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main.dart
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// ignore_for_file: avoid_print
import 'package:flutter/material.dart';
import 'package:story_time/story_time.dart';
void main() {
runApp(const MyApp());
}
class UserModel {
UserModel(this.stories, this.userName, this.imageUrl);
final List<StoryModel> stories;
final String userName;
final String imageUrl;
}
class StoryModel {
StoryModel(this.imageUrl);
final String imageUrl;
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
debugShowCheckedModeBanner: false,
theme: ThemeData(
primarySwatch: Colors.blue,
visualDensity: VisualDensity.adaptivePlatformDensity,
),
home: const MyHomePage(),
);
}
}
class MyHomePage extends StatelessWidget {
const MyHomePage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Scaffold(
body: Center(
child: ElevatedButton(
child: const Text('show stories'),
onPressed: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) {
return const StoryPage();
},
),
);
},
),
),
);
}
}
class StoryPage extends StatefulWidget {
const StoryPage({Key? key}) : super(key: key);
@override
StoryPageState createState() => StoryPageState();
}
class StoryPageState extends State<StoryPage> {
late ValueNotifier<IndicatorAnimationCommand> indicatorAnimationController;
final sampleUsers = [
UserModel([
StoryModel(
"https://images.unsplash.com/photo-1601758228041-f3b2795255f1?ixid=MXwxMjA3fDF8MHxlZGl0b3JpYWwtZmVlZHwxN3x8fGVufDB8fHw%3D&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
StoryModel(
"https://images.unsplash.com/photo-1609418426663-8b5c127691f9?ixid=MXwxMjA3fDB8MHxlZGl0b3JpYWwtZmVlZHwyNXx8fGVufDB8fHw%3D&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
StoryModel(
"https://images.unsplash.com/photo-1609444074870-2860a9a613e3?ixid=MXwxMjA3fDB8MHxlZGl0b3JpYWwtZmVlZHw1Nnx8fGVufDB8fHw%3D&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
StoryModel(
"https://images.unsplash.com/photo-1609504373567-acda19c93dc4?ixid=MXwxMjA3fDB8MHxlZGl0b3JpYWwtZmVlZHw1MHx8fGVufDB8fHw%3D&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
], "User1",
"https://images.unsplash.com/photo-1609262772830-0decc49ec18c?ixid=MXwxMjA3fDB8MHxlZGl0b3JpYWwtZmVlZHwzMDF8fHxlbnwwfHx8&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
UserModel([
StoryModel(
"https://images.unsplash.com/photo-1609439547168-c973842210e1?ixid=MXwxMjA3fDB8MHxlZGl0b3JpYWwtZmVlZHw4Nnx8fGVufDB8fHw%3D&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
], "User2",
"https://images.unsplash.com/photo-1601758125946-6ec2ef64daf8?ixid=MXwxMjA3fDF8MHxlZGl0b3JpYWwtZmVlZHwzMjN8fHxlbnwwfHx8&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
UserModel([
StoryModel(
"https://images.unsplash.com/photo-1609421139394-8def18a165df?ixid=MXwxMjA3fDB8MHxlZGl0b3JpYWwtZmVlZHwxMDl8fHxlbnwwfHx8&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
StoryModel(
"https://images.unsplash.com/photo-1609377375732-7abb74e435d9?ixid=MXwxMjA3fDB8MHxlZGl0b3JpYWwtZmVlZHwxODJ8fHxlbnwwfHx8&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
StoryModel(
"https://images.unsplash.com/photo-1560925978-3169a42619b2?ixid=MXwxMjA3fDB8MHxlZGl0b3JpYWwtZmVlZHwyMjF8fHxlbnwwfHx8&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
], "User3",
"https://images.unsplash.com/photo-1609127102567-8a9a21dc27d8?ixid=MXwxMjA3fDB8MHxlZGl0b3JpYWwtZmVlZHwzOTh8fHxlbnwwfHx8&ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=60"),
];
@override
void initState() {
super.initState();
indicatorAnimationController = ValueNotifier<IndicatorAnimationCommand>(
IndicatorAnimationCommand(resume: true),
);
}
@override
void dispose() {
indicatorAnimationController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: StoryPageView(
onStoryIndexChanged: (int newStoryIndex) {
print('newStoryInd: $newStoryIndex');
if (newStoryIndex == 1) {
indicatorAnimationController.value = IndicatorAnimationCommand(
duration: const Duration(seconds: 20),
);
} else {
indicatorAnimationController.value = IndicatorAnimationCommand(
duration: const Duration(seconds: 5),
);
}
},
onPageBack: (int newPageIndex) {
int oldPage = newPageIndex + 1;
print("from oldPage:$oldPage to newPage:$newPageIndex");
},
onPageForward: (int newPageIndex) {
int oldPage = newPageIndex - 1;
print("from oldPage:$oldPage to newPage:$newPageIndex");
},
onStoryUnpaused: () {
print("Story is unpaused!!");
},
onStoryPaused: () {
print("Story is paused!!");
},
itemBuilder: (context, pageIndex, storyIndex) {
final user = sampleUsers[pageIndex];
final story = user.stories[storyIndex];
return Stack(
children: [
Positioned.fill(
child: Container(color: Colors.black),
),
Positioned.fill(
child: Image.network(
story.imageUrl,
fit: BoxFit.cover,
),
),
Padding(
padding: const EdgeInsets.only(top: 44, left: 8),
child: Row(
children: [
Container(
height: 32,
width: 32,
decoration: BoxDecoration(
image: DecorationImage(
image: NetworkImage(user.imageUrl),
fit: BoxFit.cover,
),
shape: BoxShape.circle,
),
),
const SizedBox(
width: 8,
),
Text(
user.userName,
style: const TextStyle(
fontSize: 17,
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
],
),
),
],
);
},
gestureItemBuilder: (context, pageIndex, storyIndex) {
return Stack(
children: [
Align(
alignment: Alignment.topRight,
child: Padding(
padding: const EdgeInsets.only(top: 32),
child: IconButton(
padding: EdgeInsets.zero,
color: Colors.white,
icon: const Icon(Icons.close),
onPressed: () {
Navigator.pop(context);
},
),
),
),
if (pageIndex == 0)
Center(
child: ElevatedButton(
child: const Text('show modal bottom sheet'),
onPressed: () async {
indicatorAnimationController.value =
IndicatorAnimationCommand(
pause: true,
);
await showModalBottomSheet(
context: context,
builder: (context) => SizedBox(
height: MediaQuery.of(context).size.height / 2,
child: Padding(
padding: const EdgeInsets.all(24),
child: Text(
'Look! The indicator is now paused\n\n'
'It will be coutinued after closing the modal bottom sheet.',
style: Theme.of(context).textTheme.headline5,
textAlign: TextAlign.center,
),
),
),
);
indicatorAnimationController.value =
IndicatorAnimationCommand(
resume: true,
);
},
),
),
],
);
},
indicatorAnimationController: indicatorAnimationController,
initialStoryIndex: (pageIndex) {
if (pageIndex == 0) {
return 1;
}
return 0;
},
pageLength: sampleUsers.length,
storyLength: (int pageIndex) {
return sampleUsers[pageIndex].stories.length;
},
onPageLimitReached: () {
Navigator.pop(context);
},
),
);
}
}