Merge pull request #2110 from eliezer-of/fix-2109

[IMPROVEMENT] Chat list UI improvements

app/src/main/java/chat/rocket/android/widget/DividerItemDecoration.kt

@@ -8,6 +8,7 @@ import android.view.View
 import androidx.annotation.DrawableRes
 import androidx.core.content.ContextCompat
 import androidx.recyclerview.widget.RecyclerView
+import chat.rocket.android.chatrooms.adapter.RoomsAdapter
 
 /**
  * Adds a default or custom divider to specific item views from the adapter's data set.
@@ -50,13 +51,13 @@ class DividerItemDecoration() : RecyclerView.ItemDecoration() {
         for (i in 0 until childCount) {
             val child = parent.getChildAt(i)
 
-            if (isLastView(child, parent))
+            if (isLastView(child, parent) || isViewTypeHeader(child, parent))
                 continue
 
             val params = child.layoutParams as RecyclerView.LayoutParams
 
-            val top = child.bottom + params.bottomMargin
-            val bottom = top + (divider?.intrinsicHeight ?: 0)
+            val bottom = child.bottom + params.bottomMargin
+            val top = bottom - (divider?.intrinsicHeight ?: 0)
 
             divider?.setBounds(left, top, right, bottom)
             divider?.draw(c)
@@ -67,4 +68,9 @@ class DividerItemDecoration() : RecyclerView.ItemDecoration() {
         val position = parent.getChildAdapterPosition(view)
         return position == parent.adapter?.itemCount?.minus(1) ?: false
     }
-}
\ No newline at end of file
+
+    private fun isViewTypeHeader(view: View, parent: RecyclerView): Boolean {
+        val position = parent.getChildViewHolder(view).itemViewType
+        return position == RoomsAdapter.VIEW_TYPE_HEADER
+    }
+}

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

@@ -4,24 +4,14 @@
     android:layout_height="wrap_content"
     android:orientation="vertical">
 
-    <!--<View
-        android:layout_width="match_parent"
-        android:layout_height="1dp"
-        android:background="@color/darkGray" />-->
-
     <TextView
         android:id="@+id/text_chatroom_header"
         style="@style/ChatRooms.Header"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:padding="8dp"
+        android:padding="16dp"
         android:paddingEnd="@dimen/screen_edge_left_and_right_padding"
         android:paddingStart="@dimen/screen_edge_left_and_right_padding"
         android:text="@string/chatroom_header" />
 
-    <View
-        android:layout_width="match_parent"
-        android:layout_height="1dp"
-        android:background="@color/quoteBar" />
-
-</LinearLayout>
\ No newline at end of file
+ </LinearLayout>
\ No newline at end of file