From 44c1b5e03d55c346b939d62f7f73ceb71de25543 Mon Sep 17 00:00:00 2001
From: Samuel Fufa <sfufa@google.com>
Date: Thu, 18 Jun 2020 10:19:19 -0700
Subject: [PATCH] Show a snackbar on predicted icon longpress

The first time a user long presses a predicted icon, suppress drag/drop and show a snackbar about app predictions.

Bug: 159170242
Test: Manual
Change-Id: I5f853a9774b38ad9fad22ff55feff417a801f52c
---
 .../hybridhotseat/HotseatPredictionController.java  | 13 +++++++++++++
 src/com/android/launcher3/util/OnboardingPrefs.java |  8 ++++++++
 2 files changed, 21 insertions(+)

diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
index 30a34e46eb..80d7cbd850 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
@@ -32,6 +32,7 @@ import android.content.ComponentName;
 import android.content.Intent;
 import android.os.Process;
 import android.util.Log;
+import android.view.HapticFeedbackConstants;
 import android.view.View;
 import android.view.ViewGroup;
 
@@ -69,6 +70,7 @@ import com.android.launcher3.uioverrides.QuickstepLauncher;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.IntArray;
+import com.android.launcher3.util.OnboardingPrefs;
 import com.android.launcher3.views.ArrowTipView;
 import com.android.launcher3.views.Snackbar;
 
@@ -120,6 +122,17 @@ public class HotseatPredictionController implements DragController.DragListener,
     private final View.OnLongClickListener mPredictionLongClickListener = v -> {
         if (!ItemLongClickListener.canStartDrag(mLauncher)) return false;
         if (mLauncher.getWorkspace().isSwitchingState()) return false;
+        if (!mLauncher.getOnboardingPrefs().getBoolean(
+                OnboardingPrefs.HOTSEAT_LONGPRESS_TIP_SEEN)) {
+            Intent intent = new Intent(SETTINGS_ACTION);
+            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            Snackbar.show(mLauncher, R.string.hotseat_tip_gaps_filled,
+                    R.string.hotseat_prediction_settings, null,
+                    () -> mLauncher.startActivity(intent));
+            mLauncher.getOnboardingPrefs().markChecked(OnboardingPrefs.HOTSEAT_LONGPRESS_TIP_SEEN);
+            mLauncher.getDragLayer().performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
+            return true;
+        }
         // Start the drag
         mLauncher.getWorkspace().beginDragShared(v, this, new DragOptions());
         return false;
diff --git a/src/com/android/launcher3/util/OnboardingPrefs.java b/src/com/android/launcher3/util/OnboardingPrefs.java
index 90a1c82661..e3bd1b91a5 100644
--- a/src/com/android/launcher3/util/OnboardingPrefs.java
+++ b/src/com/android/launcher3/util/OnboardingPrefs.java
@@ -38,6 +38,7 @@ public class OnboardingPrefs<T extends Launcher> {
     public static final String SHELF_BOUNCE_COUNT = "launcher.shelf_bounce_count";
     public static final String ALL_APPS_COUNT = "launcher.all_apps_count";
     public static final String HOTSEAT_DISCOVERY_TIP_COUNT = "launcher.hotseat_discovery_tip_count";
+    public static final String HOTSEAT_LONGPRESS_TIP_SEEN = "launcher.hotseat_longpress_tip_seen";
 
     /**
      * Events that either have happened or have not (booleans).
@@ -111,4 +112,11 @@ public class OnboardingPrefs<T extends Launcher> {
         mSharedPrefs.edit().putInt(eventKey, count).apply();
         return hasReachedMaxCount(count, eventKey);
     }
+
+    /**
+     * Marks on-boarding preference boolean at true
+     */
+    public void markChecked(String flag) {
+        mSharedPrefs.edit().putBoolean(flag, true).apply();
+    }
 }