invoice/stubs/ui/stub/stub_screen

import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter_redux/flutter_redux.dart';
import 'package:invoiceninja_flutter/data/models/models.dart';
import 'package:invoiceninja_flutter/redux/app/app_actions.dart';
import 'package:invoiceninja_flutter/redux/app/app_state.dart';
import 'package:invoiceninja_flutter/redux/stub/stub_actions.dart';
import 'package:invoiceninja_flutter/ui/app/app_bottom_bar.dart';
import 'package:invoiceninja_flutter/ui/app/forms/save_cancel_buttons.dart';
import 'package:invoiceninja_flutter/ui/app/list_scaffold.dart';
import 'package:invoiceninja_flutter/ui/app/entities/entity_actions_dialog.dart';
import 'package:invoiceninja_flutter/ui/app/list_filter.dart';
import 'package:invoiceninja_flutter/ui/stub/stub_list_vm.dart';
import 'package:invoiceninja_flutter/ui/stub/stub_presenter.dart';
import 'package:invoiceninja_flutter/utils/localization.dart';

import 'stub_screen_vm.dart';

class StubScreen extends StatelessWidget {
  const StubScreen({
    Key key,
    @required this.viewModel,
  }) : super(key: key);

  static const String route = '/stub';

  final StubScreenVM viewModel;

  @override
  Widget build(BuildContext context) {
    final store = StoreProvider.of<AppState>(context);
    final state = store.state;
    final company = state.company;
    final userCompany = state.userCompany;
    final localization = AppLocalization.of(context);
    final listUIState = state.uiState.stubUIState.listUIState;
    final isInMultiselect = listUIState.isInMultiselect();

    return ListScaffold(
      entityType: EntityType.stub,
      isChecked: isInMultiselect &&
          listUIState.selectedIds.length == viewModel.stubList.length,
      showCheckbox: isInMultiselect,
      onHamburgerLongPress: () => store.dispatch(StartStubMultiselect()),
      onCheckboxChanged: (value) {
        final stubs = viewModel.stubList
            .map<StubEntity>((stubId) => viewModel.stubMap[stubId])
            .where((stub) => value != listUIState.isSelected(stub.id))
            .toList();

        handleStubAction(context, stubs, EntityAction.toggleMultiselect);
      },
      appBarTitle: ListFilter(
        placeholder: localization.searchStubs,
        filter: state.stubListState.filter,
        onFilterChanged: (value) {
          store.dispatch(FilterStubs(value));
        },
      ),
      appBarActions: [
        if (viewModel.isInMultiselect)
          SaveCancelButtons(
            saveLabel: localization.done,
            onSavePressed: listUIState.selectedIds.isEmpty
                ? null
                : (context) async {
                    final stubs = listUIState.selectedIds
                        .map<StubEntity>(
                            (stubId) => viewModel.stubMap[stubId])
                        .toList();

                    await showEntityActionsDialog(
                      entities: stubs,
                      context: context,
                      multiselect: true,
                      completer: Completer<Null>()
                        ..future.then<dynamic>(
                            (_) => store.dispatch(ClearStubMultiselect())),
                    );
                  },
            onCancelPressed: (context) =>
                store.dispatch(ClearStubMultiselect()),
          ),
      ],
      body: StubListBuilder(),
      bottomNavigationBar: AppBottomBar(
        entityType: EntityType.stub,
        tableColumns: StubPresenter.getAllTableFields(userCompany),
        defaultTableColumns: StubPresenter.getDefaultTableFields(userCompany),
        onRefreshPressed: () => store.dispatch(LoadStubs(force: true)),
        onSelectedSortField: (value) {
          store.dispatch(SortStubs(value));
        },
        sortFields: [
          StubFields.name,
          StubFields.balance,
          StubFields.updatedAt,
        ],
        onSelectedState: (EntityState state, value) {
          store.dispatch(FilterStubsByState(state));
        },
        onCheckboxPressed: () {
          if (store.state.stubListState.isInMultiselect()) {
            store.dispatch(ClearStubMultiselect());
          } else {
            store.dispatch(StartStubMultiselect());
          }
        },
        customValues1: company.getCustomFieldValues(CustomFieldType.stub1,
            excludeBlank: true),
        customValues2: company.getCustomFieldValues(CustomFieldType.stub2,
            excludeBlank: true),
        customValues3: company.getCustomFieldValues(CustomFieldType.stub3,
            excludeBlank: true),
        customValues4: company.getCustomFieldValues(CustomFieldType.stub4,
            excludeBlank: true),
        onSelectedCustom1: (value) =>
            store.dispatch(FilterStubsByCustom1(value)),
        onSelectedCustom2: (value) =>
            store.dispatch(FilterStubsByCustom2(value)),
        onSelectedCustom3: (value) =>
            store.dispatch(FilterStubsByCustom3(value)),
        onSelectedCustom4: (value) =>
            store.dispatch(FilterStubsByCustom4(value)),
      ),
      floatingActionButton: state.prefState.isMenuFloated && userCompany.canCreate(EntityType.stub)
          ? FloatingActionButton(
              heroTag: 'stub_fab',
              backgroundColor: Theme.of(context).primaryColorDark,
              onPressed: () {
                createEntityByType(
                    context: context, entityType: EntityType.stub);
              },
              child: Icon(
                Icons.add,
                color: Colors.white,
              ),
              tooltip: localization.newStub,
            )
          : null,
    );
  }
}