Update RoomFileListAdapter.kt

app/src/main/java/chat/rocket/android/layouthelper/chatroom/list/RoomFileListAdapter.kt

 package chat.rocket.android.layouthelper.chatroom.list
 
 import android.support.v7.widget.RecyclerView
+import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.widget.TextView
 import chat.rocket.android.R
+import chat.rocket.android.helper.DateTime
 import chat.rocket.android.widget.message.RocketChatMessageAttachmentsLayout
 import chat.rocket.core.models.Attachment
+import kotlinx.android.synthetic.main.day.view.*
 import kotlinx.android.synthetic.main.item_room_file.view.*
+import java.sql.Timestamp
 
 /**
  * Created by Filipe de Lima Brito (filipedelimabrito@gmail.com) on 9/22/17.
@@ -20,7 +25,10 @@ class RoomFileListAdapter(private var dataSet: List<Attachment>) : RecyclerView.
     }
 
     override fun onBindViewHolder(holder: ViewHolder, position: Int) {
-        holder.attachment.appendAttachmentView(dataSet[position], true)
+        val attachment = dataSet[position]
+
+        holder.newDay.text = DateTime.fromEpocMs(Timestamp.valueOf(attachment.timestamp).time, DateTime.Format.DATE)
+        holder.attachment.appendAttachmentView(attachment, true)
     }
 
     override fun getItemCount(): Int = dataSet.size
@@ -32,6 +40,7 @@ class RoomFileListAdapter(private var dataSet: List<Attachment>) : RecyclerView.
     }
 
     class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
+        val newDay: TextView = itemView.day
         val attachment: RocketChatMessageAttachmentsLayout = itemView.attachment
     }
 }
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