Merge branch 'develop' into temp-integration-pt2

app/src/main/java/org/oppia/app/player/state/SelectionInteractionView.kt

@@ -39,22 +39,18 @@ class SelectionInteractionView @JvmOverloads constructor(
   lateinit var entityType: String
   private lateinit var explorationId: String
 
-  init {
-    adapter = createAdapter()
-  }
-
   override fun onAttachedToWindow() {
     super.onAttachedToWindow()
     FragmentManager.findFragment<InjectableFragment>(this).createViewComponent(this).inject(this)
   }
 
-  fun setItemInputType(selectionItemInputType: SelectionItemInputType) {
+  fun setAllOptionsItemInputType(selectionItemInputType: SelectionItemInputType) {
     // TODO(#299): Find a cleaner way to initialize the item input type. Using data-binding results in a race condition
     //  with setting the adapter data, so this needs to be done in an order-agnostic way. There should be a way to do
     //  this more efficiently and cleanly than always relying on notifying of potential changes in the adapter when the
     //  type is set (plus the type ought to be permanent).
     this.selectionItemInputType = selectionItemInputType
-    adapter!!.notifyDataSetChanged()
+    adapter = createAdapter()
   }
 
   // TODO(#264): Clean up HTML parser such that it can be handled completely through a binding adapter, allowing
@@ -106,10 +102,10 @@ class SelectionInteractionView @JvmOverloads constructor(
 }
 
 /** Sets the [SelectionItemInputType] for a specific [SelectionInteractionView] via data-binding. */
-@BindingAdapter("itemInputType")
-fun setItemInputType(
+@BindingAdapter("allOptionsItemInputType")
+fun setAllOptionsItemInputType(
   selectionInteractionView: SelectionInteractionView, selectionItemInputType: SelectionItemInputType
-) = selectionInteractionView.setItemInputType(selectionItemInputType)
+) = selectionInteractionView.setAllOptionsItemInputType(selectionItemInputType)
 
 /** Sets the exploration ID for a specific [SelectionInteractionView] via data-binding. */
 @BindingAdapter("explorationId")

app/src/main/java/org/oppia/app/topic/overview/TopicOverviewViewModel.kt

@@ -15,7 +15,7 @@ import javax.inject.Inject
 class TopicOverviewViewModel @Inject constructor(
   private val context: Context
 ) : ObservableViewModel() {
-  private val decimalFormat: DecimalFormat = DecimalFormat("#.###")
+  private val decimalFormat: DecimalFormat = DecimalFormat("##")
 
   val topic = ObservableField<Topic>(Topic.getDefaultInstance())
 
@@ -25,20 +25,21 @@ class TopicOverviewViewModel @Inject constructor(
 
   /** Returns the space this topic requires on disk, formatted for display. */
   fun getTopicSizeWithUnit(): String {
-    val size: Double = topic.get()?.diskSizeBytes!!.toDouble()
-    if (size == 0.0) {
-      return "0 " + context.getString(R.string.size_bytes)
-    }
-    val sizeInKB = size / 1024.0
-    val sizeInMB = size / 1024.0 / 1024.0
-    val sizeInGB = size / 1024.0 / 1024.0 / 1024.0
-    val sizeInTB = size / 1024.0 / 1024.0 / 1024.0 / 1024.0
-    return when {
-      sizeInTB >= 1 -> decimalFormat.format(sizeInTB) + " " + context.getString(R.string.size_tb)
-      sizeInGB >= 1 -> decimalFormat.format(sizeInGB) + " " + context.getString(R.string.size_gb)
-      sizeInMB >= 1 -> decimalFormat.format(sizeInMB) + " " + context.getString(R.string.size_mb)
-      sizeInKB >= 1 -> decimalFormat.format(sizeInKB) + " " + context.getString(R.string.size_kb)
-      else -> decimalFormat.format(size) + " " + context.getString(R.string.size_bytes)
-    }
+    return topic.get()?.let { topic ->
+      val sizeInBytes: Int = topic.diskSizeBytes.toInt()
+      val sizeInKb = sizeInBytes / 1024
+      val sizeInMb = sizeInKb / 1024
+      val sizeInGb = sizeInMb / 1024
+      return@let when {
+        sizeInGb >= 1 -> context.getString(R.string.size_gb, roundUpToHundreds(sizeInGb))
+        sizeInMb >= 1 -> context.getString(R.string.size_mb, roundUpToHundreds(sizeInMb))
+        sizeInKb >= 1 -> context.getString(R.string.size_kb, roundUpToHundreds(sizeInKb))
+        else -> context.getString(R.string.size_bytes, roundUpToHundreds(sizeInBytes))
+      }
+    } ?: context.getString(R.string.unknown_size)
+  }
+
+  private fun roundUpToHundreds(intValue: Int): Int {
+    return ((intValue + 9) / 10) * 10
   }
 }

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

@@ -35,9 +35,9 @@
       android:layout_marginEnd="20dp"
       android:layout_marginBottom="@dimen/divider_margin_bottom"
       android:divider="@android:color/transparent"
+      app:allOptionsItemInputType="@{viewModel.getSelectionItemInputType()}"
       app:data="@{viewModel.choiceItems}"
       app:explorationId="@{viewModel.explorationId}"
-      app:itemInputType="@{viewModel.getSelectionItemInputType()}"
       app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager" />
   </LinearLayout>
 </layout>

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

@@ -29,7 +29,7 @@
         android:layout_width="0dp"
         android:layout_height="104dp"
         android:importantForAccessibility="no"
-        android:scaleType="fitXY"
+        android:scaleType="centerInside"
         android:src="@{skill.skillThumbnail.thumbnailGraphic}"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"

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

@@ -64,11 +64,11 @@
   <string name="play_pause_audio">Play/Pause Audio</string>
   <string name="help">Help</string>
   <string name="preferences">Preferences</string>
-  <string name="size_bytes">Bytes</string>
-  <string name="size_kb">KB</string>
-  <string name="size_mb">MB</string>
-  <string name="size_gb">GB</string>
-  <string name="size_tb">TB</string>
+  <string name="unknown_size">Unknown size</string>
+  <string name="size_bytes">%d Bytes</string>
+  <string name="size_kb">%d KB</string>
+  <string name="size_mb">%d MB</string>
+  <string name="size_gb">%d GB</string>
   <plurals name="chapter_count">
     <item quantity="one">
       1 Chapter

domain/src/main/assets/fractions_exploration1.json

@@ -2739,7 +2739,7 @@
       "classifier_model_id": null,
       "content": {
         "content_id": "content",
-        "html": "<p>“Hi, Mr Crumb,” said Matthew. “I'd like to buy half of that chocolate cake, please.”</p><p>“Yes, fine,” said Crumb. He pulled out a knife and cut off a small corner of the cake for Matthew, like this:</p><oppia-noninteractive-image alt-with-value=\"&amp;quot;Square cake with 2/9ths cut off.&amp;quot;\" caption-with-value=\"&amp;quot;&amp;quot;\" filepath-with-value=\"&amp;quot;img_20180109_231743_oom5t5uurn_height_192_width_192.png&amp;quot;\"></oppia-noninteractive-image><p>Is Crumb giving Matthew the correct amount of cake?<br></p>"
+        "html": "<p>Matthew was happy to go back to the bakery, because he wanted to get more cake for his friends. However, when he got there, he met a lazy-looking Assistant Baker behind the counter, named Crumb.</p><p>“Hi, Mr. Crumb,” said Matthew. “I'd like to buy half of that chocolate cake, please.”</p><p>“Yes, fine,” said Crumb. He pulled out a knife and cut off a small corner of the cake for Matthew, like this:</p><oppia-noninteractive-image alt-with-value=\"&amp;quot;Square cake with 2/9ths cut off.&amp;quot;\" caption-with-value=\"&amp;quot;&amp;quot;\" filepath-with-value=\"&amp;quot;img_20180109_231743_oom5t5uurn_height_192_width_192.png&amp;quot;\"></oppia-noninteractive-image><p>Is Crumb giving Matthew the correct amount of cake?<br></p>"
       },
       "written_translations": {
         "translations_mapping": {