40 lines
1.1 KiB
Dart
40 lines
1.1 KiB
Dart
import 'package:fl_query/query.dart';
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import 'package:fl_query/query_bowl.dart';
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import 'package:flutter/widgets.dart';
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class QueryBuilder<T> extends StatefulWidget {
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final Widget Function(BuildContext, Query<T>) builder;
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final QueryTaskFunction<T> task;
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final String queryKey;
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const QueryBuilder({
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required this.builder,
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required this.task,
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required this.queryKey,
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Key? key,
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}) : super(key: key);
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@override
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State<QueryBuilder<T>> createState() => _QueryBuilderState<T>();
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}
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class _QueryBuilderState<T> extends State<QueryBuilder<T>> {
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@override
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void initState() {
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super.initState();
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WidgetsBinding.instance.addPostFrameCallback((_) async {
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await QueryBowl.of(context).fetchQuery(Query<T>(
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queryKey: widget.queryKey,
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task: widget.task,
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staleTime: QueryBowl.of(context).staleTime,
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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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final query = QueryBowl.of(context).getQuery<T>(widget.queryKey);
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if (query == null) return Container();
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return widget.builder(context, query);
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}
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}
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