Implement pin and unpin a message from a chat

app/src/main/java/chat/rocket/android/chatroom/presentation/ChatRoomPresenter.kt

@@ -246,6 +246,17 @@ class ChatRoomPresenter @Inject constructor(private val view: ChatRoomView,
         }
     }
 
+    fun unpinMessage(messageId: String) {
+        launchUI(strategy) {
+            //TODO: Check permissions.
+            try {
+                client.unpinMessage(messageId)
+            } catch (e: RocketChatException) {
+                Timber.e(e)
+            }
+        }
+    }
+
     private suspend fun listenMessages(roomId: String) {
         launch(CommonPool + strategy.jobs) {
             for (message in client.messagesChannel) {

app/src/main/java/chat/rocket/android/chatroom/ui/ChatRoomAdapter.kt

@@ -21,7 +21,8 @@ import com.stfalcon.frescoimageviewer.ImageViewer
 import kotlinx.android.synthetic.main.avatar.view.*
 import kotlinx.android.synthetic.main.item_message.view.*
 import kotlinx.android.synthetic.main.message_attachment.view.*
-import ru.whalemare.sheetmenu.SheetMenu
+import ru.whalemare.sheetmenu.extension.inflate
+import ru.whalemare.sheetmenu.extension.toList
 
 class ChatRoomAdapter(private val serverUrl: String,
                       private val roomType: String,
@@ -98,10 +99,16 @@ class ChatRoomAdapter(private val serverUrl: String,
                     file_name)
 
             text_content.setOnClickListener {
-                if (!message.systemMessage) {
-                    SheetMenu().apply {
-                        click = this@ViewHolder
-                        menu = R.menu.message_actions
+                if (!message.isSystemMessage) {
+                    val menuItems = it.context.inflate(R.menu.message_actions).toList()
+                    menuItems.find { it.itemId == R.id.action_menu_msg_pin_unpin }?.apply {
+                        val isPinned = message.isPinned
+                        setTitle(if (isPinned) R.string.action_msg_unpin else R.string.action_msg_pin)
+                        setChecked(isPinned)
+                    }
+                    val adapter = ActionListAdapter(menuItems, this@ViewHolder)
+                    BottomSheetMenu(adapter).apply {
+
                     }.show(it.context)
                 }
             }
@@ -115,7 +122,15 @@ class ChatRoomAdapter(private val serverUrl: String,
                     R.id.action_menu_msg_reply -> presenter.citeMessage(serverUrl, roomType, roomName, id, "", true)
                     R.id.action_menu_msg_copy -> presenter.copyMessage(id)
                     R.id.action_menu_msg_edit -> presenter.editMessage(roomId, id, getOriginalMessage())
-                    R.id.action_menu_msg_pin -> presenter.pinMessage(id)
+                    R.id.action_menu_msg_pin_unpin -> {
+                        with(item) {
+                            if (!isChecked) {
+                                presenter.pinMessage(id)
+                            } else {
+                                presenter.unpinMessage(id)
+                            }
+                        }
+                    }
                     else -> TODO("Not implemented")
                 }
             }

app/src/main/java/chat/rocket/android/chatroom/viewmodel/MessageViewModel.kt

@@ -44,11 +44,13 @@ data class MessageViewModel(val context: Context,
     var attachmentMessageAuthor: String? = null
     var attachmentMessageIcon: String? = null
     var attachmentTimestamp: Long? = null
-    var systemMessage: Boolean = false
+    var isSystemMessage: Boolean = false
+    var isPinned: Boolean = false
 
     init {
         sender = getSenderName()
         time = getTime(message.timestamp)
+        isPinned = message.pinned
 
         val baseUrl = settings.get(SITE_URL)
         message.urls?.let {
@@ -153,7 +155,7 @@ data class MessageViewModel(val context: Context,
     }
 
     private fun getSystemMessage(content: String): CharSequence {
-        systemMessage = true
+        isSystemMessage = true
         val spannableMsg = SpannableStringBuilder(content)
         spannableMsg.setSpan(StyleSpan(Typeface.ITALIC), 0, spannableMsg.length,
                 0)

app/src/main/res/menu/message_actions.xml

@@ -28,7 +28,7 @@
         <!--android:title="@string/action_msg_share" />-->
 
         <item
-            android:id="@+id/action_menu_msg_pin"
+            android:id="@+id/action_menu_msg_pin_unpin"
             android:icon="@drawable/ic_pin_black_24dp"
             android:title="@string/action_msg_pin" />
 

app/src/main/res/values-pt-rBR/strings.xml

@@ -63,7 +63,8 @@
     <string name="action_msg_copy">Copiar</string>
     <string name="action_msg_quote">Citar</string>
     <string name="action_msg_delete">Remover</string>
-    <string name="action_msg_pin">Pinar Mensagem</string>
+    <string name="action_msg_pin">Fixar Mensagem</string>
+    <string name="action_msg_unpin">Desafixar Messagem</string>
     <string name="action_msg_star">Favoritar Mensagem</string>
     <string name="action_msg_share">Compartilhar</string>
     <string name="action_title_editing">Editando Mensagem</string>

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

@@ -66,6 +66,7 @@
     <string name="action_msg_quote">Quote</string>
     <string name="action_msg_delete">Delete</string>
     <string name="action_msg_pin">Pin Message</string>
+    <string name="action_msg_unpin">Unpin Message</string>
     <string name="action_msg_star">Star Message</string>
     <string name="action_msg_share">Share</string>
     <string name="action_title_editing">Editing Message</string>