Late dismissal after changing active provider server (#804)

The dismissal action waited until the current connection was
disconnected.

Consider that AppContext makes the explicit .connect() redundant,
reconnection is already happening after saving a profile while
connected.

Passepartout/Library/Sources/AppUIMain/Extensions/ProviderEntityViewProviding+Extensions.swift

@@ -23,12 +23,14 @@
 //  along with Passepartout.  If not, see <http://www.gnu.org/licenses/>.
 //
 
+import CommonUtils
 import PassepartoutKit
 import SwiftUI
 
 extension ProviderEntityViewProviding where Self: ProviderCompatibleModule, EntityType.Configuration: ProviderConfigurationIdentifiable & Codable {
     func vpnProviderEntityView(
         with provider: ModuleMetadata.Provider,
+        errorHandler: ErrorHandler,
         onSelect: @escaping (any ProviderEntity & Encodable) async throws -> Void
     ) -> some View {
         let selectedEntity = try? provider
@@ -40,6 +42,7 @@ extension ProviderEntityViewProviding where Self: ProviderCompatibleModule, Enti
         return VPNProviderServerCoordinator(
             moduleId: id,
             providerId: provider.id,
+            errorHandler: errorHandler,
             selectedEntity: selectedEntity,
             onSelect: onSelect
         )

Passepartout/Library/Sources/AppUIMain/Protocols/ProviderEntityViewProviding.swift

@@ -23,6 +23,7 @@
 //  along with Passepartout.  If not, see <http://www.gnu.org/licenses/>.
 //
 
+import CommonUtils
 import PassepartoutKit
 import SwiftUI
 
@@ -32,6 +33,7 @@ protocol ProviderEntityViewProviding {
     @MainActor
     func providerEntityView(
         with provider: ModuleMetadata.Provider,
+        errorHandler: ErrorHandler,
         onSelect: @escaping (any ProviderEntity & Encodable) async throws -> Void
     ) -> EntityContent
 }

Passepartout/Library/Sources/AppUIMain/Views/App/AppCoordinator.swift

@@ -25,6 +25,7 @@
 
 import AppLibrary
 import CommonLibrary
+import CommonUtils
 import PassepartoutKit
 import SwiftUI
 
@@ -51,6 +52,9 @@ public struct AppCoordinator: View, AppCoordinatorConforming {
     @State
     private var profilePath = NavigationPath()
 
+    @StateObject
+    private var errorHandler: ErrorHandler = .default()
+
     public init(
         profileManager: ProfileManager,
         tunnel: ExtendedTunnel,
@@ -114,6 +118,7 @@ extension AppCoordinator {
             tunnel: tunnel,
             registry: registry,
             isImporting: $isImporting,
+            errorHandler: errorHandler,
             flow: .init(
                 onEditProfile: {
                     guard let profile = profileManager.profile(withId: $0.id) else {
@@ -167,7 +172,8 @@ extension AppCoordinator {
                 tunnel: tunnel,
                 profile: profile,
                 module: module,
-                provider: provider
+                provider: provider,
+                errorHandler: errorHandler
             )
 
         case .settings:

Passepartout/Library/Sources/AppUIMain/Views/App/ProfileContainerView.swift

@@ -40,14 +40,14 @@ struct ProfileContainerView: View, Routable {
     @Binding
     var isImporting: Bool
 
+    @ObservedObject
+    var errorHandler: ErrorHandler
+
     var flow: ProfileFlow?
 
     @StateObject
     private var interactiveManager = InteractiveManager()
 
-    @StateObject
-    private var errorHandler: ErrorHandler = .default()
-
     var body: some View {
         debugChanges()
         return innerView
@@ -150,7 +150,8 @@ private struct PreviewView: View {
                 profileManager: .mock,
                 tunnel: .mock,
                 registry: Registry(),
-                isImporting: .constant(false)
+                isImporting: .constant(false),
+                errorHandler: .default()
             )
         }
         .withMockEnvironment()

Passepartout/Library/Sources/AppUIMain/Views/App/ProviderEntitySelector.swift

@@ -24,6 +24,7 @@
 //
 
 import AppLibrary
+import CommonUtils
 import PassepartoutKit
 import SwiftUI
 
@@ -44,9 +45,15 @@ struct ProviderEntitySelector: View {
 
     let provider: ModuleMetadata.Provider
 
+    let errorHandler: ErrorHandler
+
     var body: some View {
         if let viewProvider = module as? any ProviderEntityViewProviding {
-            AnyView(viewProvider.providerEntityView(with: provider, onSelect: onSelect))
+            AnyView(viewProvider.providerEntityView(
+                with: provider,
+                errorHandler: errorHandler,
+                onSelect: onSelect
+            ))
         } else {
             fatalError("Module got too far without being ProviderEntityViewProviding: \(module)")
         }
@@ -58,16 +65,15 @@ private extension ProviderEntitySelector {
         pp_log(.app, .info, "Select new provider entity: \(entity)")
 
         var builder = profile.builder()
-        try builder.setProviderEntity(entity, forModuleWithId: module.id)
-        let newProfile = try builder.tryBuild()
-        try await profileManager.save(newProfile)
+        do {
+            try builder.setProviderEntity(entity, forModuleWithId: module.id)
+            let newProfile = try builder.tryBuild()
+            try await profileManager.save(newProfile)
 
-        Task {
-            do {
-                try await tunnel.connect(with: newProfile, processor: profileProcessor)
-            } catch {
-                pp_log(.app, .error, "Unable to connect with new provider entity: \(error)")
-            }
+            // will reconnect via AppContext observation
+        } catch {
+            pp_log(.app, .error, "Unable to save new provider entity: \(error)")
+            throw error
         }
     }
 }

Passepartout/Library/Sources/AppUIMain/Views/Modules/Extensions/OpenVPNModule+Extensions.swift

@@ -23,6 +23,7 @@
 //  along with Passepartout.  If not, see <http://www.gnu.org/licenses/>.
 //
 
+import CommonUtils
 import PassepartoutKit
 import SwiftUI
 
@@ -35,8 +36,9 @@ extension OpenVPNModule.Builder: ModuleViewProviding {
 extension OpenVPNModule: ProviderEntityViewProviding {
     func providerEntityView(
         with provider: ModuleMetadata.Provider,
+        errorHandler: ErrorHandler,
         onSelect: @escaping (any ProviderEntity & Encodable) async throws -> Void
     ) -> some View {
-        vpnProviderEntityView(with: provider, onSelect: onSelect)
+        vpnProviderEntityView(with: provider, errorHandler: errorHandler, onSelect: onSelect)
     }
 }

Passepartout/Library/Sources/AppUIMain/Views/Provider/VPNProviderServerCoordinator.swift

@@ -36,13 +36,13 @@ struct VPNProviderServerCoordinator<Configuration>: View where Configuration: Pr
 
     let providerId: ProviderID
 
+    @ObservedObject
+    var errorHandler: ErrorHandler
+
     let selectedEntity: VPNEntity<Configuration>?
 
     let onSelect: (VPNEntity<Configuration>) async throws -> Void
 
-    @StateObject
-    private var errorHandler: ErrorHandler = .default()
-
     var body: some View {
         NavigationStack {
             VPNProviderServerView(
@@ -67,7 +67,6 @@ struct VPNProviderServerCoordinator<Configuration>: View where Configuration: Pr
                     }
                 }
             }
-            .withErrorHandler(errorHandler)
         }
     }
 }
@@ -77,8 +76,8 @@ private extension VPNProviderServerCoordinator {
         Task {
             do {
                 let entity = VPNEntity(server: server, preset: preset)
-                try await onSelect(entity)
                 dismiss()
+                try await onSelect(entity)
             } catch {
                 pp_log(.app, .fault, "Unable to select server \(server.serverId) for provider \(server.provider.id): \(error)")
                 errorHandler.handle(error, title: Strings.Global.servers)