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переделала все для 4 лабы

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This commit is contained in:
Галина Федоренко 2024-10-17 12:15:47 +04:00
parent 01e1d2f730
commit 7339992573
12 changed files with 352 additions and 171 deletions
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15
flutter_app/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.catching_pokemon,
this.imageUrl,
});
}

6
flutter_app/lib/enums/genre.dart
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@ -1,6 +0,0 @@
enum Genre {
rock,
pop,
jazz,
classical,
}

7
flutter_app/lib/extensions/album_list_extensions.dart
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@ -1,7 +0,0 @@
import '../models/album.dart';
extension AlbumListExtensions on List<Album> {
List<Album> sortByTitle() {
return this..sort((a, b) => a.title.compareTo(b.title));
}
}

63
flutter_app/lib/main.dart
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@ -1,8 +1,6 @@
import 'package:flutter/material.dart';
import 'models/album.dart';
import 'repositories/album_repository.dart';
import 'services/album_service.dart';
import 'widgets/album_card.dart';
import 'presentation/home_page/home_page.dart';
void main() {
runApp(const MyApp());
@ -11,57 +9,20 @@ void main() {
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Music Reviewer',
title: '7 Kingdoms',
theme: ThemeData(
colorScheme: ColorScheme.fromSeed(seedColor: Colors.purpleAccent),
useMaterial3: true
),
home: const MyHomePage(title: 'Music Reviewer'),
);
}
}
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 AlbumRepository _albumRepository = AlbumRepository();
List<Album> _albums = [];
@override
void initState() {
super.initState();
_loadAlbums();
}
Future<void> _loadAlbums() async {
_albums = await fetchAlbums();
setState(() {});
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
backgroundColor: Theme.of(context).colorScheme.inversePrimary,
title: Text(widget.title),
),
body: ListView.builder(
itemCount: _albums.length,
itemBuilder: (context, index) {
final album = _albums[index];
return AlbumCard(album: album);
},
colorScheme: ColorScheme.fromSeed(seedColor: const Color.fromARGB(255, 20, 40, 150)),
useMaterial3: true,
),
darkTheme: ThemeData.dark().copyWith(
colorScheme: ColorScheme.fromSeed(seedColor: const Color.fromARGB(255, 20, 40, 150)),
useMaterial3: true,
),
themeMode: ThemeMode.light, // Можно изменить на ThemeMode.light или ThemeMode.dark
home: const MyHomePage(title: '7 Kingdoms'),
);
}
}

12
flutter_app/lib/models/album.dart
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@ -1,12 +0,0 @@
import 'review.dart';
import '../enums/genre.dart';
class Album {
final String title;
final String artist;
final Genre genre;
final String imageUrl;
final List<Review> reviews = [];
Album(this.title, this.artist, this.genre, this.imageUrl);
}

6
flutter_app/lib/models/review.dart
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@ -1,6 +0,0 @@
class Review {
final String text;
final int rating;
Review(this.text, this.rating);
}

54
flutter_app/lib/presentation/details_page/details_page.dart Normal file
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@ -0,0 +1,54 @@
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: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0), // Добавляем общий отступ слева и справа
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Padding(
padding: const EdgeInsets.only(bottom: 16.0),
child: ClipRRect(
borderRadius: BorderRadius.circular(6.0),
child: Image.network(
data.imageUrl ?? '',
fit: BoxFit.cover,
width: double.infinity,
height: 400.0,
),
),
),
Padding(
padding: const EdgeInsets.only(bottom: 4.0),
child: Text(
data.text,
style: Theme.of(context).textTheme.bodyLarge?.copyWith(
fontSize: 27.0,
fontFamily: 'Times New Roman', // Укажите здесь желаемый шрифт
),
),
),
Text(
data.descriptionText,
style: Theme.of(context).textTheme.bodyLarge?.copyWith(
fontSize: 20.0,
fontFamily: 'Times New Roman', // Укажите здесь желаемый шрифт
),
)
],
),
)
);
}
}

133
flutter_app/lib/presentation/home_page/card.dart Normal file
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@ -0,0 +1,133 @@
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(
onTap: widget.onTap,
child: Container(
margin: const EdgeInsets.all(16),
constraints: const BoxConstraints(minHeight: 140),
decoration: BoxDecoration(
color: Colors.white70,
borderRadius: BorderRadius.circular(20),
border: Border.all(color: Colors.grey.shade200),
boxShadow: [
BoxShadow(
color: Colors.grey.withOpacity(.5),
spreadRadius: 4,
offset: const Offset(0, 5),
blurRadius: 8,
),
],
),
child: IntrinsicHeight(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
ClipRRect(
borderRadius: BorderRadius.circular(15),
child: SizedBox(
height: 250,
width: double.infinity,
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.bodyLarge?.copyWith(
fontSize: 20.0,
fontFamily: 'Times New Roman', // Укажите здесь желаемый шрифт
),
),
],
),
),
),
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.favorite,
color: Colors.redAccent,
key: ValueKey<int>(0),
)
: const Icon(
Icons.favorite_border,
key: ValueKey<int>(1),
),
),
),
),
),
],
),
),
),
);
}
}

138
flutter_app/lib/presentation/home_page/home_page.dart Normal file
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@ -0,0 +1,138 @@
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import '../../domain/models/card.dart';
import '../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 = const Color.fromARGB(255, 71, 82, 149);
@override
void initState() {
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
backgroundColor: _color,
title: Text(widget.title, style: TextStyle(fontFamily: "Times New Roman", color: Colors.white),),
),
body: const Body(),
);
}
}
class Body extends StatelessWidget {
const Body({super.key});
@override
Widget build(BuildContext context) {
final data = [
CardData(
'Daenerys Targaryen',
descriptionText: 'Mother of Dragons',
icon: Icons.favorite,
imageUrl:
'https://thronesapi.com/assets/images/daenerys.jpg',
),
CardData(
'Samwell Tarly',
descriptionText: 'Maester',
icon: Icons.favorite,
imageUrl:
'https://thronesapi.com/assets/images/sam.jpg',
),
CardData(
'Jon Snow',
descriptionText: 'King of the North',
icon: Icons.favorite,
imageUrl:
'https://thronesapi.com/assets/images/jon-snow.jpg',
),
CardData(
'Arya Stark',
descriptionText: 'No One',
icon: Icons.favorite,
imageUrl:
'https://thronesapi.com/assets/images/arya-stark.jpg',
),
CardData(
'Sansa Stark',
descriptionText: 'Lady of Winterfell',
icon: Icons.favorite,
imageUrl:
'https://thronesapi.com/assets/images/sansa-stark.jpeg',
),
CardData(
'Brandon Stark',
descriptionText: 'Lord of Winterfell',
icon: Icons.favorite,
imageUrl:
'https://thronesapi.com/assets/images/bran-stark.jpg',
),
CardData(
'Ned Stark',
descriptionText: 'Lord of Winterfell',
icon: Icons.favorite,
imageUrl:
'https://thronesapi.com/assets/images/ned-stark.jpg',
),
CardData(
'Robert Baratheon',
descriptionText: 'Lord of the Seven Kingdoms',
icon: Icons.favorite,
imageUrl:
'https://thronesapi.com/assets/images/robert-baratheon.jpeg',
),
];
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(
'Вам ${isLiked ? 'понравился персонаж' : 'больше не нравится персонаж'} $title',
style: TextStyle(color: Colors.white),
),
backgroundColor: const Color.fromARGB(255, 71, 82, 149),
duration: const Duration(seconds: 1),
));
});
}
}

20
flutter_app/lib/repositories/album_repository.dart
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@ -1,20 +0,0 @@
import '../models/album.dart';
import '../models/review.dart';
class AlbumRepository {
final List<Album> _albums = [];
void addAlbum(Album album) {
_albums.add(album);
}
void addReview(String albumTitle, Review review) {
final album = _albums.firstWhere((album) => album.title == albumTitle);
album.reviews.add(review);
}
List<Review> getReviews(String albumTitle) {
final album = _albums.firstWhere((album) => album.title == albumTitle);
return album.reviews;
}
}

12
flutter_app/lib/services/album_service.dart
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@ -1,12 +0,0 @@
import 'dart:async';
import '../models/album.dart';
import '../enums/genre.dart';
Future<List<Album>> fetchAlbums() async {
await Future.delayed(Duration(seconds: 2));
return [
Album('The Dark Side of the Moon', 'Pink Floyd', Genre.rock, 'https://upload.wikimedia.org/wikipedia/ru/1/15/The_Dark_Side_of_the_Moon.png'),
Album('Thriller', 'Michael Jackson', Genre.pop, 'https://upload.wikimedia.org/wikipedia/ru/5/59/Thriller_cover.jpg'),
Album('Back in Black', 'AC/DC', Genre.rock, 'https://www.castlerock.ru/upload/iblock/abe/kx6ghd078yfccf5vzaqc19zcv3lt96jc.jpg'),
];
}

57
flutter_app/lib/widgets/album_card.dart
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@ -1,57 +0,0 @@
import 'package:flutter/material.dart';
import '../models/album.dart';
class AlbumCard extends StatelessWidget {
final Album album;
const AlbumCard({super.key, required this.album});
@override
Widget build(BuildContext context) {
return Card(
margin: const EdgeInsets.all(8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Image.network(
album.imageUrl,
width: double.infinity,
height: 150,
fit: BoxFit.cover,
),
Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
album.title,
style: const TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
color: Colors.black,
),
),
Text(
album.artist,
style: const TextStyle(
fontSize: 16,
color: Colors.grey,
),
),
Text(
'${album.reviews.length} reviews',
style: const TextStyle(
fontSize: 14,
fontStyle: FontStyle.italic,
color: Colors.grey,
),
),
],
),
),
],
),
);
}
}