Test Unscramble app with Talkback enabled and Delete unused code

app/src/main/java/com/example/android/unscramble/ui/game/GameFragment.kt

@@ -55,11 +55,6 @@ class GameFragment : Fragment() {
         return binding.root
     }
 
-    override fun onDetach() {
-        super.onDetach()
-        Log.d("GameFragment", "GameFragment destroyed!")
-    }
-
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         binding.gameViewModel = viewModel
@@ -106,11 +101,6 @@ class GameFragment : Fragment() {
     /*
      * Gets a random word for the list of words and shuffles the letters in it.
      */
-    private fun getNextScrambledWord(): String {
-        val tempWord = allWordsList.random().toCharArray()
-        tempWord.shuffle()
-        return String(tempWord)
-    }
 
     /*
      * Re-initializes the data in the ViewModel and updates the views with the new data, to

app/src/main/java/com/example/android/unscramble/ui/game/GameViewModel.kt

 package com.example.android.unscramble.ui.game
 
+import android.text.Spannable
+import android.text.SpannableString
+import android.text.style.TtsSpan
 import android.util.Log
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.Transformations
 import androidx.lifecycle.ViewModel
 
 class GameViewModel: ViewModel() {
@@ -15,8 +19,21 @@ class GameViewModel: ViewModel() {
         get() = _currentWordCount
 
     private val _currentScrambledWord = MutableLiveData<String>()
-    val currentScrambledWord: LiveData<String>
-        get() = _currentScrambledWord
+    val currentScrambledWord: LiveData<Spannable> = Transformations.map(_currentScrambledWord) {
+        if (it == null) {
+            SpannableString("")
+        } else {
+            val scrambledWord = it.toString()
+            val spannable: Spannable = SpannableString(scrambledWord)
+            spannable.setSpan(
+                TtsSpan.VerbatimBuilder(scrambledWord).build(),
+                0,
+                scrambledWord.length,
+                Spannable.SPAN_INCLUSIVE_INCLUSIVE
+            )
+            spannable
+        }
+    }
     private var wordsList: MutableList<String> = mutableListOf()
     private lateinit var currentWord: String
 
@@ -25,10 +42,6 @@ class GameViewModel: ViewModel() {
         getNextWord()
     }
 
-    override fun onCleared() {
-        super.onCleared()
-        Log.d("GameFragment", "GameViewModel destroyed!")
-    }
 
     private fun getNextWord() {
         currentWord = allWordsList.random()