Add ViewActions and ViewModelActions for Coordinator

- also add Marks

RiotSwiftUI/Modules/Template/SimpleProfileExample/ViewModel/TemplateUserProfileViewModel.swift

@@ -16,20 +16,27 @@
 
 import SwiftUI
 import Combine
-
+    
 @available(iOS 14.0, *)
-class TemplateUserProfileViewModel: ObservableObject {
+class TemplateUserProfileViewModel: ObservableObject, TemplateUserProfileViewModelProtocol {
     
-    private let userService: TemplateUserServiceType
-    private var cancellables =  Set<AnyCancellable>()
+    // MARK: - Properties
     
+    // MARK: Private
+    private let userService: TemplateUserServiceProtocol
+    private var cancellables = Set<AnyCancellable>()
+    
+    // MARK: Public
     @Published private(set) var viewState: TemplateUserProfileViewState
     
-    private static func defaultState(userService: TemplateUserServiceType) -> TemplateUserProfileViewState {
+    var completion: ((TemplateUserProfileViewModelResult) -> Void)?
+    
+    private static func defaultState(userService: TemplateUserServiceProtocol) -> TemplateUserProfileViewState {
         return TemplateUserProfileViewState(avatar: userService.avatarData, displayName: userService.displayName)
     }
     
-    init(userService: TemplateUserServiceType, initialState: TemplateUserProfileViewState? = nil) {
+    // MARK: - Setup
+    init(userService: TemplateUserServiceProtocol, initialState: TemplateUserProfileViewState? = nil) {
         self.userService = userService
         self.viewState = initialState ?? Self.defaultState(userService: userService)
         
@@ -40,6 +47,17 @@ class TemplateUserProfileViewModel: ObservableObject {
             .store(in: &cancellables)
     }
     
+    // MARK: - Public methods
+    func proccess(viewAction: TemplateProfileViewAction) {
+        switch viewAction {
+        case .cancel:
+            self.cancel()
+        case .done:
+            self.done()
+        }
+    }
+    
+    // MARK: - Private methods
     /**
      Send state actions to mutate the state.
      */
@@ -58,4 +76,12 @@ class TemplateUserProfileViewModel: ObservableObject {
             state.presence = presence
         }
     }
+    
+    private func done() {
+        completion?(.done)
+    }
+    
+    private func cancel() {
+        completion?(.cancel)
+    }
 }

RiotSwiftUI/Modules/Template/SimpleProfileExample/ViewModel/TemplateUserProfileViewModelProtocol.swift

@@ -0,0 +1,21 @@
+// 
+// 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
+
+protocol TemplateUserProfileViewModelProtocol {
+    var completion: ((TemplateUserProfileViewModelResult) -> Void)? { get set }
+}