Limit tunnel updates (#843)

- Do not observe tunnel in grid/list
- Only observe .$currentProfile for grid selection
- Move row tunnel updates to MarkerView
- Debug InstalledProfileView

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

@@ -163,7 +163,8 @@ private struct StatusText: View {
     let isOpaque: Bool
 
     var body: some View {
-        ConnectionStatusText(tunnel: tunnel)
+        debugChanges()
+        return ConnectionStatusText(tunnel: tunnel)
             .font(.body)
             .foregroundStyle(tunnel.statusColor(theme))
             .opaque(isOpaque)

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

@@ -36,8 +36,7 @@ struct ProfileGridView: View, Routable, TunnelInstallationProviding {
     @ObservedObject
     var profileManager: ProfileManager
 
-    @ObservedObject
-    var tunnel: ExtendedTunnel
+    let tunnel: ExtendedTunnel
 
     let interactiveManager: InteractiveManager
 
@@ -48,6 +47,9 @@ struct ProfileGridView: View, Routable, TunnelInstallationProviding {
     @State
     private var nextProfileId: Profile.ID?
 
+    @State
+    private var currentProfile: TunnelCurrentProfile?
+
     private let columns: [GridItem] = [GridItem(.adaptive(minimum: 300.0))]
 
     var body: some View {
@@ -73,6 +75,9 @@ struct ProfileGridView: View, Routable, TunnelInstallationProviding {
                 .padding(.horizontal)
             }
         }
+        .onReceive(tunnel.currentProfilePublisher) {
+            currentProfile = $0
+        }
 #if os(macOS)
         .padding(.top)
 #endif
@@ -124,7 +129,7 @@ private extension ProfileGridView {
             withMarker: true,
             flow: flow
         )
-        .themeGridCell(isSelected: header.id == nextProfileId ?? tunnel.currentProfile?.id)
+        .themeGridCell(isSelected: header.id == nextProfileId ?? currentProfile?.id)
         .contextMenu {
             ProfileContextMenu(
                 profileManager: profileManager,

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

@@ -42,8 +42,7 @@ struct ProfileListView: View, Routable, TunnelInstallationProviding {
     @ObservedObject
     var profileManager: ProfileManager
 
-    @ObservedObject
-    var tunnel: ExtendedTunnel
+    let tunnel: ExtendedTunnel
 
     let interactiveManager: InteractiveManager
 

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

@@ -38,8 +38,7 @@ struct ProfileRowView: View, Routable {
     @ObservedObject
     var profileManager: ProfileManager
 
-    @ObservedObject
-    var tunnel: ExtendedTunnel
+    let tunnel: ExtendedTunnel
 
     let header: ProfileHeader
 
@@ -74,13 +73,43 @@ struct ProfileRowView: View, Routable {
     }
 }
 
-// MARK: - Layout
+// MARK: - Subviews (observing)
+
+private struct MarkerView: View {
+    let headerId: Profile.ID
+
+    let nextProfileId: Profile.ID?
+
+    @ObservedObject
+    var tunnel: ExtendedTunnel
+
+    var body: some View {
+        ThemeImage(headerId == nextProfileId ? .pending : statusImage)
+            .opaque(headerId == nextProfileId || headerId == tunnel.currentProfile?.id)
+            .frame(width: 24.0)
+    }
+
+    var statusImage: Theme.ImageName {
+        switch tunnel.connectionStatus {
+        case .active:
+            return .marked
+
+        case .activating, .deactivating:
+            return .pending
+
+        case .inactive:
+            return .sleeping
+        }
+    }
+}
 
 private extension ProfileRowView {
     var markerView: some View {
-        ThemeImage(header.id == nextProfileId ? .pending : statusImage)
-            .opaque(header.id == nextProfileId || header.id == tunnel.currentProfile?.id)
-            .frame(width: 24.0)
+        MarkerView(
+            headerId: header.id,
+            nextProfileId: nextProfileId,
+            tunnel: tunnel
+        )
     }
 
     var cardView: some View {
@@ -102,19 +131,6 @@ private extension ProfileRowView {
         )
         .foregroundStyle(.primary)
     }
-
-    var statusImage: Theme.ImageName {
-        switch tunnel.connectionStatus {
-        case .active:
-            return .marked
-
-        case .activating, .deactivating:
-            return .pending
-
-        case .inactive:
-            return .sleeping
-        }
-    }
 }
 
 // MARK: - Attributes

Passepartout/Library/Sources/CommonLibrary/Business/ExtendedTunnel.swift

@@ -98,6 +98,12 @@ extension ExtendedTunnel {
         tunnel.currentProfile
     }
 
+    public var currentProfilePublisher: AnyPublisher<TunnelCurrentProfile?, Never> {
+        tunnel
+            .$currentProfile
+            .eraseToAnyPublisher()
+    }
+
     public func install(_ profile: Profile) async throws {
         pp_log(.app, .notice, "Install profile \(profile.id)...")
         let newProfile = try processedProfile(profile)