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Language Support #4

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1be792f
Added Language Support
bahadirtrkalioglu Apr 21, 2023
44ffeb0
Update pubspec.yaml
bahadirtrkalioglu Apr 21, 2023
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241 changes: 189 additions & 52 deletions lib/main.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -2,118 +2,243 @@ import 'dart:convert';

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';

import 'package:translator/translator.dart';

const kRowCount = 10;

const kContentSize = 64.0;
const kGutterWidth = 2.0;

const kGutterInset = EdgeInsets.all(kGutterWidth);

List<String> languages = ['English', 'Türkçe', 'Deutsch', 'Español', 'Français','عربي', 'हिंदी'];
String selectedLanguage = 'English';

void main() {
WidgetsFlutterBinding.ensureInitialized();
final gridList = rootBundle.loadString('assets/elementsGrid.json')
final gridList = rootBundle
.loadString('assets/elementsGrid.json')
.then((source) => jsonDecode(source)['elements'] as List)
.then((list) => list.map((json) => json != null ? ElementData.fromJson(json) : null).toList());
.then((list) => list
.map((json) => json != null ? ElementData.fromJson(json) : null)
.toList());

runApp(ElementsApp(gridList));
}


class ElementData {

final String name, category, symbol, extract, source, atomicWeight;
final int number;
final List<Color> colors;

ElementData.fromJson(Map<String, dynamic> json)
: name = json['name'], category = json['category'], symbol = json['symbol'],
extract = json['extract'], source = json['source'],
atomicWeight = json['atomic_weight'], number = json['number'],
: name = json['name'],
category = json['category'],
symbol = json['symbol'],
extract = json['extract'],
source = json['source'],
atomicWeight = json['atomic_weight'],
number = json['number'],
colors = (json['colors'] as List).map((value) => Color(value)).toList();
}


class ElementsApp extends StatelessWidget {
ElementsApp(this.gridList);

final Future<List<ElementData>> gridList;
final Future<List<ElementData?>> gridList;

@override
Widget build(BuildContext context) {
final theme = ThemeData(
brightness: Brightness.dark,
accentColor: Colors.grey,

textTheme: Typography.whiteMountainView.apply(fontFamily: 'Roboto Condensed'),
primaryTextTheme: Typography.whiteMountainView.apply(fontFamily: 'Share Tech Mono'),
textTheme:
Typography.whiteMountainView.apply(fontFamily: 'Roboto Condensed'),
primaryTextTheme:
Typography.whiteMountainView.apply(fontFamily: 'Share Tech Mono'),
);

return MaterialApp(title: 'Elements', theme: theme, home: TablePage(gridList));
return MaterialApp(
title: 'Elements',
theme: theme,
home: TablePage(gridList),
debugShowCheckedModeBanner: false,
);
}
}

class TablePage extends StatelessWidget {
class TablePage extends StatefulWidget {
TablePage(this.gridList);

final Future<List<ElementData>> gridList;
final Future<List<ElementData?>> gridList;

@override
State<TablePage> createState() => _TablePageState();
}

class _TablePageState extends State<TablePage> {

void selectLanguage(String language) {
setState(() {
selectedLanguage = language;
});
}

@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.blueGrey[900],
appBar: AppBar(title: Text('Elements'), centerTitle: true, backgroundColor: Colors.blueGrey[800]),
appBar: AppBar(
title: Text(
'Elements',
style: TextStyle(fontFamily: "Share Tech Mono"),
),
centerTitle: true,
backgroundColor: Colors.blueGrey[800],
actions: [
PopupMenuButton<String>(
icon: Icon(Icons.language),
itemBuilder: (BuildContext context) {
return languages.map((String language) {
return PopupMenuItem<String>(
value: language,
child: Text(language),
);
}).toList();
},
onSelected: selectLanguage,
),
],
),
body: FutureBuilder(
future: gridList,
builder: (_, snapshot) => snapshot.hasData ? _buildTable(snapshot.data)
future: widget.gridList,
builder: (_, snapshot) => snapshot.hasData
? _buildTable(snapshot.data)
: Center(child: CircularProgressIndicator()),
),
);
}

Widget _buildTable(List<ElementData> elements) {
final tiles = elements.map((element) => element != null ? ElementTile(element)
: Container(color: Colors.black38, margin: kGutterInset)).toList();
Widget _buildTable(List<ElementData?>? elements) {
final tiles = elements!
.map((element) => element != null
? ElementTile(element)
: Container(color: Colors.black38, margin: kGutterInset))
.toList();

return SingleChildScrollView(
child: SizedBox(height: kRowCount * (kContentSize + (kGutterWidth * 2)),
child: GridView.count(crossAxisCount: kRowCount, children: tiles,
scrollDirection: Axis.horizontal,),),);
child: SizedBox(
height: kRowCount * (kContentSize + (kGutterWidth * 2)),
child: GridView.count(
crossAxisCount: kRowCount,
children: tiles,
scrollDirection: Axis.horizontal,
),
),
);
}
}

class DetailPage extends StatelessWidget {
class DetailPage extends StatefulWidget {
DetailPage(this.element);

final ElementData element;

@override
State<DetailPage> createState() => _DetailPageState();
}

class _DetailPageState extends State<DetailPage> {
GoogleTranslator translator = GoogleTranslator();
var atomic = 'Atomic Weight';

@override
Widget build(BuildContext context) {
final listItems = <Widget>[
ListTile(leading: Icon(Icons.category), title : Text(element.category.toUpperCase())),
ListTile(leading: Icon(Icons.info), title : Text(element.extract),
subtitle: Text(element.source),),
ListTile(leading: Icon(Icons.fiber_smart_record), title: Text(element.atomicWeight),
subtitle: Text('Atomic Weight'),),
var theExtract = widget.element.extract;
var theCategory = widget.element.category.toUpperCase();

var listItems = <Widget>[
ListTile(leading: Icon(Icons.category), title: Text(theCategory)),
ListTile(
leading: Icon(Icons.info),
title: Text(theExtract),
subtitle: Text(widget.element.source),
),
ListTile(
leading: Icon(Icons.fiber_smart_record),
title: Text(widget.element.atomicWeight),
subtitle: Text(atomic),
),
].expand((widget) => [widget, Divider()]).toList();

return Scaffold(
backgroundColor: Color.lerp(Colors.grey[850], element.colors[0], 0.07),
Future<List<String>> translateAll(String language) async {
var theExtract = widget.element.extract;
var theCategory = widget.element.category.toUpperCase();
var atomic = 'Atomic Weight';

var results = await Future.wait([
translator
.translate(theExtract, to: language)
.then((value) => value.toString()),
translator
.translate(theCategory, to: language)
.then((value) => value.toString()),
translator
.translate(atomic, to: language)
.then((value) => value.toString()),
]);

return results;
}

return Scaffold(
backgroundColor:
Color.lerp(Colors.grey[850], widget.element.colors[0], 0.07),
appBar: AppBar(
backgroundColor: Color.lerp(Colors.grey[850], element.colors[1], 0.2),
bottom: ElementTile(element, isLarge: true),),

body: ListView(padding: EdgeInsets.only(top: 24.0), children: listItems),
backgroundColor:
Color.lerp(Colors.grey[850], widget.element.colors[1], 0.2),
bottom: ElementTile(widget.element, isLarge: true),),
body: FutureBuilder<List<String>>(
future: translateAll(selectedLanguage == "English" ? "en": selectedLanguage == "Türkçe" ? "tr": selectedLanguage == "Deutsch" ? "de": selectedLanguage == "عربي" ? "ar": selectedLanguage == "हिंदी" ? "hi": selectedLanguage == "Español" ? "es": selectedLanguage=="Français" ? "fr": "en"),
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.waiting) {
return Center(
child: CircularProgressIndicator(
color: Colors.orangeAccent,
));
} else if (snapshot.hasError) {
return Text('Error: ${snapshot.error}');
} else {
var translatedExtract = snapshot.data![0];
var translatedCategory = snapshot.data![1];
var translatedAtomic = snapshot.data![2];

var listItems = <Widget>[
ListTile(
leading: Icon(Icons.category),
title: Text(translatedCategory)),
ListTile(
leading: Icon(Icons.info),
title: Text(translatedExtract),
subtitle: Text(widget.element.source),
),
ListTile(
leading: Icon(Icons.fiber_smart_record),
title: Text(widget.element.atomicWeight),
subtitle: Text(translatedAtomic),
),
].expand((widget) => [widget, Divider()]).toList();

return ListView(
padding: EdgeInsets.only(top: 24.0), children: listItems);
}
},
),
);
}
}


class ElementTile extends StatelessWidget implements PreferredSizeWidget {
const ElementTile(this.element, { this.isLarge = false });
const ElementTile(this.element, {this.isLarge = false});

final ElementData element;
final bool isLarge;
Expand All @@ -123,11 +248,18 @@ class ElementTile extends StatelessWidget implements PreferredSizeWidget {
@override
Widget build(BuildContext context) {
final tileText = <Widget>[
Align(alignment: AlignmentDirectional.centerStart,
child: Text('${element.number}', style: TextStyle(fontSize: 10.0)),),
Text(element.symbol, style: Theme.of(context).primaryTextTheme.headline),
Text(element.name, maxLines: 1, overflow: TextOverflow.ellipsis,
textScaleFactor: isLarge ? 0.65 : 1,),
Align(
alignment: AlignmentDirectional.centerStart,
child: Text('${element.number}', style: TextStyle(fontSize: 10.0)),
),
Text(element.symbol,
style: Theme.of(context).primaryTextTheme.headlineSmall),
Text(
element.name,
maxLines: 1,
overflow: TextOverflow.ellipsis,
textScaleFactor: isLarge ? 0.65 : 1,
),
];

final tile = Container(
Expand All @@ -136,21 +268,26 @@ class ElementTile extends StatelessWidget implements PreferredSizeWidget {
height: kContentSize,
foregroundDecoration: BoxDecoration(
gradient: LinearGradient(colors: element.colors),
backgroundBlendMode: BlendMode.multiply,),
backgroundBlendMode: BlendMode.multiply,
),
child: RawMaterialButton(
onPressed: !isLarge ? () => Navigator.push(context,
MaterialPageRoute(builder: (_) => DetailPage(element))) : null,
onPressed: !isLarge
? () => Navigator.push(
context, MaterialPageRoute(builder: (_) => DetailPage(element)))
: null,
fillColor: Colors.grey[800],
disabledElevation: 10.0,
padding: kGutterInset * 2.0,
child: Column(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: tileText),
child: Column(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: tileText),
),
);

return Hero(
tag: 'hero-${element.symbol}',
flightShuttleBuilder: (_, anim, __, ___, ____) =>
ScaleTransition(scale: anim.drive(Tween(begin: 1, end: 1.75)), child: tile),
flightShuttleBuilder: (_, anim, __, ___, ____) => ScaleTransition(
scale: anim.drive(Tween(begin: 1, end: 1.75)), child: tile),
child: Transform.scale(scale: isLarge ? 1.75 : 1, child: tile),
);
}
Expand Down
5 changes: 3 additions & 2 deletions pubspec.yaml
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,8 @@ dependencies:
sdk: flutter

cupertino_icons: ^0.1.2
http: ^0.12.0+1
http: ^0.13.5
translator: ^0.1.7

dev_dependencies:
flutter_test:
Expand Down Expand Up @@ -45,4 +46,4 @@ flutter_icons:
image_path_android: "assets/launcher_icons/launcher_android.png"
image_path_ios: "assets/launcher_icons/launcher_ios.png"
adaptive_icon_foreground: "assets/launcher_icons/launcher_adaptive_foreground.png"
adaptive_icon_background: "assets/launcher_icons/launcher_adaptive_background.png"
adaptive_icon_background: "assets/launcher_icons/launcher_adaptive_background.png"