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Add steam message

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Florian RICHER (MrDev023) 2022-04-14 21:57:32 +02:00
parent 1351130f83
commit f2d808f5d3
8 changed files with 226 additions and 68 deletions
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13
lib/classes/stream_element.dart Normal file
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@ -0,0 +1,13 @@
import 'package:uuid/uuid.dart';
enum StreamElementType { log, alert }
class StreamElement {
StreamElement(this.type, this.message) {
uuid = const Uuid().v4();
}
late final String uuid;
final String message;
final StreamElementType type;
}

61
lib/utils/mailer.dart
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@ -1,28 +1,38 @@
import 'dart:async';
import 'package:desktopapp/classes/stream_element.dart';
import 'package:desktopapp/utils/logger.dart';
import 'package:desktopapp/utils/requests.dart';
import 'package:enough_mail/enough_mail.dart';
class Mailer {
static MailClient? _mailClient;
/// High level mail API example
static Future<void> mailExample() async {
const email = 'trexricher1997@gmail.com';
const password = 'rugnxbafhcwsykzt';
static Future<bool> connect({
required String email,
required String password,
required StreamController<StreamElement> streamController,
}) async {
Logger.log(LoggerType.info, Mailer, 'Discovering settings for $email');
final config = await Discover.discover(email);
if (config == null) {
Logger.log(LoggerType.info, Mailer,
'Unable to autodiscover settings for $email');
return;
return false;
}
Logger.log(LoggerType.info, Mailer, 'Settings for $email : $config');
final account = MailAccount.fromDiscoveredSettings(
'my account', email, password, config);
final mailClient = MailClient(account, isLogEnabled: true);
_mailClient = MailClient(account, isLogEnabled: true);
try {
await mailClient.connect();
await _mailClient!.connect();
Logger.log(LoggerType.info, Mailer, 'Connected to $email');
await mailClient.selectInbox();
mailClient.eventBus.on<ImapEvent>().listen((ImapEvent event) async {
streamController
.add(StreamElement(StreamElementType.log, 'Connected to $email'));
await _mailClient!.selectInbox();
streamController.add(
StreamElement(StreamElementType.log, 'INBOX selected for $email'));
_mailClient!.eventBus.on<ImapEvent>().listen((ImapEvent event) async {
if (event.eventType == ImapEventType.exists) {
final evt = event as ImapMessagesExistEvent;
if (evt.newMessagesExists <= evt.oldMessagesExists) return;
@ -32,22 +42,35 @@ class Mailer {
} else {
sequence.add(evt.newMessagesExists);
}
final messages = await mailClient.fetchMessageSequence(sequence,
fetchPreference: FetchPreference.full);
final messages = await _mailClient!.fetchMessageSequence(sequence,
fetchPreference: FetchPreference.envelope);
for (final message in messages) {
var mailEvt = MailLoadEvent(message, mailClient);
var content = mailEvt.message.decodeSubject();
var mess = mailEvt.message.decodeTextPlainPart();
Logger.log(LoggerType.info, Mailer, 'New message $content : $mess');
Requests.sendAlert('*$content* $mess');
var mailEvt = MailLoadEvent(message, _mailClient!);
streamController.add(StreamElement(StreamElementType.alert,
mailEvt.message.decodeSubject() ?? ''));
// var content = mailEvt.message.decodeSubject();
// var mess = mailEvt.message.decodeTextPlainPart();
// Logger.log(LoggerType.info, Mailer, 'New message $content : $mess');
// Requests.sendAlert('*$content* $mess');
}
}
});
Logger.log(LoggerType.info, Mailer, 'Start polling mail for $email');
await mailClient.startPolling(const Duration(seconds: 30));
Logger.log(LoggerType.info, Mailer, 'Finish polling mail for $email');
await _mailClient!.startPolling();
return true;
} on MailException catch (e) {
streamController.add(StreamElement(StreamElementType.log, e.toString()));
Logger.log(LoggerType.error, Mailer, 'High level API failed with $e');
return false;
}
}
static Future<void> disconnect() async {
if (_mailClient == null) return;
Logger.log(LoggerType.info, Mailer, 'Disconnecting from mail');
await _mailClient!.stopPolling();
await _mailClient!.disconnect();
Logger.log(LoggerType.info, Mailer, 'Disconnected from mail');
_mailClient = null;
}
}

8
lib/widgets/components/row_input.dart
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@ -1,11 +1,16 @@
import 'package:flutter/material.dart';
class RowInput extends StatelessWidget {
const RowInput({Key? key, required this.label, required this.controller})
const RowInput(
{Key? key,
required this.label,
required this.controller,
this.obscureText = false})
: super(key: key);
final String label;
final TextEditingController controller;
final bool obscureText;
@override
Widget build(BuildContext context) {
@ -15,6 +20,7 @@ class RowInput extends StatelessWidget {
child: Expanded(
child: TextField(
controller: controller,
obscureText: obscureText,
decoration: InputDecoration(
hintText: label,
),

44
lib/widgets/components/stream_element_card.dart Normal file
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@ -0,0 +1,44 @@
import 'package:desktopapp/classes/stream_element.dart';
import 'package:flutter/material.dart';
class StreamElementCard extends StatelessWidget {
StreamElementCard({Key? key, required this.streamElement}) : super(key: key);
final StreamElement streamElement;
@override
Widget build(BuildContext context) {
IconData icon;
switch (streamElement.type) {
case StreamElementType.log:
icon = Icons.info;
break;
case StreamElementType.alert:
icon = Icons.notifications_active;
break;
}
return Card(
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Icon(
icon,
size: 30,
),
SizedBox(width: 8),
Text(
streamElement.message,
style: TextStyle(fontSize: 16),
),
],
)
],
),
),
);
}
}

33
lib/widgets/forms/email_form.dart Normal file
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@ -0,0 +1,33 @@
import 'package:desktopapp/widgets/components/row_input.dart';
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
class EmailForm extends StatelessWidget {
EmailForm({Key? key, required this.onValid, required this.prefs})
: super(key: key);
final void Function(String, String) onValid;
final SharedPreferences prefs;
final TextEditingController _emailController = TextEditingController();
final TextEditingController _passwordController = TextEditingController();
@override
Widget build(BuildContext context) {
_emailController.text = prefs.getString('mail_email') ?? '';
_passwordController.text = prefs.getString('mail_password') ?? '';
return Column(children: [
RowInput(label: 'Email', controller: _emailController),
RowInput(
label: 'Password',
controller: _passwordController,
obscureText: true),
TextButton(
onPressed: () async {
prefs.setString('mail_email', _emailController.text.trim());
prefs.setString('mail_password', _passwordController.text.trim());
onValid(_emailController.text, _passwordController.text);
},
child: const Text('Se connecter')),
]);
}
}

125
lib/widgets/pages/home.dart
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@ -1,53 +1,91 @@
import 'dart:async';
import 'dart:math';
import 'package:desktopapp/classes/routes.dart';
import 'package:desktopapp/classes/stream_element.dart';
import 'package:desktopapp/utils/mailer.dart';
import 'package:desktopapp/utils/requests.dart';
import 'package:desktopapp/widgets/components/stream_element_card.dart';
import 'package:desktopapp/widgets/forms/email_form.dart';
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
class HomePage extends StatelessWidget {
class HomePage extends StatefulWidget {
const HomePage({Key? key}) : super(key: key);
@override
_HomePageState createState() => _HomePageState();
}
class _HomePageState extends State<HomePage> {
bool connected = false;
List<StreamElement> streamElements = [];
final StreamController<StreamElement> controller =
StreamController<StreamElement>();
Widget buildContent(BuildContext context, SharedPreferences prefs) {
return Column(children: [
const Padding(
padding: EdgeInsets.symmetric(vertical: 20),
child: Text('Appuyez sur le bouton pour envoyer une alerte de test',
style: TextStyle(fontSize: 20)),
),
TextButton(
onPressed: () async {
if (await Requests.sendAlert('*MrDev023* *Break* Test !')) {
showDialog(
context: context,
builder: (_) => AlertDialog(
title: const Text('Info'),
content: const Text('Envoie réussie'),
actions: [
TextButton(
onPressed: () {
Navigator.pop(context);
},
child: const Text('OK'))
],
));
} else {
showDialog(
context: context,
builder: (_) => AlertDialog(
title: const Text('Erreur'),
content: const Text('Impossible de se connecter.'),
actions: [
TextButton(
onPressed: () => Navigator.pop(context),
child: const Text('OK'))
],
));
if (!connected)
Row(mainAxisAlignment: MainAxisAlignment.center, children: [
EmailForm(
prefs: prefs,
onValid: (String email, String password) async {
var value = await Mailer.connect(
email: email,
password: password,
streamController: controller);
setState(() {
connected = value;
});
})
]),
if (connected)
Row(
children: [
TextButton(
onPressed: () async {
await Mailer.disconnect();
setState(() {
connected = false;
});
},
child: const Text('Se déconnecter')),
],
),
Expanded(
child: StreamBuilder<StreamElement>(
stream: controller.stream,
builder:
(BuildContext context, AsyncSnapshot<StreamElement> snapshot) {
switch (snapshot.connectionState) {
case ConnectionState.none:
return const Text('Nothing');
case ConnectionState.waiting:
return const Center(child: CircularProgressIndicator());
case ConnectionState.active:
if (snapshot.hasData) {
int skipNumber = max(0, streamElements.length - 10);
bool alreadyAdded = streamElements
.skip(skipNumber)
.cast<StreamElement?>()
.firstWhere(
(element) => element!.uuid == snapshot.data!.uuid,
orElse: () => null) !=
null;
if (!alreadyAdded) streamElements.add(snapshot.data!);
}
return ListView.builder(
itemCount: streamElements.length,
itemBuilder: (BuildContext context, int index) {
return StreamElementCard(
streamElement: streamElements[index]);
},
);
case ConnectionState.done:
return const Text('Terminate');
}
},
child: const Text('Envoyer une alerte de test')),
TextButton(
onPressed: () => Mailer.mailExample(),
child: const Text('Test email')),
),
)
]);
}
@ -68,14 +106,7 @@ class HomePage extends StatelessWidget {
}
});
return Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [buildContent(context, prefs)],
)
]);
return buildContent(context, prefs);
} else {
return const Center(child: CircularProgressIndicator());
}

7
pubspec.lock
View file

@ -511,6 +511,13 @@ packages:
url: "https://pub.dartlang.org"
source: hosted
version: "3.0.0"
uuid:
dependency: "direct main"
description:
name: uuid
url: "https://pub.dartlang.org"
source: hosted
version: "3.0.6"
vector_math:
dependency: transitive
description:

3
pubspec.yaml
View file

@ -39,7 +39,8 @@ dependencies:
shared_preferences: ^2.0.13
flash: ^2.0.3+2
dio: ^4.0.6
enough_mail: ^1.3.4
enough_mail: ^1.3.6
uuid: ^3.0.6
dev_dependencies:
flutter_test: