Create poll UX (#1571)

* Add poll attachment button

* Add poll creation feature flag

* Setup navigation to CreatePollScreen

* Add create/cancel actions

* Add create poll screen ui skeleton

* Add bindings in CreatePollScreen

* Add logics in CreatePollScreen

* Cleanup code

* Fix option deletion crash

* Fix conflicts

* Add create poll logic

* Add localisations

* Fix test build errors

* Fix crash

* Add UTs

* Add accessibility IDs

* Add ui tests

* Add 240 char limit

* Fix addOption hide behavior

* Add maxNumberOfOptions

* Cleanup code

* Move delete workaround in the view model

* Use compound delete icon

ElementX.xcodeproj/project.pbxproj

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+				D84D5BDFB1B915389AC807B4 /* CreatePollScreenViewModel.swift in Sources */,
+				4EB1B717C1EFE3A7ABFBC0A8 /* CreatePollScreenViewModelProtocol.swift in Sources */,
 				564BF06B3E93D6DD55F903B2 /* CreateRoomCoordinator.swift in Sources */,
 				C32765D740C81AD4C42E8F50 /* CreateRoomFlowParameters.swift in Sources */,
 				FB53CD9B74A15B3B94F9F788 /* CreateRoomModels.swift in Sources */,
@@ -4883,6 +4926,7 @@
 				ACF094CF3BF02DBFA6DFDE60 /* AuthenticationCoordinatorUITests.swift in Sources */,
 				7756C4E90CABE6F14F7920A0 /* BugReportUITests.swift in Sources */,
 				94D0F36A87E596A93C0C178A /* Bundle.swift in Sources */,
+				5E415EF9A5D31B1690CE27F5 /* CreatePollScreenUITests.swift in Sources */,
 				9F19096BFA629C0AC282B1E4 /* CreateRoomScreenUITests.swift in Sources */,
 				C1F863E16BDBC87255D23B57 /* DeveloperOptionsScreenUITests.swift in Sources */,
 				9DC5FB22B8F86C3B51E907C1 /* HomeScreenUITests.swift in Sources */,

ElementX/Resources/Assets.xcassets/images/timeline/timeline-poll-attachment.imageset/Contents.json

@@ -0,0 +1,15 @@
+{
+  "images" : [
+    {
+      "filename" : "timeline-poll-attachment.pdf",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  },
+  "properties" : {
+    "template-rendering-intent" : "template"
+  }
+}

ElementX/Resources/Assets.xcassets/images/timeline/timeline-poll-attachment.imageset/timeline-poll-attachment.pdf

@@ -0,0 +1,95 @@
+%PDF-1.7
+
+1 0 obj
+  << >>
+endobj
+
+2 0 obj
+  << /Length 3 0 R >>
+stream
+/DeviceRGB CS
+/DeviceRGB cs
+q
+1.000000 0.000000 -0.000000 1.000000 2.000000 3.000000 cm
+0.000000 0.000000 0.000000 scn
+4.500000 0.000000 m
+1.000000 0.000000 l
+0.450000 0.000000 0.000000 0.450001 0.000000 1.000000 c
+0.000000 11.000000 l
+0.000000 11.550000 0.450000 12.000000 1.000000 12.000000 c
+4.500000 12.000000 l
+5.050000 12.000000 5.500000 11.550000 5.500000 11.000000 c
+5.500000 1.000000 l
+5.500000 0.450001 5.050000 0.000000 4.500000 0.000000 c
+h
+11.750000 18.000000 m
+8.250000 18.000000 l
+7.700000 18.000000 7.250000 17.549999 7.250000 17.000000 c
+7.250000 1.000000 l
+7.250000 0.450001 7.700000 0.000000 8.250000 0.000000 c
+11.750000 0.000000 l
+12.300000 0.000000 12.750000 0.450001 12.750000 1.000000 c
+12.750000 17.000000 l
+12.750000 17.549999 12.300000 18.000000 11.750000 18.000000 c
+h
+19.000000 10.000000 m
+15.500000 10.000000 l
+14.950000 10.000000 14.500000 9.550000 14.500000 9.000000 c
+14.500000 1.000000 l
+14.500000 0.450001 14.950000 0.000000 15.500000 0.000000 c
+19.000000 0.000000 l
+19.549999 0.000000 20.000000 0.450001 20.000000 1.000000 c
+20.000000 9.000000 l
+20.000000 9.550000 19.549999 10.000000 19.000000 10.000000 c
+h
+f
+n
+Q
+
+endstream
+endobj
+
+3 0 obj
+  1151
+endobj
+
+4 0 obj
+  << /Annots []
+     /Type /Page
+     /MediaBox [ 0.000000 0.000000 24.000000 24.000000 ]
+     /Resources 1 0 R
+     /Contents 2 0 R
+     /Parent 5 0 R
+  >>
+endobj
+
+5 0 obj
+  << /Kids [ 4 0 R ]
+     /Count 1
+     /Type /Pages
+  >>
+endobj
+
+6 0 obj
+  << /Pages 5 0 R
+     /Type /Catalog
+  >>
+endobj
+
+xref
+0 7
+0000000000 65535 f
+0000000010 00000 n
+0000000034 00000 n
+0000001241 00000 n
+0000001264 00000 n
+0000001437 00000 n
+0000001511 00000 n
+trailer
+<< /ID [ (some) (id) ]
+   /Root 6 0 R
+   /Size 7
+>>
+startxref
+1570
+%%EOF

ElementX/Resources/Assets.xcassets/images/timeline/timeline-poll.imageset/Contents.json

@@ -8,5 +8,8 @@
   "info" : {
     "author" : "xcode",
     "version" : 1
+  },
+  "properties" : {
+    "template-rendering-intent" : "template"
   }
 }

ElementX/Sources/Application/AppSettings.swift

@@ -41,6 +41,7 @@ final class AppSettings {
         case swiftUITimelineEnabled
         case pollsInTimeline
         case richTextEditorEnabled
+        case pollsCreationEnabled
     }
     
     private static var suiteName: String = InfoPlistReader.main.appGroupIdentifier
@@ -241,4 +242,7 @@ final class AppSettings {
 
     @UserPreference(key: UserDefaultsKeys.richTextEditorEnabled, defaultValue: false, storageType: .userDefaults(store))
     var richTextEditorEnabled
+
+    @UserPreference(key: UserDefaultsKeys.pollsCreationEnabled, defaultValue: false, storageType: .userDefaults(store))
+    var pollsCreationEnabled
 }

ElementX/Sources/FlowCoordinators/RoomFlowCoordinator.swift

@@ -146,6 +146,7 @@ class RoomFlowCoordinator: FlowCoordinatorProtocol {
                 return .messageForwarding(roomID: roomID, itemID: itemID)
             case (.dismissMessageForwarding, .messageForwarding(let roomID, _)):
                 return .room(roomID: roomID)
+
             case (.presentMapNavigator, .room(let roomID)):
                 return .mapNavigator(roomID: roomID)
             case (.dismissMapNavigator, .mapNavigator(let roomID)):
@@ -155,6 +156,12 @@ class RoomFlowCoordinator: FlowCoordinatorProtocol {
                 return .notificationSettingsScreen(roomID: roomID)
             case (.dismissNotificationSettingsScreen, .notificationSettingsScreen(let roomID)):
                 return .roomDetails(roomID: roomID, isRoot: false)
+
+            case (.presentCreatePollForm, .room(let roomID)):
+                return .createPollForm(roomID: roomID)
+            case (.dismissCreatePollForm, .createPollForm(let roomID)):
+                return .room(roomID: roomID)
+
             default:
                 return nil
             }
@@ -217,6 +224,7 @@ class RoomFlowCoordinator: FlowCoordinatorProtocol {
                 presentMessageForwarding(for: itemID)
             case (.messageForwarding, .dismissMessageForwarding, .room):
                 break
+
             case (.room, .presentMapNavigator(let mode), .mapNavigator):
                 presentMapNavigator(interactionMode: mode)
             case (.mapNavigator, .dismissMapNavigator, .room):
@@ -227,6 +235,11 @@ class RoomFlowCoordinator: FlowCoordinatorProtocol {
             case (.notificationSettingsScreen, .dismissNotificationSettingsScreen, .roomDetails):
                 break
 
+            case (.room, .presentCreatePollForm, .createPollForm):
+                presentCreatePollForm()
+            case (.createPollForm, .dismissCreatePollForm, .room):
+                break
+
             default:
                 fatalError("Unknown transition: \(context)")
             }
@@ -324,6 +337,8 @@ class RoomFlowCoordinator: FlowCoordinatorProtocol {
                     stateMachine.tryEvent(.presentEmojiPicker(itemID: itemID, selectedEmojis: selectedEmojis))
                 case .presentLocationPicker:
                     stateMachine.tryEvent(.presentMapNavigator(interactionMode: .picker))
+                case .presentPollForm:
+                    stateMachine.tryEvent(.presentCreatePollForm)
                 case .presentLocationViewer(_, let geoURI, let description):
                     stateMachine.tryEvent(.presentMapNavigator(interactionMode: .viewOnly(geoURI: geoURI, description: description)))
                 case .presentRoomMemberDetails(member: let member):
@@ -559,7 +574,48 @@ class RoomFlowCoordinator: FlowCoordinatorProtocol {
             self?.stateMachine.tryEvent(.dismissMapNavigator)
         }
     }
-    
+
+    private func presentCreatePollForm() {
+        let navigationStackCoordinator = NavigationStackCoordinator()
+        let coordinator = CreatePollScreenCoordinator(parameters: .init())
+        navigationStackCoordinator.setRootCoordinator(coordinator)
+
+        coordinator.actions
+            .sink { [weak self] action in
+                guard let self else {
+                    return
+                }
+
+                self.navigationSplitCoordinator.setSheetCoordinator(nil)
+
+                switch action {
+                case .cancel:
+                    break
+                case let .create(question, options, pollKind):
+                    Task {
+                        guard let roomProxy = self.roomProxy else {
+                            self.userIndicatorController.submitIndicator(UserIndicator(title: L10n.errorUnknown))
+                            return
+                        }
+
+                        let result = await roomProxy.createPoll(question: question, answers: options, pollKind: pollKind)
+
+                        switch result {
+                        case .success:
+                            break
+                        case .failure:
+                            self.userIndicatorController.submitIndicator(UserIndicator(title: L10n.errorUnknown))
+                        }
+                    }
+                }
+            }
+            .store(in: &cancellables)
+
+        navigationSplitCoordinator.setSheetCoordinator(navigationStackCoordinator) { [weak self] in
+            self?.stateMachine.tryEvent(.dismissCreatePollForm)
+        }
+    }
+
     private func presentRoomMemberDetails(member: RoomMemberProxyProtocol) {
         guard let roomProxy else {
             fatalError()
@@ -689,6 +745,7 @@ private extension RoomFlowCoordinator {
         case roomMemberDetails(roomID: String, member: HashableRoomMemberWrapper)
         case messageForwarding(roomID: String, itemID: TimelineItemIdentifier)
         case notificationSettingsScreen(roomID: String)
+        case createPollForm(roomID: String)
     }
     
     struct EventUserInfo {
@@ -726,6 +783,9 @@ private extension RoomFlowCoordinator {
         
         case presentNotificationSettingsScreen
         case dismissNotificationSettingsScreen
+
+        case presentCreatePollForm
+        case dismissCreatePollForm
     }
 }
 

ElementX/Sources/Generated/Assets.swift

@@ -42,6 +42,7 @@ internal enum Asset {
     internal static let locationPointerFull = ImageAsset(name: "images/location-pointer-full")
     internal static let locationPointer = ImageAsset(name: "images/location-pointer")
     internal static let timelineComposerSendMessage = ImageAsset(name: "images/timeline-composer-send-message")
+    internal static let timelinePollAttachment = ImageAsset(name: "images/timeline-poll-attachment")
     internal static let timelinePoll = ImageAsset(name: "images/timeline-poll")
     internal static let timelineReactionAddMore = ImageAsset(name: "images/timeline-reaction-add-more")
     internal static let waitingGradient = ImageAsset(name: "images/waiting-gradient")

ElementX/Sources/Mocks/Generated/GeneratedMocks.swift

@@ -1464,6 +1464,27 @@ class RoomProxyMock: RoomProxyProtocol {
             return canUserRedactUserIDReturnValue
         }
     }
+    //MARK: - createPoll
+
+    var createPollQuestionAnswersPollKindCallsCount = 0
+    var createPollQuestionAnswersPollKindCalled: Bool {
+        return createPollQuestionAnswersPollKindCallsCount > 0
+    }
+    var createPollQuestionAnswersPollKindReceivedArguments: (question: String, answers: [String], pollKind: Poll.Kind)?
+    var createPollQuestionAnswersPollKindReceivedInvocations: [(question: String, answers: [String], pollKind: Poll.Kind)] = []
+    var createPollQuestionAnswersPollKindReturnValue: Result<Void, RoomProxyError>!
+    var createPollQuestionAnswersPollKindClosure: ((String, [String], Poll.Kind) async -> Result<Void, RoomProxyError>)?
+
+    func createPoll(question: String, answers: [String], pollKind: Poll.Kind) async -> Result<Void, RoomProxyError> {
+        createPollQuestionAnswersPollKindCallsCount += 1
+        createPollQuestionAnswersPollKindReceivedArguments = (question: question, answers: answers, pollKind: pollKind)
+        createPollQuestionAnswersPollKindReceivedInvocations.append((question: question, answers: answers, pollKind: pollKind))
+        if let createPollQuestionAnswersPollKindClosure = createPollQuestionAnswersPollKindClosure {
+            return await createPollQuestionAnswersPollKindClosure(question, answers, pollKind)
+        } else {
+            return createPollQuestionAnswersPollKindReturnValue
+        }
+    }
 }
 class RoomTimelineProviderMock: RoomTimelineProviderProtocol {
     var updatePublisher: AnyPublisher<TimelineProviderUpdate, Never> {

ElementX/Sources/Other/AccessibilityIdentifiers.swift

@@ -40,6 +40,7 @@ struct A11yIdentifiers {
     static let migrationScreen = MigrationScreen()
     static let notificationSettingsScreen = NotificationSettingsScreen()
     static let notificationSettingsEditScreen = NotificationSettingsEditScreen()
+    static let createPollScreen = CreatePollScreen()
 
     struct AnalyticsPromptScreen {
         let title = "analytics_prompt-title"
@@ -181,6 +182,19 @@ struct A11yIdentifiers {
         let roomTopic = "create_room-room_topic"
     }
 
+    struct CreatePollScreen {
+        let question = "create_poll-question"
+        let create = "create_poll-create"
+        let addOption = "create_poll-add_option"
+        let pollKind = "create_poll-kind"
+
+        private let optionPrefix = "create_poll-option"
+
+        func optionID(_ index: Int) -> String {
+            "\(optionPrefix)-\(index)"
+        }
+    }
+
     struct WelcomeScreen {
         let letsGo = "welcome_screen-lets_go"
     }

ElementX/Sources/Screens/ComposerToolbar/ComposerToolbarModels.swift

@@ -24,6 +24,7 @@ enum ComposerToolbarViewModelAction {
     case displayMediaPicker
     case displayDocumentPicker
     case displayLocationPicker
+    case displayPollForm
 
     case handlePasteOrDrop(provider: NSItemProvider)
 
@@ -40,6 +41,7 @@ enum ComposerToolbarViewAction {
     case displayMediaPicker
     case displayDocumentPicker
     case displayLocationPicker
+    case displayPollForm
     case handlePasteOrDrop(provider: NSItemProvider)
 }
 

ElementX/Sources/Screens/ComposerToolbar/ComposerToolbarViewModel.swift

@@ -78,6 +78,8 @@ final class ComposerToolbarViewModel: ComposerToolbarViewModelType, ComposerTool
             actionsSubject.send(.displayDocumentPicker)
         case .displayLocationPicker:
             actionsSubject.send(.displayLocationPicker)
+        case .displayPollForm:
+            actionsSubject.send(.displayPollForm)
         case .handlePasteOrDrop(let provider):
             actionsSubject.send(.handlePasteOrDrop(provider: provider))
         }

ElementX/Sources/Screens/ComposerToolbar/View/RoomAttachmentPicker.swift

@@ -65,6 +65,15 @@ struct RoomAttachmentPicker: View {
                     PickerLabel(title: L10n.screenRoomAttachmentSourceLocation, icon: Image(asset: Asset.Images.locationPin))
                 }
                 .accessibilityLabel(A11yIdentifiers.roomScreen.attachmentPickerLocation)
+
+                if ServiceLocator.shared.settings.pollsCreationEnabled {
+                    Button {
+                        context.showAttachmentPopover = false
+                        context.send(viewAction: .displayPollForm)
+                    } label: {
+                        PickerLabel(title: L10n.screenRoomAttachmentSourcePoll, icon: Image(asset: Asset.Images.timelinePollAttachment))
+                    }
+                }
             }
             .padding(.top, isPresented ? 20 : 0)
             .background {

ElementX/Sources/Screens/CreatePollScreen/CreatePollScreenCoordinator.swift

@@ -0,0 +1,61 @@
+//
+// 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
+
+struct CreatePollScreenCoordinatorParameters { }
+
+enum CreatePollScreenCoordinatorAction {
+    case cancel
+    case create(question: String, options: [String], pollKind: Poll.Kind)
+}
+
+final class CreatePollScreenCoordinator: CoordinatorProtocol {
+    private let parameters: CreatePollScreenCoordinatorParameters
+    private var viewModel: CreatePollScreenViewModelProtocol
+    private let actionsSubject: PassthroughSubject<CreatePollScreenCoordinatorAction, Never> = .init()
+    private var cancellables: Set<AnyCancellable> = .init()
+    
+    var actions: AnyPublisher<CreatePollScreenCoordinatorAction, Never> {
+        actionsSubject.eraseToAnyPublisher()
+    }
+    
+    init(parameters: CreatePollScreenCoordinatorParameters) {
+        self.parameters = parameters
+        
+        viewModel = CreatePollScreenViewModel()
+    }
+    
+    func start() {
+        viewModel.actions.sink { [weak self] action in
+            MXLog.info("Coordinator: received view model action: \(action)")
+            
+            guard let self else { return }
+            switch action {
+            case let .create(question, options, pollKind):
+                self.actionsSubject.send(.create(question: question, options: options, pollKind: pollKind))
+            case .cancel:
+                self.actionsSubject.send(.cancel)
+            }
+        }
+        .store(in: &cancellables)
+    }
+        
+    func toPresentable() -> AnyView {
+        AnyView(CreatePollScreen(context: viewModel.context))
+    }
+}

ElementX/Sources/Screens/CreatePollScreen/CreatePollScreenModels.swift

@@ -0,0 +1,49 @@
+//
+// 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 CreatePollScreenViewModelAction {
+    case create(question: String, options: [String], pollKind: Poll.Kind)
+    case cancel
+}
+
+struct CreatePollScreenViewState: BindableState {
+    let maxNumberOfOptions = 20
+    var bindings: CreatePollScreenViewStateBindings = .init()
+}
+
+struct CreatePollScreenViewStateBindings {
+    var question = ""
+    var options: [Option] = [.init(), .init()]
+    var isUndisclosed = false
+
+    struct Option: Identifiable, Equatable {
+        let id = UUID()
+        var text = ""
+    }
+
+    var isCreateButtonDisabled: Bool {
+        question.isEmpty || options.count < 2 || options.contains { $0.text.isEmpty }
+    }
+}
+
+enum CreatePollScreenViewAction {
+    case cancel
+    case create
+    case deleteOption(index: Int)
+    case addOption
+}

ElementX/Sources/Screens/CreatePollScreen/CreatePollScreenViewModel.swift

@@ -0,0 +1,59 @@
+//
+// 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 CreatePollScreenViewModelType = StateStoreViewModel<CreatePollScreenViewState, CreatePollScreenViewAction>
+
+class CreatePollScreenViewModel: CreatePollScreenViewModelType, CreatePollScreenViewModelProtocol {
+    private var actionsSubject: PassthroughSubject<CreatePollScreenViewModelAction, Never> = .init()
+    
+    var actions: AnyPublisher<CreatePollScreenViewModelAction, Never> {
+        actionsSubject.eraseToAnyPublisher()
+    }
+
+    init() {
+        super.init(initialViewState: .init())
+    }
+    
+    // MARK: - Public
+    
+    override func process(viewAction: CreatePollScreenViewAction) {
+        switch viewAction {
+        case .create:
+            actionsSubject.send(.create(question: state.bindings.question,
+                                        options: state.bindings.options.map(\.text),
+                                        pollKind: state.bindings.isUndisclosed ? .undisclosed : .disclosed))
+        case .cancel:
+            actionsSubject.send(.cancel)
+        case .deleteOption(let index):
+            // fixes a crash that caused an index out of range when an option with the keyboard focus was deleted
+            Task {
+                try await Task.sleep(for: .milliseconds(100))
+                guard state.bindings.options.indices.contains(index) else {
+                    return
+                }
+                state.bindings.options.remove(at: index)
+            }
+        case .addOption:
+            guard state.bindings.options.count < state.maxNumberOfOptions else {
+                return
+            }
+            state.bindings.options.append(.init())
+        }
+    }
+}

ElementX/Sources/Screens/CreatePollScreen/CreatePollScreenViewModelProtocol.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 Combine
+
+@MainActor
+protocol CreatePollScreenViewModelProtocol {
+    var actions: AnyPublisher<CreatePollScreenViewModelAction, Never> { get }
+    var context: CreatePollScreenViewModelType.Context { get }
+}

ElementX/Sources/Screens/CreatePollScreen/View/CreatePollScreen.swift

@@ -0,0 +1,168 @@
+//
+// 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 Compound
+import SwiftUI
+
+struct CreatePollScreen: View {
+    @ObservedObject var context: CreatePollScreenViewModel.Context
+    @FocusState var focus: Focus?
+
+    enum Focus: Hashable {
+        case question
+        case option(index: Int)
+    }
+
+    var body: some View {
+        Form {
+            questionSection
+            optionsSection
+            showResultsSection
+        }
+        .compoundForm()
+        .scrollDismissesKeyboard(.immediately)
+        .environment(\.editMode, .constant(.active))
+        .navigationTitle(L10n.screenCreatePollTitle)
+        .navigationBarTitleDisplayMode(.inline)
+        .toolbar { toolbar }
+        .animation(.elementDefault, value: context.options)
+    }
+
+    // MARK: - Private
+
+    private var questionSection: some View {
+        Section(L10n.screenCreatePollQuestionDesc) {
+            TextField(text: $context.question) {
+                Text(L10n.screenCreatePollQuestionHint)
+                    .compoundFormTextFieldPlaceholder()
+            }
+            .introspect(.textField, on: .iOS(.v16)) { textField in
+                textField.clearButtonMode = .whileEditing
+            }
+            .textFieldStyle(.compoundForm)
+            .focused($focus, equals: .question)
+            .accessibilityIdentifier(A11yIdentifiers.createPollScreen.question)
+        }
+        .compoundFormSection()
+    }
+
+    private var optionsSection: some View {
+        Section {
+            ForEach(context.options) { option in
+                if let index = context.options.firstIndex(of: option) {
+                    CreatePollOptionView(text: $context.options[index].text.limited(to: 240),
+                                         placeholder: L10n.screenCreatePollAnswerHint(index + 1),
+                                         canDeleteItem: context.options.count > 2) {
+                        if case .option(let focusedIndex) = focus, focusedIndex == index {
+                            focus = nil
+                        }
+
+                        context.send(viewAction: .deleteOption(index: index))
+                    }
+                    .focused($focus, equals: .option(index: index))
+                    .accessibilityIdentifier(A11yIdentifiers.createPollScreen.optionID(index))
+                }
+            }
+            .onMove { offsets, toOffset in
+                context.options.move(fromOffsets: offsets, toOffset: toOffset)
+            }
+
+            if context.options.count < context.viewState.maxNumberOfOptions {
+                Button(L10n.screenCreatePollAddOptionBtn) {
+                    context.send(viewAction: .addOption)
+                }
+                .accessibilityIdentifier(A11yIdentifiers.createPollScreen.addOption)
+            }
+        }
+        .compoundFormSection()
+    }
+
+    private var showResultsSection: some View {
+        Section {
+            Toggle(L10n.screenCreatePollAnonymousDesc, isOn: $context.isUndisclosed)
+                .accessibilityIdentifier(A11yIdentifiers.createPollScreen.pollKind)
+        }
+        .compoundFormSection()
+    }
+
+    @ToolbarContentBuilder
+    private var toolbar: some ToolbarContent {
+        ToolbarItem(placement: .navigationBarLeading) {
+            Button(L10n.actionCancel) {
+                context.send(viewAction: .cancel)
+            }
+        }
+
+        ToolbarItem(placement: .confirmationAction) {
+            Button(L10n.actionCreate) {
+                context.send(viewAction: .create)
+            }
+            .disabled(context.viewState.bindings.isCreateButtonDisabled)
+            .accessibilityIdentifier(A11yIdentifiers.createPollScreen.create)
+        }
+    }
+}
+
+private struct CreatePollOptionView: View {
+    @Environment(\.editMode) var editMode
+    @Binding var text: String
+    let placeholder: String
+    let canDeleteItem: Bool
+    let deleteAction: () -> Void
+
+    var body: some View {
+        HStack {
+            if editMode?.wrappedValue == .active {
+                Button(action: deleteAction) {
+                    CompoundIcon(\.delete)
+                        .font(.system(size: 24))
+                        .foregroundColor(.compound.iconCriticalPrimary)
+                }
+                .disabled(!canDeleteItem)
+                .buttonStyle(PlainButtonStyle())
+            }
+            TextField(text: $text) {
+                Text(placeholder)
+                    .compoundFormTextFieldPlaceholder()
+            }
+            .introspect(.textField, on: .iOS(.v16)) { textField in
+                textField.clearButtonMode = .whileEditing
+            }
+            .textFieldStyle(.compoundForm)
+        }
+    }
+}
+
+// MARK: - Previews
+
+struct CreatePollScreen_Previews: PreviewProvider {
+    static let viewModel = CreatePollScreenViewModel()
+    static var previews: some View {
+        NavigationStack {
+            CreatePollScreen(context: viewModel.context)
+        }
+    }
+}
+
+private extension Binding where Value == String {
+    func limited(to limit: Int) -> Self {
+        .init {
+            wrappedValue
+        } set: { newValue in
+            wrappedValue = String(newValue.prefix(limit))
+        }
+    }
+}

ElementX/Sources/Screens/RoomScreen/RoomScreenCoordinator.swift

@@ -31,6 +31,7 @@ enum RoomScreenCoordinatorAction {
     case presentMediaUploadPreviewScreen(URL)
     case presentRoomDetails
     case presentLocationPicker
+    case presentPollForm
     case presentLocationViewer(body: String, geoURI: GeoURI, description: String?)
     case presentEmojiPicker(itemID: TimelineItemIdentifier, selectedEmojis: Set<String>)
     case presentRoomMemberDetails(member: RoomMemberProxyProtocol)
@@ -86,6 +87,8 @@ final class RoomScreenCoordinator: CoordinatorProtocol {
                     actionsSubject.send(.presentMediaUploadPicker(.documents))
                 case .displayLocationPicker:
                     actionsSubject.send(.presentLocationPicker)
+                case .displayPollForm:
+                    actionsSubject.send(.presentPollForm)
                 case .displayMediaUploadPreviewScreen(let url):
                     actionsSubject.send(.presentMediaUploadPreviewScreen(url))
                 case .displayRoomMemberDetails(let member):

ElementX/Sources/Screens/RoomScreen/RoomScreenModels.swift

@@ -28,6 +28,7 @@ enum RoomScreenViewModelAction {
     case displayMediaPicker
     case displayDocumentPicker
     case displayLocationPicker
+    case displayPollForm
     case displayMediaUploadPreviewScreen(url: URL)
     case displayRoomMemberDetails(member: RoomMemberProxyProtocol)
     case displayMessageForwarding(itemID: TimelineItemIdentifier)

ElementX/Sources/Screens/RoomScreen/RoomScreenViewModel.swift

@@ -158,6 +158,8 @@ class RoomScreenViewModel: RoomScreenViewModelType, RoomScreenViewModelProtocol
             actionsSubject.send(.displayDocumentPicker)
         case .displayLocationPicker:
             actionsSubject.send(.displayLocationPicker)
+        case .displayPollForm:
+            actionsSubject.send(.displayPollForm)
         case .handlePasteOrDrop(let provider):
             handlePasteOrDrop(provider)
         case .composerModeChanged(mode: let mode):

ElementX/Sources/Screens/Settings/DeveloperOptionsScreen/DeveloperOptionsScreenModels.swift

@@ -52,6 +52,7 @@ protocol DeveloperOptionsProtocol: AnyObject {
     var swiftUITimelineEnabled: Bool { get set }
     var pollsInTimelineEnabled: Bool { get set }
     var richTextEditorEnabled: Bool { get set }
+    var pollsCreationEnabled: Bool { get set }
 }
 
 extension AppSettings: DeveloperOptionsProtocol { }

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

@@ -70,6 +70,10 @@ struct DeveloperOptionsScreen: View {
                 Toggle(isOn: $context.pollsInTimelineEnabled) {
                     Text("View polls in timeline")
                 }
+
+                Toggle(isOn: $context.pollsCreationEnabled) {
+                    Text("View polls creation flow")
+                }
             }
 
             Section("Rich Text Editor") {

ElementX/Sources/Services/Room/RoomProxy.swift

@@ -684,6 +684,17 @@ class RoomProxy: RoomProxyProtocol {
         }
     }
 
+    func createPoll(question: String, answers: [String], pollKind: Poll.Kind) async -> Result<Void, RoomProxyError> {
+        await Task.dispatch(on: .global()) {
+            do {
+                return try .success(self.room.createPoll(question: question, answers: answers, maxSelections: 1, pollKind: .init(pollKind: pollKind), txnId: genTransactionId()))
+            } catch {
+                MXLog.error("Failed creating a poll: \(error)")
+                return .failure(.failedCreatingPoll)
+            }
+        }
+    }
+
     // MARK: - Private
     
     /// Force the timeline to load member details so it can populate sender profiles whenever we add a timeline listener
@@ -770,3 +781,14 @@ private final class RoomInfoUpdateListener: RoomInfoListener {
         onUpdateClosure()
     }
 }
+
+private extension MatrixRustSDK.PollKind {
+    init(pollKind: Poll.Kind) {
+        switch pollKind {
+        case .disclosed:
+            self = .disclosed
+        case .undisclosed:
+            self = .undisclosed
+        }
+    }
+}

ElementX/Sources/Services/Room/RoomProxyProtocol.swift

@@ -42,6 +42,7 @@ enum RoomProxyError: Error, Equatable {
     case failedRemovingAvatar
     case failedUploadingAvatar
     case failedCheckingPermission
+    case failedCreatingPoll
 }
 
 // sourcery: AutoMockable
@@ -165,6 +166,8 @@ protocol RoomProxyProtocol {
     func uploadAvatar(media: MediaInfo) async -> Result<Void, RoomProxyError>
 
     func canUserRedact(userID: String) async -> Result<Bool, RoomProxyError>
+
+    func createPoll(question: String, answers: [String], pollKind: Poll.Kind) async -> Result<Void, RoomProxyError>
 }
 
 extension RoomProxyProtocol {

ElementX/Sources/Services/Timeline/TimelineItems/RoomTimelineItemFactory.swift

@@ -606,7 +606,7 @@ private extension LocationRoomTimelineItemContent.AssetType {
     }
 }
 
-private extension Poll.Kind {
+extension Poll.Kind {
     init(pollKind: MatrixRustSDK.PollKind) {
         switch pollKind {
         case .disclosed:

ElementX/Sources/UITests/UITestsAppCoordinator.swift

@@ -666,6 +666,11 @@ class MockScreen: Identifiable {
             let coordinator = CreateRoomCoordinator(parameters: parameters)
             navigationStackCoordinator.setRootCoordinator(coordinator)
             return navigationStackCoordinator
+        case .createPoll:
+            let navigationStackCoordinator = NavigationStackCoordinator()
+            let coordinator = CreatePollScreenCoordinator(parameters: .init())
+            navigationStackCoordinator.setRootCoordinator(coordinator)
+            return navigationStackCoordinator
         }
     }()
 }

ElementX/Sources/UITests/UITestsScreenIdentifier.swift

@@ -75,6 +75,7 @@ enum UITestsScreenIdentifier: String {
     case inviteUsersInRoomExistingMembers
     case createRoom
     case createRoomNoUsers
+    case createPoll
 }
 
 extension UITestsScreenIdentifier: CustomStringConvertible {

UITests/Sources/CreatePollScreenUITests.swift

@@ -0,0 +1,66 @@
+//
+// 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 ElementX
+import XCTest
+
+@MainActor
+class CreatePollScreenUITests: XCTestCase {
+    func testEmptyScreen() async throws {
+        let app = Application.launch(.createPoll)
+        try await app.assertScreenshot(.createPoll)
+    }
+
+    func testFilledPoll() async throws {
+        let app = Application.launch(.createPoll)
+        let questionTextField = app.textFields[A11yIdentifiers.createPollScreen.question]
+        questionTextField.tap()
+        questionTextField.typeText("Do you like polls?")
+
+        let option1TextField = app.textFields[A11yIdentifiers.createPollScreen.optionID(0)]
+        option1TextField.tap()
+        option1TextField.typeText("Yes")
+
+        let option2TextField = app.textFields[A11yIdentifiers.createPollScreen.optionID(1)]
+        option2TextField.tap()
+        option2TextField.typeText("No")
+
+        let createButton = app.buttons[A11yIdentifiers.createPollScreen.create]
+        XCTAssertTrue(createButton.isEnabled)
+
+        try await app.assertScreenshot(.createPoll, step: 1)
+    }
+
+    func testMaxOptions() async throws {
+        let app = Application.launch(.createPoll)
+        let createButton = app.buttons[A11yIdentifiers.createPollScreen.create]
+        let addOption = app.buttons[A11yIdentifiers.createPollScreen.addOption]
+
+        for _ in 1...18 {
+            if !addOption.exists {
+                app.swipeUp()
+            }
+            addOption.tap()
+        }
+
+        app.swipeUp()
+        
+        XCTAssertFalse(addOption.exists)
+        XCTAssertFalse(createButton.isEnabled)
+
+        try await app.assertScreenshot(.createPoll, step: 2)
+    }
+}

UITests/Sources/__Snapshots__/Application/en-GB-iPad-9th-generation.createPoll-1.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:29a2bba04064c1ed0e839bf7fe29d51bf2c6488b0e4e0992deecff1c30aeb092
+size 157226

UITests/Sources/__Snapshots__/Application/en-GB-iPad-9th-generation.createPoll-2.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f63af9f1e715da12f55d7e91279c47219b42b27125e44f915c47227321a12bdb
+size 185844

UITests/Sources/__Snapshots__/Application/en-GB-iPad-9th-generation.createPoll.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:467a21fa9a0d2a535887851f4ba65b91f106f38a1663eec31dd5b33ad4316fef
+size 89795

UITests/Sources/__Snapshots__/Application/en-GB-iPhone-14.createPoll-1.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a934baa838db31b290f69fff6037d6764789615a25f34c94b8273abde4b8c83a
+size 170170

UITests/Sources/__Snapshots__/Application/en-GB-iPhone-14.createPoll-2.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f425a4f8ff36e11084da41350cc5ccae122be06cac59d1e9b03adab4f1c50d15
+size 308853

UITests/Sources/__Snapshots__/Application/en-GB-iPhone-14.createPoll.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d07086d5750c676a1f935366289bf803ed50cd2d83e962227edb50e4be432cf7
+size 103803

UITests/Sources/__Snapshots__/Application/pseudo-iPad-9th-generation.createPoll-1.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e8de87274b05142ffd494ef3e539e222241461521d9c12da6c60fe2bb8a894de
+size 161620

UITests/Sources/__Snapshots__/Application/pseudo-iPad-9th-generation.createPoll-2.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5952c0897de9cce140b877dda5413f2ee2a611d5bdfe7747b24289c3280534ef
+size 223668

UITests/Sources/__Snapshots__/Application/pseudo-iPad-9th-generation.createPoll.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9bb7f282056f9db7bc3edd8c9be0493d9252b407800ee6214da367b60eef5867
+size 97972

UITests/Sources/__Snapshots__/Application/pseudo-iPhone-14.createPoll-1.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:75784ba1bcc96f0db74fa476073241c7e27dc809b35516a4a7fe35ee127b5748
+size 183973

UITests/Sources/__Snapshots__/Application/pseudo-iPhone-14.createPoll-2.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a71198a895a22048cb9ace7b98bb9bb6f8ea531e01502e07a6a6c4db87738873
+size 351270

UITests/Sources/__Snapshots__/Application/pseudo-iPhone-14.createPoll.png

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ac225c17efd828512b67ee40d4de6ea63b6173bac280156945d8a77622a12556
+size 125867

UnitTests/Sources/CreatePollScreenViewModelTests.swift

@@ -0,0 +1,69 @@
+//
+// 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 XCTest
+
+@testable import ElementX
+
+@MainActor
+class CreatePollScreenViewModelTests: XCTestCase {
+    var viewModel: CreatePollScreenViewModelProtocol!
+    
+    var context: CreatePollScreenViewModelType.Context {
+        viewModel.context
+    }
+    
+    override func setUpWithError() throws {
+        viewModel = CreatePollScreenViewModel()
+    }
+
+    func testInitialState() {
+        XCTAssertEqual(context.options.count, 2)
+        XCTAssertTrue(context.options.allSatisfy(\.text.isEmpty))
+        XCTAssertTrue(context.question.isEmpty)
+        XCTAssertTrue(context.viewState.bindings.isCreateButtonDisabled)
+        XCTAssertFalse(context.viewState.bindings.isUndisclosed)
+    }
+
+    func testValidPoll() async throws {
+        context.question = "foo"
+        context.options[0].text = "bla1"
+        context.options[1].text = "bla2"
+        XCTAssertFalse(context.viewState.bindings.isCreateButtonDisabled)
+
+        let deferred = deferFulfillment(viewModel.actions.first())
+        context.send(viewAction: .create)
+        let action = try await deferred.fulfill()
+
+        guard case .create(let question, let options, let kind) = action else {
+            XCTFail("Unexpected action")
+            return
+        }
+        XCTAssertEqual(question, "foo")
+        XCTAssertEqual(options.count, 2)
+        XCTAssertEqual(options[0], "bla1")
+        XCTAssertEqual(options[1], "bla2")
+        XCTAssertEqual(kind, .disclosed)
+    }
+
+    func testInvalidPollEmptyOption() {
+        context.question = "foo"
+        context.options[0].text = "bla"
+        context.options[1].text = "bla"
+        context.send(viewAction: .addOption)
+        XCTAssertTrue(context.viewState.bindings.isCreateButtonDisabled)
+    }
+}