Add option in history settings to delete playback positions

app/src/main/java/org/schabi/newpipe/settings/HistorySettingsFragment.java

@@ -19,6 +19,7 @@ import io.reactivex.disposables.Disposable;
 public class HistorySettingsFragment extends BasePreferenceFragment {
     private String cacheWipeKey;
     private String viewsHistoryClearKey;
+    private String playbackStatesClearKey;
     private String searchHistoryClearKey;
     private HistoryRecordManager recordManager;
     private CompositeDisposable disposables;
@@ -28,6 +29,7 @@ public class HistorySettingsFragment extends BasePreferenceFragment {
         super.onCreate(savedInstanceState);
         cacheWipeKey = getString(R.string.metadata_cache_wipe_key);
         viewsHistoryClearKey = getString(R.string.clear_views_history_key);
+        playbackStatesClearKey = getString(R.string.clear_playback_states_key);
         searchHistoryClearKey = getString(R.string.clear_search_history_key);
         recordManager = new HistoryRecordManager(getActivity());
         disposables = new CompositeDisposable();
@@ -63,7 +65,7 @@ public class HistorySettingsFragment extends BasePreferenceFragment {
                                                 ErrorActivity.ErrorInfo.make(
                                                         UserAction.DELETE_FROM_HISTORY,
                                                         "none",
-                                                        "Delete view history",
+                                                        "Delete playback states",
                                                         R.string.general_error)));
 
                         final Disposable onDelete = recordManager.deleteWholeStreamHistory()
@@ -101,6 +103,33 @@ public class HistorySettingsFragment extends BasePreferenceFragment {
                     .show();
         }
 
+        if (preference.getKey().equals(playbackStatesClearKey)) {
+            new AlertDialog.Builder(getActivity())
+                    .setTitle(R.string.delete_playback_states_alert)
+                    .setNegativeButton(R.string.cancel, ((dialog, which) -> dialog.dismiss()))
+                    .setPositiveButton(R.string.delete, ((dialog, which) -> {
+
+                        final Disposable onDeletePlaybackStates = recordManager.deleteCompelteStreamStateHistory()
+                                .observeOn(AndroidSchedulers.mainThread())
+                                .subscribe(
+                                        howManyDeleted -> Toast.makeText(getActivity(),
+                                                R.string.watch_history_states_deleted,
+                                                Toast.LENGTH_SHORT).show(),
+                                        throwable -> ErrorActivity.reportError(getContext(),
+                                                throwable,
+                                                SettingsActivity.class, null,
+                                                ErrorActivity.ErrorInfo.make(
+                                                        UserAction.DELETE_FROM_HISTORY,
+                                                        "none",
+                                                        "Delete playback states",
+                                                        R.string.general_error)));
+
+                        disposables.add(onDeletePlaybackStates);
+                    }))
+                    .create()
+                    .show();
+        }
+
         if (preference.getKey().equals(searchHistoryClearKey)) {
             new AlertDialog.Builder(getActivity())
                     .setTitle(R.string.delete_search_history_alert)

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

@@ -160,6 +160,7 @@
 
     <string name="metadata_cache_wipe_key" translatable="false">cache_wipe_key</string>
     <string name="clear_views_history_key" translatable="false">clear_play_history</string>
+    <string name="clear_playback_states_key" translatable="false">clear_playback_states</string>
     <string name="clear_search_history_key" translatable="false">clear_search_history</string>
 
     <string name="downloads_storage_ask" translatable="false">downloads_storage_ask</string>

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

@@ -171,9 +171,12 @@
     <string name="import_data_summary">Overrides your current history and subscriptions</string>
     <string name="export_data_summary">Export history, subscriptions and playlists</string>
     <string name="clear_views_history_title">Clear watch history</string>
-    <string name="clear_views_history_summary">Deletes the history of played streams</string>
+    <string name="clear_views_history_summary">Deletes the history of played streams and the playback positions</string>
     <string name="delete_view_history_alert">Delete entire watch history?</string>
     <string name="watch_history_deleted">Watch history deleted.</string>
+    <string name="clear_playback_states_title">Delete playback positions</string>
+    <string name="clear_playback_states_summary">Deletes all playback positions</string>
+    <string name="delete_playback_states_alert">Delete all playback positions?</string>
     <string name="watch_history_states_deleted">Playback positions deleted.</string>
     <string name="clear_search_history_title">Clear search history</string>
     <string name="clear_search_history_summary">Deletes history of search keywords</string>

app/src/main/res/xml/history_settings.xml

@@ -51,6 +51,12 @@
             android:title="@string/clear_views_history_title"
             app:iconSpaceReserved="false" />
 
+        <Preference
+            android:key="@string/clear_playback_states_key"
+            android:summary="@string/clear_playback_states_summary"
+            android:title="@string/clear_playback_states_title"
+            app:iconSpaceReserved="false" />
+
         <Preference
             android:key="@string/clear_search_history_key"
             android:summary="@string/clear_search_history_summary"