/**
* Delete the given {@code tag}.
*
* @param realm Instance of Realm to use.
* @param tag {@link RTag} to delete.
*/
public static void deleteTag(Realm realm, RTag tag) {
TaggingHelper th = TaggingHelper.get();
// Indicate that we might need an explicit update.
th.markForExplicitUpdateIfNecessary();
// Delete the tag from Realm.
String tagName = tag.name;
realm.executeTransaction(tRealm -> tag.deleteFromRealm());
// If this was one of the new/updated book tags, be sure that we null that preference's value.
String prefVal = Minerva.prefs().getNewBookTag(null);
if (prefVal != null && prefVal.equals(tagName)) Minerva.prefs().putNewBookTag(null);
prefVal = Minerva.prefs().getUpdatedBookTag(null);
if (prefVal != null && prefVal.equals(tagName)) Minerva.prefs().putUpdatedBookTag(null);
// Remove tag name from the lists (if present).
th.oldCheckedItems.remove(tagName);
th.oldPartiallyCheckedItems.remove(tagName);
th.newCheckedItems.remove(tagName);
th.newPartiallyCheckedItems.remove(tagName);
}
/**
* Rename the given {@code tag}.
*
* @param realm Instance of Realm to use.
* @param tag {@link RTag} to rename.
* @param newName New tag name.
*/
public static void renameTag(Realm realm, RTag tag, String newName) {
String oldName = tag.name;
// Name is available; rename the RTag.
realm.executeTransaction(
tRealm -> {
tag.name = newName;
tag.sortName = newName.toLowerCase();
});
// Now make sure that we swap the old name for the new one in the old/new lists.
TaggingHelper th = TaggingHelper.get();
if (th.oldCheckedItems.remove(oldName)) th.oldCheckedItems.add(newName);
if (th.oldPartiallyCheckedItems.remove(oldName)) th.oldPartiallyCheckedItems.add(newName);
if (th.newCheckedItems.remove(oldName)) th.newCheckedItems.add(newName);
if (th.newPartiallyCheckedItems.remove(oldName)) th.newPartiallyCheckedItems.add(newName);
}
