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lab4

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This commit is contained in:
gg12 darfren 2024-09-22 22:10:59 +04:00
parent 45ac3158ac
commit dab4485d20
5 changed files with 338 additions and 181 deletions
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19
lib/domain/models/card.dart Normal file
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@ -0,0 +1,19 @@
import 'package:flutter/material.dart';
class CardData {
final String text;
final String descriprionText;
final int weight;
final IconData icon;
final String? imageUrl;
final bool isTop;
CardData(
this.text, {
required this.descriprionText,
required this.weight,
this.icon = Icons.hail,
this.imageUrl,
this.isTop = false,
});
}

182
lib/main.dart
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@ -1,11 +1,10 @@
import 'package:flutter/material.dart';
import 'package:pmu_project/presentation/home_page/home_page.dart';
void main() {
runApp(const MyApp());
}
const Color mainColor = Colors.deepOrangeAccent;
class MyApp extends StatelessWidget {
const MyApp({super.key});
@ -22,183 +21,4 @@ class MyApp extends StatelessWidget {
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key, required this.title});
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
leading: Icon(Icons.abc_rounded),
backgroundColor: mainColor,
title: Text(widget.title),
),
body: const MyWidget(),
);
}
}
class MyWidget extends StatelessWidget {
const MyWidget({super.key});
@override
Widget build(BuildContext context) {
final data = [
_CardData(
'Рулет из баклажанов',
descriprionText: 'рулет из баклажанов, чеснока и сыра',
weight: 300,
imageUrl:
'https://kolyda.ru/d/baklazhanchiki_farshirovannye_orehami.jpg',
),
_CardData(
'Лагман',
descriprionText: 'Суп из говядины и овощей',
isTop: true,
weight: 250,
imageUrl: 'https://avatars.mds.yandex.net/get-altay/5257938/2'
'a0000018aa4c0859fe7c036bfa6312e4732/XXL_height',
),
_CardData(
'Манты',
descriprionText: 'Это пельмени. Большие.',
weight: 250,
imageUrl:
'https://chaihana-zamzam.ru/wp-content/uploads/2022/10/Mantu.jpg',
),
_CardData(
'Свиной шашлык',
descriprionText: 'Осторожно ! Свинина !',
isTop: true,
weight: 300,
imageUrl:
'https://avatars.mds.yandex.net/get-altay/9686455/2a0000018a4892e137bca9e41256a79d2c7a/orig',
icon: Icons.warning,
),
_CardData(
'Куриный шашлык',
descriprionText: 'Халяль',
weight: 300,
imageUrl:
'https://i.pinimg.com/originals/2f/b5/7e/2fb57efeac571775d423ad995e5c1e1d.jpg',
),
];
return Center(
child: SingleChildScrollView(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: data.map((e) => _Card.fromData(e)).toList(),
),
),
);
}
}
class _CardData {
final String text;
final String descriprionText;
final int weight;
final IconData icon;
final String? imageUrl;
final bool isTop;
_CardData(
this.text, {
required this.descriprionText,
required this.weight,
this.icon = Icons.hail,
this.imageUrl,
this.isTop = false,
});
}
class _Card extends StatelessWidget {
final String text;
final IconData icon;
final String descriptionText;
final String? imageUrl;
final Color color;
const _Card(
this.text, {
this.icon = Icons.ac_unit_outlined,
required this.descriptionText,
this.imageUrl,
this.color = Colors.white70,
});
factory _Card.fromData(_CardData data) => _Card(
data.text,
descriptionText: data.descriprionText,
icon: data.icon,
imageUrl: data.imageUrl,
color: (data.isTop ? mainColor : Colors.white70),
);
@override
Widget build(BuildContext context) {
return Container(
margin: const EdgeInsets.only(top: 8, bottom: 8),
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: color,
borderRadius: BorderRadius.circular(20),
border: Border.all(
color: Colors.black,
width: 3,
),
boxShadow: [
BoxShadow(color: Colors.grey, spreadRadius: 4, blurRadius: 8)
]),
child: Row(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
ClipRRect(
borderRadius: BorderRadius.circular(20),
child: SizedBox(
height: 140,
width: 120,
child: Image.network(
fit: BoxFit.cover,
imageUrl ?? '',
errorBuilder: (_, __, ___) => const Placeholder(),
),
),
),
Expanded(
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
text,
style: Theme.of(context).textTheme.headlineLarge,
),
Text(
descriptionText,
style: Theme.of(context).textTheme.bodyLarge,
),
],
),
),
),
Padding(
padding: const EdgeInsets.all(8.0),
child: Icon(icon),
),
],
),
);
}
}

48
lib/presentation/details_page/details_page.dart Normal file
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@ -0,0 +1,48 @@
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import '../../domain/models/card.dart';
class DetailsPage extends StatelessWidget {
final CardData data;
const DetailsPage(this.data, {super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(),
body: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Padding(
padding: const EdgeInsets.only(bottom: 16.0),
child: Image.network(data.imageUrl ?? '',),
),
Padding(
padding: const EdgeInsets.only(bottom: 4.0, left: 4.0, right: 4.0),
child: Text(
data.text,
style: Theme
.of(context)
.textTheme
.headlineLarge,
),
),
Padding(
padding: const EdgeInsets.only(bottom: 4.0, left: 4.0, right: 4.0),
child: Text(
data.descriprionText,
style: Theme
.of(context)
.textTheme
.bodyMedium,
),
),
],
)
);
}
}

145
lib/presentation/home_page/card.dart Normal file
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@ -0,0 +1,145 @@
part of 'home_page.dart';
typedef OnLikeCall = void Function(String Title, bool isLiked);
class _Card extends StatefulWidget {
final String text;
final IconData icon;
final String descriptionText;
final String? imageUrl;
final Color color;
final OnLikeCall? onLike;
final VoidCallback? onTap;
const _Card(this.text,
{this.icon = Icons.ac_unit_outlined,
required this.descriptionText,
this.imageUrl,
this.color = Colors.white70,
this.onLike,
this.onTap});
factory _Card.fromData(
CardData data, {
OnLikeCall? onLike,
VoidCallback? onTap,
}) =>
_Card(
data.text,
descriptionText: data.descriprionText,
icon: data.icon,
imageUrl: data.imageUrl,
color: (data.isTop ? mainColor : Colors.white70),
onLike: onLike,
onTap: onTap,
);
@override
State<_Card> createState() => _CardState();
}
class _CardState extends State<_Card> {
bool isLiked = false;
@override
Widget build(BuildContext context) {
return GestureDetector(
onTap: widget.onTap,
child: Container(
margin: const EdgeInsets.only(top: 8, bottom: 8),
constraints: const BoxConstraints(minHeight: 140),
decoration: BoxDecoration(
color: widget.color,
borderRadius: BorderRadius.circular(20),
border: Border.all(
color: Colors.black,
width: 3,
),
boxShadow: [
BoxShadow(color: Colors.grey, spreadRadius: 4, blurRadius: 8)
]),
child: IntrinsicHeight(
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
ClipRRect(
borderRadius: const BorderRadius.only(
bottomLeft: Radius.circular(18),
topLeft: Radius.circular(18),
),
child: Stack(
children: [
Positioned.fill(
child: Image.network(
widget.imageUrl ?? '',
fit: BoxFit.cover,
errorBuilder: (_, __, ___) => const Placeholder(),
)),
Align(
alignment: Alignment.bottomLeft,
child: Container(
decoration: const BoxDecoration(
color: Colors.orangeAccent,
borderRadius: BorderRadius.only(
topRight: Radius.circular(20),
)),
padding: const EdgeInsets.fromLTRB(8, 2, 8, 2),
child: Text('блюдо сезона',
style: Theme.of(context)
.textTheme
.bodyMedium
?.copyWith(color: Colors.black))),
)
],
),
),
Expanded(
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
widget.text,
style: Theme.of(context).textTheme.headlineLarge,
),
Text(
widget.descriptionText,
style: Theme.of(context).textTheme.bodyLarge,
),
],
),
),
),
Align(
alignment: Alignment.bottomRight,
child: Padding(
padding:
const EdgeInsets.only(left: 8.0, right: 16, bottom: 16),
child: GestureDetector(
onTap: () {
setState(() {
isLiked = !isLiked;
});
widget.onLike?.call(widget.text, isLiked);
},
child: AnimatedSwitcher(
duration: const Duration(milliseconds: 150),
child: isLiked
? const Icon(
Icons.favorite,
key: ValueKey<int>(0),
)
: const Icon(Icons.favorite_border),
key: ValueKey<int>(1)),
),
),
)
],
),
),
),
);
}
}

125
lib/presentation/home_page/home_page.dart Normal file
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@ -0,0 +1,125 @@
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:pmu_project/presentation/details_page/details_page.dart';
import '../../domain/models/card.dart';
part 'card.dart';
const Color mainColor = Colors.deepOrangeAccent;
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key, required this.title});
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
void _showSnackBar(BuildContext context, String title, bool isLiked) {
WidgetsBinding.instance.addPostFrameCallback((_) {
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text(
isLiked ? "Вкусно" : "Невкусно",
style: Theme.of(context).textTheme.bodyLarge,
),
backgroundColor: Colors.orangeAccent,
duration: const Duration(seconds: 1),
));
});
}
class _MyHomePageState extends State<MyHomePage> {
final Color _color = Colors.orangeAccent;
@override
void initState() {
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
leading: Icon(Icons.abc_rounded),
backgroundColor: mainColor,
title: Text(widget.title),
),
body: const Body(),
);
}
}
class Body extends StatelessWidget {
const Body({super.key});
@override
Widget build(BuildContext context) {
final data = [
CardData(
'Рулет из баклажанов',
descriprionText: 'рулет из баклажанов, чеснока и сыра',
weight: 300,
imageUrl:
'https://kolyda.ru/d/baklazhanchiki_farshirovannye_orehami.jpg',
),
CardData(
'Лагман',
descriprionText: 'Суп из говядины и овощей',
isTop: true,
weight: 250,
imageUrl: 'https://avatars.mds.yandex.net/get-altay/5257938/2'
'a0000018aa4c0859fe7c036bfa6312e4732/XXL_height',
),
CardData(
'Манты',
descriprionText: 'Это пельмени. Большие.',
weight: 250,
imageUrl:
'https://chaihana-zamzam.ru/wp-content/uploads/2022/10/Mantu.jpg',
),
CardData(
'Свиной шашлык',
descriprionText: 'Осторожно ! Свинина !',
isTop: true,
weight: 300,
imageUrl:
'https://avatars.mds.yandex.net/get-altay/9686455/2a0000018a4892e137bca9e41256a79d2c7a/orig',
icon: Icons.warning,
),
CardData(
'Куриный шашлык',
descriprionText: 'Халяль',
weight: 300,
imageUrl:
'https://i.pinimg.com/originals/2f/b5/7e/2fb57efeac571775d423ad995e5c1e1d.jpg',
),
];
return Center(
child: SingleChildScrollView(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: data
.map(
(e) => _Card.fromData(
e,
onLike: (String title, bool isLiked) =>
_showSnackBar(context, title, isLiked),
onTap: () => _navToDetails(context, e),
),
)
.toList(),
),
),
);
}
}
void _navToDetails(BuildContext context, CardData data) {
Navigator.push(
context,
CupertinoPageRoute(builder: (context) => DetailsPage(data)),
);
}