local_function_collections 0.0.10 
local_function_collections: ^0.0.10 copied to clipboard
Local function that simplify navigation, dialog and secure storage for Flutter
import 'dart:convert';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:local_function_collections/local_function_collections.dart';
void main() {
runApp(const LFCApp());
}
class LFCApp extends StatelessWidget {
const LFCApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'LFC Demo App',
theme: ThemeData(
colorScheme: ColorScheme.fromSeed(
seedColor: Colors.lightBlue,
),
useMaterial3: true,
),
home: const FirstPage(),
);
}
}
class FirstPage extends StatefulWidget {
const FirstPage({super.key});
@override
State<FirstPage> createState() => _FirstPageState();
}
class _FirstPageState extends State<FirstPage> {
@override
void initState() {
super.initState();
}
onOKDialogPressed() => LocalDialogFunction.okDialog(
context: context,
contentText: "Hello Users!!!",
contentAlign: TextAlign.justify,
);
onOptionDialogPressed() => LocalDialogFunction.optionDialog(
context: context,
contentText: "Do you like this package?",
onAccept: () => LocalDialogFunction.okDialog(
context: context,
title: "Thank You!!!",
contentText: "Thank you for appreciating our package!, soon there will be another new package launched.",
contentAlign: TextAlign.justify,
),
onDecline: () => LocalDialogFunction.okDialog(
context: context,
title: "We're Sorry",
contentText: "We're sorry if our package isn't enough for you :(, for any critiques you can DM me on Instagram: @raznovrnf or my LinkedIn: Razy Firdana.",
contentAlign: TextAlign.justify,
),
contentAlign: TextAlign.justify,
);
onLoadingDialogPressed() {
LocalDialogFunction.loadingDialog(
context: context,
contentText: "This loading will disappear in 3 second",
contentAlign: TextAlign.justify,
);
Future.delayed(const Duration(seconds: 3), () {
if (mounted) {
LocalRouteNavigator.closeBack(context: context);
}
});
}
onMoveTo2ndPage() => LocalRouteNavigator.moveTo(
context: context,
target: const SecondPage(),
);
onMoveTo3rdPage() => LocalRouteNavigator.moveTo(
context: context,
target: const ThirdPage(
isJumped: true,
),
);
onUpdateSecureStorage() async => await LocalSecureStorage.writeKey(
key: "example",
data: "This example was created at ${DateTime.now()}",
);
void onSubmitRequestPressed({
required RequestType type,
required String url,
List<File> files = const [],
}) async {
CancelToken cancelToken = CancelToken();
if(!mounted) return;
Response? result = await LocalAPIsRequest.submitRequest(
requestType: type,
apisURL: url,
errorHandler: (exception, stackTrace) {
LocalDialogFunction.okDialog(
context: context,
contentText: "Error when submitting request: $exception",
);
},
cancelToken: cancelToken,
bodyData: {
"test": "test_upload",
},
files: UploadFile(
files: files,
isArrayKeyMethod: true,
),
);
if (!mounted) return;
if (result != null) {
String? encodedMap;
List encodedListMap = [];
if (result.data is Map) {
encodedMap = jsonEncode(result.data);
} else if (result.data is List) {
for (Map<String, dynamic> data in result.data) {
encodedListMap.add(jsonEncode(data));
}
}
LocalDialogFunction.okDialog(
context: context,
title: "Status Code ${result.statusCode}",
contentText: encodedListMap.isNotEmpty
? encodedListMap.first
: encodedMap ?? "",
);
}
}
onPickFilePressed() async {
List<File> pickedFile = [];
bool? mbsResult = await showModalBottomSheet(
context: context,
isScrollControlled: true,
showDragHandle: true,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.only(
topLeft: Radius.circular(10.0),
topRight: Radius.circular(10.0),
),
),
builder: (mbsBuilder) {
return StatefulBuilder(
builder: (mbsContext, mbsSetState) {
Future onPickeFile() async {
FilePickerResult? result = await FilePicker.platform.pickFiles(
allowMultiple: true,
type: FileType.custom,
allowedExtensions: ["jpg", "jpeg", "png"],
);
if(result == null) return;
if(result.files.length <= 5
&& (pickedFile.length + result.files.length) <= 5) {
if(result.files.isNotEmpty) {
mbsSetState(() {
pickedFile.addAll(
result.files
.map((file) => File(file.path ?? ""))
.toList(),
);
});
} else {
mbsSetState(() {
pickedFile = result.files
.map((file) => File(file.path ?? ""))
.toList();
});
}
} else if(mounted) {
LocalDialogFunction.okDialog(
context: context,
contentText: "You can't pick more than 5 files",
);
}
}
return SafeArea(
child: ListView(
shrinkWrap: true,
padding: const EdgeInsets.symmetric(
horizontal: 10.0,
),
children: [
Text(
"Picked File (${pickedFile.length} Item)",
),
ListView.builder(
shrinkWrap: true,
physics: const NeverScrollableScrollPhysics(),
padding: const EdgeInsets.symmetric(
vertical: 10.0,
),
itemCount: pickedFile.length,
itemBuilder: (itemBuilderContext, index) {
return ListTile(
leading: Image.file(
pickedFile[index],
fit: BoxFit.cover,
),
title: Text(
pickedFile[index].path.split("/").last,
),
trailing: IconButton(
onPressed: () {
if(!mounted) return;
mbsSetState(() {
pickedFile.removeAt(index);
});
},
icon: const Icon(
Icons.delete,
),
),
);
},
),
ElevatedButton(
onPressed: onPickeFile,
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Pick File (Max 5 Item)",
),
),
),
pickedFile.isNotEmpty ?
Padding(
padding: const EdgeInsets.only(
top: 5.0,
),
child: ElevatedButton(
onPressed: () => LocalRouteNavigator.closeBack(
context: context,
callbackResult: true,
),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"POST",
),
),
),
) :
const Material(),
const SizedBox(
height: 20.0,
),
],
),
);
}
);
},
);
if(mbsResult == null) return;
if(mbsResult == true) {
onSubmitRequestPressed(
type: RequestType.post,
url: "https://dummyjson.com/test",
files: pickedFile,
);
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
backgroundColor: Theme.of(context).colorScheme.inversePrimary,
title: const Text(
"LFC Demo App 1st Page",
),
),
body: ListView(
padding: const EdgeInsets.symmetric(
horizontal: 10.0,
),
children: [
SizedBox(
height: MediaQuery.of(context).size.height / 4,
),
Column(
children: <Widget>[
const Text(
"Welcome on 1st Page,\nLet's try our Local Function Collections",
textAlign: TextAlign.center,
),
const SizedBox(
height: 10.0,
),
const Text(
"Dialog Collections",
),
Row(
children: [
Expanded(
child: ElevatedButton(
onPressed: () => onOKDialogPressed(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"OK",
),
),
),
),
const SizedBox(
width: 10.0,
),
Expanded(
child: ElevatedButton(
onPressed: () => onOptionDialogPressed(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Option",
),
),
),
),
const SizedBox(
width: 10.0,
),
Expanded(
child: ElevatedButton(
onPressed: () => onLoadingDialogPressed(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Loading",
),
),
),
),
],
),
const SizedBox(
height: 5.0,
),
const Text(
"Route Collections",
),
Row(
children: [
Expanded(
child: ElevatedButton(
onPressed: () => onMoveTo2ndPage(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Go to 2nd Page",
),
),
),
),
const SizedBox(
width: 10.0,
),
Expanded(
child: ElevatedButton(
onPressed: () => onMoveTo3rdPage(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Go to 3rd Page",
),
),
),
),
],
),
const SizedBox(
height: 5.0,
),
const Text(
"Secure Storage Collections",
),
ElevatedButton(
onPressed: () => onUpdateSecureStorage(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Update Secure Storage Timestamp",
),
),
),
const Text(
"APIs Request Collections",
),
Row(
children: [
Expanded(
child: ElevatedButton(
onPressed: () => onSubmitRequestPressed(
type: RequestType.get,
url: "https://dummyjson.com/test",
),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: FittedBox(
fit: BoxFit.scaleDown,
child: Text(
"GET",
),
),
),
),
),
const SizedBox(
width: 10.0,
),
Expanded(
child: ElevatedButton(
onPressed: () => onSubmitRequestPressed(
type: RequestType.post,
url: "https://dummyjson.com/test",
),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: FittedBox(
fit: BoxFit.scaleDown,
child: Text(
"POST",
),
),
),
),
),
const SizedBox(
width: 10.0,
),
Expanded(
child: ElevatedButton(
onPressed: () => onSubmitRequestPressed(
type: RequestType.put,
url: "https://dummyjson.com/test",
),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: FittedBox(
fit: BoxFit.scaleDown,
child: Text(
"PUT",
),
),
),
),
),
const SizedBox(
width: 10.0,
),
Expanded(
child: ElevatedButton(
onPressed: () => onSubmitRequestPressed(
type: RequestType.delete,
url: "https://dummyjson.com/test",
),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: FittedBox(
fit: BoxFit.scaleDown,
child: Text(
"DELETE",
),
),
),
),
),
],
),
const SizedBox(
height: 5.0,
),
ElevatedButton(
onPressed: onPickFilePressed,
child: const Padding(
padding: EdgeInsets.all(5.0),
child: FittedBox(
fit: BoxFit.scaleDown,
child: Text(
"POST WITH FILE",
),
),
),
),
],
),
],
),
);
}
}
class SecondPage extends StatefulWidget {
const SecondPage({super.key});
@override
State<SecondPage> createState() => _SecondPageState();
}
class _SecondPageState extends State<SecondPage> {
String? storageResult;
@override
void initState() {
super.initState();
onCheckSecureStorage();
}
onCheckSecureStorage() async {
String? result = await LocalSecureStorage.readKey(key: "example");
if(!mounted) return;
setState(() {
storageResult = result;
});
}
onCloseThisPage() => LocalRouteNavigator.closeBack(context: context);
onReplaceTo3rdPage() => LocalRouteNavigator.replaceWith(
context: context,
target: const ThirdPage(
isJumped: true,
),
);
onMoveTo3rdPage() => LocalRouteNavigator.moveTo(
context: context,
target: const ThirdPage(
isJumped: false,
),
callbackFunction: (_) => onCheckSecureStorage(),
);
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
backgroundColor: Theme.of(context).colorScheme.inversePrimary,
title: const Text(
"LFC Demo App 2nd Page",
),
),
body: ListView(
children: [
SizedBox(
height: MediaQuery.of(context).size.height / 4,
),
Column(
children: <Widget>[
const Text(
"Welcome on 2nd page...",
textAlign: TextAlign.center,
),
const SizedBox(
height: 10.0,
),
Text(
"Text Saved on Local Secure Storage: ${storageResult ?? "-"}",
textAlign: TextAlign.center,
),
const SizedBox(
height: 10.0,
),
ElevatedButton(
onPressed: () => onCloseThisPage(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Back to 1st Page",
),
),
),
const SizedBox(
height: 5.0,
),
ElevatedButton(
onPressed: () => onMoveTo3rdPage(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Go to 3rd Page",
),
),
),
const SizedBox(
height: 5.0,
),
ElevatedButton(
onPressed: () => onReplaceTo3rdPage(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Replace this page with 3rd Page",
),
),
),
],
),
],
),
);
}
}
class ThirdPage extends StatefulWidget {
final bool isJumped;
const ThirdPage({
super.key,
required this.isJumped,
});
@override
State<ThirdPage> createState() => _ThirdPageState();
}
class _ThirdPageState extends State<ThirdPage> {
String? storageResult;
@override
void initState() {
super.initState();
onCheckSecureStorage();
}
onCheckSecureStorage() async {
String? result = await LocalSecureStorage.readKey(key: "example");
if(!mounted) return;
setState(() {
storageResult = result;
});
}
onCloseThisPage() => LocalRouteNavigator.closeBack(context: context);
onRedirectThisPage() => LocalRouteNavigator.redirectTo(
context: context,
target: const FirstPage(),
);
onClearSecureStorage() async {
try {
await LocalSecureStorage.clearKey();
onCheckSecureStorage();
} catch(e) {
debugPrint("ERR: $e");
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
backgroundColor: Theme.of(context).colorScheme.inversePrimary,
title: const Text(
"LFC Demo App 3rd Page",
),
),
body: ListView(
children: [
SizedBox(
height: MediaQuery.of(context).size.height / 4,
),
Column(
children: <Widget>[
const Text(
"Welcome on 3rd page...",
textAlign: TextAlign.center,
),
const SizedBox(
height: 10.0,
),
Text(
"Text Saved on Local Secure Storage: ${storageResult ?? "-"}",
textAlign: TextAlign.center,
),
const SizedBox(
height: 10.0,
),
ElevatedButton(
onPressed: () => onClearSecureStorage(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Clear Secure Storage",
),
),
),
const SizedBox(
height: 5.0,
),
ElevatedButton(
onPressed: () => onCloseThisPage(),
child: Padding(
padding: const EdgeInsets.all(5.0),
child: Text(
widget.isJumped == true
? "Back to 1st Page"
: "Back to 2nd Page",
),
),
),
const SizedBox(
height: 5.0,
),
widget.isJumped == true
? const Material()
: ElevatedButton(
onPressed: () => onRedirectThisPage(),
child: const Padding(
padding: EdgeInsets.all(5.0),
child: Text(
"Redirect to 1st Page",
),
),
),
],
),
],
),
);
}
}Metadata
1
likes
160
points
150
downloads
Documentation
Publisher
unverified uploader
Weekly Downloads
Metadata
Local function that simplify navigation, dialog and secure storage for Flutter
Repository (GitHub)
View/report issues
License
MIT (license)
Dependencies
dio, flutter, flutter_secure_storage