Remove user not found handling.

app/src/main/java/chat/rocket/android/layouthelper/chatroom/AbstractMessageViewHolder.java

@@ -13,7 +13,6 @@ import chat.rocket.core.SyncState;
 
 public abstract class AbstractMessageViewHolder extends ModelViewHolder<PairedMessage> {
   protected final RocketChatAvatar avatar;
-  protected final ImageView userNotFoundAvatarImageView;
   protected final ImageView errorImageView;
   protected final TextView username;
   protected final TextView subUsername;
@@ -30,7 +29,6 @@ public abstract class AbstractMessageViewHolder extends ModelViewHolder<PairedMe
   public AbstractMessageViewHolder(View itemView, AbsoluteUrl absoluteUrl, String hostname) {
     super(itemView);
     avatar = itemView.findViewById(R.id.user_avatar);
-    userNotFoundAvatarImageView = itemView.findViewById(R.id.userNotFoundAvatarImageView);
     errorImageView = itemView.findViewById(R.id.errorImageView);
     username = itemView.findViewById(R.id.username);
     subUsername = itemView.findViewById(R.id.sub_username);

app/src/main/java/chat/rocket/android/layouthelper/chatroom/MessageNormalViewHolder.java

@@ -29,7 +29,7 @@ public class MessageNormalViewHolder extends AbstractMessageViewHolder {
   @Override
   protected void bindMessage(PairedMessage pairedMessage, boolean autoloadImages) {
     MessageRenderer messageRenderer = new MessageRenderer(pairedMessage.target, autoloadImages);
-    messageRenderer.showAvatar(avatar, hostname, userNotFoundAvatarImageView);
+    messageRenderer.showAvatar(avatar, hostname);
     messageRenderer.showUsername(username, subUsername);
     messageRenderer.showTimestampOrMessageState(timestamp);
     messageRenderer.showBody(body);

app/src/main/java/chat/rocket/android/layouthelper/chatroom/MessageSystemViewHolder.java

@@ -24,7 +24,7 @@ public class MessageSystemViewHolder extends AbstractMessageViewHolder {
   @Override
   protected void bindMessage(PairedMessage pairedMessage, boolean autoloadImages) {
     MessageRenderer messageRenderer = new MessageRenderer(pairedMessage.target, autoloadImages);
-    messageRenderer.showAvatar(avatar, hostname, userNotFoundAvatarImageView);
+    messageRenderer.showAvatar(avatar, hostname);
     messageRenderer.showUsername(username, subUsername);
     messageRenderer.showTimestampOrMessageState(timestamp);
     if (pairedMessage.target != null) {

app/src/main/java/chat/rocket/android/renderer/MessageRenderer.kt

 package chat.rocket.android.renderer
 
 import android.view.View
-import android.widget.ImageView
 import android.widget.TextView
 import chat.rocket.android.R
 import chat.rocket.android.helper.DateTime
@@ -19,10 +18,9 @@ class MessageRenderer(val message: Message, val autoLoadImage: Boolean) {
     /**
      * Show user's avatar image in RocketChatAvatar widget.
      */
-    fun showAvatar(rocketChatAvatarWidget: RocketChatAvatar, hostname: String, userNotFoundAvatarImageView: ImageView) {
+    fun showAvatar(rocketChatAvatarWidget: RocketChatAvatar, hostname: String) {
         val username: String? = message.user?.username
         if (username != null) {
-            userNotFoundAvatarImageView.visibility = View.GONE
             val placeholderDrawable = UserAvatarHelper.getTextDrawable(username, rocketChatAvatarWidget.context)
             if (message.avatar != null) {
                 // Load user's avatar image from Oauth provider URI.
@@ -32,7 +30,6 @@ class MessageRenderer(val message: Message, val autoLoadImage: Boolean) {
             }
         } else {
             rocketChatAvatarWidget.visibility = View.GONE
-            userNotFoundAvatarImageView.visibility = View.VISIBLE
         }
     }
 
@@ -40,17 +37,19 @@ class MessageRenderer(val message: Message, val autoLoadImage: Boolean) {
      * Show username in textView.
      */
     fun showUsername(usernameTextView: TextView, subUsernameTextView: TextView?) {
+        val username: String? = message.user?.username
+        if (username != null) {
             if (message.alias == null) {
-            usernameTextView.text = message.user?.username ?: usernameTextView.context.getText(R.string.user_not_found)
+                usernameTextView.text = username
             } else {
                 usernameTextView.text = message.alias
-            val username: String? = message.user?.username
-            if (username != null && subUsernameTextView != null) {
+                if (subUsernameTextView != null) {
                     subUsernameTextView.text = subUsernameTextView.context.getString(R.string.sub_username, username)
                     subUsernameTextView.visibility = View.VISIBLE
                 }
             }
         }
+    }
 
     /**
      * Show timestamp or message state in textView.

app/src/main/java/chat/rocket/android/renderer/UserRenderer.kt

@@ -3,7 +3,6 @@ package chat.rocket.android.renderer
 import android.view.View
 import android.widget.ImageView
 import android.widget.TextView
-import chat.rocket.android.R
 import chat.rocket.android.widget.RocketChatAvatar
 import chat.rocket.android.widget.helper.UserAvatarHelper
 import chat.rocket.core.models.User
@@ -26,7 +25,10 @@ class UserRenderer(val user: User) {
      * Show username in textView.
      */
     fun showUsername(textView: TextView) {
-        textView.text = user.username ?: textView.context.getText(R.string.user_not_found)
+        val username: String? = user.username
+        if (username != null) {
+            textView.text = username
+        }
     }
 
     /**

app/src/main/res/drawable/ic_user_not_found_avatar_black_24dp.xml

-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="24dp"
-        android:height="24dp"
-        android:viewportWidth="24.0"
-        android:viewportHeight="24.0">
-    <path
-        android:pathData="M-0,0L24,0L24,24L-0,24L-0,0ZM11.963,17.661L12.036,17.661L17.162,17.661C17.162,13.975 13.979,13.915 13.178,12.982L13.082,12.474C14.095,11.946 14.807,10.699 14.807,9.245C14.807,7.313 13.55,5.746 12,5.746C10.45,5.746 9.193,7.313 9.193,9.245C9.193,10.712 9.917,11.966 10.944,12.486L10.86,12.933C10.129,13.913 6.837,13.912 6.837,17.661L11.963,17.661Z"
-        android:fillColor="#FF000000"/>
-</vector>
\ No newline at end of file

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

@@ -20,14 +20,6 @@
             android:layout_height="32dp"
             android:layout_margin="8dp" />
 
-    <ImageView
-      android:id="@+id/userNotFoundAvatarImageView"
-      android:layout_width="32dp"
-      android:layout_height="32dp"
-      android:layout_margin="8dp"
-      app:srcCompat="@drawable/ic_user_not_found_avatar_black_24dp"
-      android:visibility="gone" />
-
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"

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

@@ -19,14 +19,6 @@
             android:layout_height="32dp"
             android:layout_margin="8dp" />
 
-    <ImageView
-      android:id="@+id/userNotFoundAvatarImageView"
-      android:layout_width="32dp"
-      android:layout_height="32dp"
-      android:layout_margin="8dp"
-      app:srcCompat="@drawable/ic_user_not_found_avatar_black_24dp"
-      android:visibility="gone" />
-
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"

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

@@ -35,7 +35,6 @@
     <string name="dialog_user_registration_email">Email</string>
     <string name="dialog_user_registration_username">Username</string>
     <string name="sub_username">\@%s</string>
-    <string name="user_not_found">User not found</string>
     <string name="dialog_user_registration_password">Password</string>
     <string name="fragment_home_welcome_message">Welcome to Rocket.Chat.Android\nSelect a channel from the drawer.</string>
     <string name="fragment_input_hostname_hostname">Hostname</string>