Changing theme is now available.

app/src/main/java/Settings/MainPreferenceFragment.java

@@ -1,8 +1,11 @@
 package Settings;
 
 
+import android.os.Build;
 import android.os.Bundle;
 
+import androidx.appcompat.app.AppCompatDelegate;
+import androidx.preference.ListPreference;
 import androidx.preference.PreferenceFragmentCompat;
 import androidx.preference.SwitchPreference;
 
@@ -12,6 +15,11 @@ import ml.docilealligator.infinityforreddit.ChangeNSFWEvent;
 import ml.docilealligator.infinityforreddit.R;
 import ml.docilealligator.infinityforreddit.SharedPreferencesUtils;
 
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_AUTO_BATTERY;
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM;
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_NO;
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_YES;
+
 /**
  * A simple {@link PreferenceFragmentCompat} subclass.
  */
@@ -21,11 +29,42 @@ public class MainPreferenceFragment extends PreferenceFragmentCompat {
         setPreferencesFromResource(R.xml.main_preferences, rootKey);
 
         SwitchPreference nsfwSwitch = findPreference(SharedPreferencesUtils.NSFW_KEY);
+        ListPreference listPreference = findPreference(SharedPreferencesUtils.THEME_KEY);
+
         if(nsfwSwitch != null) {
             nsfwSwitch.setOnPreferenceChangeListener((preference, newValue) -> {
                 EventBus.getDefault().post(new ChangeNSFWEvent((Boolean) newValue));
                 return true;
             });
         }
+
+        boolean systemDefault = Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q;
+
+        if(listPreference != null) {
+            if(systemDefault) {
+                listPreference.setEntries(R.array.settings_theme_q);
+            } else {
+                listPreference.setEntries(R.array.settings_theme);
+            }
+
+            listPreference.setOnPreferenceChangeListener((preference, newValue) -> {
+                int option = Integer.parseInt((String) newValue);
+                switch (option) {
+                    case 0:
+                        AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_NO);
+                        break;
+                    case 1:
+                        AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_YES);
+                        break;
+                    case 2:
+                        if(systemDefault) {
+                            AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_FOLLOW_SYSTEM);
+                        } else {
+                            AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_AUTO_BATTERY);
+                        }
+                }
+                return true;
+            });
+        }
     }
 }

app/src/main/java/Settings/NotificationPreferenceFragment.java

@@ -7,20 +7,14 @@ import android.os.Bundle;
 
 import androidx.fragment.app.Fragment;
 import androidx.preference.ListPreference;
-import androidx.preference.Preference;
 import androidx.preference.PreferenceFragmentCompat;
 import androidx.preference.SwitchPreference;
 import androidx.work.Constraints;
 import androidx.work.ExistingPeriodicWorkPolicy;
 import androidx.work.NetworkType;
 import androidx.work.PeriodicWorkRequest;
-import androidx.work.WorkInfo;
 import androidx.work.WorkManager;
 
-import com.google.common.util.concurrent.ListenableFuture;
-
-import java.util.List;
-import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeUnit;
 
 import javax.inject.Inject;
@@ -87,53 +81,34 @@ public class NotificationPreferenceFragment extends PreferenceFragmentCompat {
                         workManager.enqueueUniquePeriodicWork(PullNotificationWorker.WORKER_TAG,
                                 ExistingPeriodicWorkPolicy.KEEP, pullNotificationRequest);
                     } else {
-                        ListenableFuture<List<WorkInfo>> workInfo = workManager.getWorkInfosByTag(PullNotificationWorker.WORKER_TAG);
+                        workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                        try {
-                            List<WorkInfo> list = workInfo.get();
-                            if(list != null && list.size() != 0) {
-                                workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                            }
-                        } catch (InterruptedException | ExecutionException e) {
-                            e.printStackTrace();
-                        }
                     }
                     return true;
                 });
             }
 
             if(notificationIntervalListPreference != null) {
-                notificationIntervalListPreference.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
+                notificationIntervalListPreference.setOnPreferenceChangeListener((preference, newValue) -> {
-                    @Override
+                    notificationInterval = Long.parseLong((String) newValue);
-                    public boolean onPreferenceChange(Preference preference, Object newValue) {
-                        notificationInterval = (Long) newValue;
 
-                        if(enableNotification) {
+                    if(enableNotification) {
-                            Constraints constraints = new Constraints.Builder()
+                        Constraints constraints = new Constraints.Builder()
-                                    .setRequiredNetworkType(NetworkType.CONNECTED)
+                                .setRequiredNetworkType(NetworkType.CONNECTED)
-                                    .build();
+                                .build();
 
-                            PeriodicWorkRequest pullNotificationRequest =
+                        PeriodicWorkRequest pullNotificationRequest =
-                                    new PeriodicWorkRequest.Builder(PullNotificationWorker.class,
+                                new PeriodicWorkRequest.Builder(PullNotificationWorker.class,
-                                            notificationInterval, TimeUnit.HOURS)
+                                        notificationInterval, TimeUnit.HOURS)
-                                            .setConstraints(constraints)
+                                        .setConstraints(constraints)
-                                            .build();
+                                        .build();
 
-                            workManager.enqueueUniquePeriodicWork(PullNotificationWorker.WORKER_TAG,
+                        workManager.enqueueUniquePeriodicWork(PullNotificationWorker.WORKER_TAG,
-                                    ExistingPeriodicWorkPolicy.KEEP, pullNotificationRequest);
+                                ExistingPeriodicWorkPolicy.KEEP, pullNotificationRequest);
-                        } else {
+                    } else {
-                            ListenableFuture<List<WorkInfo>> workInfo = workManager.getWorkInfosByTag(PullNotificationWorker.WORKER_TAG);
+                        workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                            try {
-                                List<WorkInfo> list = workInfo.get();
-                                if(list != null && list.size() != 0) {
-                                    workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                                }
-                            } catch (InterruptedException | ExecutionException e) {
-                                e.printStackTrace();
-                            }
-                        }
-
-                        return true;
                     }
+
+                    return true;
                 });
             }
         }

app/src/main/java/ml/docilealligator/infinityforreddit/AppComponent.java

@@ -38,4 +38,5 @@ public interface AppComponent {
     void inject(PullNotificationWorker pullNotificationWorker);
     void inject(ViewMessageActivity viewMessageActivity);
     void inject(NotificationPreferenceFragment notificationPreferenceFragment);
+    void inject(LinkResolverActivity linkResolverActivity);
 }

app/src/main/java/ml/docilealligator/infinityforreddit/FetchSubredditData.java

@@ -58,11 +58,10 @@ class FetchSubredditData {
     }
 
     static void fetchSubredditListingData(Retrofit retrofit, String query, String after, String sortType,
-                                          boolean nsfw,
                                           final FetchSubredditListingDataListener fetchSubredditListingDataListener) {
         RedditAPI api = retrofit.create(RedditAPI.class);
 
-        Call<String> subredditDataCall = api.searchSubreddits(query, after, sortType, nsfw);
+        Call<String> subredditDataCall = api.searchSubreddits(query, after, sortType);
         subredditDataCall.enqueue(new Callback<String>() {
             @Override
             public void onResponse(@NonNull Call<String> call, @NonNull Response<String> response) {

app/src/main/java/ml/docilealligator/infinityforreddit/FetchUserData.java

@@ -56,11 +56,10 @@ public class FetchUserData {
     }
 
     public static void fetchUserListingData(Retrofit retrofit, String query, String after, String sortType,
-                                            boolean nsfw,
                                             FetchUserListingDataListener fetchUserListingDataListener) {
         RedditAPI api = retrofit.create(RedditAPI.class);
 
-        Call<String> userInfo = api.searchUsers(query, after, sortType, nsfw);
+        Call<String> userInfo = api.searchUsers(query, after, sortType);
         userInfo.enqueue(new Callback<String>() {
             @Override
             public void onResponse(@NonNull Call<String> call, @NonNull retrofit2.Response<String> response) {

app/src/main/java/ml/docilealligator/infinityforreddit/LinkResolverActivity.java

@@ -1,18 +1,27 @@
 package ml.docilealligator.infinityforreddit;
 
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.net.Uri;
+import android.os.Build;
 import android.os.Bundle;
 import android.widget.Toast;
 
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.app.AppCompatDelegate;
 import androidx.browser.customtabs.CustomTabsIntent;
 
 import java.util.ArrayList;
 import java.util.List;
 
+import javax.inject.Inject;
+
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_AUTO_BATTERY;
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM;
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_NO;
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_YES;
 import static androidx.browser.customtabs.CustomTabsService.ACTION_CUSTOM_TABS_CONNECTION;
 
 public class LinkResolverActivity extends AppCompatActivity {
@@ -25,70 +34,102 @@ public class LinkResolverActivity extends AppCompatActivity {
     private static final String SUBREDDIT_PATTERN = "/r/\\w+/*";
     private static final String USER_PATTERN = "/user/\\w+/*";
 
+    @Inject
+    SharedPreferences mSharedPreferences;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
+        ((Infinity) getApplication()).getAppComponent().inject(this);
+
+        boolean systemDefault = Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q;
+        int themeType = Integer.parseInt(mSharedPreferences.getString(SharedPreferencesUtils.THEME_KEY, "2"));
+        switch (themeType) {
+            case 0:
+                AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_NO);
+                break;
+            case 1:
+                AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_YES);
+                break;
+            case 2:
+                if(systemDefault) {
+                    AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_FOLLOW_SYSTEM);
+                } else {
+                    AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_AUTO_BATTERY);
+                }
+
+        }
+
         Uri uri = getIntent().getData();
-        String path = uri.getPath();
+        if(uri == null) {
-        if(path.endsWith("/")) {
+            Toast.makeText(this, R.string.no_link_available, Toast.LENGTH_SHORT).show();
-            path = path.substring(0, path.length() - 1);
+            finish();
-        }
-
-        String messageFullname = getIntent().getStringExtra(EXTRA_MESSAGE_FULLNAME);
-        String newAccountName = getIntent().getStringExtra(EXTRA_NEW_ACCOUNT_NAME);
-
-        if(path.matches(POST_PATTERN)) {
-            List<String> segments = uri.getPathSegments();
-            int commentsIndex = segments.lastIndexOf("comments");
-            if(commentsIndex >=0 && commentsIndex < segments.size() - 1) {
-                Intent intent = new Intent(this, ViewPostDetailActivity.class);
-                intent.putExtra(ViewPostDetailActivity.EXTRA_POST_ID, segments.get(commentsIndex + 1));
-                intent.putExtra(ViewPostDetailActivity.EXTRA_MESSAGE_FULLNAME, messageFullname);
-                intent.putExtra(ViewPostDetailActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
-                startActivity(intent);
-            } else {
-                deepLinkError(uri);
-            }
-        } else if(path.matches(COMMENT_PATTERN)) {
-            List<String> segments = uri.getPathSegments();
-            int commentsIndex = segments.lastIndexOf("comments");
-            if(commentsIndex >=0 && commentsIndex < segments.size() - 1) {
-                Intent intent = new Intent(this, ViewPostDetailActivity.class);
-                intent.putExtra(ViewPostDetailActivity.EXTRA_POST_ID, segments.get(commentsIndex + 1));
-                intent.putExtra(ViewPostDetailActivity.EXTRA_SINGLE_COMMENT_ID, segments.get(segments.size() - 1));
-                intent.putExtra(ViewPostDetailActivity.EXTRA_MESSAGE_FULLNAME, messageFullname);
-                intent.putExtra(ViewPostDetailActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
-                startActivity(intent);
-            } else {
-                deepLinkError(uri);
-            }
-        } else if(path.matches(SUBREDDIT_PATTERN)) {
-            String subredditName = path.substring(3);
-            if(subredditName.equals("popular") || subredditName.equals("all")) {
-                Intent intent = new Intent(this, MainActivity.class);
-                intent.putExtra(MainActivity.EXTRA_POST_TYPE, subredditName);
-                intent.putExtra(MainActivity.EXTRA_MESSSAGE_FULLNAME, messageFullname);
-                intent.putExtra(MainActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
-                startActivity(intent);
-            } else {
-                Intent intent = new Intent(this, ViewSubredditDetailActivity.class);
-                intent.putExtra(ViewSubredditDetailActivity.EXTRA_SUBREDDIT_NAME_KEY, path.substring(3));
-                intent.putExtra(ViewSubredditDetailActivity.EXTRA_MESSAGE_FULLNAME, messageFullname);
-                intent.putExtra(ViewSubredditDetailActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
-                startActivity(intent);
-            }
-        } else if(path.matches(USER_PATTERN)) {
-            Intent intent = new Intent(this, ViewUserDetailActivity.class);
-            intent.putExtra(ViewUserDetailActivity.EXTRA_USER_NAME_KEY, path.substring(6));
-            intent.putExtra(ViewUserDetailActivity.EXTRA_MESSAGE_FULLNAME, messageFullname);
-            intent.putExtra(ViewUserDetailActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
-            startActivity(intent);
         } else {
-            deepLinkError(uri);
+            String path = uri.getPath();
-        }
+            if(path == null) {
+                deepLinkError(uri);
+            } else {
+                if(path.endsWith("/")) {
+                    path = path.substring(0, path.length() - 1);
+                }
 
-        finish();
+                String messageFullname = getIntent().getStringExtra(EXTRA_MESSAGE_FULLNAME);
+                String newAccountName = getIntent().getStringExtra(EXTRA_NEW_ACCOUNT_NAME);
+
+                if(path.matches(POST_PATTERN)) {
+                    List<String> segments = uri.getPathSegments();
+                    int commentsIndex = segments.lastIndexOf("comments");
+                    if(commentsIndex >=0 && commentsIndex < segments.size() - 1) {
+                        Intent intent = new Intent(this, ViewPostDetailActivity.class);
+                        intent.putExtra(ViewPostDetailActivity.EXTRA_POST_ID, segments.get(commentsIndex + 1));
+                        intent.putExtra(ViewPostDetailActivity.EXTRA_MESSAGE_FULLNAME, messageFullname);
+                        intent.putExtra(ViewPostDetailActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
+                        startActivity(intent);
+                    } else {
+                        deepLinkError(uri);
+                    }
+                } else if(path.matches(COMMENT_PATTERN)) {
+                    List<String> segments = uri.getPathSegments();
+                    int commentsIndex = segments.lastIndexOf("comments");
+                    if(commentsIndex >=0 && commentsIndex < segments.size() - 1) {
+                        Intent intent = new Intent(this, ViewPostDetailActivity.class);
+                        intent.putExtra(ViewPostDetailActivity.EXTRA_POST_ID, segments.get(commentsIndex + 1));
+                        intent.putExtra(ViewPostDetailActivity.EXTRA_SINGLE_COMMENT_ID, segments.get(segments.size() - 1));
+                        intent.putExtra(ViewPostDetailActivity.EXTRA_MESSAGE_FULLNAME, messageFullname);
+                        intent.putExtra(ViewPostDetailActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
+                        startActivity(intent);
+                    } else {
+                        deepLinkError(uri);
+                    }
+                } else if(path.matches(SUBREDDIT_PATTERN)) {
+                    String subredditName = path.substring(3);
+                    if(subredditName.equals("popular") || subredditName.equals("all")) {
+                        Intent intent = new Intent(this, MainActivity.class);
+                        intent.putExtra(MainActivity.EXTRA_POST_TYPE, subredditName);
+                        intent.putExtra(MainActivity.EXTRA_MESSSAGE_FULLNAME, messageFullname);
+                        intent.putExtra(MainActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
+                        startActivity(intent);
+                    } else {
+                        Intent intent = new Intent(this, ViewSubredditDetailActivity.class);
+                        intent.putExtra(ViewSubredditDetailActivity.EXTRA_SUBREDDIT_NAME_KEY, path.substring(3));
+                        intent.putExtra(ViewSubredditDetailActivity.EXTRA_MESSAGE_FULLNAME, messageFullname);
+                        intent.putExtra(ViewSubredditDetailActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
+                        startActivity(intent);
+                    }
+                } else if(path.matches(USER_PATTERN)) {
+                    Intent intent = new Intent(this, ViewUserDetailActivity.class);
+                    intent.putExtra(ViewUserDetailActivity.EXTRA_USER_NAME_KEY, path.substring(6));
+                    intent.putExtra(ViewUserDetailActivity.EXTRA_MESSAGE_FULLNAME, messageFullname);
+                    intent.putExtra(ViewUserDetailActivity.EXTRA_NEW_ACCOUNT_NAME, newAccountName);
+                    startActivity(intent);
+                } else {
+                    deepLinkError(uri);
+                }
+            }
+
+            finish();
+        }
     }
 
     private void deepLinkError(Uri uri) {

app/src/main/java/ml/docilealligator/infinityforreddit/MainActivity.java

@@ -21,6 +21,7 @@ import android.widget.Toast;
 import androidx.annotation.NonNull;
 import androidx.appcompat.app.ActionBarDrawerToggle;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.app.AppCompatDelegate;
 import androidx.appcompat.widget.Toolbar;
 import androidx.coordinatorlayout.widget.CoordinatorLayout;
 import androidx.core.view.GravityCompat;
@@ -37,7 +38,6 @@ import androidx.work.Constraints;
 import androidx.work.ExistingPeriodicWorkPolicy;
 import androidx.work.NetworkType;
 import androidx.work.PeriodicWorkRequest;
-import androidx.work.WorkInfo;
 import androidx.work.WorkManager;
 
 import com.bumptech.glide.Glide;
@@ -47,13 +47,10 @@ import com.google.android.material.appbar.AppBarLayout;
 import com.google.android.material.appbar.CollapsingToolbarLayout;
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
 import com.google.android.material.tabs.TabLayout;
-import com.google.common.util.concurrent.ListenableFuture;
 
 import org.greenrobot.eventbus.EventBus;
 import org.greenrobot.eventbus.Subscribe;
 
-import java.util.List;
-import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeUnit;
 
 import javax.inject.Inject;
@@ -67,6 +64,11 @@ import jp.wasabeef.glide.transformations.RoundedCornersTransformation;
 import pl.droidsonroids.gif.GifImageView;
 import retrofit2.Retrofit;
 
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_AUTO_BATTERY;
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM;
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_NO;
+import static androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_YES;
+
 public class MainActivity extends AppCompatActivity implements SortTypeBottomSheetFragment.SortTypeSelectionCallback,
         PostTypeBottomSheetFragment.PostTypeSelectionCallback {
 
@@ -212,6 +214,24 @@ public class MainActivity extends AppCompatActivity implements SortTypeBottomShe
             }
         }
 
+        boolean systemDefault = Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q;
+        int themeType = Integer.parseInt(mSharedPreferences.getString(SharedPreferencesUtils.THEME_KEY, "2"));
+        switch (themeType) {
+            case 0:
+                AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_NO);
+                break;
+            case 1:
+                AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_YES);
+                break;
+            case 2:
+                if(systemDefault) {
+                    AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_FOLLOW_SYSTEM);
+                } else {
+                    AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_AUTO_BATTERY);
+                }
+
+        }
+
         postTypeBottomSheetFragment = new PostTypeBottomSheetFragment();
 
         bestSortTypeBottomSheetFragment = new SortTypeBottomSheetFragment();
@@ -297,17 +317,9 @@ public class MainActivity extends AppCompatActivity implements SortTypeBottomShe
                                             .build();
 
                             workManager.enqueueUniquePeriodicWork(PullNotificationWorker.WORKER_TAG,
-                                    ExistingPeriodicWorkPolicy.KEEP, pullNotificationRequest);
+                                    ExistingPeriodicWorkPolicy.REPLACE, pullNotificationRequest);
                         } else {
-                            ListenableFuture<List<WorkInfo>> workInfo = workManager.getWorkInfosByTag(PullNotificationWorker.WORKER_TAG);
+                            workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                            try {
-                                List<WorkInfo> list = workInfo.get();
-                                if(list != null && list.size() != 0) {
-                                    workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                                }
-                            } catch (InterruptedException | ExecutionException e) {
-                                e.printStackTrace();
-                            }
                         }
 
                         bindView();
@@ -331,17 +343,9 @@ public class MainActivity extends AppCompatActivity implements SortTypeBottomShe
                                         .build();
 
                         workManager.enqueueUniquePeriodicWork(PullNotificationWorker.WORKER_TAG,
-                                ExistingPeriodicWorkPolicy.KEEP, pullNotificationRequest);
+                                ExistingPeriodicWorkPolicy.REPLACE, pullNotificationRequest);
                     } else {
-                        ListenableFuture<List<WorkInfo>> workInfo = workManager.getWorkInfosByTag(PullNotificationWorker.WORKER_TAG);
+                        workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                        try {
-                            List<WorkInfo> list = workInfo.get();
-                            if(list != null && list.size() != 0) {
-                                workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                            }
-                        } catch (InterruptedException | ExecutionException e) {
-                            e.printStackTrace();
-                        }
                     }
 
                     bindView();
@@ -369,17 +373,9 @@ public class MainActivity extends AppCompatActivity implements SortTypeBottomShe
                                     .build();
 
                     workManager.enqueueUniquePeriodicWork(PullNotificationWorker.WORKER_TAG,
-                            ExistingPeriodicWorkPolicy.KEEP, pullNotificationRequest);
+                            ExistingPeriodicWorkPolicy.REPLACE, pullNotificationRequest);
                 } else {
-                    ListenableFuture<List<WorkInfo>> workInfo = workManager.getWorkInfosByTag(PullNotificationWorker.WORKER_TAG);
+                    workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                    try {
-                        List<WorkInfo> list = workInfo.get();
-                        if(list != null && list.size() != 0) {
-                            workManager.cancelAllWorkByTag(PullNotificationWorker.WORKER_TAG);
-                        }
-                    } catch (InterruptedException | ExecutionException e) {
-                        e.printStackTrace();
-                    }
                 }
 
                 bindView();
@@ -388,6 +384,10 @@ public class MainActivity extends AppCompatActivity implements SortTypeBottomShe
     }
 
     private void bindView() {
+        if(isDestroyed()) {
+            return;
+        }
+
         sectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager());
         viewPager.setAdapter(sectionsPagerAdapter);
         viewPager.setOffscreenPageLimit(2);

app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSource.java

@@ -534,16 +534,16 @@ class PostDataSource extends PageKeyedDataSource<String, Post> {
 
         if(subredditOrUserName == null) {
             if(accessToken == null) {
-                getPost = api.searchPosts(query, lastItem, sortType, nsfw);
+                getPost = api.searchPosts(query, lastItem, sortType);
             } else {
-                getPost = api.searchPostsOauth(query, lastItem, sortType, nsfw, RedditUtils.getOAuthHeader(accessToken));
+                getPost = api.searchPostsOauth(query, lastItem, sortType, RedditUtils.getOAuthHeader(accessToken));
             }
         } else {
             if(accessToken == null) {
-                getPost = api.searchPostsInSpecificSubreddit(subredditOrUserName, query, lastItem, nsfw);
+                getPost = api.searchPostsInSpecificSubreddit(subredditOrUserName, query, lastItem);
             } else {
                 getPost = api.searchPostsInSpecificSubredditOauth(subredditOrUserName, query, lastItem,
-                        nsfw, RedditUtils.getOAuthHeader(accessToken));
+                        RedditUtils.getOAuthHeader(accessToken));
             }
         }
 
@@ -603,16 +603,16 @@ class PostDataSource extends PageKeyedDataSource<String, Post> {
 
         if(subredditOrUserName == null) {
             if(accessToken == null) {
-                getPost = api.searchPosts(query, after, sortType, nsfw);
+                getPost = api.searchPosts(query, after, sortType);
             } else {
-                getPost = api.searchPostsOauth(query, after, sortType, nsfw, RedditUtils.getOAuthHeader(accessToken));
+                getPost = api.searchPostsOauth(query, after, sortType, RedditUtils.getOAuthHeader(accessToken));
             }
         } else {
             if(accessToken == null) {
-                getPost = api.searchPostsInSpecificSubreddit(subredditOrUserName, query, after, nsfw);
+                getPost = api.searchPostsInSpecificSubreddit(subredditOrUserName, query, after);
             } else {
                 getPost = api.searchPostsInSpecificSubredditOauth(subredditOrUserName, query, after,
-                        nsfw, RedditUtils.getOAuthHeader(accessToken));
+                        RedditUtils.getOAuthHeader(accessToken));
             }
         }
 

app/src/main/java/ml/docilealligator/infinityforreddit/PostFragment.java

@@ -58,7 +58,6 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
     static final String EXTRA_FILTER = "EF";
     static final int EXTRA_NO_FILTER = -1;
     static final String EXTRA_ACCESS_TOKEN = "EAT";
-    static final String EXTRA_NSFW = "ENSFW";
 
     private static final String IS_IN_LAZY_MODE_STATE = "IILMS";
 

app/src/main/java/ml/docilealligator/infinityforreddit/RedditAPI.java

@@ -75,31 +75,29 @@ public interface RedditAPI {
 
     @GET("subreddits/search.json?raw_json=1")
     Call<String> searchSubreddits(@Query("q") String subredditName, @Query("after") String after,
-                                  @Query("sort") String sort, @Query("include_over_18") boolean nsfw);
+                                  @Query("sort") String sort);
 
     @GET("search.json?raw_json=1&type=user")
     Call<String> searchUsers(@Query("q") String profileName, @Query("after") String after,
-                             @Query("sort") String sort, @Query("include_over_18") boolean nsfw);
+                             @Query("sort") String sort);
 
     @GET("search.json?raw_json=1&type=link")
     Call<String> searchPostsOauth(@Query("q") String query, @Query("after") String after,
-                                  @Query("sort") String sort, @Query("include_over_18") boolean nsfw,
+                                  @Query("sort") String sort,
                                   @HeaderMap Map<String, String> headers);
 
     @GET("search.json?raw_json=1&type=link")
     Call<String> searchPosts(@Query("q") String query, @Query("after") String after,
-                             @Query("sort") String sort, @Query("include_over_18") boolean nsfw);
+                             @Query("sort") String sort);
 
     @GET("r/{subredditName}/search.json?raw_json=1&type=link&restrict_sr=true")
     Call<String> searchPostsInSpecificSubredditOauth(@Path("subredditName") String subredditName,
                                                      @Query("q") String query, @Query("after") String after,
-                                                     @Query("include_over_18") boolean nsfw,
                                                      @HeaderMap Map<String, String> headers);
 
     @GET("r/{subredditName}/search.json?raw_json=1&type=link&restrict_sr=true")
     Call<String> searchPostsInSpecificSubreddit(@Path("subredditName") String subredditName,
-                                                @Query("q") String query, @Query("after") String after,
+                                                @Query("q") String query, @Query("after") String after);
-                                                @Query("include_over_18") boolean nsfw);
 
     @FormUrlEncoded
     @POST("api/comment")

app/src/main/java/ml/docilealligator/infinityforreddit/SharedPreferencesUtils.java

@@ -8,4 +8,5 @@ public class SharedPreferencesUtils {
     public static final String ENABLE_NOTIFICATION_KEY = "enable_notification";
     public static final String NOTIFICATION_INTERVAL_KEY = "notificaiton_interval";
     public static final String NSFW_KEY = "nsfw";
+    public static final String THEME_KEY = "theme";
 }

app/src/main/java/ml/docilealligator/infinityforreddit/SubredditListingDataSource.java

@@ -14,7 +14,6 @@ public class SubredditListingDataSource extends PageKeyedDataSource<String, Subr
     private Retrofit retrofit;
     private String query;
     private String sortType;
-    private boolean nsfw;
 
     private MutableLiveData<NetworkState> paginationNetworkStateLiveData;
     private MutableLiveData<NetworkState> initialLoadStateLiveData;
@@ -25,11 +24,10 @@ public class SubredditListingDataSource extends PageKeyedDataSource<String, Subr
     private LoadParams<String> params;
     private LoadCallback<String, SubredditData> callback;
 
-    SubredditListingDataSource(Retrofit retrofit, String query, String sortType, boolean nsfw) {
+    SubredditListingDataSource(Retrofit retrofit, String query, String sortType) {
         this.retrofit = retrofit;
         this.query = query;
         this.sortType = sortType;
-        this.nsfw = nsfw;
         paginationNetworkStateLiveData = new MutableLiveData<>();
         initialLoadStateLiveData = new MutableLiveData<>();
         hasSubredditLiveData = new MutableLiveData<>();
@@ -54,7 +52,7 @@ public class SubredditListingDataSource extends PageKeyedDataSource<String, Subr
 
         initialLoadStateLiveData.postValue(NetworkState.LOADING);
 
-        FetchSubredditData.fetchSubredditListingData(retrofit, query, null, sortType, nsfw,
+        FetchSubredditData.fetchSubredditListingData(retrofit, query, null, sortType,
                 new FetchSubredditData.FetchSubredditListingDataListener() {
             @Override
             public void onFetchSubredditListingDataSuccess(ArrayList<SubredditData> subredditData, String after) {
@@ -89,7 +87,7 @@ public class SubredditListingDataSource extends PageKeyedDataSource<String, Subr
             return;
         }
 
-        FetchSubredditData.fetchSubredditListingData(retrofit, query, params.key, sortType, nsfw,
+        FetchSubredditData.fetchSubredditListingData(retrofit, query, params.key, sortType,
                 new FetchSubredditData.FetchSubredditListingDataListener() {
             @Override
             public void onFetchSubredditListingDataSuccess(ArrayList<SubredditData> subredditData, String after) {

app/src/main/java/ml/docilealligator/infinityforreddit/SubredditListingDataSourceFactory.java

@@ -9,23 +9,21 @@ public class SubredditListingDataSourceFactory extends DataSource.Factory {
     private Retrofit retrofit;
     private String query;
     private String sortType;
-    private boolean nsfw;
 
     private SubredditListingDataSource subredditListingDataSource;
     private MutableLiveData<SubredditListingDataSource> subredditListingDataSourceMutableLiveData;
 
-    SubredditListingDataSourceFactory(Retrofit retrofit, String query, String sortType, boolean nsfw) {
+    SubredditListingDataSourceFactory(Retrofit retrofit, String query, String sortType) {
         this.retrofit = retrofit;
         this.query = query;
         this.sortType = sortType;
-        this.nsfw = nsfw;
         subredditListingDataSourceMutableLiveData = new MutableLiveData<>();
     }
 
     @NonNull
     @Override
     public DataSource create() {
-        subredditListingDataSource = new SubredditListingDataSource(retrofit, query, sortType, nsfw);
+        subredditListingDataSource = new SubredditListingDataSource(retrofit, query, sortType);
         subredditListingDataSourceMutableLiveData.postValue(subredditListingDataSource);
         return subredditListingDataSource;
     }

app/src/main/java/ml/docilealligator/infinityforreddit/SubredditListingFragment.java

@@ -41,7 +41,6 @@ public class SubredditListingFragment extends Fragment implements FragmentCommun
     static final String EXTRA_IS_POSTING = "EIP";
     static final String EXTRA_ACCESS_TOKEN = "EAT";
     static final String EXTRA_ACCOUNT_NAME = "EAN";
-    static final String EXTRA_NSFW = "EN";
 
     @BindView(R.id.coordinator_layout_subreddit_listing_fragment) CoordinatorLayout mCoordinatorLayout;
     @BindView(R.id.recycler_view_subreddit_listing_fragment) RecyclerView mSubredditListingRecyclerView;
@@ -100,7 +99,6 @@ public class SubredditListingFragment extends Fragment implements FragmentCommun
         boolean isPosting = getArguments().getBoolean(EXTRA_IS_POSTING);
         String accessToken = getArguments().getString(EXTRA_ACCESS_TOKEN);
         String accountName = getArguments().getString(EXTRA_ACCOUNT_NAME);
-        boolean nsfw = getArguments().getBoolean(EXTRA_NSFW);
 
         mAdapter = new SubredditListingRecyclerViewAdapter(activity, mOauthRetrofit, mRetrofit,
                 accessToken, accountName, redditDataRoomDatabase,
@@ -125,7 +123,7 @@ public class SubredditListingFragment extends Fragment implements FragmentCommun
         mSubredditListingRecyclerView.setAdapter(mAdapter);
 
         SubredditListingViewModel.Factory factory = new SubredditListingViewModel.Factory(mRetrofit, query,
-                PostDataSource.SORT_TYPE_RELEVANCE, nsfw);
+                PostDataSource.SORT_TYPE_RELEVANCE);
         mSubredditListingViewModel = new ViewModelProvider(this, factory).get(SubredditListingViewModel.class);
         mSubredditListingViewModel.getSubreddits().observe(this, subredditData -> mAdapter.submitList(subredditData));
 

app/src/main/java/ml/docilealligator/infinityforreddit/SubredditListingViewModel.java

@@ -20,8 +20,8 @@ public class SubredditListingViewModel extends ViewModel {
     private LiveData<PagedList<SubredditData>> subreddits;
     private MutableLiveData<String> sortTypeLiveData;
 
-    SubredditListingViewModel(Retrofit retrofit, String query, String sortType, boolean nsfw) {
+    SubredditListingViewModel(Retrofit retrofit, String query, String sortType) {
-        subredditListingDataSourceFactory = new SubredditListingDataSourceFactory(retrofit, query, sortType, nsfw);
+        subredditListingDataSourceFactory = new SubredditListingDataSourceFactory(retrofit, query, sortType);
 
         initialLoadingState = Transformations.switchMap(subredditListingDataSourceFactory.getSubredditListingDataSourceMutableLiveData(),
                 SubredditListingDataSource::getInitialLoadStateLiveData);
@@ -81,19 +81,17 @@ public class SubredditListingViewModel extends ViewModel {
         private Retrofit retrofit;
         private String query;
         private String sortType;
-        private boolean nsfw;
 
-        public Factory(Retrofit retrofit, String query, String sortType, boolean nsfw) {
+        public Factory(Retrofit retrofit, String query, String sortType) {
             this.retrofit = retrofit;
             this.query = query;
             this.sortType = sortType;
-            this.nsfw = nsfw;
         }
 
         @NonNull
         @Override
         public <T extends ViewModel> T create(@NonNull Class<T> modelClass) {
-            return (T) new SubredditListingViewModel(retrofit, query, sortType, nsfw);
+            return (T) new SubredditListingViewModel(retrofit, query, sortType);
         }
     }
 }

app/src/main/java/ml/docilealligator/infinityforreddit/UserListingDataSource.java

@@ -14,7 +14,6 @@ public class UserListingDataSource extends PageKeyedDataSource<String, UserData>
     private Retrofit retrofit;
     private String query;
     private String sortType;
-    private boolean nsfw;
 
     private MutableLiveData<NetworkState> paginationNetworkStateLiveData;
     private MutableLiveData<NetworkState> initialLoadStateLiveData;
@@ -25,11 +24,10 @@ public class UserListingDataSource extends PageKeyedDataSource<String, UserData>
     private PageKeyedDataSource.LoadParams<String> params;
     private PageKeyedDataSource.LoadCallback<String, UserData> callback;
 
-    UserListingDataSource(Retrofit retrofit, String query, String sortType, boolean nsfw) {
+    UserListingDataSource(Retrofit retrofit, String query, String sortType) {
         this.retrofit = retrofit;
         this.query = query;
         this.sortType = sortType;
-        this.nsfw = nsfw;
         paginationNetworkStateLiveData = new MutableLiveData<>();
         initialLoadStateLiveData = new MutableLiveData<>();
         hasUserLiveData = new MutableLiveData<>();
@@ -54,7 +52,7 @@ public class UserListingDataSource extends PageKeyedDataSource<String, UserData>
 
         initialLoadStateLiveData.postValue(NetworkState.LOADING);
 
-        FetchUserData.fetchUserListingData(retrofit, query, null, sortType, nsfw,
+        FetchUserData.fetchUserListingData(retrofit, query, null, sortType,
                 new FetchUserData.FetchUserListingDataListener() {
             @Override
             public void onFetchUserListingDataSuccess(ArrayList<UserData> UserData, String after) {
@@ -89,7 +87,7 @@ public class UserListingDataSource extends PageKeyedDataSource<String, UserData>
             return;
         }
 
-        FetchUserData.fetchUserListingData(retrofit, query, params.key, sortType, nsfw,
+        FetchUserData.fetchUserListingData(retrofit, query, params.key, sortType,
                 new FetchUserData.FetchUserListingDataListener() {
             @Override
             public void onFetchUserListingDataSuccess(ArrayList<UserData> UserData, String after) {

app/src/main/java/ml/docilealligator/infinityforreddit/UserListingDataSourceFactory.java

@@ -9,23 +9,21 @@ public class UserListingDataSourceFactory extends DataSource.Factory {
     private Retrofit retrofit;
     private String query;
     private String sortType;
-    private boolean nsfw;
 
     private UserListingDataSource userListingDataSource;
     private MutableLiveData<UserListingDataSource> userListingDataSourceMutableLiveData;
 
-    UserListingDataSourceFactory(Retrofit retrofit, String query, String sortType, boolean nsfw) {
+    UserListingDataSourceFactory(Retrofit retrofit, String query, String sortType) {
         this.retrofit = retrofit;
         this.query = query;
         this.sortType = sortType;
-        this.nsfw = nsfw;
         userListingDataSourceMutableLiveData = new MutableLiveData<>();
     }
 
     @NonNull
     @Override
     public DataSource create() {
-        userListingDataSource = new UserListingDataSource(retrofit, query, sortType, nsfw);
+        userListingDataSource = new UserListingDataSource(retrofit, query, sortType);
         userListingDataSourceMutableLiveData.postValue(userListingDataSource);
         return userListingDataSource;
     }

app/src/main/java/ml/docilealligator/infinityforreddit/UserListingFragment.java

@@ -37,7 +37,6 @@ public class UserListingFragment extends Fragment implements FragmentCommunicato
     static final String EXTRA_QUERY = "EQ";
     static final String EXTRA_ACCESS_TOKEN = "EAT";
     static final String EXTRA_ACCOUNT_NAME = "EAN";
-    static final String EXTRA_NSFW = "EN";
 
     @BindView(R.id.coordinator_layout_user_listing_fragment) CoordinatorLayout mCoordinatorLayout;
     @BindView(R.id.recycler_view_user_listing_fragment) RecyclerView mUserListingRecyclerView;
@@ -103,7 +102,7 @@ public class UserListingFragment extends Fragment implements FragmentCommunicato
         mUserListingRecyclerView.setAdapter(mAdapter);
 
         UserListingViewModel.Factory factory = new UserListingViewModel.Factory(mRetrofit, mQuery,
-                PostDataSource.SORT_TYPE_RELEVANCE, getArguments().getBoolean(EXTRA_NSFW));
+                PostDataSource.SORT_TYPE_RELEVANCE);
         mUserListingViewModel = new ViewModelProvider(this, factory).get(UserListingViewModel.class);
         mUserListingViewModel.getUsers().observe(this, UserData -> mAdapter.submitList(UserData));
 

app/src/main/java/ml/docilealligator/infinityforreddit/UserListingViewModel.java

@@ -20,8 +20,8 @@ public class UserListingViewModel extends ViewModel {
     private LiveData<PagedList<UserData>> users;
     private MutableLiveData<String> sortTypeLiveData;
 
-    UserListingViewModel(Retrofit retrofit, String query, String sortType, boolean nsfw) {
+    UserListingViewModel(Retrofit retrofit, String query, String sortType) {
-        userListingDataSourceFactory = new UserListingDataSourceFactory(retrofit, query, sortType, nsfw);
+        userListingDataSourceFactory = new UserListingDataSourceFactory(retrofit, query, sortType);
 
         initialLoadingState = Transformations.switchMap(userListingDataSourceFactory.getUserListingDataSourceMutableLiveData(),
                 UserListingDataSource::getInitialLoadStateLiveData);
@@ -81,19 +81,17 @@ public class UserListingViewModel extends ViewModel {
         private Retrofit retrofit;
         private String query;
         private String sortType;
-        private boolean nsfw;
 
-        public Factory(Retrofit retrofit, String query, String sortType, boolean nsfw) {
+        public Factory(Retrofit retrofit, String query, String sortType) {
             this.retrofit = retrofit;
             this.query = query;
             this.sortType = sortType;
-            this.nsfw = nsfw;
         }
 
         @NonNull
         @Override
         public <T extends ViewModel> T create(@NonNull Class<T> modelClass) {
-            return (T) new UserListingViewModel(retrofit, query, sortType, nsfw);
+            return (T) new UserListingViewModel(retrofit, query, sortType);
         }
     }
 }

app/src/main/res/values/arrays.xml

@@ -19,12 +19,18 @@
         <item>24</item>
     </string-array>
 
-    <string-array name="settings_theme">
+    <string-array name="settings_theme_q">
         <item>Light Theme</item>
         <item>Dark Theme</item>
         <item>Device Default</item>
     </string-array>
 
+    <string-array name="settings_theme">
+        <item>Light Theme</item>
+        <item>Dark Theme</item>
+        <item>Set by Battery Saver</item>
+    </string-array>
+
     <string-array name="settings_theme_values">
         <item>0</item>
         <item>1</item>

app/src/main/res/values/strings.xml

@@ -250,4 +250,6 @@
     <string name="settings_theme_dark_theme_summary">Dark Theme</string>
     <string name="settings_theme_system_default_summary">Device default</string>
     <string name="settings_enable_nsfw_title">Enable NSFW</string>
+
+    <string name="no_link_available">Cannot get the link</string>
 </resources>

app/src/main/res/xml/main_preferences.xml

@@ -9,8 +9,7 @@
         app:fragment="Settings.NotificationPreferenceFragment" />
 
     <ListPreference
-        app:defaultValue="0"
+        app:defaultValue="2"
-        app:entries="@array/settings_theme"
         app:entryValues="@array/settings_theme_values"
         app:key="theme"
         app:icon="@drawable/ic_outline_color_lens_24px"