Filter servers with category/country of selected server (#735)

And use Task for blocking actions in filters.

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

@@ -41,7 +41,7 @@
       "kind" : "remoteSourceControl",
       "location" : "git@github.com:passepartoutvpn/passepartoutkit-source",
       "state" : {
-        "revision" : "c4182832032fab8fef24386d209572a2c288e28e"
+        "revision" : "5c402931e0628f3280c603cce5c8c3d05b1cfa1f"
       }
     },
     {

Passepartout/Library/Package.swift

@@ -28,7 +28,7 @@ let package = Package(
     ],
     dependencies: [
 //        .package(url: "git@github.com:passepartoutvpn/passepartoutkit-source", from: "0.9.0"),
-        .package(url: "git@github.com:passepartoutvpn/passepartoutkit-source", revision: "c4182832032fab8fef24386d209572a2c288e28e"),
+        .package(url: "git@github.com:passepartoutvpn/passepartoutkit-source", revision: "5c402931e0628f3280c603cce5c8c3d05b1cfa1f"),
 //        .package(path: "../../../passepartoutkit-source"),
         .package(url: "git@github.com:passepartoutvpn/passepartoutkit-source-openvpn-openssl", from: "0.9.1"),
 //        .package(url: "git@github.com:passepartoutvpn/passepartoutkit-source-openvpn-openssl", revision: "031863a1cd683962a7dfe68e20b91fa820a1ecce"),

Passepartout/Library/Sources/AppUI/Views/Provider/VPNFiltersModifier.swift

@@ -38,7 +38,7 @@ struct VPNFiltersModifier<Configuration>: ViewModifier where Configuration: Deco
         contentView(with: content)
             .onChange(of: manager.parameters.filters) { _ in
                 Task {
-                    await manager.applyFilters()
+                    manager.applyFilters()
                 }
             }
     }

Passepartout/Library/Sources/AppUI/Views/Provider/VPNFiltersView.swift

@@ -34,9 +34,6 @@ struct VPNFiltersView<Configuration>: View where Configuration: Decodable {
     @ObservedObject
     var manager: VPNProviderManager
 
-    @State
-    private var isRefreshing = false
-
     var body: some View {
         Form {
             Section {
@@ -96,9 +93,11 @@ private extension VPNFiltersView {
 
     var clearFiltersButton: some View {
         Button("Clear filters", role: .destructive) {
+            Task {
                 manager.resetFilters()
             }
         }
+    }
 }
 
 private extension VPNFiltersView {

Passepartout/Library/Sources/AppUI/Views/Provider/VPNProviderContentModifier.swift

@@ -84,18 +84,22 @@ private extension VPNProviderContentModifier {
         guard let providerId else {
             return
         }
+        let initialEntity = isInitial ? selectedEntity : nil
         if !isInitial {
             selectedEntity = nil
         }
-        vpnProviderManager.view = manager.vpnView(
+        let view = manager.vpnView(
             for: providerId,
             configurationType: OpenVPN.Configuration.self,
-            initialParameters: .init(sorting: [
+            initialParameters: .init(
+                sorting: [
                     .localizedCountry,
                     .area,
                     .hostname
-            ])
+                ]
             )
+        )
+        vpnProviderManager.setView(view, filteringWith: initialEntity?.server.provider)
     }
 
     func onSelectServer(server: VPNServer, preset: VPNPreset<Configuration>) {

Passepartout/Library/Sources/AppUI/Views/Provider/iOS/VPNFiltersModifier+iOS.swift

@@ -31,16 +31,13 @@ import SwiftUI
 
 extension VPNFiltersModifier {
     func contentView(with content: Content) -> some View {
-        List {
         content
-        }
             .toolbar {
                 Button {
                     isFiltersPresented = true
                 } label: {
                     Image(systemName: "line.3.horizontal.decrease")
                 }
-        }
                 .themeModal(isPresented: $isFiltersPresented) {
                     NavigationStack {
                         VPNFiltersView<Configuration>(manager: manager)
@@ -50,6 +47,7 @@ extension VPNFiltersModifier {
                     .presentationDetents([.medium])
                 }
             }
+    }
 }
 
 #endif

Passepartout/Library/Sources/AppUI/Views/Provider/iOS/VPNProviderServerView+iOS.swift

@@ -33,12 +33,14 @@ extension VPNProviderServerView {
 
     @ViewBuilder
     var serversView: some View {
-        ForEach(manager.filteredServers) { server in
+        List {
+            ForEach(manager.filteredServers, id: \.id) { server in
                 Button("\(server.hostname ?? server.id) \(server.provider.countryCodes)") {
                     selectServer(server)
                 }
             }
         }
+    }
 }
 
 #endif