merge, finish swiftui and add theming

Riot/Modules/Room/NotificationSettings/SwiftUI/RoomNotificationSettingsView.swift

@@ -0,0 +1,103 @@
+// 
+// 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 SwiftUI
+
+@available(iOS 13.0.0, *)
+struct RoomNotificationSettingsView: View {
+    
+    @Environment(\.theme) var theme: Theme
+    @ObservedObject var viewModel: RoomNotificationSettingsViewModel
+    let presentedModally: Bool
+    
+    @State var notificationState: RoomNotificationState = RoomNotificationState.all
+    
+    
+    var body: some View {
+        let leftButton = presentedModally ?
+            SwiftUI.Button(VectorL10n.cancel) {
+                viewModel.process(viewAction: .cancel)
+            }
+            : nil
+        let rightButton = SwiftUI.Button(VectorL10n.save) {
+            viewModel.process(viewAction: .save)
+        }
+        VectorForm {
+            SwiftUI.Section(
+                header: FormSectionHeader(text: VectorL10n.roomNotifsSettingsNotifyMeFor),
+                footer: FormSectionFooter(text: viewModel.viewState.roomEncryptedString)
+            ) {
+                ForEach(viewModel.viewState.notificationOptions) { option in
+                    FormPickerItem(title: option.title, selected: viewModel.viewState.notificationState == option) {
+                        viewModel.process(viewAction: .selectNotificationState(option))
+                    }
+                }
+            }
+        }
+        .navigationBarTitle(VectorL10n.roomDetailsNotifs)
+        .navigationBarItems(
+            leading: leftButton,
+            trailing: rightButton
+        ).onAppear {
+            viewModel.process(viewAction: .load)
+        }
+    }
+}
+    
+
+
+fileprivate extension RoomNotificationState {
+    var title: String {
+        switch self {
+        case .all:
+            return VectorL10n.roomNotifsSettingsAllMessages
+        case .mentionsAndKeywordsOnly:
+            return VectorL10n.roomNotifsSettingsMentionsAndKeywords
+        case .mute:
+            return VectorL10n.roomNotifsSettingsNone
+        }
+    }
+}
+
+fileprivate extension RoomNotificationSettingsViewState {
+    var roomEncryptedString: String {
+        roomEncrypted ? VectorL10n.roomNotifsSettingsEncryptedRoomNotice : ""
+    }
+}
+
+extension RoomNotificationState: Identifiable {
+    var id: String { UUID().uuidString }
+}
+
+
+@available(iOS 14.0, *)
+struct RoomNotificationSettingsView_Previews: PreviewProvider {
+    
+    static let mockViewModel = RoomNotificationSettingsViewModel(
+        roomNotificationService: MockRoomNotificationSettingsService.example,
+        roomEncrypted: true,
+        avatarViewData: nil
+    )
+    
+    static var previews: some View {
+        Group {
+            NavigationView {
+                RoomNotificationSettingsView(viewModel: mockViewModel, presentedModally: true)
+                    .navigationBarTitleDisplayMode(.inline)
+            }
+        }
+    }
+}