2024-09-09 23:59:15 +04:00
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import 'package:flutter/material.dart';
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void main() {
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runApp(const MyApp());
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}
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class MyApp extends StatelessWidget {
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const MyApp({super.key});
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2024-10-02 22:44:53 +04:00
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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title: 'Flutter Demo',
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debugShowCheckedModeBanner: false,
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home: const MyHomePage(title: 'Чернышев Георгий Янович'),
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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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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: Color.fromARGB(255, 46, 65, 80),
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appBar: AppBar(
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backgroundColor: Color.fromARGB(255, 56, 90, 128),
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title: Text(
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widget.title,
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style:
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const TextStyle(color: Colors.white, fontWeight: FontWeight.bold),
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),
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),
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body: Container(
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//симметричный боковой отступ от границ экрана
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margin: const EdgeInsets.symmetric(horizontal: 15.0),
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child: const GameWidget(),
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),
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);
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}
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}
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class GameWidget extends StatelessWidget {
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const GameWidget({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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_GameData(
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name: 'Late Shift',
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price: 399,
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image:
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'https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/584980/capsule_616x353.jpg?t=1697110140'),
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_GameData(
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name: 'Dark Nights with Poe & Munro',
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price: 450,
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image:
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'https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/1098170/capsule_616x353.jpg?t=1725541685'),
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_GameData(
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name: 'Неизвестная игра',
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price: 999,
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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: Column(
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children: data.map((e) => _GameCard.fromData(e)).toList())
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)
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);
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}
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}
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class _GameData {
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final String name;
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final int price;
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final String? image;
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_GameData({
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required this.name,
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required this.price,
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this.image='https://parpol.ru/wp-content/uploads/2019/09/placeholder.png'});
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}
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class _GameCard extends StatelessWidget {
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final String name;
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final int price;
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final String? image;
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//обычный конструктор
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const _GameCard({
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super.key,
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required this.name,
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required this.price,
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this.image,
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});
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//именованный конструктор
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factory _GameCard.fromData(_GameData data) => _GameCard(
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name: data.name,
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price: data.price,
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image: data.image);
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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: 10, bottom: 10),
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: const Color.fromARGB(255, 56, 90, 128),
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borderRadius: BorderRadius.circular(5),
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),
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child:
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Column(
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//Выравнивание по середине
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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SizedBox(
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height: 200,
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width: MediaQuery.of(context).size.width,
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child: Image.network(image ?? '',
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fit: BoxFit.fill,
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errorBuilder: (_, __, ___) => const Placeholder()),
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),
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// Название игры
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Text(
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name,
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style: const TextStyle(
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color: Colors.white,
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fontWeight: FontWeight.bold,
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fontSize: 32,
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),
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textAlign: TextAlign.center,
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// softWrap: true,
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),
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// Цена игры
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Text(
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'$price руб.',
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style: const TextStyle(
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color: Colors.white,
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fontWeight: FontWeight.bold,
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fontSize: 24,
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),
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//softWrap: true,
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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 Game extends Object {
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// final String name;
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// final int price;
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// final GameType type; //жанр игры
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// final String? description;
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//
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// @override
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// bool operator ==(Object other) {
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// if (other is Game) {
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// return this.name == other.name;
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// }
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// return false;
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// }
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//
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// //стандартный конструктор с именованными параметрами
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// Game(
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// {required this.name,
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// required this.price,
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// required this.type,
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// this.description});
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//
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// //именованный конструктор с примером игры
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// Game.exampleLateShift()
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// : name = 'Late Shift',
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// price = 200,
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// type = GameType.FMV,
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// description = null;
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//
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// void printInfo() {
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// print('''
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// Игра: $name
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// Жанр: ${GameTypeNames[type]}
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// Цена: $price руб. ''');
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// if (description != null) {
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// print('Описание: $description');
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// }
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// }
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//
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// //асинхронный метод - иммитация скачивания
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// Future<void> download() async {
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// print('Начало загрузки игры $name');
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// var rand = Random();
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// int time = rand.nextInt(10000) + 100;
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// //асинхронность (Future), анонимная функция (Anonymous function)
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// await Future.delayed(
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// Duration(milliseconds: time), () => print("Игра $name загружена"));
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// }
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// }
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//
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// enum GameType { FMV, Shooter, Strategy, Horror }
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//
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// //Названия жанров на русском
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// const Map<GameType, String> GameTypeNames = {
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// GameType.FMV: "FMV",
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// GameType.Shooter: "Шутер",
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// GameType.Strategy: "Стратегия",
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// GameType.Horror: "Хоррор"
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// };
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//
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// void availableTypesRus() => printMapValues(GameTypeNames);
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//
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// //цикл (loop) + generic (хз, куда ещё их можно)
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// void printMapValues<T, U>(Map<T, U> map) {
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// for (var val in map.values) {
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// print(val);
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// }
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// }
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//
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// extension GameTypeRus on GameType {
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// String get rusName {
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// switch (this) {
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// case GameType.FMV:
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// return 'FMV';
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// case GameType.Shooter:
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// return 'Шутер';
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// case GameType.Strategy:
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// return 'Стратегия';
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// case GameType.Horror:
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// return 'Хоррор';
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// }
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// }
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// }
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