Settings about section (#1041)

* Fixes #1011 - Add legal information screen in settings, move all settings related screens under Source/Screen/Settings
* Fix warnings after sliding sync api change

ElementX/Sources/Screens/Settings/LegalInformationScreen/LegalInformationScreenCoordinator.swift

@@ -0,0 +1,26 @@
+//
+// 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 Combine
+import SwiftUI
+
+final class LegalInformationScreenCoordinator: CoordinatorProtocol {
+    private let viewModel = LegalInformationScreenViewModel()
+    
+    func toPresentable() -> AnyView {
+        AnyView(LegalInformationScreen(context: viewModel.context))
+    }
+}

ElementX/Sources/Screens/Settings/LegalInformationScreen/LegalInformationScreenModels.swift

@@ -0,0 +1,23 @@
+//
+// 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
+
+enum LegalInformationScreenViewModelAction { }
+
+struct LegalInformationScreenViewState: BindableState { }
+
+enum LegalInformationScreenViewAction { }

ElementX/Sources/Screens/Settings/LegalInformationScreen/LegalInformationScreenViewModel.swift

@@ -0,0 +1,26 @@
+//
+// 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 Combine
+import SwiftUI
+
+typealias LegalInformationScreenViewModelType = StateStoreViewModel<LegalInformationScreenViewState, LegalInformationScreenViewAction>
+
+class LegalInformationScreenViewModel: LegalInformationScreenViewModelType, LegalInformationScreenViewModelProtocol {
+    init() {
+        super.init(initialViewState: LegalInformationScreenViewState())
+    }
+}

ElementX/Sources/Screens/Settings/LegalInformationScreen/LegalInformationScreenViewModelProtocol.swift

@@ -0,0 +1,22 @@
+//
+// 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 Combine
+
+@MainActor
+protocol LegalInformationScreenViewModelProtocol {
+    var context: LegalInformationScreenViewModelType.Context { get }
+}

ElementX/Sources/Screens/Settings/LegalInformationScreen/View/LegalInformationScreen.swift

@@ -0,0 +1,52 @@
+//
+// 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 SwiftUI
+
+struct LegalInformationScreen: View {
+    @ObservedObject var context: LegalInformationScreenViewModel.Context
+    @Environment(\.openURL) private var openURL
+    
+    var body: some View {
+        Form {
+            Section {
+                Button(L10n.commonCopyright) {
+                    openURL(URL(staticString: "https://element.io/copyright"))
+                }
+                Button(L10n.commonAcceptableUsePolicy) {
+                    openURL(URL(staticString: "https://element.io/acceptable-use-policy-terms"))
+                }
+                Button(L10n.commonPrivacyPolicy) {
+                    openURL(URL(staticString: "https://element.io/privacy"))
+                }
+            }
+            .buttonStyle(.compoundForm(accessory: .navigationLink))
+            .compoundFormSection()
+        }
+        .compoundForm()
+        .navigationTitle(L10n.commonAbout)
+        .navigationBarTitleDisplayMode(.inline)
+    }
+}
+
+// MARK: - Previews
+
+struct LegalInformationScreen_Previews: PreviewProvider {
+    static let viewModel = LegalInformationScreenViewModel()
+    static var previews: some View {
+        LegalInformationScreen(context: viewModel.context)
+    }
+}

ElementX/Sources/Screens/Settings/SettingsScreen/SettingsScreenCoordinator.swift

@@ -51,6 +51,8 @@ final class SettingsScreenCoordinator: CoordinatorProtocol {
                 self.presentAnalyticsScreen()
             case .reportBug:
                 self.presentBugReportScreen()
+            case .about:
+                self.presentLegalInformationScreen()
             case .sessionVerification:
                 self.verifySession()
             case .developerOptions:
@@ -96,6 +98,10 @@ final class SettingsScreenCoordinator: CoordinatorProtocol {
         parameters.navigationStackCoordinator?.push(coordinator)
     }
     
+    private func presentLegalInformationScreen() {
+        parameters.navigationStackCoordinator?.push(LegalInformationScreenCoordinator())
+    }
+    
     private func verifySession() {
         guard let sessionVerificationController = parameters.userSession.sessionVerificationController else {
             fatalError("The sessionVerificationController should aways be valid at this point")

ElementX/Sources/Screens/Settings/SettingsScreen/SettingsScreenModels.swift

@@ -21,6 +21,7 @@ enum SettingsScreenViewModelAction {
     case close
     case analytics
     case reportBug
+    case about
     case sessionVerification
     case developerOptions
     case logout
@@ -44,6 +45,7 @@ enum SettingsScreenViewAction {
     case close
     case analytics
     case reportBug
+    case about
     case sessionVerification
     case logout
     case changedTimelineStyle

ElementX/Sources/Screens/Settings/SettingsScreen/SettingsScreenViewModel.swift

@@ -81,6 +81,8 @@ class SettingsScreenViewModel: SettingsScreenViewModelType, SettingsScreenViewMo
             callback?(.analytics)
         case .reportBug:
             callback?(.reportBug)
+        case .about:
+            callback?(.about)
         case .logout:
             callback?(.logout)
         case .sessionVerification:

ElementX/Sources/Screens/Settings/SettingsScreen/View/SettingsScreen.swift

@@ -122,10 +122,17 @@ struct SettingsScreen: View {
             
             // Report Bug
             Button { context.send(viewAction: .reportBug) } label: {
-                Label(L10n.actionReportBug, systemImage: "questionmark.circle")
+                Label(L10n.actionReportBug, systemImage: "ladybug")
             }
             .buttonStyle(.compoundForm(accessory: .navigationLink))
             .accessibilityIdentifier("reportBugButton")
+            
+            // About
+            Button { context.send(viewAction: .about) } label: {
+                Label(L10n.commonAbout, systemImage: "questionmark.circle")
+            }
+            .buttonStyle(.compoundForm(accessory: .navigationLink))
+            .accessibilityIdentifier("aboutButton")
         }
         .compoundFormSection()
     }