From 8e587c49afbcf01dbae9ecc9b8388c15ccad953e Mon Sep 17 00:00:00 2001 From: Dasha Date: Thu, 14 Nov 2024 12:14:24 +0400 Subject: [PATCH] lab4 --- lib/domain/models/card.dart | 15 ++ lib/main.dart | 154 +----------------- .../details_page/details_page.dart | 37 +++++ lib/presentation/home_page/card.dart | 136 ++++++++++++++++ lib/presentation/home_page/home_page.dart | 106 ++++++++++++ 5 files changed, 295 insertions(+), 153 deletions(-) create mode 100644 lib/domain/models/card.dart create mode 100644 lib/presentation/details_page/details_page.dart create mode 100644 lib/presentation/home_page/card.dart create mode 100644 lib/presentation/home_page/home_page.dart diff --git a/lib/domain/models/card.dart b/lib/domain/models/card.dart new file mode 100644 index 0000000..39e24b7 --- /dev/null +++ b/lib/domain/models/card.dart @@ -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, + }); +} \ No newline at end of file diff --git a/lib/main.dart b/lib/main.dart index 7609c2e..daf0a99 100644 --- a/lib/main.dart +++ b/lib/main.dart @@ -1,4 +1,5 @@ import 'package:flutter/material.dart'; +import 'package:pmu/presentation/home_page/home_page.dart'; void main() { runApp(const MyApp()); @@ -19,157 +20,4 @@ class MyApp extends StatelessWidget { home: const MyHomePage(title: 'Энциклопедия кошек'), ); } -} - -class MyHomePage extends StatefulWidget { - const MyHomePage({super.key, required this.title}); - - final String title; - - @override - State createState() => _MyHomePageState(); -} - -class _MyHomePageState extends State { - final Color _color = Colors.deepPurple.shade300; - - @override - Widget build(BuildContext context) { - return Scaffold( - appBar: AppBar( - backgroundColor: _color, - title: Text(widget.title), - ), - body: const MyWidget(), - ); - } -} - -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, - }); -} - -class MyWidget extends StatelessWidget { - const MyWidget({super.key}); // ключи - -@override - Widget build(BuildContext context) { - final data = [ - _CardData( - 'Абиссинская', - descriptionText: 'Эфиопия', - imageUrl: 'https://ajo-pet.ru/u/ckupload/files/abissinskaya-koshka-sorrel.jpg' - ), - _CardData( - 'Британская', - descriptionText: 'Великобритания', - imageUrl: 'https://zoopt.ru/upload/iblock/ce2/britan.png', - ), - _CardData( - 'Невская Маскарадная', - descriptionText: 'СССР', - imageUrl: 'https://wikipet.ru/wp-content/uploads/2018-10/1539243031_1491312430_nev_mask_info.jpg', - ), - ]; - - return Center( - child: SingleChildScrollView( - child: Column( - mainAxisAlignment: MainAxisAlignment.center, - children: data.map((e) => _Card.fromData(e)).toList(), - ), - ), - ); -} -} - -class _Card extends StatelessWidget { - final String text; - final String descriptionText; - final IconData icon; - final String? imageUrl; - - const _Card(this.text, { - this.icon = Icons.ac_unit_outlined, - required this.descriptionText, - this.imageUrl, - }); - - factory _Card.fromData(_CardData data) => - _Card( - data.text, - descriptionText: data.descriptionText, - icon: data.icon, - imageUrl: data.imageUrl, - ); - - @override - Widget build(BuildContext context) { - return Container( - margin: const EdgeInsets.only(top: 16), - padding: const EdgeInsets.all(16), - decoration: BoxDecoration( - color: Colors.white70, - borderRadius: BorderRadius.circular(20), - border: Border.all(color: Colors.grey), - boxShadow: [ - BoxShadow( - color: Colors.grey.withOpacity(.5), - spreadRadius: 4, - offset: const Offset(0, 5), - blurRadius: 8, - ), - ], - ), - child: Row( - crossAxisAlignment: CrossAxisAlignment.start, - children: [ - ClipRRect( - borderRadius: BorderRadius.circular(20), - child: SizedBox( - height: 140, - width: 140, - child: Image.network( - imageUrl ?? '', - fit: BoxFit.cover, - errorBuilder: (_, __, ___) => const Placeholder(), - ), - ), - ), - Expanded( - child: Padding( - padding: const EdgeInsets.only(left: 8.0), - child: Column( - crossAxisAlignment: CrossAxisAlignment.start, - children: [ - Text( - text, - style: TextStyle(fontSize: 25), - ), - Text( - descriptionText, - style: TextStyle(fontSize: 19), - ), - ], - ), - ), - ), - Padding( - padding: const EdgeInsets.only(left: 8.0), - child: Icon(icon), - ), - ], - ), - ); - } } \ No newline at end of file diff --git a/lib/presentation/details_page/details_page.dart b/lib/presentation/details_page/details_page.dart new file mode 100644 index 0000000..c24f52f --- /dev/null +++ b/lib/presentation/details_page/details_page.dart @@ -0,0 +1,37 @@ +import 'package:flutter/material.dart'; +import 'package:pmu/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: TextStyle(fontSize: 23), + ), + ), + Text( + data.descriptionText, + style: TextStyle(fontSize: 19), + ) + ], + ), + ); + } +} \ No newline at end of file diff --git a/lib/presentation/home_page/card.dart b/lib/presentation/home_page/card.dart new file mode 100644 index 0000000..d041f50 --- /dev/null +++ b/lib/presentation/home_page/card.dart @@ -0,0 +1,136 @@ +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.abc, + 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), + 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: 140, + 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: TextStyle(fontSize: 23), + ), + Text( + widget.descriptionText, + style: TextStyle(fontSize: 19), + ), + ], + ), + ), + ), + 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.purpleAccent, + key: ValueKey(0), + ) + : const Icon( + Icons.favorite_border, + key: ValueKey(1), + ), + ), + ), + ), + ), + ], + ), + ), + ), + ); + } +} \ No newline at end of file diff --git a/lib/presentation/home_page/home_page.dart b/lib/presentation/home_page/home_page.dart new file mode 100644 index 0000000..ddd337c --- /dev/null +++ b/lib/presentation/home_page/home_page.dart @@ -0,0 +1,106 @@ +import 'package:flutter/material.dart'; +import 'package:flutter/cupertino.dart'; +import 'package:pmu/domain/models/card.dart'; +import 'package:pmu/presentation/details_page/details_page.dart'; + +part 'card.dart'; + + +class MyHomePage extends StatefulWidget { + const MyHomePage({super.key, required this.title}); + + final String title; + + @override + State createState() => _MyHomePageState(); +} + +class _MyHomePageState extends State { + final Color _color = Colors.deepPurple.shade300; + + @override + Widget build(BuildContext context) { + return Scaffold( + appBar: AppBar( + backgroundColor: _color, + title: Text(widget.title), + ), + body: const Body(), + ); + } +} + +class Body extends StatelessWidget { + const Body({super.key}); + + @override + Widget build(BuildContext context) { + final data = [ + CardData( + 'Абиссинская', + descriptionText: 'Эфиопия', + icon: Icons.favorite, + imageUrl: 'https://ajo-pet.ru/u/ckupload/files/abissinskaya-koshka-sorrel.jpg' + ), + CardData( + 'Британская', + descriptionText: 'Великобритания', + icon: Icons.ac_unit, + imageUrl: 'https://zoopt.ru/upload/iblock/ce2/britan.png', + ), + CardData( + 'Невская Маскарадная', + descriptionText: 'СССР', + icon: Icons.ac_unit, + imageUrl: 'https://wikipet.ru/wp-content/uploads/2018-10/1539243031_1491312430_nev_mask_info.jpg', + ), + CardData( + 'Персидская', + descriptionText: 'Иран', + imageUrl: 'https://s4.stc.all.kpcdn.net/family/wp-content/uploads/2022/08/top-persidskaya-koshka-960h540.jpg', + ), + CardData( + 'Ангорская', + descriptionText: 'Турция', + imageUrl: 'https://ornella.club/uploads/posts/2023-05/thumbs/1685245234_ornella-club-p-sibirskaya-angorskaya-koshka-krasivo-2.jpg', + ), + ]; + 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: Theme + .of(context) + .textTheme + .bodyLarge, + ), + backgroundColor: Colors.deepPurple.shade600, + duration: const Duration(seconds: 1), + )); + }); + }} \ No newline at end of file