Keep the current message formatting when switching between composer mode (Regular, Reply, etc.)

Author: bmarty

vector/src/main/java/im/vector/app/features/home/room/detail/composer/MessageComposerFragment.kt

@@ -404,7 +404,7 @@ class MessageComposerFragment : VectorBaseFragment<FragmentComposerBinding>(), A
             }
 
             override fun onTextChanged(text: CharSequence) {
-                messageComposerViewModel.handle(MessageComposerAction.OnTextChanged(text))
+                messageComposerViewModel.handle(MessageComposerAction.OnTextChanged(composer.formattedText ?: text))
             }
 
             override fun onFullScreenModeChanged() = withState(messageComposerViewModel) { state ->

vector/src/main/java/im/vector/app/features/home/room/detail/composer/MessageComposerViewModel.kt

@@ -151,7 +151,7 @@ class MessageComposerViewModel @AssistedInject constructor(
 
     private fun handleOnTextChanged(action: MessageComposerAction.OnTextChanged) {
         val needsSendButtonVisibilityUpdate = currentComposerText.isBlank() != action.text.isBlank()
-        currentComposerText = SpannableString(action.text)
+        currentComposerText = action.text
         if (needsSendButtonVisibilityUpdate) {
             updateIsSendButtonVisibility(true)
         }