changes
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b063c78d11
commit
0520e5722b
252
lib/main.dart
252
lib/main.dart
@ -1,5 +1,51 @@
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import 'package:flutter/material.dart';
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enum FoodType { fruit, vegetable, meat, fish, sweet }
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class FoodStuff {
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final FoodType _type;
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final String Name;
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FoodStuff(this._type, this.Name);
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FoodType getFoodType() => _type;
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bool isMeat() => _type == FoodType.meat ? true : false;
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}
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extension IsHealthy on FoodStuff {
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bool isHealthy() {
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switch (_type) {
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case FoodType.meat || FoodType.vegetable:
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return true;
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default:
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return false;
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}
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}
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}
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Future<String> connectToDb() async {
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await Future.delayed(Duration(seconds: 4));
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List<FoodStuff> food = [];
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food.add(new FoodStuff(FoodType.meat, "meat"));
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food.add(new FoodStuff(FoodType.vegetable, "cabbage"));
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food.add(new FoodStuff(FoodType.fruit, "apple"));
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//List<String> names = food.forEach((FoodStuff e )=> e.Name);
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List<String> types = [];
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List<String> names = [];
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for (final element in food) {
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types.add(element
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.getFoodType()
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.name);
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names.add(element.Name);
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}
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var values = [];
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for (var i = 0; i < food.length; i++) {
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values.add('${names[i]} ${types[i]}');
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}
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return values.join(',');
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}
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void main() {
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runApp(const MyApp());
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}
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@ -7,12 +53,12 @@ void main() {
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class MyApp extends StatelessWidget {
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const MyApp({super.key});
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@override
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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title: 'Flutter Demo',
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theme: ThemeData(
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colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
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colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
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useMaterial3: true,
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),
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home: const MyHomePage(title: 'Старостин Иван Константинович'),
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@ -23,8 +69,6 @@ class MyApp extends StatelessWidget {
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class MyHomePage extends StatefulWidget {
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const MyHomePage({super.key, required this.title});
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final String title;
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@override
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@ -36,20 +80,54 @@ class _MyHomePageState extends State<MyHomePage> {
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void _incrementCounter() {
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setState(() {
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_counter++;
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_counter++;
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});
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}
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String text2 = '';
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String text1 = 'Hello there!!';
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/*void getVal() async {
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connectToDb().then((data) async {
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setState(() {
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text2 = data;
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});
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});
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setState(() {
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text1 = 'Loading data';
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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 Scaffold(
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return Scaffold(
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appBar: AppBar(
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backgroundColor: Theme
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.of(context)
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.colorScheme
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.inversePrimary,
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title: Text(widget.title),
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),
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body: const CardWidget());
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}
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/*@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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backgroundColor: Theme.of(context).colorScheme.inversePrimary,
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title: Text(widget.title),
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backgroundColor: Theme.of(context).colorScheme.inversePrimary,
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title: Text(widget.title),
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),
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body: Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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child: Column(
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//width: 100,
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//decoration: BoxDecoration(border: Border.all()),
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children: <Widget>[
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Text(overflow: TextOverflow.ellipsis, '$text1'),
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Text(overflow: TextOverflow.ellipsis, '$text2')
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])
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/*child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: <Widget>[
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const Text(
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'You have pushed the button this many times:',
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@ -59,12 +137,158 @@ class _MyHomePageState extends State<MyHomePage> {
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style: Theme.of(context).textTheme.headlineMedium,
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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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floatingActionButton: FloatingActionButton(
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onPressed: _incrementCounter,
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onPressed: getVal,
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tooltip: 'Increment',
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child: const Icon(Icons.add),
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), );
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),
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);
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}*/
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}
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class _CardData {
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final String text;
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final String descriptionText;
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final Color Backgroundcolor;
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final String? imageUrl;
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_CardData(this.text, {
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required this.descriptionText,
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this.Backgroundcolor = const Color.fromARGB(70, 173, 216, 230),
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this.imageUrl,
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});
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}
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class CardWidget extends StatelessWidget {
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const CardWidget({super.key});
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@override
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Widget build(BuildContext context) {
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final data = [
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_CardData(
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'Фрукты',
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descriptionText: 'Какие же они полезные и сладкие!!!! Generate Lorem Ipsum placeholder text for use in your graphic, print and web layouts, and discover plugins for your favorite writing, design and blogging tools',
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imageUrl:
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'https://media.gettyimages.com/id/182810893/photo/fruit-mix.jpg?s=612x612&w=0&k=20&c=v9jopDXbS5LCXY1d8uSwEldLJVVkOpYtYtyHD8azWDU=',
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),
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_CardData(
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'Киви',
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descriptionText: 'сладкий и спелый, можно купить по акции прямо сейчас звоните не пожалеете',
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Backgroundcolor: Color.fromARGB(10, 210, 30, 40),
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imageUrl:
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'https://www.diyphotography.net/files/images/3/pictures-of-sliced-fruits-09b.jpg',
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),
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_CardData(
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'Банан',
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descriptionText: 'Ого, че с ним произошло',
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Backgroundcolor: Color.fromARGB(30, 30, 210, 15),
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imageUrl:
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'https://www.diyphotography.net/files/images/3/pictures-of-sliced-fruits-01.jpg',
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),
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];
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return Center(
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child: SingleChildScrollView(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: data.map((e) => _Card(cardData: e)).toList(),
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),
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),
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);
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}
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}
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class _Card extends StatelessWidget {
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final _CardData cardData;
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const _Card({
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required this.cardData,
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});
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@override
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Widget build(BuildContext context) {
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return Container(
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margin: const EdgeInsets.all(16),
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: this.cardData.Backgroundcolor,
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borderRadius: BorderRadius.circular(9),
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border: Border.all(color: Colors.grey),
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boxShadow: [
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BoxShadow(
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color: Colors.grey.withOpacity(.5),
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spreadRadius: 4,
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offset: const Offset(0, 5),
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blurRadius: 8,
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),
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],
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),
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child: Column(
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//crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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mainAxisAlignment: MainAxisAlignment.center,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Column(
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children: [
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ClipRRect(
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borderRadius: BorderRadius.circular(10),
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child: SizedBox(
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height: 240,
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width: 300,
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child: Image.network(
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this.cardData.imageUrl ?? '',
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fit: BoxFit.cover,
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errorBuilder: (_, __, ___) => const Placeholder(),
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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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Row(
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children: [
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Expanded(
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child: Padding(
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padding: const EdgeInsets.only(left: 16.0, top: 12.0),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(
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this.cardData.text,
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style:
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TextStyle(decoration: TextDecoration.underline, fontSize: 30)
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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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Row(children: [
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Expanded(
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child: Padding(
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padding: const EdgeInsets.only(left: 16.0),
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child: Text(
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this.cardData.descriptionText,
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style: Theme
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.of(context)
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.textTheme
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.bodyLarge,
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)
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),
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),
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/*Expanded(
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child: Padding(
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padding: const EdgeInsets.only(left: 16.0),
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child: Column(),
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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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@ -30,6 +30,8 @@ environment:
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dependencies:
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flutter:
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sdk: flutter
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#assets:
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# - assets/
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# The following adds the Cupertino Icons font to your application.
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