loadPage method
Load a specific page
Implementation
Future<void> loadPage(int page) async {
_currentPage = page;
await _future.execute(() => _loadPage(page, _pageSize));
if (_future.value.isSuccess && _future.data != null) {
if (page == 0) {
_allItems.clear();
}
_allItems.addAll(_future.data!);
}
}