ios: chat preferences, UI and types (#1360)

apps/ios/Shared/Views/Chat/ChatInfoView.swift

@@ -99,6 +99,16 @@ struct ChatInfoView: View {
                     }
                 }
 
+                Section("Preferences") {
+                    NavigationLink {
+                        ContactPreferencesView()
+                            .navigationBarTitle("Contact preferences")
+                            .navigationBarTitleDisplayMode(.large)
+                    } label: {
+                        Text("Contact preferences")
+                    }
+                }
+
                 Section("Servers") {
                     networkStatusRow()
                         .onTapGesture {

apps/ios/Shared/Views/Chat/ContactPreferencesView.swift

@@ -0,0 +1,82 @@
+//
+//  ContactPreferencesView.swift
+//  SimpleX (iOS)
+//
+//  Created by Evgeny on 13/11/2022.
+//  Copyright © 2022 SimpleX Chat. All rights reserved.
+//
+
+import SwiftUI
+import SimpleXChat
+
+struct ContactPreferencesView: View {
+    @State var allowFullDeletion = ContactFeatureAllowed.yes
+    @State var allowVoice = ContactFeatureAllowed.yes
+    @State var prefs = ContactUserPreferences(
+        fullDelete: ContactUserPreference(
+            enabled: FeatureEnabled(forUser: true, forContact: true),
+            userPreference: .user(preference: Preference(allow: .yes)),
+            contactPreference: Preference(allow: .no)
+        ),
+        voice: ContactUserPreference(
+            enabled: FeatureEnabled(forUser: true, forContact: true),
+            userPreference: .user(preference: Preference(allow: .yes)),
+            contactPreference: Preference(allow: .no)
+        )
+    )
+
+    var body: some View {
+        VStack {
+            List {
+                featureSection(.fullDelete, .yes, prefs.fullDelete, $allowFullDeletion)
+                featureSection(.voice, .yes, prefs.voice, $allowVoice)
+
+                Section {
+                    HStack {
+                        Text("Reset")
+                        Spacer()
+                        Text("Save")
+                    }
+                    .foregroundColor(.accentColor)
+                    .disabled(true)
+                }
+                .listRowBackground(Color.clear)
+            }
+        }
+    }
+
+    private func featureSection(_ feature: Feature, _ userDefault: FeatureAllowed, _ pref: ContactUserPreference, _ allowFeature: Binding<ContactFeatureAllowed>) -> some View {
+        let enabled = FeatureEnabled.enabled(
+            user: Preference(allow: allowFeature.wrappedValue.allowed),
+            contact: pref.contactPreference
+        )
+        return Section {
+            Picker("You allow", selection: allowFeature) {
+                ForEach(ContactFeatureAllowed.values(userDefault)) { allow in
+                    Text(allow.text)
+                }
+            }
+            .frame(height: 36)
+            HStack {
+                Text("Contact allows")
+                Spacer()
+                Text(pref.contactPreference.allow.text)
+            }
+        } header: {
+            HStack {
+                Image(systemName: "\(feature.icon).fill")
+                    .foregroundColor(enabled.forUser ? .green : enabled.forContact ? .yellow : .red)
+                Text(feature.text)
+            }
+        } footer: {
+            Text(feature.enabledDescription(enabled))
+            .frame(height: 36, alignment: .topLeading)
+        }
+    }
+}
+
+struct ContactPreferencesView_Previews: PreviewProvider {
+    static var previews: some View {
+        ContactPreferencesView()
+    }
+}

apps/ios/Shared/Views/Database/DatabaseView.swift

@@ -158,7 +158,7 @@ struct DatabaseView: View {
 
             Section {
                 Picker("Delete messages after", selection: $chatItemTTL) {
-                    ForEach([ChatItemTTL.none, ChatItemTTL.month, ChatItemTTL.week, ChatItemTTL.day]) { ttl in
+                    ForEach(ChatItemTTL.values) { ttl in
                         Text(ttl.deleteAfterText).tag(ttl)
                     }
                     if case .seconds = chatItemTTL {

apps/ios/Shared/Views/UserSettings/PreferencesView.swift

@@ -0,0 +1,57 @@
+//
+//  PreferencesView.swift
+//  SimpleX (iOS)
+//
+//  Created by Evgeny on 13/11/2022.
+//  Copyright © 2022 SimpleX Chat. All rights reserved.
+//
+
+import SwiftUI
+import SimpleXChat
+
+struct PreferencesView: View {
+    @State var allowFullDeletion = FeatureAllowed.yes
+    @State var allowVoice = FeatureAllowed.yes
+
+    var body: some View {
+        VStack {
+            List {
+                featureSection(.fullDelete, $allowFullDeletion)
+                featureSection(.voice, $allowVoice)
+
+                Section {
+                    HStack {
+                        Text("Reset")
+                        Spacer()
+                        Text("Save")
+                    }
+                    .foregroundColor(.accentColor)
+                    .disabled(true)
+                }
+                .listRowBackground(Color.clear)
+            }
+        }
+    }
+
+    private func featureSection(_ feature: Feature, _ allowFeature: Binding<FeatureAllowed>) -> some View {
+        Section {
+            settingsRow(feature.icon) {
+                Picker(feature.text, selection: allowFeature) {
+                    ForEach(FeatureAllowed.values) { allow in
+                        Text(allow.text)
+                    }
+                }
+                .frame(height: 36)
+            }
+        } footer: {
+            Text(feature.allowDescription(allowFeature.wrappedValue))
+                .frame(height: 36, alignment: .topLeading)
+        }
+    }
+}
+
+struct PreferencesView_Previews: PreviewProvider {
+    static var previews: some View {
+        PreferencesView()
+    }
+}

apps/ios/Shared/Views/UserSettings/SettingsView.swift

@@ -120,6 +120,13 @@ struct SettingsView: View {
                 }
                 
                 Section("Settings") {
+                    NavigationLink {
+                        PreferencesView()
+                            .navigationTitle("Your preferences")
+                    } label: {
+                        settingsRow("list.bullet") { Text("Chat preferences") }
+                    }
+
                     NavigationLink {
                         NotificationsView()
                             .navigationTitle("Notifications")