pending_transactions_view.dart

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import '/core/ui/screens/views/faild_to_fetch_data_view.dart';
import '/features/authentication/presentation/logic/authentication_bloc/authentication_bloc.dart';
import '/features/collections/presentation/logic/collection_requests_history_bloc/collection_requests_history_bloc.dart';
import '/features/collections/presentation/screens/transaction_history_screen/views/pending_transactions_view/views/create_new_collection_view/create_new_collection_view.dart';
import '/features/collections/presentation/screens/transaction_history_screen/views/pending_transactions_view/views/collection_details_viewer.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
 
class PendingTransactionsView extends StatefulWidget {
  const PendingTransactionsView({super.key});
 
  @override
  State<PendingTransactionsView> createState() =>
      _PendingTransactionsViewState();
}
 
class _PendingTransactionsViewState extends State<PendingTransactionsView> {
  _onLoadViewData() {
    final authenticationState = context.read<AuthenticationBloc>().state;
    if (authenticationState is AuthenticatedState) {
      String? partnerId = authenticationState.session.partnerId;
      if (partnerId != null) {
        context.read<CollectionRequestsHistoryBloc>().add(
              LoadOnGoingCollectionRequestsEvent(
                partnerId: partnerId,
              ),
            );
      }
    }
  }
 
  @override
  void didChangeDependencies() {
    super.didChangeDependencies();
    _onLoadViewData();
  }
 
  @override
  Widget build(BuildContext context) {
    return BlocBuilder<CollectionRequestsHistoryBloc,
        CollectionRequestsHistoryState>(
      buildWhen: (previous, current) =>
          current is OnGoingCollectionRequestsLoaded ||
          current is LoadOnGoingCollectionRequestsFailure ||
          current is OnGoingCollectionRequestsLoaded,
      builder: (context, state) => _adaptViewState(state),
    );
  }
 
  _adaptViewState(CollectionRequestsHistoryState state) {
    if (state is OnGoingCollectionRequestsLoaded) {
      return state.collections.isEmpty
          ? const CreateNewCollectionView()
          : CollectionDetailsViewer(collection: state.collections.first);
    } else if (state is LoadOnGoingCollectionRequestsFailure) {
      return FailedToFetchDataView(
        onRetry: _onLoadViewData,
      );
    } else {
      return const SizedBox();
    }
  }
}