/**
* Called when one of the cards is clicked.
*
* @param event {@link BookCardClickEvent}.
*/
@Subscribe
public void onCardClicked(BookCardClickEvent event) {
// Get the associated RBook.
RBook book = books.where().equalTo("relPath", event.getRelPath()).findFirst();
if (actionMode != null) {
if (event.getType() == BookCardClickEvent.Type.LONG)
adapter.extendSelectionTo(event.getAdapterPosition());
else adapter.toggleSelected(event.getAdapterPosition());
return;
}
// Do something based on the click type.
switch (event.getType()) {
case NORMAL:
// Open the book file.
ActionHelper.openBookUsingIntent(realm, book, event.getLayoutPosition());
break;
case LONG:
// Start multi-select.
adapter.toggleSelected(event.getAdapterPosition());
startActionMode();
break;
case QUICK_TAG:
TaggingActivity.start(this, book);
break;
}
}
/**
* When called, update the item at the position carried in the event.
*
* @param event {@link UpdatePosEvent}.
*/
@Subscribe(sticky = true)
public void onUpdatePosEvent(UpdatePosEvent event) {
// Remove the sticky event.
EventBus.getDefault().removeStickyEvent(event);
// If the event's position is ALL_POSITIONS, indicate the whole dataset changed. Otherwise,
// update the item
// at the position in the event.
if (event.getPosition() == UpdatePosEvent.ALL_POSITIONS) adapter.notifyDataSetChanged();
else adapter.notifyItemChanged(event.getPosition());
}
@Override
public void onDestroyActionMode(ActionMode mode) {
adapter.setSelectionMode(false);
// Set status bar color back to normal.
getActivity()
.getWindow()
.setStatusBarColor(ContextCompat.getColor(getActivity(), R.color.colorPrimaryDark));
adapter.clearSelections();
actionMode = null;
recyclerView.setSwipe(true);
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
// Save adapter state if we're in action mode.
if (actionMode != null) {
adapter.saveInstanceState(outState);
outState.putBoolean(C.IS_IN_ACTION_MODE, true);
}
}
@Override
public void onResume() {
super.onResume();
SnackKiosk.startSnacking(this);
if (moveToTop != -1) {
adapter.notifyItemMoved(moveToTop, 0);
moveToTop = -1;
}
}
@Override
public boolean onCreateActionMode(ActionMode mode, Menu menu) {
mode.getMenuInflater().inflate(R.menu.recent_action_mode, menu);
recyclerView.setSwipe(false);
adapter.setSelectionMode(true);
// Change status bar color to be dark to correspond to dark toolbar color.
getActivity()
.getWindow()
.setStatusBarColor(ContextCompat.getColor(getActivity(), R.color.grey900));
return true;
}
/**
* Create a {@link RealmRecyclerViewAdapter} based on the current view options and return it.
*
* @return New {@link RealmRecyclerViewAdapter}. Will return null if we cannot get the activity
* context, if {@link #books} is null or invalid, or if the current value of {@link #cardType}
* is not valid.
*/
private BaseBookCardAdapter makeAdapter() {
if (books == null || !books.isValid()) return null;
BaseBookCardAdapter adapter = null;
// Create a new adapter based on the card type.
switch (cardType) {
case NORMAL:
adapter = new BookCardAdapter(getActivity(), books);
break;
case NO_COVER:
adapter = new BookCardNoCoverAdapter(getActivity(), books);
break;
case COMPACT:
adapter = new BookCardCompactAdapter(getActivity(), books);
break;
}
adapter.setSwipeHandler(this);
return adapter;
}
@Override
public void onDestroy() {
super.onDestroy();
// Close adapter.
if (adapter != null) adapter.close();
// Close Realm.
if (realm != null) {
realm.close();
realm = null;
}
if (actionMode != null) actionMode.finish();
}
@Override
public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
// Handle select all/none first, and if it isn't those then don't do anything if we haven't
// selected any items.
if (item.getItemId() == R.id.action_select_all) {
adapter.selectAll();
return true;
} else if (item.getItemId() == R.id.action_select_none) {
adapter.clearSelections();
return true;
} else if (adapter.getSelectedItemCount() == 0) return true;
// Handle actions.
switch (item.getItemId()) {
case R.id.action_tag:
//noinspection unchecked
TaggingActivity.start(this, adapter.getSelectedRealmObjects());
return true;
case R.id.action_rate:
int initialRating =
adapter.getSelectedItemCount() == 1
? ((RBook) adapter.getSelectedRealmObjects().get(0)).rating
: 0;
Dialogs.ratingDialog(getContext(), initialRating);
return true;
case R.id.action_mark_as:
Dialogs.markAsDialog(getActivity());
return true;
case R.id.action_add_to_list:
Dialogs.addToListDialogOrSnack(getActivity(), realm);
return true;
case R.id.action_re_import:
Dialogs.simpleConfirmDialog(
getContext(),
R.string.title_re_import_books,
R.string.prompt_re_import_books,
R.string.action_re_import,
R.id.action_re_import);
return true;
case R.id.action_remove:
Dialogs.simpleConfirmDialog(
getContext(),
R.string.title_remove_books,
R.string.prompt_remove_from_recents,
R.string.action_remove,
R.id.action_remove);
return true;
case R.id.action_delete:
Dialogs.confirmCheckBoxDialog(
getContext(),
R.string.title_delete_books,
R.string.prompt_delete_books,
R.string.prompt_delete_from_device_too,
R.string.action_delete,
R.id.action_delete);
return true;
default:
return false;
}
}
/**
* Uses the current view options to change the card layout currently in use. Preserves the
* position currently scrolled to in the list before switching adapters.
*/
private void changeCardType() {
// Store the current last visible item position so that we can scroll back to it after switching
// adapters.
int currLastVisPos = recyclerView.getLayoutManager().findLastCompletelyVisibleItemPosition();
// Swap the adapter
if (adapter != null) adapter.close();
adapter = makeAdapter();
recyclerView.setAdapter(adapter);
// Scroll back to the same position.
if (currLastVisPos != RecyclerView.NO_POSITION)
recyclerView.getRecyclerView().scrollToPosition(currLastVisPos);
}
/**
* Called when we wish to take some action.
*
* @param event {@link ActionEvent}.
*/
@Subscribe
public void onActionEvent(ActionEvent event) {
//noinspection unchecked
List<RBook> selectedItems = adapter.getSelectedRealmObjects();
switch (event.getActionId()) {
case R.id.action_clear:
realm.executeTransaction(
tRealm -> {
// Set isInRecents to false for all RBooks which currently have it set to true.
RealmResults<RBook> recentBooks =
tRealm.where(RBook.class).equalTo("isInRecents", true).findAll();
for (int i = recentBooks.size() - 1; i >= 0; i--)
recentBooks.get(i).isInRecents = false;
});
break;
case R.id.action_rate:
ActionHelper.rateBooks(realm, selectedItems, (Integer) event.getData());
break;
case R.id.action_read:
// Save the position to update so we can refresh the list correctly when resuming.
this.moveToTop = event.getPosToUpdate();
break;
case R.id.action_mark_as:
int whichMark = (int) event.getData();
ActionHelper.markBooks(
realm,
selectedItems,
whichMark < 2 ? MarkType.NEW : MarkType.UPDATED,
whichMark % 2 == 0);
break;
case R.id.action_add_to_list:
ActionHelper.addBooksToList(realm, selectedItems, (String) event.getData());
break;
case R.id.action_re_import:
ActionHelper.reImportBooks(selectedItems);
break;
case R.id.action_remove:
realm.executeTransaction(
tRealm -> {
// Set isInRecents to false for all selected RBooks.
for (RBook book : selectedItems) book.isInRecents = false;
});
break;
case R.id.action_delete:
ActionHelper.deleteBooks(realm, selectedItems, (boolean) event.getData());
break;
}
if (actionMode != null) actionMode.finish();
}
@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
// Read prefs to fill in vars.
readPrefs();
// Get Realm.
realm = Realm.getDefaultInstance();
initUi();
// If we have a saved instance state, check to see if we were in action mode.
if (savedInstanceState != null && savedInstanceState.getBoolean(C.IS_IN_ACTION_MODE)) {
// If we were in action mode, restore the adapter's state and start action mode.
adapter.restoreInstanceState(savedInstanceState);
startActionMode();
}
}