sofia7ya/PIbd-33_Yakobchuk_S.V._PMU
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lab 4 done

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This commit is contained in:
sofia7ya 2024-12-10 00:45:38 +04:00
parent 61dbd23920
commit 3604a5d5a4
5 changed files with 239 additions and 137 deletions
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15
lib/domain/models/card.dart Normal file
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@ -0,0 +1,15 @@
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.ac_unit_outlined,
this.imageUrl,
});
}

4
lib/main.dart
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@ -16,7 +16,7 @@ class MyApp extends StatelessWidget {
colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
useMaterial3: true,
),
home: const MyHomePage(title: 'Yackobchuk S.V.'),
home: const MyHomePage(title: 'The coolest hamsters on earth ^^'),
);
}
}
}

37
lib/presentation/details_page/details_page.dart Normal file
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@ -0,0 +1,37 @@
import 'package:flutter/material.dart';
import 'package:flutter_labs/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),
child: Text(
data.text,
style: Theme.of(context).textTheme.headlineLarge,
),
),
Text(
data.descriptionText,
style: Theme.of(context).textTheme.bodyLarge,
)
],
),
);
}
}

170
lib/presentation/home_page/card.dart
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@ -1,39 +1,159 @@
part of 'home_page.dart';
class _CardData{
final String text;
final String descriptionText;
final IconData icon;
final String? imageUrl;
_CardData(
this.text, {
required this.descriptionText,
this.icon= Icons.ac_unit_outlined,
this.imageUrl,
});
}
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.ac_unit_outlined,
required this.descriptionText,
this.imageUrl,
});
this.text, {
this.icon = Icons.ac_unit_outlined,
required this.descriptionText,
this.imageUrl,
this.onLike,
this.onTap,
});
factory _Card.fromData(_CardData data) => _Card(
data.text,
descriptionText: data.descriptionText,
icon: data.icon,
imageUrl: data.imageUrl,
);
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(
onTap: widget.onTap,
child: Container(
margin: const EdgeInsets.all(16),
constraints: const BoxConstraints(minHeight: 140),
decoration: BoxDecoration(
color: Colors.white70,
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: [
ClipRRect(
borderRadius: const BorderRadius.only(
bottomLeft: Radius.circular(20),
topLeft: Radius.circular(20),
),
child: SizedBox(
height: double.infinity,
width: 120,
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(
'скидок нет',
style: Theme.of(context)
.textTheme
.bodyMedium
?.copyWith(color: Colors.black),
),
),
),
],
),
),
),
Expanded(
child: Padding(
padding: const EdgeInsets.only(left: 16.0),
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(microseconds: 200),
child: isLiked
? const Icon(
Icons.favorite,
color: Colors.redAccent,
key: ValueKey<int>(0),
)
: const Icon(
Icons.favorite_border,
key: ValueKey<int>(1),
),
),
),
),
)
],
),
),
),
);
}
}

150
lib/presentation/home_page/home_page.dart
View File

@ -1,4 +1,7 @@
import 'package:flutter/material.dart';
import 'package:flutter_labs/presentation/details_page/details_page.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter_labs/domain/models/card.dart';
part 'card.dart';
@ -32,130 +35,57 @@ class Body extends StatelessWidget {
@override
Widget build(BuildContext context) {
final data = [
_CardData(
'mouse',
CardData('mouse',
descriptionText: 'hahaha',
icon: Icons.abc,
imageUrl:
'https://sun34-1.userapi.com/impg/_DLT-op0LbBdgh5h-ILvC7IMDY5kbLR349v7vA/tX7vtk6mNlA.jpg?size=736x736&quality=96&sign=47f2b0f63bf249c62f4498fb637695d5&type=album'
),
_CardData(
'mouse2',
'https://sun34-1.userapi.com/impg/_DLT-op0LbBdgh5h-ILvC7IMDY5kbLR349v7vA/tX7vtk6mNlA.jpg?size=736x736&quality=96&sign=47f2b0f63bf249c62f4498fb637695d5&type=album'),
CardData('mouse2',
descriptionText: 'ahahaha',
icon: Icons.access_alarm_outlined,
imageUrl:
'https://sun165-1.userapi.com/impg/EVLbaLilqr8xw5tsqZLQQb6DSYrdKo7Q9sYSsw/H4FRwyMR6Ec.jpg?size=1280x960&quality=96&sign=f606e4ae3d1ccd27917cd1ffa6d91e58&type=album'
),
_CardData(
'mouse3',
'https://sun165-1.userapi.com/impg/EVLbaLilqr8xw5tsqZLQQb6DSYrdKo7Q9sYSsw/H4FRwyMR6Ec.jpg?size=1280x960&quality=96&sign=f606e4ae3d1ccd27917cd1ffa6d91e58&type=album'),
CardData('mouse3',
descriptionText: 'eeee',
icon: Icons.access_alarm_rounded,
imageUrl:
'https://sun165-1.userapi.com/impg/Jxmp-zwq--f7KagZ6HuImLY7HrgQo-kyP1xhmw/JejdXP88_VE.jpg?size=736x981&quality=96&sign=5597f4d123422be17118ff4b1f570a9d&type=album'
),
'https://sun165-1.userapi.com/impg/Jxmp-zwq--f7KagZ6HuImLY7HrgQo-kyP1xhmw/JejdXP88_VE.jpg?size=736x981&quality=96&sign=5597f4d123422be17118ff4b1f570a9d&type=album'),
];
return Center(
child: SingleChildScrollView(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: data.map((e) => _Card.fromData(e)).toList(),
)
),
);
}
}
class _CardState extends State<_Card> {
bool isLiked = false;
@override
Widget build(BuildContext context) {
return Container(
margin: const EdgeInsets.all(16),
constraints: const BoxConstraints(minHeight: 140),
decoration: BoxDecoration(
color: Colors.white70,
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: [
ClipRRect(
borderRadius: const BorderRadius.only(
bottomLeft: Radius.circular(20),
topLeft: Radius.circular(20),
),
child: SizedBox(
height: double.infinity,
width: 120,
child: Image.network(
widget.imageUrl ?? '',
fit: BoxFit.cover,
errorBuilder: (_, __, ___) => const Placeholder(),
),
),
),
Expanded (
child: Padding(
padding: const EdgeInsets.only(left: 16.0),
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;
});
},
child: AnimatedSwitcher(
duration: const Duration(microseconds: 200),
child: isLiked
? const Icon(
Icons.favorite,
color: Colors.redAccent,
key: ValueKey<int>(0),
)
: const Icon(
Icons.favorite_border,
key: ValueKey<int>(1),
),
),
),
),
)
],
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(
'Cute hamster $title ${isLiked ? 'liked!' : 'disliked :('}',
style: Theme.of(context).textTheme.bodyLarge,
),
backgroundColor: Colors.orangeAccent,
duration: const Duration(seconds: 1),
));
});
}
}