Add smart routing to daita settings data

ios/MullvadREST/Relay/RelayPicking.swift

@@ -49,7 +49,7 @@ struct SinglehopPicker: RelayPicking {
                 by: constraints.exitLocations,
                 in: relays,
                 filterConstraint: constraints.filter,
-                daitaEnabled: daitaSettings.state.isEnabled
+                daitaEnabled: daitaSettings.daitaState.isEnabled
             )
         } catch let error as NoRelaysSatisfyingConstraintsError where error.reason == .noDaitaRelaysFound {
             #if DEBUG
@@ -83,7 +83,7 @@ struct MultihopPicker: RelayPicking {
             by: constraints.entryLocations,
             in: relays,
             filterConstraint: constraints.filter,
-            daitaEnabled: daitaSettings.state.isEnabled
+            daitaEnabled: daitaSettings.daitaState.isEnabled
         )
 
         let exitCandidates = try RelaySelector.WireGuard.findCandidates(

ios/MullvadSettings/DAITASettings.swift

@@ -18,15 +18,41 @@ public enum DAITAState: Codable {
     }
 }
 
-/// Selected relay is incompatible with Daita, either through singlehop or multihop.
+/// Whether smart routing is enabled
+public enum SmartRoutingState: Codable {
+    case on
+    case off
+
+    public var isEnabled: Bool {
+        self == .on
+    }
+}
+
+/// Selected relay is incompatible with DAITA, either through singlehop or multihop.
 public enum DAITASettingsCompatibilityError {
     case singlehop, multihop
 }
 
 public struct DAITASettings: Codable, Equatable {
-    public let state: DAITAState
+    @available(*, deprecated, renamed: "daitaState")
+    public let state: DAITAState = .off
+
+    public let daitaState: DAITAState
+    public let smartRoutingState: SmartRoutingState
+
+    public init(daitaState: DAITAState = .off, smartRoutingState: SmartRoutingState = .off) {
+        self.daitaState = daitaState
+        self.smartRoutingState = smartRoutingState
+    }
+
+    public init(from decoder: any Decoder) throws {
+        let container = try decoder.container(keyedBy: CodingKeys.self)
+
+        daitaState = try container.decodeIfPresent(DAITAState.self, forKey: .daitaState)
+            ?? container.decodeIfPresent(DAITAState.self, forKey: .state)
+            ?? .off
 
-    public init(state: DAITAState = .off) {
-        self.state = state
+        smartRoutingState = try container.decodeIfPresent(SmartRoutingState.self, forKey: .smartRoutingState)
+            ?? .off
     }
 }

ios/MullvadVPN/Coordinators/LocationCoordinator.swift

@@ -62,7 +62,7 @@ class LocationCoordinator: Coordinator, Presentable, Presenting {
             customListRepository: customListRepository,
             constraints: tunnelManager.settings.relayConstraints,
             multihopEnabled: tunnelManager.settings.tunnelMultihopState.isEnabled,
-            daitaEnabled: tunnelManager.settings.daita.state.isEnabled,
+            daitaEnabled: tunnelManager.settings.daita.daitaState.isEnabled,
             startContext: startContext
         )
         locationViewControllerWrapper.delegate = self

ios/MullvadVPN/SimulatorTunnelProvider/SimulatorTunnelProviderHost.swift

@@ -182,7 +182,7 @@ final class SimulatorTunnelProviderHost: SimulatorTunnelProviderDelegate {
                     remotePort: selectedRelays.entry?.endpoint.ipv4Relay.port ?? selectedRelays.exit.endpoint.ipv4Relay
                         .port,
                     isPostQuantum: settings.tunnelQuantumResistance.isEnabled,
-                    isDaitaEnabled: settings.daita.state.isEnabled
+                    isDaitaEnabled: settings.daita.daitaState.isEnabled
                 )
             )
         } catch {

ios/MullvadVPN/TunnelManager/StartTunnelOperation.swift

@@ -93,7 +93,7 @@ class StartTunnelOperation: ResultOperation<Void> {
             tunnelStatus.state = .connecting(
                 selectedRelays,
                 isPostQuantum: interactor.settings.tunnelQuantumResistance.isEnabled,
-                isDaita: interactor.settings.daita.state.isEnabled
+                isDaita: interactor.settings.daita.daitaState.isEnabled
             )
         }
 

ios/MullvadVPN/View controllers/VPNSettings/VPNSettingsCellFactory.swift

@@ -216,15 +216,15 @@ final class VPNSettingsCellFactory: CellFactoryProtocol {
                 comment: ""
             )
             cell.accessibilityIdentifier = item.accessibilityIdentifier
-            cell.setOn(viewModel.daitaSettings.state.isEnabled, animated: false)
+            cell.setOn(viewModel.daitaSettings.daitaState.isEnabled, animated: false)
 
             cell.infoButtonHandler = { [weak self] in
                 self?.delegate?.showInfo(for: .daita)
             }
 
             cell.action = { [weak self] isEnabled in
                 let state: DAITAState = isEnabled ? .on : .off
-                self?.delegate?.switchDaitaState(DAITASettings(state: state))
+                self?.delegate?.switchDaitaState(DAITASettings(daitaState: state))
             }
 
         case .multihopSwitch:

ios/MullvadVPN/View controllers/VPNSettings/VPNSettingsInteractor.swift

@@ -53,7 +53,7 @@ final class VPNSettingsInteractor {
     }
 
     func evaluateDaitaSettingsCompatibility(_ settings: DAITASettings) -> DAITASettingsCompatibilityError? {
-        guard settings.state.isEnabled else { return nil }
+        guard settings.daitaState.isEnabled else { return nil }
 
         var tunnelSettings = tunnelSettings
         tunnelSettings.daita = settings

ios/MullvadVPNTests/MullvadREST/Relay/MultihopDecisionFlowTests.swift

@@ -120,7 +120,7 @@ extension MultihopDecisionFlowTests {
 
         return MultihopPicker(
             constraints: constraints,
-            daitaSettings: DAITASettings(state: .off),
+            daitaSettings: DAITASettings(daitaState: .off),
             relays: sampleRelays,
             connectionAttemptCount: 0
         )

ios/MullvadVPNTests/MullvadREST/Relay/RelayPickingTests.swift

@@ -24,7 +24,7 @@ class RelayPickingTests: XCTestCase {
 
         let picker = SinglehopPicker(
             constraints: constraints,
-            daitaSettings: DAITASettings(state: .off),
+            daitaSettings: DAITASettings(daitaState: .off),
             relays: sampleRelays,
             connectionAttemptCount: 0
         )
@@ -43,7 +43,7 @@ class RelayPickingTests: XCTestCase {
 
         let picker = MultihopPicker(
             constraints: constraints,
-            daitaSettings: DAITASettings(state: .off),
+            daitaSettings: DAITASettings(daitaState: .off),
             relays: sampleRelays,
             connectionAttemptCount: 0
         )
@@ -62,7 +62,7 @@ class RelayPickingTests: XCTestCase {
 
         let picker = MultihopPicker(
             constraints: constraints,
-            daitaSettings: DAITASettings(state: .off),
+            daitaSettings: DAITASettings(daitaState: .off),
             relays: sampleRelays,
             connectionAttemptCount: 0
         )

ios/MullvadVPNTests/MullvadREST/Relay/RelaySelectorWrapperTests.swift

@@ -48,7 +48,7 @@ class RelaySelectorWrapperTests: XCTestCase {
         let settings = LatestTunnelSettings(
             relayConstraints: singlehopWithoutDaitaConstraints,
             tunnelMultihopState: .off,
-            daita: DAITASettings(state: .off)
+            daita: DAITASettings(daitaState: .off)
         )
 
         let selectedRelays = try wrapper.selectRelays(tunnelSettings: settings, connectionAttemptCount: 0)
@@ -61,7 +61,7 @@ class RelaySelectorWrapperTests: XCTestCase {
         let settings = LatestTunnelSettings(
             relayConstraints: multihopWithDaitaConstraints,
             tunnelMultihopState: .on,
-            daita: DAITASettings(state: .off)
+            daita: DAITASettings(daitaState: .off)
         )
 
         let selectedRelays = try wrapper.selectRelays(tunnelSettings: settings, connectionAttemptCount: 0)
@@ -74,7 +74,7 @@ class RelaySelectorWrapperTests: XCTestCase {
         let settings = LatestTunnelSettings(
             relayConstraints: multihopWithDaitaConstraints,
             tunnelMultihopState: .on,
-            daita: DAITASettings(state: .on)
+            daita: DAITASettings(daitaState: .on)
         )
 
         XCTAssertNoThrow(try wrapper.selectRelays(tunnelSettings: settings, connectionAttemptCount: 0))
@@ -86,7 +86,7 @@ class RelaySelectorWrapperTests: XCTestCase {
         let settings = LatestTunnelSettings(
             relayConstraints: multihopWithoutDaitaConstraints,
             tunnelMultihopState: .on,
-            daita: DAITASettings(state: .on)
+            daita: DAITASettings(daitaState: .on)
         )
 
         XCTAssertThrowsError(try wrapper.selectRelays(tunnelSettings: settings, connectionAttemptCount: 0))
@@ -98,7 +98,7 @@ class RelaySelectorWrapperTests: XCTestCase {
         let settings = LatestTunnelSettings(
             relayConstraints: singlehopWithDaitaConstraints,
             tunnelMultihopState: .off,
-            daita: DAITASettings(state: .on)
+            daita: DAITASettings(daitaState: .on)
         )
 
         let selectedRelays = try wrapper.selectRelays(tunnelSettings: settings, connectionAttemptCount: 0)
@@ -113,7 +113,7 @@ class RelaySelectorWrapperTests: XCTestCase {
         let settings = LatestTunnelSettings(
             relayConstraints: singlehopWithoutDaitaConstraints,
             tunnelMultihopState: .off,
-            daita: DAITASettings(state: .on)
+            daita: DAITASettings(daitaState: .on)
         )
 
         let selectedRelays = try wrapper.selectRelays(tunnelSettings: settings, connectionAttemptCount: 0)

ios/MullvadVPNTests/MullvadSettings/TunnelSettingsUpdateTests.swift

@@ -85,7 +85,7 @@ final class TunnelSettingsUpdateTests: XCTestCase {
 
     func testApplyDAITA() {
         // Given:
-        let daitaSettings = DAITASettings(state: .on)
+        let daitaSettings = DAITASettings(daitaState: .on)
         var settings = LatestTunnelSettings()
 
         // When:

ios/PacketTunnelCore/Actor/PacketTunnelActor+PostQuantum.swift

@@ -65,7 +65,7 @@ extension PacketTunnelActor {
         }
 
         var daitaConfiguration: DaitaConfiguration?
-        if settings.daita.state.isEnabled {
+        if settings.daita.daitaState.isEnabled {
             let maybeNot = Maybenot()
             daitaConfiguration = DaitaConfiguration(
                 machines: maybeNot.machines,

ios/PacketTunnelCore/Actor/PacketTunnelActor.swift

@@ -259,7 +259,7 @@ extension PacketTunnelActor {
     ) async throws {
         let settings: Settings = try settingsReader.read()
 
-        if settings.quantumResistance.isEnabled || settings.daita.state.isEnabled {
+        if settings.quantumResistance.isEnabled || settings.daita.daitaState.isEnabled {
             try await tryStartEphemeralPeerNegotiation(withSettings: settings, nextRelays: nextRelays, reason: reason)
         } else {
             try await tryStartConnection(withSettings: settings, nextRelays: nextRelays, reason: reason)
@@ -307,7 +307,7 @@ extension PacketTunnelActor {
         }
 
         var daitaConfiguration: DaitaConfiguration?
-        if settings.daita.state.isEnabled {
+        if settings.daita.daitaState.isEnabled {
             let maybeNot = Maybenot()
             daitaConfiguration = DaitaConfiguration(
                 machines: maybeNot.machines,
@@ -417,7 +417,7 @@ extension PacketTunnelActor {
                 transportLayer: .udp,
                 remotePort: connectedRelay.endpoint.ipv4Relay.port,
                 isPostQuantum: settings.quantumResistance.isEnabled,
-                isDaitaEnabled: settings.daita.state.isEnabled
+                isDaitaEnabled: settings.daita.daitaState.isEnabled
             )
         case .disconnecting, .disconnected:
             return nil
@@ -460,7 +460,7 @@ extension PacketTunnelActor {
             transportLayer: transportLayer,
             remotePort: protocolObfuscator.remotePort,
             isPostQuantum: settings.quantumResistance.isEnabled,
-            isDaitaEnabled: settings.daita.state.isEnabled
+            isDaitaEnabled: settings.daita.daitaState.isEnabled
         )
     }