Handle media previews and invite avatars through the account data (#4142)

* added account data media display policy handling to NSE

* pr suggestions

* update compound

* code improvement

ElementX.xcodeproj/project.pbxproj

@@ -8836,7 +8836,7 @@
 			repositoryURL = "https://github.com/element-hq/compound-ios";
 			requirement = {
 				kind = revision;
-				revision = 81ba8bd8b3971beac252129c5466d7eac2f2ec31;
+				revision = 139d4f3d1ed19cc513686e5e39750ecef54c8403;
 			};
 		};
 		F76A08D0EA29A07A54F4EB4D /* XCRemoteSwiftPackageReference "swift-collections" */ = {

ElementX.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -15,7 +15,7 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/element-hq/compound-ios",
       "state" : {
-        "revision" : "81ba8bd8b3971beac252129c5466d7eac2f2ec31"
+        "revision" : "139d4f3d1ed19cc513686e5e39750ecef54c8403"
       }
     },
     {
@@ -203,8 +203,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/SFSafeSymbols/SFSafeSymbols",
       "state" : {
-        "revision" : "e2e28f4e56e1769c2ec3c61c9355fc64eb7a535a",
+        "revision" : "3dd282d3269b061853a3b3bcd23a509d2aa166ce",
-        "version" : "5.3.0"
+        "version" : "6.2.0"
       }
     },
     {

ElementX/Sources/Application/AppCoordinator.swift

@@ -30,11 +30,12 @@ class AppCoordinator: AppCoordinatorProtocol, AuthenticationFlowCoordinatorDeleg
     private var userSession: UserSessionProtocol? {
         didSet {
             userSessionObserver?.cancel()
-            if userSession != nil {
+            if let userSession {
                 configureElementCallService()
                 configureNotificationManager()
                 observeUserSessionChanges()
                 startSync()
+                performSettingsToAccountDataMigration(userSession: userSession)
             }
         }
     }
@@ -399,13 +400,50 @@ class AppCoordinator: AppCoordinatorProtocol, AuthenticationFlowCoordinatorDeleg
             Tracing.deleteLogFiles()
             MXLog.info("Migrating to v1.6.7, log files have been wiped")
         }
+    }
     
-        if oldVersion < Version(25, 4, 2) {
+    // This could be removed once the adotpion of 25.06.x is widespread.
-            MXLog.info("Migrating to v25.04.2, checking if hideTimelineMedia flag can be migrated to timelineMediaVisibility")
+    private func performSettingsToAccountDataMigration(userSession: UserSessionProtocol) {
-            // Migration for the old `hideTimelineMedia` flag.
+        guard let userDefaults = UserDefaults(suiteName: InfoPlistReader.main.appGroupIdentifier) else {
-            if let userDefaults = UserDefaults(suiteName: InfoPlistReader.main.appGroupIdentifier),
+            return
-               let hideTimelineMedia = userDefaults.value(forKey: "hideTimelineMedia") as? Bool {
+        }
-                appSettings.timelineMediaVisibility = hideTimelineMedia ? .never : .always
+        
+        let hideInviteAvatars = userDefaults.value(forKey: "hideInviteAvatars") as? Bool
+        let timelineMediaVisibility = userDefaults
+            .data(forKey: "timelineMediaVisibility")
+            .flatMap {
+                try? JSONDecoder().decode(TimelineMediaVisibility.self, from: $0)
+            }
+        let hideTimelineMedia = userDefaults.value(forKey: "hideTimelineMedia") as? Bool
+        
+        guard hideInviteAvatars != nil || timelineMediaVisibility != nil || hideTimelineMedia != nil else {
+            // No migration needed, no local settings found.
+            return
+        }
+        
+        Task {
+            switch await userSession.clientProxy.fetchMediaPreviewConfiguration() {
+            case let .success(config):
+                guard config == nil else {
+                    // Found a server configuration, no need to migrate.
+                    userDefaults.removeObject(forKey: "hideInviteAvatars")
+                    userDefaults.removeObject(forKey: "timelineMediaVisibility")
+                    userDefaults.removeObject(forKey: "hideTimelineMedia")
+                    return
+                }
+                
+                if let hideInviteAvatars, case .success = await userSession.clientProxy.setHideInviteAvatars(hideInviteAvatars) {
+                    userDefaults.removeObject(forKey: "hideInviteAvatars")
+                }
+                
+                if let timelineMediaVisibility, case .success = await userSession.clientProxy.setTimelineMediaVisibility(timelineMediaVisibility) {
+                    userDefaults.removeObject(forKey: "timelineMediaVisibility")
+                } else if let hideTimelineMedia, case .success = await userSession.clientProxy.setTimelineMediaVisibility(hideTimelineMedia ? .never : .always) {
+                    userDefaults.removeObject(forKey: "hideTimelineMedia")
+                }
+            case let .failure(error):
+                MXLog.error("Could not perform migration, failed to fetch media preview config: \(error)")
+                return
             }
         }
     }

ElementX/Sources/Application/AppSettings.swift

@@ -17,8 +17,6 @@ protocol CommonSettingsProtocol {
     var logLevel: LogLevel { get }
     var traceLogPacks: Set<TraceLogPack> { get }
     var enableOnlySignedDeviceIsolationMode: Bool { get }
-    var hideInviteAvatars: Bool { get }
-    var timelineMediaVisibility: TimelineMediaVisibility { get }
     var hideQuietNotificationAlerts: Bool { get }
 }
 
@@ -46,8 +44,6 @@ final class AppSettings {
         case optimizeMediaUploads
         case appAppearance
         case sharePresence
-        case hideInviteAvatars
-        case timelineMediaVisibility
         case isNewBloomEnabled
         
         case elementCallBaseURLOverride
@@ -368,20 +364,8 @@ final class AppSettings {
     @UserPreference(key: UserDefaultsKeys.enableOnlySignedDeviceIsolationMode, defaultValue: false, storageType: .userDefaults(store))
     var enableOnlySignedDeviceIsolationMode
     
-    @UserPreference(key: UserDefaultsKeys.hideInviteAvatars, defaultValue: false, storageType: .userDefaults(store))
-    var hideInviteAvatars
-    
-    @UserPreference(key: UserDefaultsKeys.timelineMediaVisibility, defaultValue: TimelineMediaVisibility.always, storageType: .userDefaults(store))
-    var timelineMediaVisibility
-    
     @UserPreference(key: UserDefaultsKeys.hideQuietNotificationAlerts, defaultValue: false, storageType: .userDefaults(store))
     var hideQuietNotificationAlerts
 }
 
 extension AppSettings: CommonSettingsProtocol { }
-
-enum TimelineMediaVisibility: Codable {
-    case always
-    case privateOnly
-    case never
-}

ElementX/Sources/FlowCoordinators/SettingsFlowCoordinator.swift

@@ -226,7 +226,9 @@ class SettingsFlowCoordinator: FlowCoordinatorProtocol {
     
     private func presentAdvancedSettings() {
         let coordinator = AdvancedSettingsScreenCoordinator(parameters: .init(appSettings: parameters.appSettings,
-                                                                              analytics: parameters.analytics))
+                                                                              analytics: parameters.analytics,
+                                                                              clientProxy: parameters.userSession.clientProxy,
+                                                                              userIndicatorController: parameters.userIndicatorController))
         navigationStackCoordinator.push(coordinator)
     }
     

ElementX/Sources/Mocks/ClientProxyMock.swift

@@ -17,6 +17,9 @@ struct ClientProxyMockConfiguration {
     var roomDirectorySearchProxy: RoomDirectorySearchProxyProtocol?
     
     var recoveryState: SecureBackupRecoveryState = .enabled
+    
+    var timelineMediaVisibility = TimelineMediaVisibility.always
+    var hideInviteAvatars = false
 }
 
 enum ClientProxyMockError: Error {
@@ -94,5 +97,8 @@ extension ClientProxyMock {
         userIdentityForReturnValue = .success(UserIdentityProxyMock(configuration: .init()))
         
         underlyingIsReportRoomSupported = true
+        
+        underlyingTimelineMediaVisibilityPublisher = CurrentValueSubject<TimelineMediaVisibility, Never>(configuration.timelineMediaVisibility).asCurrentValuePublisher()
+        underlyingHideInviteAvatarsPublisher = CurrentValueSubject<Bool, Never>(configuration.hideInviteAvatars).asCurrentValuePublisher()
     }
 }

ElementX/Sources/Mocks/Generated/GeneratedMocks.swift

@@ -2271,6 +2271,16 @@ class ClientProxyMock: ClientProxyProtocol, @unchecked Sendable {
         set(value) { underlyingIgnoredUsersPublisher = value }
     }
     var underlyingIgnoredUsersPublisher: CurrentValuePublisher<[String]?, Never>!
+    var timelineMediaVisibilityPublisher: CurrentValuePublisher<TimelineMediaVisibility, Never> {
+        get { return underlyingTimelineMediaVisibilityPublisher }
+        set(value) { underlyingTimelineMediaVisibilityPublisher = value }
+    }
+    var underlyingTimelineMediaVisibilityPublisher: CurrentValuePublisher<TimelineMediaVisibility, Never>!
+    var hideInviteAvatarsPublisher: CurrentValuePublisher<Bool, Never> {
+        get { return underlyingHideInviteAvatarsPublisher }
+        set(value) { underlyingHideInviteAvatarsPublisher = value }
+    }
+    var underlyingHideInviteAvatarsPublisher: CurrentValuePublisher<Bool, Never>!
     var pusherNotificationClientIdentifier: String?
     var roomSummaryProvider: RoomSummaryProviderProtocol {
         get { return underlyingRoomSummaryProvider }
@@ -4363,6 +4373,70 @@ class ClientProxyMock: ClientProxyProtocol, @unchecked Sendable {
             return clearCachesReturnValue
         }
     }
+    //MARK: - fetchMediaPreviewConfiguration
+
+    var fetchMediaPreviewConfigurationUnderlyingCallsCount = 0
+    var fetchMediaPreviewConfigurationCallsCount: Int {
+        get {
+            if Thread.isMainThread {
+                return fetchMediaPreviewConfigurationUnderlyingCallsCount
+            } else {
+                var returnValue: Int? = nil
+                DispatchQueue.main.sync {
+                    returnValue = fetchMediaPreviewConfigurationUnderlyingCallsCount
+                }
+
+                return returnValue!
+            }
+        }
+        set {
+            if Thread.isMainThread {
+                fetchMediaPreviewConfigurationUnderlyingCallsCount = newValue
+            } else {
+                DispatchQueue.main.sync {
+                    fetchMediaPreviewConfigurationUnderlyingCallsCount = newValue
+                }
+            }
+        }
+    }
+    var fetchMediaPreviewConfigurationCalled: Bool {
+        return fetchMediaPreviewConfigurationCallsCount > 0
+    }
+
+    var fetchMediaPreviewConfigurationUnderlyingReturnValue: Result<MediaPreviewConfig?, ClientProxyError>!
+    var fetchMediaPreviewConfigurationReturnValue: Result<MediaPreviewConfig?, ClientProxyError>! {
+        get {
+            if Thread.isMainThread {
+                return fetchMediaPreviewConfigurationUnderlyingReturnValue
+            } else {
+                var returnValue: Result<MediaPreviewConfig?, ClientProxyError>? = nil
+                DispatchQueue.main.sync {
+                    returnValue = fetchMediaPreviewConfigurationUnderlyingReturnValue
+                }
+
+                return returnValue!
+            }
+        }
+        set {
+            if Thread.isMainThread {
+                fetchMediaPreviewConfigurationUnderlyingReturnValue = newValue
+            } else {
+                DispatchQueue.main.sync {
+                    fetchMediaPreviewConfigurationUnderlyingReturnValue = newValue
+                }
+            }
+        }
+    }
+    var fetchMediaPreviewConfigurationClosure: (() async -> Result<MediaPreviewConfig?, ClientProxyError>)?
+
+    func fetchMediaPreviewConfiguration() async -> Result<MediaPreviewConfig?, ClientProxyError> {
+        fetchMediaPreviewConfigurationCallsCount += 1
+        if let fetchMediaPreviewConfigurationClosure = fetchMediaPreviewConfigurationClosure {
+            return await fetchMediaPreviewConfigurationClosure()
+        } else {
+            return fetchMediaPreviewConfigurationReturnValue
+        }
+    }
     //MARK: - ignoreUser
 
     var ignoreUserUnderlyingCallsCount = 0
@@ -5103,6 +5177,146 @@ class ClientProxyMock: ClientProxyProtocol, @unchecked Sendable {
             return userIdentityForReturnValue
         }
     }
+    //MARK: - setTimelineMediaVisibility
+
+    var setTimelineMediaVisibilityUnderlyingCallsCount = 0
+    var setTimelineMediaVisibilityCallsCount: Int {
+        get {
+            if Thread.isMainThread {
+                return setTimelineMediaVisibilityUnderlyingCallsCount
+            } else {
+                var returnValue: Int? = nil
+                DispatchQueue.main.sync {
+                    returnValue = setTimelineMediaVisibilityUnderlyingCallsCount
+                }
+
+                return returnValue!
+            }
+        }
+        set {
+            if Thread.isMainThread {
+                setTimelineMediaVisibilityUnderlyingCallsCount = newValue
+            } else {
+                DispatchQueue.main.sync {
+                    setTimelineMediaVisibilityUnderlyingCallsCount = newValue
+                }
+            }
+        }
+    }
+    var setTimelineMediaVisibilityCalled: Bool {
+        return setTimelineMediaVisibilityCallsCount > 0
+    }
+    var setTimelineMediaVisibilityReceivedValue: TimelineMediaVisibility?
+    var setTimelineMediaVisibilityReceivedInvocations: [TimelineMediaVisibility] = []
+
+    var setTimelineMediaVisibilityUnderlyingReturnValue: Result<Void, ClientProxyError>!
+    var setTimelineMediaVisibilityReturnValue: Result<Void, ClientProxyError>! {
+        get {
+            if Thread.isMainThread {
+                return setTimelineMediaVisibilityUnderlyingReturnValue
+            } else {
+                var returnValue: Result<Void, ClientProxyError>? = nil
+                DispatchQueue.main.sync {
+                    returnValue = setTimelineMediaVisibilityUnderlyingReturnValue
+                }
+
+                return returnValue!
+            }
+        }
+        set {
+            if Thread.isMainThread {
+                setTimelineMediaVisibilityUnderlyingReturnValue = newValue
+            } else {
+                DispatchQueue.main.sync {
+                    setTimelineMediaVisibilityUnderlyingReturnValue = newValue
+                }
+            }
+        }
+    }
+    var setTimelineMediaVisibilityClosure: ((TimelineMediaVisibility) async -> Result<Void, ClientProxyError>)?
+
+    func setTimelineMediaVisibility(_ value: TimelineMediaVisibility) async -> Result<Void, ClientProxyError> {
+        setTimelineMediaVisibilityCallsCount += 1
+        setTimelineMediaVisibilityReceivedValue = value
+        DispatchQueue.main.async {
+            self.setTimelineMediaVisibilityReceivedInvocations.append(value)
+        }
+        if let setTimelineMediaVisibilityClosure = setTimelineMediaVisibilityClosure {
+            return await setTimelineMediaVisibilityClosure(value)
+        } else {
+            return setTimelineMediaVisibilityReturnValue
+        }
+    }
+    //MARK: - setHideInviteAvatars
+
+    var setHideInviteAvatarsUnderlyingCallsCount = 0
+    var setHideInviteAvatarsCallsCount: Int {
+        get {
+            if Thread.isMainThread {
+                return setHideInviteAvatarsUnderlyingCallsCount
+            } else {
+                var returnValue: Int? = nil
+                DispatchQueue.main.sync {
+                    returnValue = setHideInviteAvatarsUnderlyingCallsCount
+                }
+
+                return returnValue!
+            }
+        }
+        set {
+            if Thread.isMainThread {
+                setHideInviteAvatarsUnderlyingCallsCount = newValue
+            } else {
+                DispatchQueue.main.sync {
+                    setHideInviteAvatarsUnderlyingCallsCount = newValue
+                }
+            }
+        }
+    }
+    var setHideInviteAvatarsCalled: Bool {
+        return setHideInviteAvatarsCallsCount > 0
+    }
+    var setHideInviteAvatarsReceivedValue: Bool?
+    var setHideInviteAvatarsReceivedInvocations: [Bool] = []
+
+    var setHideInviteAvatarsUnderlyingReturnValue: Result<Void, ClientProxyError>!
+    var setHideInviteAvatarsReturnValue: Result<Void, ClientProxyError>! {
+        get {
+            if Thread.isMainThread {
+                return setHideInviteAvatarsUnderlyingReturnValue
+            } else {
+                var returnValue: Result<Void, ClientProxyError>? = nil
+                DispatchQueue.main.sync {
+                    returnValue = setHideInviteAvatarsUnderlyingReturnValue
+                }
+
+                return returnValue!
+            }
+        }
+        set {
+            if Thread.isMainThread {
+                setHideInviteAvatarsUnderlyingReturnValue = newValue
+            } else {
+                DispatchQueue.main.sync {
+                    setHideInviteAvatarsUnderlyingReturnValue = newValue
+                }
+            }
+        }
+    }
+    var setHideInviteAvatarsClosure: ((Bool) async -> Result<Void, ClientProxyError>)?
+
+    func setHideInviteAvatars(_ value: Bool) async -> Result<Void, ClientProxyError> {
+        setHideInviteAvatarsCallsCount += 1
+        setHideInviteAvatarsReceivedValue = value
+        DispatchQueue.main.async {
+            self.setHideInviteAvatarsReceivedInvocations.append(value)
+        }
+        if let setHideInviteAvatarsClosure = setHideInviteAvatarsClosure {
+            return await setHideInviteAvatarsClosure(value)
+        } else {
+            return setHideInviteAvatarsReturnValue
+        }
+    }
     //MARK: - loadMediaContentForSource
 
     var loadMediaContentForSourceThrowableError: Error?

ElementX/Sources/Mocks/Generated/SDKGeneratedMocks.swift

@@ -1050,6 +1050,75 @@ open class ClientSDKMock: MatrixRustSDK.Client, @unchecked Sendable {
         }
     }
 
+    //MARK: - fetchMediaPreviewConfig
+
+    open var fetchMediaPreviewConfigThrowableError: Error?
+    var fetchMediaPreviewConfigUnderlyingCallsCount = 0
+    open var fetchMediaPreviewConfigCallsCount: Int {
+        get {
+            if Thread.isMainThread {
+                return fetchMediaPreviewConfigUnderlyingCallsCount
+            } else {
+                var returnValue: Int? = nil
+                DispatchQueue.main.sync {
+                    returnValue = fetchMediaPreviewConfigUnderlyingCallsCount
+                }
+
+                return returnValue!
+            }
+        }
+        set {
+            if Thread.isMainThread {
+                fetchMediaPreviewConfigUnderlyingCallsCount = newValue
+            } else {
+                DispatchQueue.main.sync {
+                    fetchMediaPreviewConfigUnderlyingCallsCount = newValue
+                }
+            }
+        }
+    }
+    open var fetchMediaPreviewConfigCalled: Bool {
+        return fetchMediaPreviewConfigCallsCount > 0
+    }
+
+    var fetchMediaPreviewConfigUnderlyingReturnValue: MediaPreviewConfig?
+    open var fetchMediaPreviewConfigReturnValue: MediaPreviewConfig? {
+        get {
+            if Thread.isMainThread {
+                return fetchMediaPreviewConfigUnderlyingReturnValue
+            } else {
+                var returnValue: MediaPreviewConfig?? = nil
+                DispatchQueue.main.sync {
+                    returnValue = fetchMediaPreviewConfigUnderlyingReturnValue
+                }
+
+                return returnValue!
+            }
+        }
+        set {
+            if Thread.isMainThread {
+                fetchMediaPreviewConfigUnderlyingReturnValue = newValue
+            } else {
+                DispatchQueue.main.sync {
+                    fetchMediaPreviewConfigUnderlyingReturnValue = newValue
+                }
+            }
+        }
+    }
+    open var fetchMediaPreviewConfigClosure: (() async throws -> MediaPreviewConfig?)?
+
+    open override func fetchMediaPreviewConfig() async throws -> MediaPreviewConfig? {
+        if let error = fetchMediaPreviewConfigThrowableError {
+            throw error
+        }
+        fetchMediaPreviewConfigCallsCount += 1
+        if let fetchMediaPreviewConfigClosure = fetchMediaPreviewConfigClosure {
+            return try await fetchMediaPreviewConfigClosure()
+        } else {
+            return fetchMediaPreviewConfigReturnValue
+        }
+    }
+
     //MARK: - getDmRoom
 
     open var getDmRoomUserIdThrowableError: Error?
@@ -1156,13 +1225,13 @@ open class ClientSDKMock: MatrixRustSDK.Client, @unchecked Sendable {
         return getInviteAvatarsDisplayPolicyCallsCount > 0
     }
 
-    var getInviteAvatarsDisplayPolicyUnderlyingReturnValue: InviteAvatars!
+    var getInviteAvatarsDisplayPolicyUnderlyingReturnValue: InviteAvatars?
-    open var getInviteAvatarsDisplayPolicyReturnValue: InviteAvatars! {
+    open var getInviteAvatarsDisplayPolicyReturnValue: InviteAvatars? {
         get {
             if Thread.isMainThread {
                 return getInviteAvatarsDisplayPolicyUnderlyingReturnValue
             } else {
-                var returnValue: InviteAvatars? = nil
+                var returnValue: InviteAvatars?? = nil
                 DispatchQueue.main.sync {
                     returnValue = getInviteAvatarsDisplayPolicyUnderlyingReturnValue
                 }
@@ -1180,9 +1249,9 @@ open class ClientSDKMock: MatrixRustSDK.Client, @unchecked Sendable {
             }
         }
     }
-    open var getInviteAvatarsDisplayPolicyClosure: (() async throws -> InviteAvatars)?
+    open var getInviteAvatarsDisplayPolicyClosure: (() async throws -> InviteAvatars?)?
 
-    open override func getInviteAvatarsDisplayPolicy() async throws -> InviteAvatars {
+    open override func getInviteAvatarsDisplayPolicy() async throws -> InviteAvatars? {
         if let error = getInviteAvatarsDisplayPolicyThrowableError {
             throw error
         }
@@ -1375,13 +1444,13 @@ open class ClientSDKMock: MatrixRustSDK.Client, @unchecked Sendable {
         return getMediaPreviewDisplayPolicyCallsCount > 0
     }
 
-    var getMediaPreviewDisplayPolicyUnderlyingReturnValue: MediaPreviews!
+    var getMediaPreviewDisplayPolicyUnderlyingReturnValue: MediaPreviews?
-    open var getMediaPreviewDisplayPolicyReturnValue: MediaPreviews! {
+    open var getMediaPreviewDisplayPolicyReturnValue: MediaPreviews? {
         get {
             if Thread.isMainThread {
                 return getMediaPreviewDisplayPolicyUnderlyingReturnValue
             } else {
-                var returnValue: MediaPreviews? = nil
+                var returnValue: MediaPreviews?? = nil
                 DispatchQueue.main.sync {
                     returnValue = getMediaPreviewDisplayPolicyUnderlyingReturnValue
                 }
@@ -1399,9 +1468,9 @@ open class ClientSDKMock: MatrixRustSDK.Client, @unchecked Sendable {
             }
         }
     }
-    open var getMediaPreviewDisplayPolicyClosure: (() async throws -> MediaPreviews)?
+    open var getMediaPreviewDisplayPolicyClosure: (() async throws -> MediaPreviews?)?
 
-    open override func getMediaPreviewDisplayPolicy() async throws -> MediaPreviews {
+    open override func getMediaPreviewDisplayPolicy() async throws -> MediaPreviews? {
         if let error = getMediaPreviewDisplayPolicyThrowableError {
             throw error
         }

ElementX/Sources/Other/SDKListener.swift

@@ -30,6 +30,10 @@ extension SDKListener: QrLoginProgressListener where T == QrLoginProgress {
 
 // MARK: ClientProxy
 
+extension SDKListener: MediaPreviewConfigListener where T == MediaPreviewConfig? {
+    func onChange(mediaPreviewConfig: MediaPreviewConfig?) { onUpdateClosure(mediaPreviewConfig) }
+}
+
 extension SDKListener: SyncServiceStateObserver where T == SyncServiceState {
     func onUpdate(state: SyncServiceState) { onUpdateClosure(state) }
 }

ElementX/Sources/Screens/HomeScreen/HomeScreenViewModel.swift

@@ -104,7 +104,9 @@ class HomeScreenViewModel: HomeScreenViewModelType, HomeScreenViewModelProtocol
             }
             .store(in: &cancellables)
         
-        appSettings.$hideInviteAvatars
+        userSession.clientProxy.hideInviteAvatarsPublisher
+            .removeDuplicates()
+            .receive(on: DispatchQueue.main)
             .weakAssign(to: \.state.hideInviteAvatars, on: self)
             .store(in: &cancellables)
         

ElementX/Sources/Screens/JoinRoomScreen/JoinRoomScreenViewModel.swift

@@ -41,7 +41,9 @@ class JoinRoomScreenViewModel: JoinRoomScreenViewModelType, JoinRoomScreenViewMo
         
         super.init(initialViewState: JoinRoomScreenViewState(roomID: roomID), mediaProvider: mediaProvider)
         
-        appSettings.$hideInviteAvatars
+        clientProxy.hideInviteAvatarsPublisher
+            .removeDuplicates()
+            .receive(on: DispatchQueue.main)
             .weakAssign(to: \.state.hideInviteAvatars, on: self)
             .store(in: &cancellables)
         

ElementX/Sources/Screens/JoinRoomScreen/View/JoinRoomScreen.swift

@@ -363,9 +363,8 @@ struct JoinRoomScreen_Previews: PreviewProvider, TestablePreview {
     static func makeViewModel(mode: JoinRoomScreenMode, hideInviteAvatars: Bool = false) -> JoinRoomScreenViewModel {
         let appSettings = AppSettings()
         appSettings.knockingEnabled = true
-        appSettings.hideInviteAvatars = hideInviteAvatars
         
-        let clientProxy = ClientProxyMock(.init())
+        let clientProxy = ClientProxyMock(.init(hideInviteAvatars: hideInviteAvatars))
         
         switch mode {
         case .unknown:

ElementX/Sources/Screens/SecurityAndPrivacyScreen/View/SecurityAndPrivacyScreen.swift

@@ -158,7 +158,8 @@ struct SecurityAndPrivacyScreen: View {
         
         Section {
             ListRow(label: .plain(title: L10n.screenSecurityAndPrivacyRoomDirectoryVisibilityToggleTitle),
-                    details: .isWaiting(context.desiredSettings.isVisibileInRoomDirectory == nil),
+                    details:
+                    context.desiredSettings.isVisibileInRoomDirectory == nil ? .isWaiting(true) : nil,
                     kind: context.desiredSettings.isVisibileInRoomDirectory == nil ? .label : .toggle(binding))
         } footer: {
             Text(L10n.screenSecurityAndPrivacyRoomDirectoryVisibilitySectionFooter(context.viewState.serverName))

ElementX/Sources/Screens/Settings/AvancedOptionsScreen/AdvancedSettingsScreenCoordinator.swift

@@ -11,13 +11,18 @@ import SwiftUI
 struct AdvancedSettingsScreenCoordinatorParameters {
     let appSettings: AppSettings
     let analytics: AnalyticsService
+    let clientProxy: ClientProxyProtocol
+    let userIndicatorController: UserIndicatorControllerProtocol
 }
 
 final class AdvancedSettingsScreenCoordinator: CoordinatorProtocol {
     private var viewModel: AdvancedSettingsScreenViewModelProtocol
     
     init(parameters: AdvancedSettingsScreenCoordinatorParameters) {
-        viewModel = AdvancedSettingsScreenViewModel(advancedSettings: parameters.appSettings, analytics: parameters.analytics)
+        viewModel = AdvancedSettingsScreenViewModel(advancedSettings: parameters.appSettings,
+                                                    analytics: parameters.analytics,
+                                                    clientProxy: parameters.clientProxy,
+                                                    userIndicatorController: parameters.userIndicatorController)
     }
             
     func toPresentable() -> AnyView {

ElementX/Sources/Screens/Settings/AvancedOptionsScreen/AdvancedSettingsScreenModels.swift

@@ -8,6 +8,10 @@
 import Foundation
 
 struct AdvancedSettingsScreenViewState: BindableState {
+    var timelineMediaVisibility: TimelineMediaVisibility
+    var hideInviteAvatars: Bool
+    var isWaitingTimelineMediaVisibility = false
+    var isWaitingHideInviteAvatars = false
     var bindings: AdvancedSettingsScreenViewStateBindings
 }
 
@@ -28,14 +32,14 @@ struct AdvancedSettingsScreenViewStateBindings {
 
 enum AdvancedSettingsScreenViewAction {
     case optimizeMediaUploadsChanged
+    case updateTimelineMediaVisibility(TimelineMediaVisibility)
+    case updateHideInviteAvatars(Bool)
 }
 
 protocol AdvancedSettingsProtocol: AnyObject {
     var viewSourceEnabled: Bool { get set }
     var appAppearance: AppAppearance { get set }
     var sharePresence: Bool { get set }
-    var timelineMediaVisibility: TimelineMediaVisibility { get set }
-    var hideInviteAvatars: Bool { get set }
     var optimizeMediaUploads: Bool { get set }
 }
 

ElementX/Sources/Screens/Settings/AvancedOptionsScreen/AdvancedSettingsScreenViewModel.swift

@@ -12,12 +12,36 @@ typealias AdvancedSettingsScreenViewModelType = StateStoreViewModelV2<AdvancedSe
 
 class AdvancedSettingsScreenViewModel: AdvancedSettingsScreenViewModelType, AdvancedSettingsScreenViewModelProtocol {
     private let analytics: AnalyticsService
+    private let clientProxy: ClientProxyProtocol
+    private let userIndicatorController: UserIndicatorControllerProtocol
     
-    init(advancedSettings: AdvancedSettingsProtocol, analytics: AnalyticsService) {
+    private var timelineMediaVisibilityTask: Task<Void, Never>?
+    private var hideInviteAvatarsTask: Task<Void, Never>?
+    
+    init(advancedSettings: AdvancedSettingsProtocol,
+         analytics: AnalyticsService,
+         clientProxy: ClientProxyProtocol,
+         userIndicatorController: UserIndicatorControllerProtocol) {
         self.analytics = analytics
+        self.clientProxy = clientProxy
+        self.userIndicatorController = userIndicatorController
         
-        let state = AdvancedSettingsScreenViewState(bindings: .init(advancedSettings: advancedSettings))
+        let state = AdvancedSettingsScreenViewState(timelineMediaVisibility: clientProxy.timelineMediaVisibilityPublisher.value,
+                                                    hideInviteAvatars: clientProxy.hideInviteAvatarsPublisher.value,
+                                                    bindings: .init(advancedSettings: advancedSettings))
         super.init(initialViewState: state)
+        
+        clientProxy.timelineMediaVisibilityPublisher
+            .removeDuplicates()
+            .receive(on: DispatchQueue.main)
+            .weakAssign(to: \.state.timelineMediaVisibility, on: self)
+            .store(in: &cancellables)
+        
+        clientProxy.hideInviteAvatarsPublisher
+            .removeDuplicates()
+            .receive(on: DispatchQueue.main)
+            .weakAssign(to: \.state.hideInviteAvatars, on: self)
+            .store(in: &cancellables)
     }
     
     override func process(viewAction: AdvancedSettingsScreenViewAction) {
@@ -25,6 +49,52 @@ class AdvancedSettingsScreenViewModel: AdvancedSettingsScreenViewModelType, Adva
         case .optimizeMediaUploadsChanged:
             // Note: Using a view action here as sinking the AppSettings publisher tracks the initial value.
             analytics.trackInteraction(name: state.bindings.optimizeMediaUploads ? .MobileSettingsOptimizeMediaUploadsEnabled : .MobileSettingsOptimizeMediaUploadsDisabled)
+        case let .updateHideInviteAvatars(value):
+            hideInviteAvatarsTask = Task { [weak self] in await self?.updateHideInviteAvatars(value) }
+        case let .updateTimelineMediaVisibility(value):
+            timelineMediaVisibilityTask = Task { [weak self] in await self?.updateTimelineMediaVisibility(value) }
+        }
+    }
+    
+    private func updateTimelineMediaVisibility(_ value: TimelineMediaVisibility) async {
+        defer {
+            timelineMediaVisibilityTask = nil
+            state.isWaitingTimelineMediaVisibility = false
+        }
+        
+        let previousState = state.timelineMediaVisibility
+        state.isWaitingTimelineMediaVisibility = true
+        state.timelineMediaVisibility = value
+        // If the other value is updating wait also for it to finish
+        await hideInviteAvatarsTask?.value
+        
+        switch await clientProxy.setTimelineMediaVisibility(value) {
+        case .success:
+            break
+        case .failure:
+            state.timelineMediaVisibility = previousState
+            userIndicatorController.submitIndicator(.init(title: L10n.errorUnknown))
+        }
+    }
+    
+    private func updateHideInviteAvatars(_ value: Bool) async {
+        defer {
+            hideInviteAvatarsTask = nil
+            state.isWaitingHideInviteAvatars = false
+        }
+        
+        let previousState = state.hideInviteAvatars
+        state.isWaitingHideInviteAvatars = true
+        state.hideInviteAvatars = value
+        // If the other value is updating wait also for it to finish
+        await timelineMediaVisibilityTask?.value
+        
+        switch await clientProxy.setHideInviteAvatars(value) {
+        case .success:
+            break
+        case .failure:
+            state.hideInviteAvatars = previousState
+            userIndicatorController.submitIndicator(.init(title: L10n.errorUnknown))
         }
     }
 }

ElementX/Sources/Screens/Settings/AvancedOptionsScreen/View/AdvancedSettingsScreen.swift

@@ -42,21 +42,39 @@ struct AdvancedSettingsScreen: View {
         .navigationBarTitleDisplayMode(.inline)
     }
     
+    @ViewBuilder
     private var moderationAndSafetySection: some View {
+        let binding = Binding(get: {
+            context.viewState.hideInviteAvatars
+        }, set: { newValue in
+            context.send(viewAction: .updateHideInviteAvatars(newValue))
+        })
+        
         Section {
             ListRow(label: .plain(title: L10n.screenAdvancedSettingsHideInviteAvatarsToggleTitle),
-                    kind: .toggle($context.hideInviteAvatars))
+                    details: context.viewState.isWaitingHideInviteAvatars ? .isWaiting(true) : nil,
+                    kind: .toggle(binding))
+                .disabled(context.viewState.isWaitingHideInviteAvatars)
         } header: {
             Text(L10n.screenAdvancedSettingsModerationAndSafetySectionTitle)
                 .compoundListSectionHeader()
         }
     }
     
+    @ViewBuilder
     private var timelineMediaSection: some View {
+        let binding = Binding(get: {
+            context.viewState.timelineMediaVisibility
+        }, set: { newValue in
+            context.send(viewAction: .updateTimelineMediaVisibility(newValue))
+        })
+        
         Section {
             ListRow(label: .plain(title: L10n.screenAdvancedSettingsShowMediaTimelineTitle),
-                    kind: .inlinePicker(selection: $context.timelineMediaVisibility,
+                    details: .isWaiting(context.viewState.isWaitingTimelineMediaVisibility),
+                    kind: .inlinePicker(selection: binding,
                                         items: TimelineMediaVisibility.items))
+                .disabled(context.viewState.isWaitingTimelineMediaVisibility)
         } header: {
             Text(L10n.screenAdvancedSettingsShowMediaTimelineTitle)
                 .compoundListSectionHeader()
@@ -84,7 +102,9 @@ private extension AppAppearance {
 
 struct AdvancedSettingsScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = AdvancedSettingsScreenViewModel(advancedSettings: ServiceLocator.shared.settings,
-                                                           analytics: ServiceLocator.shared.analytics)
+                                                           analytics: ServiceLocator.shared.analytics,
+                                                           clientProxy: ClientProxyMock(.init()),
+                                                           userIndicatorController: UserIndicatorControllerMock())
     static var previews: some View {
         NavigationStack {
             AdvancedSettingsScreen(context: viewModel.context)

ElementX/Sources/Screens/Timeline/TimelineViewModel.swift

@@ -88,7 +88,7 @@ class TimelineViewModel: TimelineViewModelType, TimelineViewModelProtocol {
                                                                 timelineControllerFactory: timelineControllerFactory,
                                                                 clientProxy: clientProxy)
         
-        let hideTimelineMedia = switch appSettings.timelineMediaVisibility {
+        let hideTimelineMedia = switch clientProxy.timelineMediaVisibilityPublisher.value {
         case .always:
             false
         case .privateOnly:
@@ -525,7 +525,7 @@ class TimelineViewModel: TimelineViewModelType, TimelineViewModelProtocol {
             .weakAssign(to: \.state.isViewSourceEnabled, on: self)
             .store(in: &cancellables)
         
-        appSettings.$timelineMediaVisibility
+        clientProxy.timelineMediaVisibilityPublisher
             .removeDuplicates()
             .flatMap { [weak self] timelineMediaVisibility -> AnyPublisher<Bool, Never> in
                 switch timelineMediaVisibility {
@@ -538,10 +538,10 @@ class TimelineViewModel: TimelineViewModelType, TimelineViewModelProtocol {
                     return roomProxy.infoPublisher
                         .map { !$0.isPrivate }
                         .removeDuplicates()
-                        .receive(on: DispatchQueue.main)
                         .eraseToAnyPublisher()
                 }
             }
+            .receive(on: DispatchQueue.main)
             .weakAssign(to: \.state.hideTimelineMedia, on: self)
             .store(in: &cancellables)
     }

ElementX/Sources/Services/Client/ClientProxy.swift

@@ -39,6 +39,9 @@ class ClientProxy: ClientProxyProtocol {
     // periphery:ignore - required for instance retention in the rust codebase
     private var sendQueueListenerTaskHandle: TaskHandle?
     
+    // periphery:ignore - required for instance retention in the rust codebase
+    private var mediaPreviewConfigListenerTaskHandle: TaskHandle?
+    
     private var delegateHandle: TaskHandle?
     
     // These following summary providers both operate on the same allRooms() list but
@@ -132,6 +135,16 @@ class ClientProxy: ClientProxyProtocol {
         verificationStateSubject.asCurrentValuePublisher()
     }
     
+    private let timelineMediaVisibilitySubject = CurrentValueSubject<TimelineMediaVisibility, Never>(.always)
+    var timelineMediaVisibilityPublisher: CurrentValuePublisher<TimelineMediaVisibility, Never> {
+        timelineMediaVisibilitySubject.asCurrentValuePublisher()
+    }
+    
+    private let hideInviteAvatarsSubject = CurrentValueSubject<Bool, Never>(false)
+    var hideInviteAvatarsPublisher: CurrentValuePublisher<Bool, Never> {
+        hideInviteAvatarsSubject.asCurrentValuePublisher()
+    }
+    
     var roomsToAwait: Set<String> = []
     
     private let sendQueueStatusSubject = CurrentValueSubject<Bool, Never>(false)
@@ -230,6 +243,10 @@ class ClientProxy: ClientProxyProtocol {
                 MXLog.error("Failed setting media retention policy with error: \(error)")
             }
         }
+        
+        Task {
+            mediaPreviewConfigListenerTaskHandle = await createMediaPreviewConfigObserver()
+        }
     }
     
     var userID: String {
@@ -725,6 +742,16 @@ class ClientProxy: ClientProxyProtocol {
         }
     }
     
+    func fetchMediaPreviewConfiguration() async -> Result<MediaPreviewConfig?, ClientProxyError> {
+        do {
+            let config = try await client.fetchMediaPreviewConfig()
+            return .success(config)
+        } catch {
+            MXLog.error("Failed fetching media preview config with error: \(error)")
+            return .failure(.sdkError(error))
+        }
+    }
+        
     // MARK: Ignored users
     
     func ignoreUser(_ userID: String) async -> Result<Void, ClientProxyError> {
@@ -798,6 +825,28 @@ class ClientProxy: ClientProxyProtocol {
         return users.elements
     }
     
+    // MARK: Moderation & Safety
+    
+    func setTimelineMediaVisibility(_ value: TimelineMediaVisibility) async -> Result<Void, ClientProxyError> {
+        do {
+            try await client.setMediaPreviewDisplayPolicy(policy: value.rustValue)
+            return .success(())
+        } catch {
+            MXLog.error("Failed to set timeline media visibility: \(error)")
+            return .failure(.sdkError(error))
+        }
+    }
+    
+    func setHideInviteAvatars(_ value: Bool) async -> Result<Void, ClientProxyError> {
+        do {
+            try await client.setInviteAvatarsDisplayPolicy(policy: value ? .off : .on)
+            return .success(())
+        } catch {
+            MXLog.error("Failed to set hide invite avatars: \(error)")
+            return .failure(.sdkError(error))
+        }
+    }
+    
     // MARK: - Private
     
     private func cacheAccountURL() async {
@@ -868,6 +917,26 @@ class ClientProxy: ClientProxyProtocol {
         })
     }
     
+    private func createMediaPreviewConfigObserver() async -> TaskHandle? {
+        do {
+            return try await client.subscribeToMediaPreviewConfig(listener: SDKListener { [weak self] config in
+                guard let self else { return }
+                
+                if let config {
+                    timelineMediaVisibilitySubject.send(config.mediaPreviewVisibility)
+                    hideInviteAvatarsSubject.send(config.hideInviteAvatars)
+                } else {
+                    // return default values
+                    timelineMediaVisibilitySubject.send(.always)
+                    hideInviteAvatarsSubject.send(false)
+                }
+            })
+        } catch {
+            MXLog.error("Failed creating media preview config observer: \(error)")
+            return nil
+        }
+    }
+
     private func createRoomListServiceObserver(_ roomListService: RoomListService) -> TaskHandle {
         roomListService.state(listener: SDKListener { [weak self] state in
             guard let self else { return }
@@ -1133,3 +1202,38 @@ private struct ClientProxyServices {
         self.roomListService = roomListService
     }
 }
+
+private extension MediaPreviewConfig {
+    var mediaPreviewVisibility: TimelineMediaVisibility {
+        switch mediaPreviews {
+        case .on:
+            .always
+        case .private:
+            .privateOnly
+        case .off:
+            .never
+        }
+    }
+    
+    var hideInviteAvatars: Bool {
+        switch inviteAvatars {
+        case .off:
+            true
+        case .on:
+            false
+        }
+    }
+}
+
+private extension TimelineMediaVisibility {
+    var rustValue: MediaPreviews {
+        switch self {
+        case .always:
+            .on
+        case .never:
+            .off
+        case .privateOnly:
+            .private
+        }
+    }
+}

ElementX/Sources/Services/Client/ClientProxyProtocol.swift

@@ -63,6 +63,13 @@ enum SessionVerificationState {
     case unverified
 }
 
+// The `Decodable` conformance is just for the purpose of migration
+enum TimelineMediaVisibility: Decodable {
+    case always
+    case privateOnly
+    case never
+}
+
 // sourcery: AutoMockable
 protocol ClientProxyProtocol: AnyObject, MediaLoaderProtocol {
     var actionsPublisher: AnyPublisher<ClientProxyAction, Never> { get }
@@ -93,6 +100,10 @@ protocol ClientProxyProtocol: AnyObject, MediaLoaderProtocol {
     /// We delay fetching this until after the first sync. Nil until then
     var ignoredUsersPublisher: CurrentValuePublisher<[String]?, Never> { get }
     
+    var timelineMediaVisibilityPublisher: CurrentValuePublisher<TimelineMediaVisibility, Never> { get }
+    
+    var hideInviteAvatarsPublisher: CurrentValuePublisher<Bool, Never> { get }
+    
     var pusherNotificationClientIdentifier: String? { get }
     
     var roomSummaryProvider: RoomSummaryProviderProtocol { get }
@@ -186,6 +197,8 @@ protocol ClientProxyProtocol: AnyObject, MediaLoaderProtocol {
     
     @discardableResult func clearCaches() async -> Result<Void, ClientProxyError>
     
+    func fetchMediaPreviewConfiguration() async -> Result<MediaPreviewConfig?, ClientProxyError>
+
     // MARK: - Ignored users
     
     func ignoreUser(_ userID: String) async -> Result<Void, ClientProxyError>
@@ -210,4 +223,9 @@ protocol ClientProxyProtocol: AnyObject, MediaLoaderProtocol {
     func resetIdentity() async -> Result<IdentityResetHandle?, ClientProxyError>
     
     func userIdentity(for userID: String) async -> Result<UserIdentityProxyProtocol?, ClientProxyError>
+    
+    // MARK: - Moderation & Safety
+    
+    func setTimelineMediaVisibility(_ value: TimelineMediaVisibility) async -> Result<Void, ClientProxyError>
+    func setHideInviteAvatars(_ value: Bool) async -> Result<Void, ClientProxyError>
 }

NSE/Sources/NSEUserSession.swift

@@ -19,6 +19,28 @@ final class NSEUserSession {
                                                                                networkMonitor: nil)
     private let delegateHandle: TaskHandle?
     
+    var mediaPreviewVisibility: MediaPreviews {
+        get async {
+            do {
+                return try await baseClient.getMediaPreviewDisplayPolicy() ?? .on
+            } catch {
+                MXLog.error("Failed to get media preview visibility, defaulting to on. Error: \(error)")
+                return .on
+            }
+        }
+    }
+    
+    var inviteAvatarsVisibility: InviteAvatars {
+        get async {
+            do {
+                return try await baseClient.getInviteAvatarsDisplayPolicy() ?? .on
+            } catch {
+                MXLog.error("Failed to get invite avatars visibility, defaulting to on. Error: \(error)")
+                return .on
+            }
+        }
+    }
+
     init(credentials: KeychainCredentials,
          roomID: String,
          clientSessionDelegate: ClientSessionDelegate,

NSE/Sources/NotificationContentBuilder.swift

@@ -15,7 +15,7 @@ import Version
 
 struct NotificationContentBuilder {
     let messageEventStringBuilder: RoomMessageEventStringBuilder
-    let settings: CommonSettingsProtocol
+    let userSession: NSEUserSession
     
     /// Process the given notification item proxy
     /// - Parameters:
@@ -104,7 +104,7 @@ struct NotificationContentBuilder {
                             senderID: notificationItem.senderID,
                             senderName: notificationItem.senderDisplayName ?? notificationItem.roomDisplayName,
                             icon: icon(for: notificationItem),
-                            forcePlaceholder: settings.hideInviteAvatars,
+                            forcePlaceholder: userSession.inviteAvatarsVisibility == .off,
                             mediaProvider: mediaProvider)
     }
     
@@ -146,8 +146,9 @@ struct NotificationContentBuilder {
         let displayName = notificationItem.senderDisplayName ?? notificationItem.roomDisplayName
         notificationContent.body = String(messageEventStringBuilder.buildAttributedString(for: messageType, senderDisplayName: displayName, isOutgoing: false).characters)
         
-        guard settings.timelineMediaVisibility == .always ||
+        let timelineMediaVisibility = await userSession.mediaPreviewVisibility
-            (settings.timelineMediaVisibility == .privateOnly && notificationItem.isRoomPrivate)
+        guard timelineMediaVisibility == .on ||
+            (timelineMediaVisibility == .private && notificationItem.isRoomPrivate)
         else {
             return
         }

NSE/Sources/NotificationHandler.swift

@@ -36,7 +36,7 @@ class NotificationHandler {
                                                                destination: .notification)
         
         notificationContentBuilder = NotificationContentBuilder(messageEventStringBuilder: eventStringBuilder,
-                                                                settings: settings)
+                                                                userSession: userSession)
     }
     
     func processEvent(_ eventID: String, roomID: String) async {

project.yml

@@ -69,7 +69,7 @@ packages:
     # path: ../matrix-rust-sdk
   Compound:
     url: https://github.com/element-hq/compound-ios
-    revision: 81ba8bd8b3971beac252129c5466d7eac2f2ec31
+    revision: 139d4f3d1ed19cc513686e5e39750ecef54c8403
     # path: ../compound-ios
   AnalyticsEvents:
     url: https://github.com/matrix-org/matrix-analytics-events