Add preview for messages view in selection mode

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/MessagesView.kt

@@ -77,13 +77,16 @@ import io.element.android.features.messages.impl.pinned.banner.PinnedMessagesBan
 import io.element.android.features.messages.impl.pinned.banner.PinnedMessagesBannerView
 import io.element.android.features.messages.impl.pinned.banner.PinnedMessagesBannerViewDefaults
 import io.element.android.features.messages.impl.timeline.FOCUS_ON_PINNED_EVENT_DEBOUNCE_DURATION_IN_MILLIS
+import io.element.android.features.messages.impl.timeline.SelectionAction
 import io.element.android.features.messages.impl.timeline.SelectionState
 import io.element.android.features.messages.impl.timeline.TimelineEvent
 import io.element.android.features.messages.impl.timeline.TimelineView
 import io.element.android.features.messages.impl.timeline.aGroupedEvents
 import io.element.android.features.messages.impl.timeline.aTimelineItemDaySeparator
 import io.element.android.features.messages.impl.timeline.aTimelineItemEvent
+import io.element.android.features.messages.impl.timeline.aTimelineItemList
 import io.element.android.features.messages.impl.timeline.aTimelineState
+import io.element.android.features.messages.impl.timeline.canApplyTo
 import io.element.android.features.messages.impl.timeline.components.CallMenuItem
 import io.element.android.features.messages.impl.timeline.components.customreaction.CustomReactionEvent
 import io.element.android.features.messages.impl.timeline.components.reactionsummary.ReactionSummaryEvent
@@ -138,6 +141,7 @@ import io.element.android.libraries.textcomposer.model.TextEditorState
 import io.element.android.libraries.ui.strings.CommonStrings
 import io.element.android.wysiwyg.link.Link
 import kotlinx.collections.immutable.persistentListOf
+import kotlinx.collections.immutable.toPersistentSet
 import timber.log.Timber
 import kotlin.time.Duration.Companion.milliseconds
 
@@ -756,6 +760,40 @@ internal fun MessagesViewPreview(@PreviewParameter(MessagesStatePreviewParam::cl
     )
 }
 
+@PreviewsDayNight
+@Composable
+internal fun MessagesViewSelectionModePreview() = ElementPreview {
+    val timelineItems = aTimelineItemList(aTimelineItemTextContent())
+    val selectedEventIds = timelineItems
+        .filterIsInstance<TimelineItem.Event>()
+        .filter { SelectionAction.Forward.canApplyTo(it) }
+        .take(2)
+        .mapNotNull { it.eventId }
+        .toPersistentSet()
+    MessagesView(
+        state = aMessagesState(
+            timelineState = aTimelineState(
+                timelineItems = timelineItems,
+                selectionState = SelectionState.Active(SelectionAction.Forward, selectedEventIds),
+            ),
+        ),
+        onBackClick = {},
+        onRoomDetailsClick = {},
+        onEventContentClick = { _, _ -> false },
+        onGalleryEventItemClick = { _, _, _ -> false },
+        onUserDataClick = {},
+        onLinkClick = { _, _ -> },
+        onSendLocationClick = {},
+        onCreatePollClick = {},
+        onJoinCallClick = {},
+        onViewAllPinnedMessagesClick = { },
+        forceJumpToBottomVisibility = true,
+        knockRequestsBannerView = {},
+        customReactionBottomSheet = {},
+        onThreadsListClick = {},
+    )
+}
+
 @Preview
 @Composable
 internal fun MessagesViewA11yPreview() = ElementPreview {