Add an option to save the current group filter

app/src/main/java/com/beemdevelopment/aegis/Preferences.java

@@ -6,8 +6,12 @@ import android.content.res.Resources;
 import android.net.Uri;
 import android.os.Build;
 import android.preference.PreferenceManager;
+import android.text.TextUtils;
 
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.Date;
+import java.util.List;
 import java.util.Locale;
 import java.util.concurrent.TimeUnit;
 
@@ -224,4 +228,18 @@ public class Preferences {
     public boolean isCopyOnTapEnabled() {
         return _prefs.getBoolean("pref_copy_on_tap", false);
     }
+
+    public void setGroupFilter(List<String> groupFilter) {
+        String filter = TextUtils.join(",", groupFilter);
+        _prefs.edit().putString("pref_group_filter", filter).apply();
+    }
+
+    public List<String> getGroupFilter() {
+        String filter = _prefs.getString("pref_group_filter", null);
+        if (filter == null || filter.isEmpty()) {
+            return Collections.emptyList();
+        }
+
+        return Arrays.asList(filter.split(","));
+    }
 }

app/src/main/java/com/beemdevelopment/aegis/ui/MainActivity.java

@@ -119,6 +119,7 @@ public class MainActivity extends AegisActivity implements EntryListView.Listene
         _entryListView.setSortCategory(getPreferences().getCurrentSortCategory(), false);
         _entryListView.setViewMode(getPreferences().getCurrentViewMode());
         _entryListView.setIsCopyOnTapEnabled(getPreferences().isCopyOnTapEnabled());
+        _entryListView.setPrefGroupFilter(getPreferences().getGroupFilter());
 
          FloatingActionButton fab = findViewById(R.id.fab);
          fab.setOnClickListener(v -> {
@@ -723,6 +724,11 @@ public class MainActivity extends AegisActivity implements EntryListView.Listene
     @Override
     public void onListChange() { _fabScrollHelper.setVisible(true); }
 
+    @Override
+    public void onSaveGroupFilter(List<String> groupFilter) {
+        getPreferences().setGroupFilter(groupFilter);
+    }
+
     @Override
     public void onLocked(boolean userInitiated) {
         if (_actionMode != null) {

app/src/main/java/com/beemdevelopment/aegis/ui/views/EntryAdapter.java

@@ -283,10 +283,6 @@ public class EntryAdapter extends RecyclerView.Adapter<EntryHolder> implements I
         _viewMode = viewMode;
     }
 
-    public void setGroups(TreeSet<String> groups) {
-        _view.setGroups(groups);
-    }
-
     @Override
     public void onItemDismiss(int position) {
 

app/src/main/java/com/beemdevelopment/aegis/ui/views/EntryListView.java

@@ -67,6 +67,7 @@ public class EntryListView extends Fragment implements EntryAdapter.Listener {
     private LinearLayout _emptyStateView;
     private Chip _groupChip;
     private List<String> _groupFilter;
+    private List<String> _prefGroupFilter;
 
     private UiRefresher _refresher;
 
@@ -130,7 +131,6 @@ public class EntryListView extends Fragment implements EntryAdapter.Listener {
         });
 
         _emptyStateView = view.findViewById(R.id.vEmptyList);
-
         return view;
     }
 
@@ -269,6 +269,10 @@ public class EntryListView extends Fragment implements EntryAdapter.Listener {
     @Override
     public void onListChange() { _listener.onListChange(); }
 
+    public void setPrefGroupFilter(List<String> groupFilter) {
+        _prefGroupFilter = groupFilter;
+    }
+
     public void setCodeGroupSize(int codeGrouping) {
         _adapter.setCodeGroupSize(codeGrouping);
     }
@@ -375,9 +379,19 @@ public class EntryListView extends Fragment implements EntryAdapter.Listener {
 
         ChipGroup chipGroup = view.findViewById(R.id.groupChipGroup);
         Button clearButton = view.findViewById(R.id.btnClear);
+        Button saveButton = view.findViewById(R.id.btnSave);
         clearButton.setOnClickListener(v -> {
             chipGroup.clearCheck();
-            setGroupFilter(Collections.emptyList(), true);
+            List<String> groupFilter = Collections.emptyList();
+            _listener.onSaveGroupFilter(groupFilter);
+            setGroupFilter(groupFilter, true);
+            dialog.dismiss();
+        });
+
+        saveButton.setOnClickListener(v -> {
+            List<String> groupFilter = getGroupFilter(chipGroup);
+            _listener.onSaveGroupFilter(groupFilter);
+            setGroupFilter(groupFilter, true);
             dialog.dismiss();
         });
 
@@ -394,9 +408,7 @@ public class EntryListView extends Fragment implements EntryAdapter.Listener {
                 chip.setChipBackgroundColorResource(R.color.bg_chip_color);
                 chip.setTextColor(colorStateList);
                 chip.setOnCheckedChangeListener((group1, checkedId) -> {
-                    List<String> groupFilter = chipGroup.getCheckedChipIds().stream()
+                    List<String> groupFilter = getGroupFilter(chipGroup);
-                            .map(i -> ((Chip) view.findViewById(i)).getText().toString())
-                            .collect(Collectors.toList());
                     setGroupFilter(groupFilter, true);
                 });
 
@@ -407,6 +419,12 @@ public class EntryListView extends Fragment implements EntryAdapter.Listener {
         });
     }
 
+    private static List<String> getGroupFilter(ChipGroup chipGroup) {
+        return chipGroup.getCheckedChipIds().stream()
+                .map(i -> ((Chip) chipGroup.findViewById(i)).getText().toString())
+                .collect(Collectors.toList());
+    }
+
     private void updateGroupChip() {
         if (_groupFilter.isEmpty()) {
             _groupChip.setText(R.string.groups);
@@ -425,17 +443,26 @@ public class EntryListView extends Fragment implements EntryAdapter.Listener {
         _groupChip.setVisibility(_groups.isEmpty() ? View.GONE : View.VISIBLE);
         updateDividerDecoration();
 
-        if (_groupFilter != null) {
+        if (_prefGroupFilter != null) {
-            List<String> groupFilter = _groupFilter.stream()
+            List<String> groupFilter = cleanGroupFilter(_prefGroupFilter);
-                    .filter(g -> _groups.contains(g))
+            _prefGroupFilter = null;
-                    .collect(Collectors.toList());
+            if (!groupFilter.isEmpty()) {
-
+                setGroupFilter(groupFilter, false);
+            }
+        } else if (_groupFilter != null) {
+            List<String> groupFilter = cleanGroupFilter(_groupFilter);
             if (!_groupFilter.equals(groupFilter)) {
                 setGroupFilter(groupFilter, true);
             }
         }
     }
 
+    private List<String> cleanGroupFilter(List<String> groupFilter) {
+       return groupFilter.stream()
+                .filter(g -> _groups.contains(g))
+                .collect(Collectors.toList());
+    }
+
     private void updateDividerDecoration() {
         if (_dividerDecoration != null) {
             _recyclerView.removeItemDecoration(_dividerDecoration);
@@ -474,6 +501,7 @@ public class EntryListView extends Fragment implements EntryAdapter.Listener {
         void onSelect(VaultEntry entry);
         void onDeselect(VaultEntry entry);
         void onListChange();
+        void onSaveGroupFilter(List<String> groupFilter);
     }
 
     private class VerticalSpaceItemDecoration extends RecyclerView.ItemDecoration {

app/src/main/res/layout/dialog_select_groups.xml

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:paddingTop="12dp"
@@ -43,13 +42,26 @@
         </com.google.android.material.chip.ChipGroup>
     </LinearLayout>
 
+    <LinearLayout
+        android:layout_gravity="end"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal">
+        <Button
+            android:id="@+id/btnSave"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textColor="@color/colorSecondary"
+            android:text="@string/save"
+            style="?android:attr/borderlessButtonStyle" />
+
         <Button
             android:id="@+id/btnClear"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-        android:layout_gravity="end"
-        style="?android:attr/borderlessButtonStyle"
             android:textColor="@color/colorSecondary"
-        android:paddingEnd="16dp"
+            android:text="@string/clear"
-        android:text="Clear" />
+            style="?android:attr/borderlessButtonStyle" />
+    </LinearLayout>
+
 </LinearLayout>

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

@@ -252,6 +252,7 @@
     <string name="group_name_hint">Group name</string>
     <string name="preference_manage_groups">Edit groups</string>
     <string name="preference_manage_groups_summary">Manage and delete your groups here</string>
+    <string name="clear">Clear</string>
 
     <string name="pref_highlight_entry_title">Highlight tokens when tapped</string>
     <string name="pref_highlight_entry_summary">Make tokens easier to distinguish from each other by temporarily highlighting them when tapped</string>