Polls refinements (#1608)

* Refine focus behavior

* Begin draft mode

* Add alert on poll form

* Add poll ended asset

* Add fallback text for ended poll event

* Cleanup

* Fix assets

* Remove poll feature flags

* Fix UI tests

* Fix ui tests

* Refine discard poll alert

* Remove unused import

* Rename hasDraftContent -> hasContent

* Restore createPoll-2 ref screenshots

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

@@ -39,6 +39,8 @@ struct CreatePollScreen: View {
         .navigationBarTitleDisplayMode(.inline)
         .toolbar { toolbar }
         .animation(.elementDefault, value: context.options)
+        .interactiveDismissDisabled(context.viewState.bindings.hasContent)
+        .alert(item: $context.alertInfo)
     }
 
     // MARK: - Private
@@ -55,6 +57,10 @@ struct CreatePollScreen: View {
             .textFieldStyle(.compoundForm)
             .focused($focus, equals: .question)
             .accessibilityIdentifier(A11yIdentifiers.createPollScreen.question)
+            .onSubmit {
+                focus = context.options.indices.first.map { .option(index: $0) }
+            }
+            .submitLabel(.next)
         }
         .compoundFormSection()
     }
@@ -74,6 +80,11 @@ struct CreatePollScreen: View {
                     }
                     .focused($focus, equals: .option(index: index))
                     .accessibilityIdentifier(A11yIdentifiers.createPollScreen.optionID(index))
+                    .onSubmit {
+                        let nextOptionIndex = index == context.options.endIndex - 1 ? nil : index + 1
+                        focus = nextOptionIndex.map { .option(index: $0) }
+                    }
+                    .submitLabel(index == context.options.endIndex - 1 ? .done : .next)
                 }
             }
             .onMove { offsets, toOffset in
@@ -83,6 +94,7 @@ struct CreatePollScreen: View {
             if context.options.count < context.viewState.maxNumberOfOptions {
                 Button(L10n.screenCreatePollAddOptionBtn) {
                     context.send(viewAction: .addOption)
+                    focus = context.options.indices.last.map { .option(index: $0) }
                 }
                 .accessibilityIdentifier(A11yIdentifiers.createPollScreen.addOption)
             }