Add AuthenticationService and RegistrationWizard. (#6056)

RiotSwiftUI/Modules/Authentication/Common/Service/MatrixSDK/AuthenticationState.swift

@@ -0,0 +1,48 @@
+// 
+// Copyright 2022 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 MatrixSDK
+
+@available(iOS 14.0, *)
+struct AuthenticationState {
+    // var serverType: ServerType = .unknown
+    var flow: AuthenticationFlow
+    
+    /// Information about the currently selected homeserver.
+    var homeserver: Homeserver
+    var isForceLoginFallbackEnabled = false
+    
+    init(flow: AuthenticationFlow, homeserverAddress: String) {
+        self.flow = flow
+        self.homeserver = Homeserver(address: homeserverAddress)
+    }
+    
+    struct Homeserver {
+        /// The homeserver address as returned by the server.
+        var address: String
+        /// The homeserver address as input by the user (it can differ to the well-known request).
+        var addressFromUser: String?
+        
+        /// The preferred login mode for the server
+        var preferredLoginMode: LoginMode = .unknown
+        /// Supported types for the login.
+        var loginModeSupportedTypes = [MXLoginFlow]()
+        
+        /// The response returned when querying the homeserver for registration flows.
+        var registrationFlow: RegistrationResult?
+    }
+}