Update ChatRoomsAdapter.kt

app/src/main/java/chat/rocket/android/chatrooms/ui/ChatRoomsAdapter.kt

 package chat.rocket.android.chatrooms.ui
 
+import DateTimeHelper
 import DrawableHelper
 import android.content.Context
 import android.support.v7.widget.RecyclerView
-import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.widget.ImageView
 import android.widget.TextView
 import chat.rocket.android.R
+import chat.rocket.android.util.inflate
+import chat.rocket.android.util.setVisibility
+import chat.rocket.android.util.textContent
 import chat.rocket.common.model.BaseRoom.RoomType
 import chat.rocket.core.model.ChatRoom
 import com.facebook.drawee.view.SimpleDraweeView
@@ -15,48 +19,65 @@ import kotlinx.android.synthetic.main.item_chat.view.*
 
 class ChatRoomsAdapter(private var dataSet: MutableList<ChatRoom>, private val context: Context) : RecyclerView.Adapter<ChatRoomsAdapter.ViewHolder>() {
 
-    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
-        val view = LayoutInflater.from(parent.context).inflate(R.layout.item_chat, parent, false)
-        return ViewHolder(view)
-    }
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder = ViewHolder(parent.inflate(R.layout.item_chat))
 
     override fun onBindViewHolder(holder: ViewHolder, position: Int) {
-        val chat = dataSet[position]
+        val chatRoom = dataSet[position]
+        val chatRoomName = chatRoom.name
+
+        holder.chatName.textContent = chatRoomName
 
-//        holder.userAvatar.setImageURI(chat.user.avatarUri)
-        holder.chatName.text = chat.name
-//        holder.lastMessage.text = chat.lastMessage
-//        holder.lastMessageDateTime.text = DateTimeHelper.getDate(chat.lastMessageDateTime, context)
+        if (chatRoom.type == RoomType.ONE_TO_ONE) {
+            val canonicalUrl = chatRoom.client.restUrl.toString()
+            // TODO get safe URL
+            holder.userAvatar.setImageURI(canonicalUrl + "avatar/" + chatRoomName)
+            holder.userAvatar.setVisibility(true)
+        } else {
+            holder.roomAvatar.setImageDrawable(DrawableHelper.getTextDrawable(chatRoomName))
+            holder.roomAvatar.setVisibility(true)
+        }
 
-        when (chat.type) {
-            RoomType.PRIVATE -> {
-                DrawableHelper.compoundDrawable(holder.chatName, DrawableHelper.getDrawableFromId(R.drawable.ic_lock_outline_black, context))
+        val totalUnreadMessage = chatRoom.unread
+        when {
+            totalUnreadMessage in 1..99 -> {
+                holder.unreadMessage.textContent = totalUnreadMessage.toString()
+                holder.unreadMessage.setVisibility(true)
             }
-            RoomType.PUBLIC -> {
-                DrawableHelper.compoundDrawable(holder.chatName, DrawableHelper.getDrawableFromId(R.drawable.ic_hashtag_black, context))
+            totalUnreadMessage > 99 -> {
+                holder.unreadMessage.textContent = context.getString(R.string.msg_more_than_ninety_nine_unread_messages)
+                holder.unreadMessage.setVisibility(true)
             }
-//            chat.rocket.common.model.BaseRoom.RoomType.ONE_TO_ONE -> {
-//                DrawableHelper.compoundDrawable(holder.chatName, DrawableHelper.getUserStatusDrawable(chat.user.status, context))
-//            }
         }
 
-//        val totalUnreadMessage = chat.totalUnreadMessages
-//        when {
-//            totalUnreadMessage in 1..99 -> {
-//                holder.unreadMessage.text = totalUnreadMessage.toString()
-//                holder.unreadMessage.visibility = View.VISIBLE
-//            }
-//            totalUnreadMessage > 99 -> {
-//                holder.unreadMessage.text = context.getString(R.string.msg_more_than_ninety_nine_unread_messages)
-//                holder.unreadMessage.visibility = View.VISIBLE
-//            }
-//        }
+        val lastMessage = chatRoom.lastMessage
+        val lastMessageSender = lastMessage?.sender
+        if (lastMessage != null && lastMessageSender != null) {
+            val message = lastMessage.message
+            val senderUsername = lastMessageSender.username
+            when (senderUsername) {
+                chatRoomName -> {
+                    holder.lastMessage.textContent = message
+                }
+            // TODO Change to MySelf
+                chatRoom.user?.username -> {
+                    holder.lastMessage.textContent = context.getString(R.string.msg_you) + ": $message"
+                }
+                else -> {
+                    holder.lastMessage.textContent = "@$senderUsername: $message"
+                }
+            }
+            val localDateTime = DateTimeHelper.getLocalDateTime(lastMessage.timestamp)
+            holder.lastMessageDateTime.textContent = DateTimeHelper.getDate(localDateTime, context)
+        }
     }
 
     override fun getItemCount(): Int = dataSet.size
 
+    override fun getItemViewType(position: Int): Int = position
+
     class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
         val userAvatar: SimpleDraweeView = itemView.image_user_avatar
+        val roomAvatar: ImageView = itemView.image_room_avatar
         val chatName: TextView = itemView.text_chat_name
         val lastMessage: TextView = itemView.text_last_message
         val lastMessageDateTime: TextView = itemView.text_last_message_date_time