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90 lines
2.2 KiB
90 lines
2.2 KiB
// Copyright 2018 The Flutter team. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/widgets.dart';
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import 'package:scoped_model/scoped_model.dart';
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import 'package:veggieseasons/data/app_state.dart';
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import 'package:veggieseasons/data/veggie.dart';
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import 'package:veggieseasons/styles.dart';
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import 'package:veggieseasons/widgets/search_bar.dart';
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import 'package:veggieseasons/widgets/veggie_headline.dart';
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class SearchScreen extends StatefulWidget {
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@override
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_SearchScreenState createState() => _SearchScreenState();
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}
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class _SearchScreenState extends State<SearchScreen> {
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final _controller = TextEditingController();
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final _focusNode = FocusNode();
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String _terms = '';
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@override
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void initState() {
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super.initState();
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_controller.addListener(_onTextChanged);
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}
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@override
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void dispose() {
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_focusNode.dispose();
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super.dispose();
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}
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void _onTextChanged() {
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setState(() => _terms = _controller.text);
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}
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Widget _createSearchBox() {
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return Padding(
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padding: const EdgeInsets.all(8.0),
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child: SearchBar(
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controller: _controller,
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focusNode: _focusNode,
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),
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);
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}
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List<Widget> _generateVeggieRows(List<Veggie> veggies) {
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final cards = new List<Widget>();
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for (Veggie veggie in veggies) {
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cards.add(Padding(
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padding: EdgeInsets.only(left: 16.0, right: 16.0, bottom: 24.0),
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child: VeggieHeadline(veggie),
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));
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}
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return cards;
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}
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@override
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Widget build(BuildContext context) {
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final model = ScopedModel.of<AppState>(context, rebuildOnChange: true);
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return CupertinoTabView(
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builder: (context) {
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return DecoratedBox(
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decoration: BoxDecoration(
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color: Styles.scaffoldBackground,
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),
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child: SafeArea(
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child: Column(
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children: [
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_createSearchBox(),
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Expanded(
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child: ListView(
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children: _generateVeggieRows(model.searchVeggies(_terms)),
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),
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),
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],
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),
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),
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);
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},
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);
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}
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}
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