Add a timeout waiting for contextual card loader.

- Intially setting it to 1 second.
- Also changed card appear animation from drop in to fade in. It looks
  less janky if we don't animate any size change.
- And some random code cleanup

Change-Id: I6e73bcf98fd9aa1d76ae002b94ab5b068dfecf1e
Fixes: 120916829
Test: robotests

src/com/android/settings/homepage/contextualcards/ContextualCardFeatureProvider.java

@@ -24,16 +24,16 @@ import java.util.List;
 public interface ContextualCardFeatureProvider {
 
     /** Homepage displays. */
-    public void logHomepageDisplay(Context context, Long latency);
+    void logHomepageDisplay(Context context, long latency);
 
     /** When user clicks dismiss in contextual card */
-    public void logContextualCardDismiss(Context context, ContextualCard card);
+    void logContextualCardDismiss(Context context, ContextualCard card);
 
     /** After ContextualCardManager decides which cards will be displayed/hidden */
-    public void logContextualCardDisplay(Context context, List<ContextualCard> showedCards,
+    void logContextualCardDisplay(Context context, List<ContextualCard> showedCards,
             List<ContextualCard> hiddenCards);
 
     /** When user clicks toggle/title area of a contextual card. */
-    public void logContextualCardClick(Context context, ContextualCard card, int row,
+    void logContextualCardClick(Context context, ContextualCard card, int row,
             int tapTarget);
 }

src/com/android/settings/homepage/contextualcards/ContextualCardFeatureProviderImpl.java

@@ -85,11 +85,10 @@ public class ContextualCardFeatureProviderImpl implements ContextualCardFeatureP
     private static final int TARGET_SLIDER = 3;
 
     @Override
-    public void logHomepageDisplay(Context context, Long latency) {
-        final Intent intent = new Intent();
-        intent.putExtra(EXTRA_CONTEXTUALCARD_ACTION_TYPE, CONTEXTUAL_HOME_SHOW);
-        intent.putExtra(EXTRA_LATENCY, latency);
-        sendBroadcast(context, intent);
+    public void logHomepageDisplay(Context context, long latency) {
+        sendBroadcast(context, new Intent()
+                .putExtra(EXTRA_CONTEXTUALCARD_ACTION_TYPE, CONTEXTUAL_HOME_SHOW)
+                .putExtra(EXTRA_LATENCY, latency));
     }
 
     @Override

src/com/android/settings/homepage/contextualcards/ContextualCardLoader.java

@@ -31,6 +31,7 @@ import android.database.Cursor;
 import android.net.Uri;
 import android.os.Handler;
 import android.os.Looper;
+import android.text.format.DateUtils;
 import android.util.Log;
 
 import androidx.annotation.NonNull;
@@ -49,6 +50,7 @@ public class ContextualCardLoader extends AsyncLoaderCompat<List<ContextualCard>
     @VisibleForTesting
     static final int DEFAULT_CARD_COUNT = 4;
     static final int CARD_CONTENT_LOADER_ID = 1;
+    static final long CARD_CONTENT_LOADER_TIMEOUT_MS = DateUtils.SECOND_IN_MILLIS;
 
     private static final String TAG = "ContextualCardLoader";
 

src/com/android/settings/homepage/contextualcards/ContextualCardManager.java

@@ -59,12 +59,15 @@ public class ContextualCardManager implements ContextualCardLoader.CardContentLo
         ContextualCardUpdateListener {
 
     private static final String TAG = "ContextualCardManager";
+
     //The list for Settings Custom Card
     private static final int[] SETTINGS_CARDS =
             {ContextualCard.CardType.CONDITIONAL, ContextualCard.CardType.LEGACY_SUGGESTION};
 
     @VisibleForTesting
     final List<ContextualCard> mContextualCards;
+    @VisibleForTesting
+    long mStartTime;
 
     private final Context mContext;
     private final ControllerRendererPool mControllerRendererPool;
@@ -72,7 +75,6 @@ public class ContextualCardManager implements ContextualCardLoader.CardContentLo
     private final List<LifecycleObserver> mLifecycleObservers;
 
     private ContextualCardUpdateListener mListener;
-    private long mStartTime;
 
     public ContextualCardManager(Context context, Lifecycle lifecycle) {
         mContext = context;
@@ -169,11 +171,14 @@ public class ContextualCardManager implements ContextualCardLoader.CardContentLo
 
     @Override
     public void onFinishCardLoading(List<ContextualCard> cards) {
-        onContextualCardUpdated(cards.stream().collect(groupingBy(ContextualCard::getCardType)));
-        final long elapsedTime = System.currentTimeMillis() - mStartTime;
-        final ContextualCardFeatureProvider contextualCardFeatureProvider =
-                FeatureFactory.getFactory(mContext).getContextualCardFeatureProvider();
-        contextualCardFeatureProvider.logHomepageDisplay(mContext, elapsedTime);
+        final long loadTime = System.currentTimeMillis() - mStartTime;
+        if (loadTime <= ContextualCardLoader.CARD_CONTENT_LOADER_TIMEOUT_MS) {
+            onContextualCardUpdated(
+                    cards.stream().collect(groupingBy(ContextualCard::getCardType)));
+        }
+        final long totalTime = System.currentTimeMillis() - mStartTime;
+        FeatureFactory.getFactory(mContext).getContextualCardFeatureProvider()
+                .logHomepageDisplay(mContext, totalTime);
     }
 
     public ControllerRendererPool getControllerRendererPool() {

src/com/android/settings/homepage/contextualcards/conditional/ConditionContextualCardController.java

@@ -109,7 +109,6 @@ public class ConditionContextualCardController implements ContextualCardControll
         final Map<Integer, List<ContextualCard>> conditionalCards =
                 buildConditionalCardsWithFooterOrHeader(conditionCards);
         mListener.onContextualCardUpdated(conditionalCards);
-
     }
 
     /**