[iOS] Create public space #143

- Initial space creation flow

RiotSwiftUI/Modules/Spaces/SpaceCreation/SpaceCreationEmailInvites/Service/MatrixSDK/SpaceCreationEmailInvitesService.swift

@@ -0,0 +1,29 @@
+// File created from SimpleUserProfileExample
+// $ createScreen.sh Spaces/SpaceCreation/SpaceCreationEmailInvites SpaceCreationEmailInvites
+// 
+// Copyright 2021 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import Foundation
+import Combine
+
+@available(iOS 14.0, *)
+class SpaceCreationEmailInvitesService: SpaceCreationEmailInvitesServiceProtocol {
+    
+    func validate(_ emailAddresses: [String]) -> [Bool] {
+        return emailAddresses.map { $0.isEmpty || MXTools.isEmailAddress($0) }
+    }
+
+}