Move some profile integrity checks to library (#739)

They really belong to Profile.Builder

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

@@ -41,7 +41,7 @@
       "kind" : "remoteSourceControl",
       "location" : "git@github.com:passepartoutvpn/passepartoutkit-source",
       "state" : {
-        "revision" : "5c402931e0628f3280c603cce5c8c3d05b1cfa1f"
+        "revision" : "046a7594fa9823407dd405ba700b1b81506ce9af"
       }
     },
     {

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: "5c402931e0628f3280c603cce5c8c3d05b1cfa1f"),
+        .package(url: "git@github.com:passepartoutvpn/passepartoutkit-source", revision: "046a7594fa9823407dd405ba700b1b81506ce9af"),
 //        .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/Domain/AppError.swift

@@ -31,10 +31,6 @@ enum AppError {
 
     case malformedModule(any ModuleBuilder, error: Error)
 
-    case multipleConnectionModules([any ModuleBuilder])
-
-    case ipModuleRequiresConnection(any ModuleBuilder)
-
     case permissionDenied
 
     case generic(PassepartoutError)

Passepartout/Library/Sources/AppUI/Domain/EditableProfile.swift

@@ -38,8 +38,6 @@ struct EditableProfile: MutableProfileType {
     var modulesMetadata: [UUID: ModuleMetadata]?
 
     func builder() throws -> Profile.Builder {
-        try checkConstraints()
-
         var builder = Profile.Builder(id: id)
         builder.modules = try modules.compactMap {
             do {
@@ -97,19 +95,4 @@ private extension EditableProfile {
             isActiveModule(withId: $0.id) && $0.buildsConnectionModule
         }
     }
-
-    // FIXME: ###, move to library
-    func checkConstraints() throws {
-        if activeConnectionModule == nil,
-           let ipModule = modules.first(where: { activeModulesIds.contains($0.id) && $0 is IPModule.Builder }) {
-            throw AppError.ipModuleRequiresConnection(ipModule)
-        }
-
-        let connectionModules = modules.filter {
-            activeModulesIds.contains($0.id) && $0.buildsConnectionModule
-        }
-        guard connectionModules.count <= 1 else {
-            throw AppError.multipleConnectionModules(connectionModules)
-        }
-    }
 }

Passepartout/Library/Sources/AppUI/L10n/AppError+L10n.swift

@@ -38,12 +38,6 @@ extension AppError: LocalizedError {
         case .malformedModule(let module, let error):
             return V.malformedModule(module.typeDescription, error.localizedDescription)
 
-        case .ipModuleRequiresConnection:
-            return V.ipModuleRequiresConnection
-
-        case .multipleConnectionModules:
-            return V.multipleConnectionModules
-
         case .permissionDenied:
             return V.default
 
@@ -58,6 +52,15 @@ extension AppError: LocalizedError {
 extension PassepartoutError: LocalizedError {
     public var errorDescription: String? {
         switch code {
+        case .connectionModuleRequired:
+            return Strings.Errors.App.Passepartout.connectionModuleRequired
+
+        case .corruptProviderModule:
+            return Strings.Errors.App.Passepartout.corruptProviderModule(reason?.localizedDescription ?? "")
+
+        case .incompatibleModules:
+            return Strings.Errors.App.Passepartout.incompatibleModules
+
         case .invalidFields:
             guard let fields = userInfo as? [String: String?] else {
                 return nil
@@ -73,9 +76,6 @@ extension PassepartoutError: LocalizedError {
         case .parsing:
             return reason?.localizedDescription ?? Strings.Errors.App.Passepartout.parsing
 
-        case .corruptProviderModule:
-            return Strings.Errors.App.Passepartout.corruptProviderModule(reason?.localizedDescription ?? "")
-
         case .unhandled:
             return reason?.localizedDescription
 

Passepartout/Library/Sources/AppUI/L10n/SwiftGen+Strings.swift

@@ -104,15 +104,13 @@ public enum Strings {
       public static let `default` = Strings.tr("Localizable", "errors.app.default", fallback: "Unable to complete operation.")
       /// Profile name is empty.
       public static let emptyProfileName = Strings.tr("Localizable", "errors.app.empty_profile_name", fallback: "Profile name is empty.")
-      /// IP module can only be enabled together with a connection.
-      public static let ipModuleRequiresConnection = Strings.tr("Localizable", "errors.app.ip_module_requires_connection", fallback: "IP module can only be enabled together with a connection.")
       /// Module %@ is malformed. %@
       public static func malformedModule(_ p1: Any, _ p2: Any) -> String {
         return Strings.tr("Localizable", "errors.app.malformed_module", String(describing: p1), String(describing: p2), fallback: "Module %@ is malformed. %@")
       }
-      /// Only one connection module can be active at a time.
-      public static let multipleConnectionModules = Strings.tr("Localizable", "errors.app.multiple_connection_modules", fallback: "Only one connection module can be active at a time.")
       public enum Passepartout {
+        /// Routing module can only be enabled together with a connection.
+        public static let connectionModuleRequired = Strings.tr("Localizable", "errors.app.passepartout.connection_module_required", fallback: "Routing module can only be enabled together with a connection.")
         /// Unable to connect to provider server (reason=%@).
         public static func corruptProviderModule(_ p1: Any) -> String {
           return Strings.tr("Localizable", "errors.app.passepartout.corrupt_provider_module", String(describing: p1), fallback: "Unable to connect to provider server (reason=%@).")
@@ -121,6 +119,8 @@ public enum Strings {
         public static func `default`(_ p1: Any) -> String {
           return Strings.tr("Localizable", "errors.app.passepartout.default", String(describing: p1), fallback: "Unable to complete operation (code=%@).")
         }
+        /// Some active modules are incompatible, try to only activate one of them.
+        public static let incompatibleModules = Strings.tr("Localizable", "errors.app.passepartout.incompatible_modules", fallback: "Some active modules are incompatible, try to only activate one of them.")
         /// Invalid fields (%@).
         public static func invalidFields(_ p1: Any) -> String {
           return Strings.tr("Localizable", "errors.app.passepartout.invalid_fields", String(describing: p1), fallback: "Invalid fields (%@).")

Passepartout/Library/Sources/AppUI/Resources/en.lproj/Localizable.strings

@@ -248,12 +248,12 @@
 
 "errors.app.empty_profile_name" = "Profile name is empty.";
 "errors.app.malformed_module" = "Module %@ is malformed. %@";
-"errors.app.multiple_connection_modules" = "Only one connection module can be active at a time.";
-"errors.app.ip_module_requires_connection" = "IP module can only be enabled together with a connection.";
 "errors.app.default" = "Unable to complete operation.";
-"errors.app.passepartout.invalid_fields" = "Invalid fields (%@).";
+"errors.app.passepartout.connection_module_required" = "Routing module can only be enabled together with a connection.";
-"errors.app.passepartout.parsing" = "Unable to parse file.";
 "errors.app.passepartout.corrupt_provider_module" = "Unable to connect to provider server (reason=%@).";
+"errors.app.passepartout.invalid_fields" = "Invalid fields (%@).";
+"errors.app.passepartout.incompatible_modules" = "Some active modules are incompatible, try to only activate one of them.";
+"errors.app.passepartout.parsing" = "Unable to parse file.";
 "errors.app.passepartout.default" = "Unable to complete operation (code=%@).";
 
 "errors.tunnel.auth" = "Auth failed";

Passepartout/Library/Sources/AppUI/Views/UI/ProfileSaveButton.swift

@@ -41,15 +41,29 @@ struct ProfileSaveButton: View {
                     try await action()
                     errorModuleIds = []
                 } catch {
-                    switch error as? AppError {
+                    switch AppError(error) {
                     case .malformedModule(let module, _):
                         errorModuleIds = [module.id]
 
-                    case .multipleConnectionModules(let modules):
+                    case .generic(let ppError):
+                        switch ppError.code {
+                        case .connectionModuleRequired:
+                            guard let module = ppError.userInfo as? Module else {
+                                errorModuleIds = []
+                                return
+                            }
+                            errorModuleIds = [module.id]
+
+                        case .incompatibleModules:
+                            guard let modules = ppError.userInfo as? [Module] else {
+                                errorModuleIds = []
+                                return
+                            }
                             errorModuleIds = modules.map(\.id)
 
-                    case .ipModuleRequiresConnection(let module):
+                        default:
-                        errorModuleIds = [module.id]
+                            errorModuleIds = []
+                        }
 
                     default:
                         errorModuleIds = []