brahimman/provider_state_management
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brahim man
2022-08-22 19:18:37 +07:00
commit 01b0830f65
89 changed files with 2935 additions and 0 deletions
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29
lib/main.dart Normal file
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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:provider_state/ui/favorite_screen.dart';
import 'package:provider_state/ui/myapp.dart';
import 'package:provider_state/wrapper/multiprovider.dart';
void main() {
runApp(MultiProvider(
providers: WrapperProvider.wrapperList, child: const MyApp()));
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return MaterialApp(
debugShowCheckedModeBanner: false,
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
initialRoute: '/',
routes: {
'/': (context) => const HomeScreen(),
},
);
}
}

34
lib/model/products.dart Normal file
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class ProductModel {
final String? id;
final String? name;
bool select;
ProductModel({this.id, this.name, this.select = false});
static List<ProductModel> person = [
ProductModel(
id: '0001',
name: 'brahim',
),
ProductModel(
id: '0002',
name: 'Bong Tharoth',
),
ProductModel(
id: '0003',
name: 'B Sambo',
),
ProductModel(
id: '0004',
name: 'Bong MengSreang',
),
ProductModel(
id: '0005',
name: 'brahim',
),
];
void setSelected() {
select = !select;
}
}

26
lib/provider/card.dart Normal file
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import 'package:flutter/material.dart';
import 'package:provider_state/model/products.dart';
class CardProvider extends ChangeNotifier {
int count = 0;
List<ProductModel> localStorage = [];
bool get isLocal => localStorage.isNotEmpty;
void increase() {
count++;
notifyListeners();
}
void addCard(ProductModel data) {
if (data.select != true) {
data.setSelected();
localStorage.add(data);
notifyListeners();
} else {
data.setSelected();
localStorage.remove(data);
notifyListeners();
}
}
}

32
lib/ui/drawer_sidbar/sidbar_profile.dart Normal file
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import 'package:flutter/material.dart';
class SidBarProfile extends StatelessWidget {
const SidBarProfile({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Drawer(
child: ListView(
children: [
DrawerHeader(
decoration: const BoxDecoration(
color: Colors.pinkAccent,
),
child: Column(
mainAxisSize: MainAxisSize.min,
mainAxisAlignment: MainAxisAlignment.start,
children: const [
CircleAvatar(
radius: 50,
backgroundImage: NetworkImage('https://i2-prod.manchestereveningnews.co.uk/incoming/article17511268.ece/ALTERNATES/s615/0_GettyImages-1141569167.jpg'),
),
SizedBox(height: 10.0,),
Text("Mr Brahim Man")
],
),
),
],
),
);
}
}

57
lib/ui/favorite_screen.dart Normal file
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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:provider_state/model/products.dart';
import '../provider/card.dart';
class FavoriteScreen extends StatelessWidget {
List<ProductModel> favoriteList;
FavoriteScreen({Key? key, required this.favoriteList}) : super(key: key);
@override
Widget build(BuildContext context) {
var obj = Provider.of<CardProvider>(context);
return Scaffold(
appBar: AppBar(
backgroundColor: Colors.pinkAccent,
),
body: ListView.separated(
itemCount: favoriteList.length,
separatorBuilder: (context, index) =>
const Divider(color: Colors.red, thickness: 1.0),
itemBuilder: (context, index) {
final data = favoriteList[index];
return InkWell(
onTap: () => obj.addCard(data),
child: Container(
padding: const EdgeInsets.all(10.0),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Column(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(data.id.toString()),
const SizedBox(
height: 10.0,
),
Text(data.name.toString()),
],
),
data.select
? const Icon(
Icons.done,
color: Colors.blue,
)
: const SizedBox.shrink()
],
),
),
);
},
),
);
}
}

93
lib/ui/myapp.dart Normal file
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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:provider_state/model/products.dart';
import 'package:provider_state/provider/card.dart';
import 'package:provider_state/ui/drawer_sidbar/sidbar_profile.dart';
import 'package:provider_state/ui/favorite_screen.dart';
class HomeScreen extends StatelessWidget {
const HomeScreen({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
var obj = Provider.of<CardProvider>(context);
return Scaffold(
appBar: AppBar(
backgroundColor: Colors.lightBlue,
title: const Text("Provider"),
actions: [
InkWell(
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) =>
FavoriteScreen(favoriteList: obj.localStorage),
));
},
child: Stack(
alignment: Alignment.center,
textDirection: TextDirection.rtl,
children: [
const Icon(Icons.favorite, size: 30, color: Colors.pink),
obj.isLocal
? Positioned(
left: 0,
top: 10,
child: Container(
padding: const EdgeInsets.all(5.0),
decoration: BoxDecoration(
shape: BoxShape.circle,
color: Colors.white.withOpacity(0.4)),
child: Text("${obj.localStorage.length}",
style: const TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: 14)),
))
: const SizedBox.shrink(),
],
))
],
),
drawer: const SidBarProfile(),
body: ListView.separated(
itemCount: ProductModel.person.length,
separatorBuilder: (context, index) =>
const Divider(color: Colors.red, thickness: 1.0),
itemBuilder: (context, index) {
final data = ProductModel.person[index];
return InkWell(
onTap: () => obj.addCard(data),
child: Container(
alignment: Alignment.centerLeft,
padding: const EdgeInsets.all(10.0),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Column(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(data.id.toString()),
const SizedBox(
height: 10.0,
),
Text(data.name.toString()),
],
),
data.select
? const Icon(
Icons.done,
color: Colors.blue,
)
: const SizedBox.shrink()
],
),
),
);
},
),
);
}
}

8
lib/wrapper/multiprovider.dart Normal file
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import 'package:provider/provider.dart';
import 'package:provider/single_child_widget.dart';
import '../provider/card.dart';
class WrapperProvider {
static List<SingleChildWidget> wrapperList = [
ChangeNotifierProvider(create: (context) => CardProvider()),
];
}