccountsMiddleware: account not found for jid \(jid)")))
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return
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}
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if account.isTemp {
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switch connectionStatus {
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case .connected:
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promise(.success(.accountsAction(.makeAccountPermanent(account: account))))
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case .disconnected(let reason):
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if reason != "No error!" {
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promise(.success(.accountsAction(.addAccountError(jid: jid, reason: reason))))
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} else {
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promise(.success(.info("AccountsMiddleware: account \(jid) disconnected with no error")))
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}
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default:
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promise(.success(.info("AccountsMiddleware: account \(jid) connection status changed to \(connectionStatus)")))
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}
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} else {
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promise(.success(.info("AccountsMiddleware: account \(jid) is not temporary, ignoring")))
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}
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}
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.eraseToAnyPublisher()
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case .xmppAction(.serverFeaturesLoaded(let jid, let features)):
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return Future<AppAction, Never> { [weak self] promise in
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let serverFeatures = features
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.compactMap { featureId in
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self?.allFeatures.first(where: { $0.xep == featureId })
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}
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promise(.success(.accountsAction(.clientServerFeaturesUpdated(jid: jid, features: serverFeatures))))
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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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