| /* |
| * Copyright (C) 2017 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.settings.intelligence.suggestions; |
| |
| import static com.android.settings.intelligence.suggestions.model.SuggestionCategoryRegistry |
| .CATEGORIES; |
| |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.SharedPreferences; |
| import android.content.pm.PackageManager; |
| import android.content.pm.ResolveInfo; |
| import android.service.settings.suggestions.Suggestion; |
| import androidx.annotation.VisibleForTesting; |
| import android.text.format.DateUtils; |
| import android.util.ArrayMap; |
| import android.util.Log; |
| |
| import com.android.settings.intelligence.overlay.FeatureFactory; |
| import com.android.settings.intelligence.suggestions.eligibility.CandidateSuggestionFilter; |
| import com.android.settings.intelligence.suggestions.model.CandidateSuggestion; |
| import com.android.settings.intelligence.suggestions.model.SuggestionCategory; |
| import com.android.settings.intelligence.suggestions.model.SuggestionListBuilder; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * Main parser to get suggestions from all providers. |
| * <p/> |
| * Copied from framework/packages/SettingsLib/src/.../SuggestionParser |
| */ |
| class SuggestionParser { |
| |
| private static final String TAG = "SuggestionParser"; |
| private static final String SETUP_TIME = "_setup_time"; |
| |
| private final Context mContext; |
| private final PackageManager mPackageManager; |
| private final SharedPreferences mSharedPrefs; |
| private final Map<String, Suggestion> mAddCache; |
| |
| |
| public SuggestionParser(Context context) { |
| mContext = context.getApplicationContext(); |
| mPackageManager = context.getPackageManager(); |
| mAddCache = new ArrayMap<>(); |
| mSharedPrefs = FeatureFactory.get(mContext) |
| .suggestionFeatureProvider().getSharedPrefs(mContext); |
| } |
| |
| public List<Suggestion> getSuggestions() { |
| final SuggestionListBuilder suggestionBuilder = new SuggestionListBuilder(); |
| |
| for (SuggestionCategory category : CATEGORIES) { |
| if (category.isExclusive() && !isExclusiveCategoryExpired(category)) { |
| // If suggestions from an exclusive category are present, parsing is stopped |
| // and only suggestions from that category are displayed. Note that subsequent |
| // exclusive categories are also ignored. |
| |
| // Read suggestion and force ignoreSuggestionDismissRule to be false so the rule |
| // defined from each suggestion itself is used. |
| final List<Suggestion> exclusiveSuggestions = |
| readSuggestions(category, false /* ignoreDismissRule */); |
| if (!exclusiveSuggestions.isEmpty()) { |
| suggestionBuilder.addSuggestions(category, exclusiveSuggestions); |
| return suggestionBuilder.build(); |
| } |
| } else { |
| // Either the category is not exclusive, or the exclusiveness expired so we should |
| // treat it as a normal category. |
| final List<Suggestion> suggestions = |
| readSuggestions(category, true /* ignoreDismissRule */); |
| suggestionBuilder.addSuggestions(category, suggestions); |
| } |
| } |
| return suggestionBuilder.build(); |
| } |
| |
| @VisibleForTesting |
| List<Suggestion> readSuggestions(SuggestionCategory category, boolean ignoreDismissRule) { |
| final List<Suggestion> suggestions = new ArrayList<>(); |
| final Intent probe = new Intent(Intent.ACTION_MAIN); |
| probe.addCategory(category.getCategory()); |
| List<ResolveInfo> results = mPackageManager |
| .queryIntentActivities(probe, PackageManager.GET_META_DATA); |
| |
| // Build a list of eligible candidates |
| final List<CandidateSuggestion> eligibleCandidates = new ArrayList<>(); |
| for (ResolveInfo resolved : results) { |
| final CandidateSuggestion candidate = new CandidateSuggestion(mContext, resolved, |
| ignoreDismissRule); |
| if (!candidate.isEligible()) { |
| continue; |
| } |
| eligibleCandidates.add(candidate); |
| } |
| // Then remove completed ones |
| final List<CandidateSuggestion> incompleteSuggestions = CandidateSuggestionFilter |
| .getInstance() |
| .filterCandidates(mContext, eligibleCandidates); |
| |
| // Convert the rest to suggestion. |
| for (CandidateSuggestion candidate : incompleteSuggestions) { |
| final String id = candidate.getId(); |
| Suggestion suggestion = mAddCache.get(id); |
| if (suggestion == null) { |
| suggestion = candidate.toSuggestion(); |
| mAddCache.put(id, suggestion); |
| } |
| if (!suggestions.contains(suggestion)) { |
| suggestions.add(suggestion); |
| } |
| } |
| return suggestions; |
| } |
| |
| /** |
| * Whether or not the category's exclusiveness has expired. |
| */ |
| private boolean isExclusiveCategoryExpired(SuggestionCategory category) { |
| final String keySetupTime = category.getCategory() + SETUP_TIME; |
| final long currentTime = System.currentTimeMillis(); |
| if (!mSharedPrefs.contains(keySetupTime)) { |
| mSharedPrefs.edit() |
| .putLong(keySetupTime, currentTime) |
| .commit(); |
| } |
| if (category.getExclusiveExpireDaysInMillis() < 0) { |
| // negative means never expires |
| return false; |
| } |
| final long setupTime = mSharedPrefs.getLong(keySetupTime, 0); |
| final long elapsedTime = currentTime - setupTime; |
| Log.d(TAG, "Day " + elapsedTime / DateUtils.DAY_IN_MILLIS + " for " |
| + category.getCategory()); |
| return elapsedTime > category.getExclusiveExpireDaysInMillis(); |
| } |
| } |