Update edit message history dialog to match designs.

app/src/main/java/org/thoughtcrime/securesms/conversation/ConversationItem.java

@@ -1933,10 +1933,6 @@ public final class ConversationItem extends RelativeLayout implements BindableCo
   }
 
   private boolean isFooterVisible(@NonNull MessageRecord current, @NonNull Optional<MessageRecord> next, boolean isGroupThread) {
-    if (displayMode == ConversationItemDisplayMode.EXTRA_CONDENSED) {
-      return false;
-    }
-
     boolean differentTimestamps = next.isPresent() && !DateUtils.isSameExtendedRelativeTimestamp(next.get().getTimestamp(), current.getTimestamp());
 
     return forceFooter(messageRecord) || current.getExpiresIn() > 0 || !current.isSecure() || current.isPending() || current.isPendingInsecureSmsFallback() ||

app/src/main/java/org/thoughtcrime/securesms/conversation/ConversationItemDisplayMode.kt

@@ -7,7 +7,7 @@ enum class ConversationItemDisplayMode {
   /** Smaller bubbles, often trimming text and shrinking images. Used for quote threads. */
   CONDENSED,
 
-  /** Smaller bubbles, no footers */
+  /** Smaller bubbles, always singular bubbles, with a footer. Used for edit message history. */
   EXTRA_CONDENSED,
 
   /** Less length restrictions. Used to show more info in message details. */

app/src/main/java/org/thoughtcrime/securesms/conversation/quotes/MessageQuotesBottomSheet.kt

@@ -80,7 +80,7 @@ class MessageQuotesBottomSheet : FixedRoundedCornerBottomSheetDialogFragment() {
       layoutManager = SmoothScrollingLinearLayoutManager(requireContext(), true)
       adapter = messageAdapter
       itemAnimator = null
-      addItemDecoration(MessageQuoteHeaderDecoration(context))
+      addItemDecoration(OriginalMessageSeparatorDecoration(context, R.string.MessageQuotesBottomSheet_replies))
 
       doOnNextLayout {
         // Adding this without waiting for a layout pass would result in an indeterminate amount of padding added to the top of the view

app/src/main/java/org/thoughtcrime/securesms/conversation/quotes/OriginalMessageSeparatorDecoration.kt

@@ -7,6 +7,7 @@ import android.graphics.Rect
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.widget.TextView
 import androidx.core.view.children
 import androidx.core.view.marginLeft
 import androidx.recyclerview.widget.RecyclerView
@@ -14,9 +15,9 @@ import org.thoughtcrime.securesms.R
 import org.thoughtcrime.securesms.util.ViewUtil
 
 /**
- * Serves as the separator between the original message and the messages that quote it in [MessageQuotesBottomSheet]
+ * Serves as the separator between the original message and other messages. Used in [MessageQuotesBottomSheet] and [EditMessageHistoryDialog]
  */
-class MessageQuoteHeaderDecoration(context: Context) : RecyclerView.ItemDecoration() {
+class OriginalMessageSeparatorDecoration(context: Context, val titleRes: Int) : RecyclerView.ItemDecoration() {
 
   private val dividerMargin = ViewUtil.dpToPx(context, 32)
   private val dividerHeight = ViewUtil.dpToPx(context, 2)
@@ -56,7 +57,9 @@ class MessageQuoteHeaderDecoration(context: Context) : RecyclerView.ItemDecorati
       return it
     }
 
-    val header: View = LayoutInflater.from(parent.context).inflate(R.layout.message_quote_header_decoration, parent, false)
+    val header: View = LayoutInflater.from(parent.context).inflate(R.layout.original_message_separator_decoration, parent, false)
+    val titleView: TextView = header.findViewById(R.id.separator_title)
+    titleView.setText(titleRes)
 
     val widthSpec = View.MeasureSpec.makeMeasureSpec(parent.width, View.MeasureSpec.EXACTLY)
     val heightSpec = View.MeasureSpec.makeMeasureSpec(parent.height, View.MeasureSpec.UNSPECIFIED)

app/src/main/java/org/thoughtcrime/securesms/conversation/ui/edit/EditMessageHistoryDialog.kt

@@ -10,6 +10,7 @@ import androidx.fragment.app.viewModels
 import androidx.recyclerview.widget.LinearLayoutManager
 import io.reactivex.rxjava3.kotlin.subscribeBy
 import org.signal.core.util.concurrent.LifecycleDisposable
+import org.thoughtcrime.securesms.R
 import org.thoughtcrime.securesms.components.FixedRoundedCornerBottomSheetDialogFragment
 import org.thoughtcrime.securesms.components.ViewBinderDelegate
 import org.thoughtcrime.securesms.conversation.ConversationAdapter
@@ -19,6 +20,7 @@ import org.thoughtcrime.securesms.conversation.ConversationMessage
 import org.thoughtcrime.securesms.conversation.colors.Colorizer
 import org.thoughtcrime.securesms.conversation.colors.RecyclerViewColorizer
 import org.thoughtcrime.securesms.conversation.mutiselect.MultiselectPart
+import org.thoughtcrime.securesms.conversation.quotes.OriginalMessageSeparatorDecoration
 import org.thoughtcrime.securesms.database.model.MessageRecord
 import org.thoughtcrime.securesms.database.model.MmsMessageRecord
 import org.thoughtcrime.securesms.databinding.MessageEditHistoryBottomSheetBinding
@@ -76,9 +78,10 @@ class EditMessageHistoryDialog : FixedRoundedCornerBottomSheetDialogFragment() {
     }
 
     binding.editHistoryList.apply {
-      layoutManager = LinearLayoutManager(requireContext(), LinearLayoutManager.VERTICAL, false)
+      layoutManager = LinearLayoutManager(requireContext(), LinearLayoutManager.VERTICAL, true)
       adapter = messageAdapter
       itemAnimator = null
+      addItemDecoration(OriginalMessageSeparatorDecoration(context, R.string.EditMessageHistoryDialog_title))
     }
 
     val recyclerViewColorizer = RecyclerViewColorizer(binding.editHistoryList)

app/src/main/java/org/thoughtcrime/securesms/conversation/ui/edit/EditMessageHistoryRepository.kt

@@ -36,16 +36,16 @@ object EditMessageHistoryRepository {
       .getMessageEditHistory(messageId)
       .toList()
 
+    if (records.isEmpty()) {
+      return emptyList()
+    }
+
     val attachmentHelper = AttachmentHelper()
       .apply {
         addAll(records)
         fetchAttachments()
       }
 
-    if (records.isEmpty()) {
-      return emptyList()
-    }
-
     val threadRecipient: Recipient = requireNotNull(SignalDatabase.threads.getRecipientForThreadId(records[0].threadId))
 
     return attachmentHelper