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lab3_4 ready

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Kirill 2024-11-20 13:52:33 +04:00
parent 6dcd3d9316
commit 9b20eedc96
5 changed files with 372 additions and 1 deletions
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2
lib/main.dart
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@ -1,5 +1,5 @@
import 'package:flutter/material.dart';
import 'package:project1/presentation/home_page/home_page.dart';
import 'package:testlab/presentaition/home_page/home_page.dart';
void main() {
runApp(const MyApp());

15
lib/models/card.dart
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import 'package:flutter/material.dart';
class CardData {
final String text;
final String descriptionText;
final IconData icon;
final String? imageUrl;
CardData(
this.text, {
required this.descriptionText,
this.icon = Icons.cake,
this.imageUrl,
});
}

59
lib/presentaition/details_page/details_page.dart Normal file
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import 'package:flutter/material.dart';
import 'package:testlab/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(
backgroundColor: Colors.grey.shade600,
),
body: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Padding(
padding: const EdgeInsets.all( 16.0),
child: ClipRRect(
borderRadius: BorderRadius.circular(15),
child: Image.network(
data.imageUrl ?? '',
width: double.infinity,
fit: BoxFit.cover,
),
),
),
Padding(
padding: const EdgeInsets.all(5.0),
child: Center(
child: Text(
data.text,
style: const TextStyle(
color: Colors.white,
fontSize: 22,
fontWeight: FontWeight.bold,
),
),
),
),
Padding(
padding: const EdgeInsets.all(5.0),
child: Center(
child: Text(
data.descriptionText,
style: const TextStyle(
color: Colors.white,
fontSize: 18,
),
)
),
),
],
),
backgroundColor: Colors.black,
);
}
}

173
lib/presentaition/home_page/card.dart
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part of 'home_page.dart';
typedef OnLikeCallback = void Function(String title, bool isLiked)?;
class _Card extends StatefulWidget {
final String text;
final String descriptionText;
final IconData icon;
final String? imageUrl;
final OnLikeCallback onLike;
final VoidCallback? onTap;
const _Card(
this.text, {
this.icon = Icons.catching_pokemon,
required this.descriptionText,
this.imageUrl,
this.onLike,
this.onTap,
});
factory _Card.fromData(
CardData data, {
OnLikeCallback onLike,
VoidCallback? onTap,
}) =>
_Card(
data.text,
descriptionText: data.descriptionText,
icon: data.icon,
imageUrl: data.imageUrl,
onLike: onLike,
onTap: onTap,
);
@override
State<_Card> createState() => _CardState();
}
class _CardState extends State<_Card> {
bool isLiked = false;
@override
Widget build(BuildContext context) {
return GestureDetector(
onLongPress: widget.onTap,
onDoubleTap: () {
setState(() {
isLiked = !isLiked;
});
widget.onLike?.call(widget.text, isLiked);
},
child: Container(
margin: const EdgeInsets.all(16),
constraints: const BoxConstraints(minHeight: 170),
decoration: BoxDecoration(
color: Colors.grey,
borderRadius: BorderRadius.circular(20),
boxShadow: [
BoxShadow(
color: Colors.grey.withOpacity(.5),
spreadRadius: 4,
offset: const Offset(0, 5),
blurRadius: 8,
),
],
),
child: IntrinsicHeight(
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Padding(
padding: const EdgeInsets.only(
left: 10,
top: 10,
right: 3,
bottom: 10
),
child: ClipRRect(
borderRadius: BorderRadius.circular(15),
child: SizedBox(
height: double.infinity,
width: 150,
child: Image.network(
widget.imageUrl ?? '',
fit: BoxFit.cover,
errorBuilder: (_, __, ___) => const Placeholder(),
),
),
),
),
Expanded(
child: Stack(
children: [
Align(
alignment: Alignment.bottomLeft,
child: Padding(
padding: const EdgeInsets.only(
left: 8.0,
right: 8.0,
bottom: 16.0,
),
child: Icon(
widget.icon,
),
),
),
Padding(
padding: const EdgeInsets.only(left: 3.0, top: 3.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
widget.text,
style: const TextStyle(
color: Colors.white,
fontSize: 14,
fontWeight: FontWeight.bold,
),
),
Text(
widget.descriptionText,
style: const TextStyle(
color: Colors.white,
fontSize: 13,
),
),
]
),
),
],
)
),
Align(
alignment: Alignment.bottomRight,
child: Padding(
padding: const EdgeInsets.only(
left: 8.0,
right: 16.0,
bottom: 16.0,
),
child: GestureDetector(
onTap: () {
setState(() {
isLiked = !isLiked;
});
widget.onLike?.call(widget.text, isLiked);
},
child: AnimatedSwitcher(
duration: const Duration(milliseconds: 300),
child: isLiked
? const Icon(
Icons.thumb_up,
color: Colors.redAccent,
key: ValueKey<int>(0),
)
: const Icon(
Icons.thumb_up_off_alt,
key: ValueKey<int>(1),
),
),
),
),
),
],
),
),
),
);
}
}

124
lib/presentaition/home_page/home_page.dart
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import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:testlab/models/card.dart';
import 'package:testlab/presentaition/details_page/details_page.dart';
part 'card.dart';
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key, required this.title});
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
final Color _color = Colors.grey.shade600;
@override
void initState() {
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.black,
appBar: AppBar(
backgroundColor: _color,
title: Text(
widget.title,
style: const TextStyle(
color: Colors.white,
fontSize: 20,
),
),
),
body: const Body(),
);
}
}
class Body extends StatelessWidget {
const Body({super.key});
@override
Widget build(BuildContext context) {
final data = [
CardData(
'Mobile dev',
descriptionText: 'И когда ты успел стать экспертом в мобильной разработке?',
imageUrl:
'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcQtsv2O-lLpxro9HH9CUejcymOOnGdQJwjasg&s',
),
CardData(
'Грустный кот',
descriptionText: 'Котик грустит, аж плачет',
icon: Icons.star,
imageUrl:
'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcT--ZMDGsa_8y9r9u0RjAn576ajsVVfsOIcDA&s',
),
CardData(
'Веселый кот',
descriptionText: 'Котик стал очень веселый, аж улыбается',
icon: Icons.work,
imageUrl:
'https://img-webcalypt.ru/storage/memes/YhGTdxW7HnbmhqAd37XjsMCTj1fHUW7AADagYMDbmyU9VBEhDBbq4d3XNGDWo34FibwtjyeVsyxudpzeViSmHdJ7e6C50tLbZnkZZAP81AV7aM0R8VSi4YEnqgcZ1EtE-md.jpeg',
),
CardData(
'Кот накачаля',
descriptionText: 'Кот накачался, аж широкий',
icon: Icons.question_answer,
imageUrl:
'https://s00.yaplakal.com/pics/pics_original/9/1/8/11586819.jpg',
),
CardData(
'Кот крутой',
descriptionText: 'Кот стал очень крутым, аж в очках',
icon: Icons.favorite_border,
imageUrl:
'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSmwxp_mc1c8Rukc6Dg4GLNv1JLZbO7DKqF4w&s',
),
];
return Center(
child: SingleChildScrollView(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: data.map((data) {
return _Card.fromData(
data,
onLike: (String title, bool isLiked) =>
_showSnackBar(context, title, isLiked),
onTap: () => _navToDetails(context, data),
);
}).toList(),
),
),
);
}
void _navToDetails(BuildContext context, CardData data) {
Navigator.push(
context,
CupertinoPageRoute(builder: (context) => DetailsPage(data)),
);
}
void _showSnackBar(BuildContext context, String title, bool isLiked) {
WidgetsBinding.instance.addPostFrameCallback((_) {
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text(
'You ${isLiked ? 'like!' : 'disliked :('} $title ',
style: const TextStyle(
color: Colors.white,
fontSize: 18,
fontWeight: FontWeight.bold,
),
),
backgroundColor: Colors.black,
duration: const Duration(seconds: 1),
));
});
}}