123 lines
3.1 KiB
Dart
123 lines
3.1 KiB
Dart
part of 'main.dart';
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class View extends StatefulWidget {
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final String displayName;
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final List<Entity> childEntities;
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final int count;
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View({
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Key key,
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@required this.childEntities,
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@required this.count,
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this.displayName
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}) : super(key: key);
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@override
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State<StatefulWidget> createState() {
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return ViewState();
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}
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}
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class ViewState extends State<View> {
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StreamSubscription _refreshDataSubscription;
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Completer _refreshCompleter;
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List<Entity> _childEntitiesAsBadges;
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Map<String, Entity> _childEntitiesAsCards;
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@override
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void initState() {
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super.initState();
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_refreshDataSubscription = eventBus.on<RefreshDataFinishedEvent>().listen((event) {
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if ((_refreshCompleter != null) && (!_refreshCompleter.isCompleted)) {
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_refreshCompleter.complete();
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}
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});
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_childEntitiesAsCards = {};
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_childEntitiesAsBadges = [];
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_composeEntities();
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}
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void _composeEntities() {
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widget.childEntities.forEach((Entity entity){
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if (!entity.isGroup) {
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if (entity.isBadge) {
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_childEntitiesAsBadges.add(entity);
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} else {
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String groupIdToAdd = "${entity.domain}.${entity.domain}${widget.count}";
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if (_childEntitiesAsCards[groupIdToAdd] == null) {
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_childEntitiesAsCards[groupIdToAdd] = entity;
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}
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_childEntitiesAsCards[groupIdToAdd].childEntities.add(entity);
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}
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} else {
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_childEntitiesAsCards[entity.entityId] = entity;
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_childEntitiesAsCards[entity.entityId].childEntities = entity.childEntities;
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}
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});
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}
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@override
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Widget build(BuildContext context) {
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return RefreshIndicator(
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color: Colors.amber,
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child: ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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children: _buildChildren(context),
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),
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onRefresh: () => _refreshData(),
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);
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}
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List<Widget> _buildChildren(BuildContext context) {
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List<Widget> result = [];
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if (_childEntitiesAsBadges.isNotEmpty) {
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result.insert(0,
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Wrap(
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alignment: WrapAlignment.center,
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spacing: 10.0,
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runSpacing: 1.0,
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children: _buildBadges(context),
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)
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);
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}
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_childEntitiesAsCards.forEach((String id, Entity groupEntity){
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result.add(
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HACard(
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entities: groupEntity.childEntities,
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friendlyName: groupEntity.displayName,
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hidden: groupEntity.isHidden
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)
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);
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});
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return result;
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}
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List<Widget> _buildBadges(BuildContext context) {
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List<Widget> result = [];
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_childEntitiesAsBadges.forEach((Entity entity) {
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result.add(entity.buildBadgeWidget(context));
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});
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return result;
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}
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Future _refreshData() {
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if ((_refreshCompleter != null) && (!_refreshCompleter.isCompleted)) {
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TheLogger.log("Debug","Previous data refresh is still in progress");
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} else {
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_refreshCompleter = Completer();
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eventBus.fire(RefreshDataEvent());
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}
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return _refreshCompleter.future;
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}
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@override
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void dispose() {
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_refreshDataSubscription.cancel();
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super.dispose();
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}
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} |