Remove Automatic Display Answer global setting

People get confused when they enable Auto Advance but it doesn't work. The preference had an use when Anki didn't have Auto advance, but now it doesn't have a purpose.

Example: https://forums.ankiweb.net/t/auto-advance-in-deck-options/51898

AnkiDroid/src/main/java/com/ichi2/anki/AbstractFlashcardViewer.kt

@@ -1233,8 +1233,7 @@ abstract class AbstractFlashcardViewer :
         // These are preferences we pull out of the collection instead of SharedPreferences
         try {
             showNextReviewTime = col.config.get("estTimes") ?: true
-            val preferences = baseContext.sharedPrefs()
-            automaticAnswer = AutomaticAnswer.createInstance(this, preferences, col)
+            automaticAnswer = AutomaticAnswer.createInstance(this, col)
         } catch (ex: Exception) {
             Timber.w(ex)
             onCollectionLoadError()

AnkiDroid/src/main/java/com/ichi2/anki/analytics/UsageAnalytics.kt

@@ -457,7 +457,6 @@ object UsageAnalytics {
         "dayOffset", // Start of next day
         "learnCutoff", // Learn ahead limit
         "timeLimit", // Timebox time limit
-        "timeoutAnswer", // Automatic display answer
         "keepScreenOn", // Disable screen timeout
         "doubleTapTimeInterval", // Double tap time interval (milliseconds)
         // Sync

AnkiDroid/src/main/java/com/ichi2/anki/reviewer/AutomaticAnswer.kt

@@ -16,7 +16,6 @@
 
 package com.ichi2.anki.reviewer
 
-import android.content.SharedPreferences
 import androidx.annotation.CheckResult
 import androidx.annotation.VisibleForTesting
 import com.ichi2.anki.CollectionManager.TR
@@ -149,7 +148,6 @@ class AutomaticAnswer(
 
     /** Stop any "Automatic show answer" tasks in order to avoid race conditions */
     fun onDisplayQuestion() {
-        if (!settings.useTimer) return
         if (!settings.autoAdvanceIfShowingQuestion) return
         hasPlayedSounds = false
 
@@ -158,7 +156,6 @@ class AutomaticAnswer(
 
     /** Stop any "Automatic show question" tasks in order to avoid race conditions */
     fun onDisplayAnswer() {
-        if (!settings.useTimer) return
         if (!settings.autoAdvanceIfShowingAnswer) return
         hasPlayedSounds = false
 
@@ -187,7 +184,6 @@ class AutomaticAnswer(
      * after a user-specified duration, plus an additional delay for media
      */
     fun scheduleAutomaticDisplayAnswer(additionalDelay: Long = 0) {
-        if (!settings.useTimer) return
         if (!settings.autoAdvanceIfShowingQuestion) return
         if (hasPlayedSounds) return
         hasPlayedSounds = true
@@ -199,7 +195,6 @@ class AutomaticAnswer(
      * after a user-specified duration, plus an additional delay for media
      */
     fun scheduleAutomaticDisplayQuestion(additionalMediaDelay: Long = 0) {
-        if (!settings.useTimer) return
         if (!settings.autoAdvanceIfShowingAnswer) return
         if (hasPlayedSounds) return
         hasPlayedSounds = true
@@ -228,8 +223,8 @@ class AutomaticAnswer(
         }
 
         @CheckResult
-        fun createInstance(target: AutomaticallyAnswered, preferences: SharedPreferences, col: Collection): AutomaticAnswer {
-            val settings = AutomaticAnswerSettings.createInstance(preferences, col)
+        fun createInstance(target: AutomaticallyAnswered, col: Collection): AutomaticAnswer {
+            val settings = AutomaticAnswerSettings.createInstance(col)
             return AutomaticAnswer(target, settings)
         }
     }
@@ -253,7 +248,6 @@ class AutomaticAnswer(
  */
 class AutomaticAnswerSettings(
     val answerAction: AutomaticAnswerAction = AutomaticAnswerAction.BURY_CARD,
-    @get:JvmName("useTimer") val useTimer: Boolean = false,
     private val secondsToShowQuestionFor: Double = 60.0,
     private val secondsToShowAnswerFor: Double = 20.0
 ) {
@@ -271,24 +265,21 @@ class AutomaticAnswerSettings(
          */
         @NeedsTest("ensure question setting maps to question parameter")
         fun queryOptions(
-            preferences: SharedPreferences,
             col: Collection,
             selectedDid: DeckId
         ): AutomaticAnswerSettings {
             val conf = col.decks.configDictForDeckId(selectedDid)
             val action = getAction(conf)
-            val useTimer = preferences.getBoolean("timeoutAnswer", false)
 
             return AutomaticAnswerSettings(
                 answerAction = action,
-                useTimer = useTimer,
                 secondsToShowQuestionFor = conf.secondsToShowQuestion,
                 secondsToShowAnswerFor = conf.secondsToShowAnswer
             )
         }
 
-        fun createInstance(preferences: SharedPreferences, col: Collection): AutomaticAnswerSettings {
-            return queryOptions(preferences, col, col.decks.selected())
+        fun createInstance(col: Collection): AutomaticAnswerSettings {
+            return queryOptions(col, col.decks.selected())
         }
 
         private fun getAction(conf: DeckConfig): AutomaticAnswerAction {

AnkiDroid/src/main/res/values/10-preferences.xml

@@ -128,8 +128,6 @@
     <string name="notification_minimum_cards_due">More than %d cards due</string>
     <string name="notification_minimum_cards_due_vibrate" maxLength="41">Vibrate</string>
     <string name="notification_minimum_cards_due_blink" maxLength="41">Blink light</string>
-    <string name="timeout_answer_text" maxLength="41">Automatic display answer</string>
-    <string name="timeout_answer_summ2">Show answer automatically without user input. Configure from deck options.</string>
     <string name="select_locale_title">Select language</string>
     <string name="software_render" maxLength="41">Disable card hardware render</string>
     <string name="software_render_summ">Hardware render is faster but may have problems, specifically on Android 8/8.1. If you cannot see parts of the card review user interface, try this setting.</string>

AnkiDroid/src/main/res/values/constants.xml

@@ -249,7 +249,7 @@
 
     <string-array name="reviewing_summary_entries">
         <item>@string/pref_cat_scheduling</item>
-        <item>@string/timeout_answer_text</item>
+        <item>@string/pref_keep_screen_on</item>
     </string-array>
 
     <string-array name="sync_summary_entries">

AnkiDroid/src/main/res/values/preferences.xml

@@ -13,7 +13,6 @@
     <string name="day_offset_preference">dayOffset</string>
     <string name="learn_cutoff_preference">learnCutoff</string>
     <string name="time_limit_preference">timeLimit</string>
-    <string name="timeout_answer_preference">timeoutAnswer</string>
     <string name="keep_screen_on_preference">keepScreenOn</string>
     <string name="double_tap_time_interval_preference">doubleTapTimeInterval</string>
     <!-- Sync -->

AnkiDroid/src/main/res/xml/preferences_reviewing.xml

@@ -49,14 +49,6 @@
             app:min="0"
             app1:summaryFormat="@plurals/pref_summ_minutes"/>
     </PreferenceCategory>
-    <PreferenceCategory android:title="@string/timeout_answer_text" >
-        <SwitchPreferenceCompat
-            android:defaultValue="false"
-            android:disableDependentsState="false"
-            android:key="@string/timeout_answer_preference"
-            android:summary="@string/timeout_answer_summ2"
-            android:title="@string/timeout_answer_text" />
-    </PreferenceCategory>
     <PreferenceCategory android:title="@string/pref_cat_advanced">
         <SwitchPreferenceCompat
             android:defaultValue="false"

AnkiDroid/src/test/java/com/ichi2/anki/AbstractFlashcardViewerTest.kt

@@ -277,7 +277,7 @@ class AbstractFlashcardViewerTest : RobolectricTest() {
     fun noAutomaticAnswerAfterRenderProcessGoneAndPaused_issue9632() = runTest {
         val controller = getViewerController(addCard = true, startedWithShortcut = false)
         val viewer = controller.get()
-        viewer.automaticAnswer = AutomaticAnswer(viewer, AutomaticAnswerSettings(AutomaticAnswerAction.BURY_CARD, true, 5.0, 5.0))
+        viewer.automaticAnswer = AutomaticAnswer(viewer, AutomaticAnswerSettings(AutomaticAnswerAction.BURY_CARD, 5.0, 5.0))
         viewer.executeCommand(ViewerCommand.SHOW_ANSWER)
         assertThat("messages after flipping card", viewer.hasAutomaticAnswerQueued(), equalTo(true))
         controller.pause()

AnkiDroid/src/test/java/com/ichi2/anki/reviewer/AutomaticAnswerAndroidTest.kt

@@ -69,5 +69,5 @@ class AutomaticAnswerAndroidTest : RobolectricTest() {
     }
 
     private fun createInstance() =
-        AutomaticAnswer.createInstance(mock(), super.getPreferences(), super.col)
+        AutomaticAnswer.createInstance(mock(), super.col)
 }

AnkiDroid/src/test/java/com/ichi2/anki/reviewer/AutomaticAnswerTest.kt

@@ -53,7 +53,6 @@ class AutomaticAnswerTest : JvmTest() {
         val answer = AutomaticAnswer(
             target = automaticallyAnsweredMock(),
             settings = AutomaticAnswerSettings(
-                useTimer = true,
                 secondsToShowQuestionFor = 0.0,
                 secondsToShowAnswerFor = 0.0
             )
@@ -136,7 +135,6 @@ class AutomaticAnswerTest : JvmTest() {
         return AutomaticAnswer(
             target = automaticAnswerHandler,
             settings = AutomaticAnswerSettings(
-                useTimer = true,
                 secondsToShowQuestionFor = 10.0,
                 secondsToShowAnswerFor = 10.0
             )