Added the original comment as first item in replies.

app/src/main/java/com/github/libretube/constants/IntentData.kt

@@ -18,5 +18,5 @@ object IntentData {
     const val downloading = "downloading"
     const val openAudioPlayer = "openAudioPlayer"
     const val fragmentToOpen = "fragmentToOpen"
-    const val replyPage = "replyPage"
+    const val comment = "comment"
 }

app/src/main/java/com/github/libretube/ui/adapters/CommentsAdapter.kt

@@ -5,8 +5,11 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.view.ViewGroup.MarginLayoutParams
 import android.widget.Toast
+import androidx.core.content.ContextCompat
 import androidx.core.text.parseAsHtml
+import androidx.core.view.updateLayoutParams
 import androidx.fragment.app.Fragment
 import androidx.recyclerview.widget.RecyclerView
 import com.github.libretube.R
@@ -20,6 +23,7 @@ import com.github.libretube.util.ClipboardHelper
 import com.github.libretube.util.ImageHelper
 import com.github.libretube.util.NavigationHelper
 import com.github.libretube.util.TextUtils
+import kotlinx.serialization.json.Json
 
 class CommentsAdapter(
     private val fragment: Fragment?,
@@ -69,11 +73,26 @@ class CommentsAdapter(
                 dismiss.invoke()
             }
 
+            if (isRepliesAdapter) {
+                repliesCount.visibility = View.GONE
+                repliesAvailable.visibility = View.GONE
+
+                if (position == 0) {
+                    root.setBackgroundColor(ContextCompat.getColor(root.context, R.color.replies_original_comment_background))
+                    root.updateLayoutParams<MarginLayoutParams> { bottomMargin = 40 }
+                    divider.visibility = View.VISIBLE
+                } else {
+                    root.background = null
+                    root.updateLayoutParams<MarginLayoutParams> { bottomMargin = 0 }
+                    divider.visibility = View.GONE
+                }
+            }
+
             if (!isRepliesAdapter && comment.repliesPage != null) {
                 val repliesFragment = CommentsRepliesFragment().apply {
                     arguments = Bundle().apply {
                         putString(IntentData.videoId, videoId)
-                        putString(IntentData.replyPage, comment.repliesPage)
+                        putString(IntentData.comment, Json.encodeToString(Comment.serializer(), comment))
                     }
                 }
                 root.setOnClickListener {

app/src/main/java/com/github/libretube/ui/fragments/CommentsRepliesFragment.kt

@@ -5,10 +5,12 @@ import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.core.view.updatePadding
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.github.libretube.api.RetrofitInstance
+import com.github.libretube.api.obj.Comment
 import com.github.libretube.api.obj.CommentsPage
 import com.github.libretube.constants.IntentData
 import com.github.libretube.databinding.FragmentCommentsBinding
@@ -19,6 +21,7 @@ import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
+import kotlinx.serialization.json.Json
 
 class CommentsRepliesFragment : Fragment() {
     private lateinit var binding: FragmentCommentsBinding
@@ -40,12 +43,16 @@ class CommentsRepliesFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         val videoId = arguments?.getString(IntentData.videoId) ?: ""
-        val nextPage = arguments?.getString(IntentData.replyPage) ?: ""
+        val comment = Json.decodeFromString(
+            Comment.serializer(),
+            arguments?.getString(IntentData.comment) ?: """{}""",
+        )
 
-        repliesAdapter = CommentsAdapter(null, videoId, mutableListOf(), true) {
+        repliesAdapter = CommentsAdapter(null, videoId, mutableListOf(comment), true) {
             viewModel.commentsSheetDismiss?.invoke()
         }
 
+        binding.commentsRV.updatePadding(top = 0)
         binding.commentsRV.layoutManager = LinearLayoutManager(view.context)
         binding.commentsRV.adapter = repliesAdapter
 
@@ -61,7 +68,7 @@ class CommentsRepliesFragment : Fragment() {
                 }
             }
 
-        loadInitialReplies(videoId, nextPage, repliesAdapter)
+        loadInitialReplies(videoId, comment.repliesPage ?: "", repliesAdapter)
     }
 
     private fun loadInitialReplies(
@@ -69,17 +76,10 @@ class CommentsRepliesFragment : Fragment() {
         nextPage: String,
         repliesAdapter: CommentsAdapter
     ) {
-        when (repliesAdapter.itemCount) {
-            0 -> {
-                binding.progress.visibility = View.VISIBLE
-                fetchReplies(videoId, nextPage) {
-                    repliesAdapter.updateItems(it.comments)
-                    binding.progress.visibility = View.GONE
-                }
-            }
-            else -> {
-                repliesAdapter.clear()
-            }
+        binding.progress.visibility = View.VISIBLE
+        fetchReplies(videoId, nextPage) {
+            repliesAdapter.updateItems(it.comments)
+            binding.progress.visibility = View.GONE
         }
     }
 

app/src/main/res/layout/comments_row.xml

@@ -14,6 +14,7 @@
         android:orientation="vertical"
         android:paddingStart="15dp"
         android:paddingEnd="15dp"
+        app:layout_constraintBottom_toTopOf="@id/divider"
         app:layout_constraintTop_toTopOf="parent">
 
         <LinearLayout
@@ -132,4 +133,11 @@
         </LinearLayout>
 
     </LinearLayout>
+
+    <com.google.android.material.divider.MaterialDivider
+        android:id="@+id/divider"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:visibility="gone"
+        app:layout_constraintBottom_toBottomOf="parent" />
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/values-night/colors.xml

@@ -2,4 +2,5 @@
 <resources>
     <color name="text_color_secondary">#BFBFBF</color>
     <color name="drag_handle_color">#3A3A3A</color>
+    <color name="replies_original_comment_background">#222222</color>
 </resources>

app/src/main/res/values/colors.xml

@@ -5,6 +5,7 @@
     <color name="shortcut_color">#0061A6</color>
     <color name="text_color_secondary">#505050</color>
     <color name="drag_handle_color">#CCCCCC</color>
+    <color name="replies_original_comment_background">#E8E8E8</color>
 
     <color name="blue_md_theme_light_primary">#0058CB</color>
     <color name="blue_md_theme_light_onPrimary">#FFFFFF</color>