fix to display text that was sent to app via "share to"

the bug was, that the sent text was overwritten with "" in restoreState.

With this fix the saved state is only applied when the input field is empty (which means there was nothing shared)

Signed-off-by: Marcel Hibbe <dev@mhibbe.de>

app/src/main/java/com/nextcloud/talk/chat/MessageInputFragment.kt

@@ -247,11 +247,13 @@ class MessageInputFragment : Fragment() {
     }
 
     private fun restoreState() {
-        requireContext().getSharedPreferences(chatActivity.localClassName, AppCompatActivity.MODE_PRIVATE).apply {
-            val text = getString(chatActivity.roomToken, "")
-            val cursor = getInt(chatActivity.roomToken + CURSOR_KEY, 0)
-            binding.fragmentMessageInputView.messageInput.setText(text)
-            binding.fragmentMessageInputView.messageInput.setSelection(cursor)
+        if (binding.fragmentMessageInputView.inputEditText.text.isEmpty()) {
+            requireContext().getSharedPreferences(chatActivity.localClassName, AppCompatActivity.MODE_PRIVATE).apply {
+                val text = getString(chatActivity.roomToken, "")
+                val cursor = getInt(chatActivity.roomToken + CURSOR_KEY, 0)
+                binding.fragmentMessageInputView.messageInput.setText(text)
+                binding.fragmentMessageInputView.messageInput.setSelection(cursor)
+            }
         }
     }