| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.launcher3.util; |
| |
| import android.content.SharedPreferences; |
| import android.util.ArrayMap; |
| |
| import androidx.annotation.StringDef; |
| |
| import com.android.launcher3.Launcher; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.Collections; |
| import java.util.Map; |
| |
| /** |
| * Stores and retrieves onboarding-related data via SharedPreferences. |
| */ |
| public class OnboardingPrefs<T extends Launcher> { |
| |
| public static final String HOME_BOUNCE_SEEN = "launcher.apps_view_shown"; |
| public static final String HOME_BOUNCE_COUNT = "launcher.home_bounce_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"; |
| public static final String SEARCH_EDU_SEEN = "launcher.search_edu_seen"; |
| public static final String SEARCH_SNACKBAR_COUNT = "launcher.keyboard_snackbar_count"; |
| |
| /** |
| * Events that either have happened or have not (booleans). |
| */ |
| @StringDef(value = { |
| HOME_BOUNCE_SEEN, |
| HOTSEAT_LONGPRESS_TIP_SEEN, |
| SEARCH_EDU_SEEN |
| }) |
| @Retention(RetentionPolicy.SOURCE) |
| public @interface EventBoolKey { |
| } |
| |
| /** |
| * Events that occur multiple times, which we count up to a max defined in {@link #MAX_COUNTS}. |
| */ |
| @StringDef(value = { |
| HOME_BOUNCE_COUNT, |
| HOTSEAT_DISCOVERY_TIP_COUNT, |
| SEARCH_SNACKBAR_COUNT |
| }) |
| @Retention(RetentionPolicy.SOURCE) |
| public @interface EventCountKey { |
| } |
| |
| private static final Map<String, Integer> MAX_COUNTS; |
| |
| static { |
| Map<String, Integer> maxCounts = new ArrayMap<>(4); |
| maxCounts.put(HOME_BOUNCE_COUNT, 3); |
| maxCounts.put(HOTSEAT_DISCOVERY_TIP_COUNT, 5); |
| maxCounts.put(SEARCH_SNACKBAR_COUNT, 3); |
| MAX_COUNTS = Collections.unmodifiableMap(maxCounts); |
| } |
| |
| protected final T mLauncher; |
| protected final SharedPreferences mSharedPrefs; |
| |
| public OnboardingPrefs(T launcher, SharedPreferences sharedPrefs) { |
| mLauncher = launcher; |
| mSharedPrefs = sharedPrefs; |
| } |
| |
| /** @return The number of times we have seen the given event. */ |
| public int getCount(@EventCountKey String key) { |
| return mSharedPrefs.getInt(key, 0); |
| } |
| |
| /** @return Whether we have seen this event enough times, as defined by {@link #MAX_COUNTS}. */ |
| public boolean hasReachedMaxCount(@EventCountKey String eventKey) { |
| return hasReachedMaxCount(getCount(eventKey), eventKey); |
| } |
| |
| private boolean hasReachedMaxCount(int count, @EventCountKey String eventKey) { |
| return count >= MAX_COUNTS.get(eventKey); |
| } |
| |
| /** @return Whether we have seen the given event. */ |
| public boolean getBoolean(@EventBoolKey String key) { |
| return mSharedPrefs.getBoolean(key, false); |
| } |
| |
| /** |
| * Marks on-boarding preference boolean at true |
| */ |
| public void markChecked(String flag) { |
| mSharedPrefs.edit().putBoolean(flag, true).apply(); |
| } |
| |
| /** |
| * Add 1 to the given event count, if we haven't already reached the max count. |
| * |
| * @return Whether we have now reached the max count. |
| */ |
| public boolean incrementEventCount(@EventCountKey String eventKey) { |
| int count = getCount(eventKey); |
| if (hasReachedMaxCount(count, eventKey)) { |
| return true; |
| } |
| count++; |
| mSharedPrefs.edit().putInt(eventKey, count).apply(); |
| return hasReachedMaxCount(count, eventKey); |
| } |
| } |