feat(lab4): do lab4
This commit is contained in:
parent
40206d942b
commit
bb580ae7f6
15
lib/domain/models/card.dart
Normal file
15
lib/domain/models/card.dart
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@ -0,0 +1,15 @@
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import 'package:flutter/material.dart';
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class CardData {
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final String text;
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final String description;
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final IconData icon;
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final String? imageUrl;
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CardData(
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this.text, {
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required this.description,
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this.icon = Icons.icecream,
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this.imageUrl,
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});
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}
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164
lib/main.dart
164
lib/main.dart
@ -1,4 +1,5 @@
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import 'package:flutter/material.dart';
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import 'package:mdp_pi_33_zakharov/presentation/home_page/home_page.dart';
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void main() {
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runApp(const MyApp());
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@ -19,166 +20,3 @@ class MyApp extends StatelessWidget {
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);
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}
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}
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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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State<MyHomePage> createState() => _MyHomePageState();
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}
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class _MyHomePageState extends State<MyHomePage> {
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final Color _color = Colors.redAccent;
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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: _color,
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title: Text(widget.title),
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),
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body: const Center(
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child: MyWidget()
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),
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);
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}
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}
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class MyWidget extends StatelessWidget {
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const MyWidget({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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'Oh?',
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description: 'pain',
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icon: Icons.add_box,
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imageUrl: 'https://www.thespruceeats.com/thmb/QjCQ4RTjmnhrovGkuJWzZCXYFX8=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/GettyImages-90053856-588b7aff5f9b5874ee534b04.jpg',
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),
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_CardData(
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'Freeze?',
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description: 'suffering',
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icon: Icons.ac_unit_sharp,
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imageUrl: 'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTwgAMeszx47tsBuUK20XIByglQcnAZCOEQJw&s',
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),
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_CardData(
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'Hi?',
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description: 'horror',
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icon: Icons.access_alarms,
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imageUrl: 'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRsya6wSRjwvxaWlZEKn0U7gW6F2PWI54D6hw&s',
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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: Padding(
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padding: const EdgeInsets.all(8.0),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: data.map((_CardData x) => _Card.fromData(x)).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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}
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class _CardData {
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final String text;
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final String description;
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final IconData icon;
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final String? imageUrl;
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_CardData(this.text, {
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required this.description,
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this.icon = Icons.icecream,
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this.imageUrl,
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});
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}
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class _Card extends StatelessWidget {
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final String text;
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final String description;
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final IconData icon;
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final String? imageUrl;
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const _Card(this.text, {
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required this.description,
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this.icon = Icons.icecream,
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this.imageUrl,
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});
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factory _Card.fromData(_CardData data) => _Card(
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data.text,
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description: data.description,
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icon: data.icon,
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imageUrl: data.imageUrl,
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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.only(top: 16),
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Colors.orangeAccent,
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borderRadius: BorderRadius.circular(20),
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border: Border.all(
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color: Colors.redAccent,
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width: 4,
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),
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boxShadow: [
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BoxShadow(
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color: Colors.redAccent.withOpacity(.6),
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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: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisAlignment: MainAxisAlignment.start,
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children: [
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ClipRRect(
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borderRadius: BorderRadius.circular(20),
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child: SizedBox(
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height: 140,
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width: 100,
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child: Image.network(
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fit: BoxFit.cover,
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imageUrl ?? '',
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errorBuilder: (_, __, ___) => const Placeholder(),
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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.all(8.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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text,
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style: Theme.of(context).textTheme.headlineLarge,
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),
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Text(
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description,
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style: Theme.of(context).textTheme.bodyLarge,
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),
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],
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),
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),
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),
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: Icon(icon),
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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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36
lib/presentation/details_page/details_page.dart
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36
lib/presentation/details_page/details_page.dart
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@ -0,0 +1,36 @@
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import 'package:flutter/material.dart';
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import '../../domain/models/card.dart';
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class DetailsPage extends StatelessWidget {
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final CardData data;
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const DetailsPage(this.data, {super.key});
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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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body: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Padding(
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padding: const EdgeInsets.only(bottom: 16.0),
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child: Image.network(
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data.imageUrl ?? '',
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),
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),
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Padding(
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padding: const EdgeInsets.only(bottom: 4.0),
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child: Text(
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data.text,
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style: Theme.of(context).textTheme.headlineLarge,
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),
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),
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Text(
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data.description,
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style: Theme.of(context).textTheme.bodyLarge,
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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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165
lib/presentation/home_page/card.dart
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165
lib/presentation/home_page/card.dart
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@ -0,0 +1,165 @@
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part of 'home_page.dart';
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typedef OnLikeCallback = void Function(String title, bool isLiked);
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class _Card extends StatefulWidget {
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final String text;
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final String description;
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final IconData icon;
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final String? imageUrl;
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final OnLikeCallback? onLike;
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final VoidCallback? onTap;
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const _Card(
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this.text, {
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required this.description,
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this.icon = Icons.icecream,
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this.imageUrl,
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this.onLike,
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this.onTap,
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});
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factory _Card.fromData(
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CardData data, {
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OnLikeCallback? onLike,
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VoidCallback? onTap,
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}) =>
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_Card(
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data.text,
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description: data.description,
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icon: data.icon,
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imageUrl: data.imageUrl,
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onLike: onLike,
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onTap: onTap,
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);
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@override
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State<_Card> createState() => _CardState();
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}
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class _CardState extends State<_Card> {
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bool isLiked = false;
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@override
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Widget build(BuildContext context) {
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return GestureDetector(
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onTap: widget.onTap,
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child: Container(
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margin: const EdgeInsets.only(top: 16),
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constraints: const BoxConstraints(minHeight: 140),
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decoration: BoxDecoration(
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color: Colors.orangeAccent,
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borderRadius: BorderRadius.circular(20),
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border: Border.all(
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color: Colors.redAccent,
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width: 4,
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),
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boxShadow: [
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BoxShadow(
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color: Colors.redAccent.withOpacity(.6),
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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: IntrinsicHeight(
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisAlignment: MainAxisAlignment.start,
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children: [
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ClipRRect(
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borderRadius: const BorderRadius.only(
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bottomLeft: Radius.circular(20),
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topLeft: Radius.circular(20),
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),
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child: SizedBox(
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height: double.infinity,
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width: 100,
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child: Stack(
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children: [
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Positioned.fill(
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child: Image.network(
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fit: BoxFit.cover,
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widget.imageUrl ?? '',
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errorBuilder: (_, __, ___) => const Placeholder(),
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),
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),
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Align(
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alignment: Alignment.bottomLeft,
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child: Container(
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decoration: const BoxDecoration(
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color: Colors.orangeAccent,
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borderRadius: BorderRadius.only(
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topRight: Radius.circular(20),
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),
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),
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padding: const EdgeInsets.fromLTRB(8, 2, 8, 2),
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child: Text(
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'скидка 20%',
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style: Theme.of(context)
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.textTheme
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.bodyMedium
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?.copyWith(color: Colors.black),
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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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Expanded(
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child: Padding(
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padding: const EdgeInsets.all(8.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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widget.text,
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style: Theme.of(context).textTheme.headlineLarge,
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),
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Text(
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widget.description,
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style: Theme.of(context).textTheme.bodyLarge,
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),
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],
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),
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),
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),
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Align(
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alignment: Alignment.bottomRight,
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child: Padding(
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padding: const EdgeInsets.only(
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left: 8,
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right: 16,
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bottom: 16,
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),
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child: GestureDetector(
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onTap: () {
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setState(() {
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isLiked = !isLiked;
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});
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widget.onLike?.call(widget.text, isLiked);
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},
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child: AnimatedSwitcher(
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duration: const Duration(milliseconds: 300),
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child: isLiked
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? const Icon(
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color: Colors.redAccent,
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Icons.favorite,
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key: ValueKey(0),
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)
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: const Icon(
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Icons.favorite_border,
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key: ValueKey(1),
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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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),
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);
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}
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}
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100
lib/presentation/home_page/home_page.dart
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100
lib/presentation/home_page/home_page.dart
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@ -0,0 +1,100 @@
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import '../../domain/models/card.dart';
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import '../details_page/details_page.dart';
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part 'card.dart';
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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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State<MyHomePage> createState() => _MyHomePageState();
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}
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class _MyHomePageState extends State<MyHomePage> {
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final Color _color = Colors.redAccent;
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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: _color,
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title: Text(widget.title),
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),
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body: const Center(child: Body()),
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);
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}
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}
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class Body extends StatelessWidget {
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const Body({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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'Oh?',
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description: 'pain',
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icon: Icons.add_box,
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imageUrl:
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'https://www.thespruceeats.com/thmb/QjCQ4RTjmnhrovGkuJWzZCXYFX8=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/GettyImages-90053856-588b7aff5f9b5874ee534b04.jpg',
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),
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CardData(
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'Freeze?',
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description: 'suffering',
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icon: Icons.ac_unit_sharp,
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imageUrl:
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'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTwgAMeszx47tsBuUK20XIByglQcnAZCOEQJw&s',
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),
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CardData(
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'Hi?',
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description: 'horror',
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icon: Icons.access_alarms,
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imageUrl:
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'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRsya6wSRjwvxaWlZEKn0U7gW6F2PWI54D6hw&s',
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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: Padding(
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padding: const EdgeInsets.all(8.0),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: data
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.map((CardData data) => _Card.fromData(
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data,
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onLike: (String title, bool isLiked) =>
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_showSnackBar(context, title, isLiked),
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onTap: () => _navToDetails(context, data),
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))
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.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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void _showSnackBar(BuildContext context, String title, bool isLiked) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(
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content: Text(
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'Ice cream $title ${isLiked ? 'liked!' : 'disliked :('}',
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style: Theme.of(context).textTheme.bodyLarge,
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),
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backgroundColor: Colors.orangeAccent,
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duration: const Duration(seconds: 1),
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));
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});
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}
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void _navToDetails(BuildContext context, CardData data) {
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Navigator.push(
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context,
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CupertinoPageRoute(builder: (context) => DetailsPage(data)),
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);
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}
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}
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