Add explicit environment objects to TableColumn (#873)

For some reason, Table doesn't seem to inherit the environment in some
cases. Reapply environment to each TableColumn (only Theme is required).

Work around what clearly seems to be a SwiftUI bug.

Fixes #872

Passepartout/Library/Sources/AppUIMain/Views/Migration/MigrateView+Section.swift

@@ -38,13 +38,12 @@ extension MigrateView {
         var body: some View {
             Section {
                 ForEach(profiles, id: \.id) {
-                    switch step {
-                    case .initial, .fetching, .fetched:
-                        button(forProfile: $0)
-
-                    default:
-                        row(forProfile: $0, status: statuses[$0.id])
-                    }
+                    ControlView(
+                        step: step,
+                        profile: $0,
+                        isIncluded: isIncludedBinding(for: $0.id),
+                        status: statusBinding(for: $0.id)
+                    )
                 }
             }
         }
@@ -52,25 +51,73 @@ extension MigrateView {
 }
 
 private extension MigrateView.SectionView {
-    func button(forProfile profile: MigratableProfile) -> some View {
-        Button {
-            if statuses[profile.id] == .excluded {
-                statuses.removeValue(forKey: profile.id)
+    func isIncludedBinding(for profileId: UUID) -> Binding<Bool> {
+        Binding {
+            statuses[profileId] != .excluded
+        } set: {
+            if $0 {
+                statuses.removeValue(forKey: profileId)
             } else {
-                statuses[profile.id] = .excluded
+                statuses[profileId] = .excluded
             }
-        } label: {
-            row(forProfile: profile, status: nil)
         }
     }
 
-    func row(forProfile profile: MigratableProfile, status: MigrationStatus?) -> some View {
-        HStack {
-            CardView(profile: profile)
-            Spacer()
-            StatusView(isIncluded: statuses[profile.id] != .excluded, status: status)
+    func statusBinding(for profileId: UUID) -> Binding<MigrationStatus?> {
+        Binding {
+            statuses[profileId]
+        } set: {
+            if let newValue = $0 {
+                statuses[profileId] = newValue
+            } else {
+                statuses.removeValue(forKey: profileId)
+            }
+        }
+    }
+}
+
+private extension MigrateView.SectionView {
+    struct ControlView: View {
+        let step: MigrateView.Model.Step
+
+        let profile: MigratableProfile
+
+        @Binding
+        var isIncluded: Bool
+
+        @Binding
+        var status: MigrationStatus?
+
+        var body: some View {
+            switch step {
+            case .initial, .fetching, .fetched:
+                buttonView
+
+            default:
+                rowView
+            }
+        }
+
+        var buttonView: some View {
+            Button {
+                if status == .excluded {
+                    status = nil
+                } else {
+                    status = .excluded
+                }
+            } label: {
+                rowView
+            }
+        }
+
+        var rowView: some View {
+            HStack {
+                CardView(profile: profile)
+                Spacer()
+                StatusView(isIncluded: status != .excluded, status: status)
+            }
+            .foregroundStyle(status.style)
         }
-        .foregroundStyle(statuses[profile.id].style)
     }
 }
 

Passepartout/Library/Sources/AppUIMain/Views/Migration/MigrateView+Table.swift

@@ -28,6 +28,10 @@ import SwiftUI
 
 extension MigrateView {
     struct TableView: View {
+
+        @EnvironmentObject
+        private var theme: Theme
+
         let step: Model.Step
 
         let profiles: [MigratableProfile]
@@ -45,17 +49,13 @@ extension MigrateView {
                     Text($0.timestamp)
                         .foregroundStyle(statuses.style(for: $0.id))
                 }
-                TableColumn("") { profile in
-                    switch step {
-                    case .initial, .fetching, .fetched:
-                        Toggle("", isOn: isIncludedBinding(for: profile.id))
-                            .labelsHidden()
-
-                    default:
-                        if let status = statuses[profile.id] {
-                            StatusView(status: status)
-                        }
-                    }
+                TableColumn("") {
+                    ControlView(
+                        step: step,
+                        isIncluded: isIncludedBinding(for: $0.id),
+                        status: statuses[$0.id]
+                    )
+                    .environmentObject(theme) // TODO: #873, Table loses environment
                 }
             }
         }
@@ -77,10 +77,27 @@ private extension MigrateView.TableView {
 }
 
 private extension MigrateView.TableView {
-    struct StatusView: View {
-        let status: MigrationStatus
+    struct ControlView: View {
+        let step: MigrateView.Model.Step
+
+        @Binding
+        var isIncluded: Bool
+
+        let status: MigrationStatus?
 
         var body: some View {
+            switch step {
+            case .initial, .fetching, .fetched:
+                Toggle("", isOn: $isIncluded)
+                    .labelsHidden()
+
+            default:
+                statusView
+            }
+        }
+
+        @ViewBuilder
+        var statusView: some View {
             switch status {
             case .excluded:
                 Text("--")
@@ -93,6 +110,9 @@ private extension MigrateView.TableView {
 
             case .failed:
                 ThemeImage(.failure)
+
+            case .none:
+                EmptyView()
             }
         }
     }

Passepartout/Library/Sources/AppUIMain/Views/Provider/macOS/VPNProviderServerView+macOS.swift

@@ -44,6 +44,10 @@ extension VPNProviderServerView {
 
 extension VPNProviderServerView {
     struct ServersSubview: View {
+
+        @EnvironmentObject
+        private var theme: Theme
+
         let servers: [VPNServer]
 
         let selectedServer: VPNServer?
@@ -69,12 +73,14 @@ extension VPNProviderServerView {
                 TableColumn("") { server in
                     ThemeImage(.marked)
                         .opaque(server.id == selectedServer?.id)
+                        .environmentObject(theme) // TODO: #873, Table loses environment
                 }
                 .width(10.0)
 
                 TableColumn(Strings.Global.region) { server in
                     ThemeCountryText(server.provider.countryCode, title: server.region)
                         .help(server.region)
+                        .environmentObject(theme) // TODO: #873, Table loses environment
                 }
 
                 TableColumn(Strings.Global.address, value: \.address)
@@ -84,6 +90,7 @@ extension VPNProviderServerView {
                         value: server.serverId,
                         selection: $favoritesManager.serverIds
                     )
+                    .environmentObject(theme) // TODO: #873, Table loses environment
                 }
                 .width(15.0)
 

Passepartout/LoginItem/AppDelegate.swift

@@ -85,11 +85,11 @@ private extension AppDelegate {
 
 // MARK: - Preconcurrency warnings
 
-extension NSWorkspace: @unchecked Sendable {
+extension NSWorkspace: @retroactive @unchecked Sendable {
 }
 
 extension NSRunningApplication: @unchecked Sendable {
 }
 
-extension NSWorkspace.OpenConfiguration: @unchecked Sendable {
+extension NSWorkspace.OpenConfiguration: @retroactive @unchecked Sendable {
 }