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Prototype send message form, fix bug with route

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This commit is contained in:
ChronosX88 2022-04-18 02:26:57 +03:00
parent 650461a883
commit 755679c90f
Signed by: ChronosXYZ
GPG Key ID: 085A69A82C8C511A
6 changed files with 184 additions and 62 deletions
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22
lib/main.dart
View File

@ -36,7 +36,27 @@ class MyApp extends StatelessWidget {
primarySwatch: Colors.indigo,
),
home: MyHomePage(title: 'Wind'),
routes: {'/thread': (context) => ThreadScreen()},
onGenerateRoute: (settings) {
Widget? pageView;
if (settings.name != null) {
var uriData = Uri.parse(settings.name!);
switch (uriData.path) {
case '/thread':
pageView = ThreadScreen(
threadNumber:
int.parse(uriData.queryParametersAll['num']!.first));
break;
default:
pageView = MyHomePage(title: 'Wind');
break;
}
}
if (pageView != null) {
return MaterialPageRoute(
settings: settings, builder: (BuildContext context) => pageView!);
}
},
);
}
}

89
lib/message_item_view.dart
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@ -13,56 +13,55 @@ class MessageItemView extends StatelessWidget {
margin: this.isOpPost ? EdgeInsets.only(bottom: 10) : EdgeInsets.all(0),
child: Card(
elevation: 5,
child: InkWell(
splashColor: Colors.indigo.withAlpha(30),
onTap: () => {},
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: [
isOpPost
? Container(
child: Text(
item.subject!,
style: TextStyle(
fontWeight: FontWeight.bold, fontSize: 21),
),
margin: EdgeInsets.only(top: 16, left: 16, right: 16),
)
: Container(),
Container(
child: Row(
children: [
Text(
item.author,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: [
isOpPost
? Container(
child: Text(
item.subject!,
style: TextStyle(
fontWeight: FontWeight.normal,
color: Colors.blue,
fontSize: 15),
fontWeight: FontWeight.bold, fontSize: 21),
),
SizedBox(width: 5),
Text(
item.date,
style: TextStyle(fontSize: 15),
),
SizedBox(width: 5),
Text(
margin: EdgeInsets.only(top: 16, left: 16, right: 16),
)
: Container(),
Container(
child: Row(
children: [
Text(
item.author,
style: TextStyle(
fontWeight: FontWeight.normal,
color: Colors.blue,
fontSize: 15),
),
SizedBox(width: 5),
Text(
item.date,
style: TextStyle(fontSize: 15),
),
SizedBox(width: 5),
InkWell(
child: Text(
"#${item.number}",
style: TextStyle(fontSize: 15, color: Colors.grey),
)
],
),
margin: isOpPost
? EdgeInsets.only(
top: 5, bottom: 2, left: 16, right: 16)
: EdgeInsets.only(top: 16, left: 16),
),
onTap: () => {},
)
],
),
Container(
child: Text(item.body, style: TextStyle(fontSize: 17)),
margin: EdgeInsets.all(16),
)
],
),
margin: isOpPost
? EdgeInsets.only(top: 5, bottom: 2, left: 16, right: 16)
: EdgeInsets.only(top: 16, left: 16),
),
Container(
child:
SelectableText(item.body, style: TextStyle(fontSize: 17)),
margin: EdgeInsets.all(16),
)
],
)));
}
}

12
lib/nntp_client.dart
View File

@ -127,14 +127,18 @@ class NNTPClient {
return threads;
}
Future<List<Tuple2<int, MimeMessage>>> getThread(
int threadNumber) async {
Future<MimeMessage> getPost(int postNumber) async {
var resp = await _sendCommand("ARTICLE", [postNumber.toString()]);
resp.lines.removeLast();
return MimeMessage.parseFromText(resp.lines.join("\r\n"));
}
Future<List<Tuple2<int, MimeMessage>>> getThread(int threadNumber) async {
if (currentGroup == null) throw new ArgumentError("current group is null");
List<Tuple2<int, MimeMessage>> threads = [];
var newThreadList = await _sendCommand(
"THREAD", [threadNumber.toString()]);
var newThreadList = await _sendCommand("THREAD", [threadNumber.toString()]);
newThreadList.lines.removeAt(0);
newThreadList.lines.removeLast(); // remove dot

4
lib/thread_list_view.dart
View File

@ -100,8 +100,8 @@ class ThreadListItemView extends StatelessWidget {
elevation: 5,
child: InkWell(
splashColor: Colors.indigo.withAlpha(30),
onTap: () => Navigator.pushNamed(context, "/thread",
arguments: ThreadScreenArguments(item)),
onTap: () =>
Navigator.pushNamed(context, "/thread?num=${item.number}"),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.min,

18
lib/thread_model.dart
View File

@ -5,6 +5,24 @@ import 'package:wind/nntp_client.dart';
class ThreadModel extends ChangeNotifier {
NNTPClient? client;
String _commentText = "";
String get commentText => _commentText;
set commentText(String text) {
_commentText = text;
notifyListeners();
}
Future<MessageItem> getPost(int number) async {
var msg = await client!.getPost(number);
return MessageItem(
msg.getHeaderValue("Message-Id")!,
number,
msg.getHeaderValue("Subject")!,
msg.getHeaderValue("From")!,
msg.getHeaderValue("Date")!,
msg.decodeTextPlainPart()!);
}
Future<List<MessageItem>> getThread(int threadNumber) async {
if (client!.currentGroup == "") return [];

101
lib/thread_screen.dart
View File

@ -12,24 +12,27 @@ class ThreadScreenArguments {
}
class ThreadScreen extends StatefulWidget {
ThreadScreen({Key? key, required this.threadNumber}) : super(key: key);
late int threadNumber;
@override
State<StatefulWidget> createState() => ThreadScreenState();
State<StatefulWidget> createState() => ThreadScreenState(threadNumber);
}
class ThreadScreenState extends State<ThreadScreen> {
ThreadScreenState(this.threadNumber);
late NNTPClient client;
late int threadNumber;
@override
Widget build(BuildContext context) {
var args =
ModalRoute.of(context)!.settings.arguments as ThreadScreenArguments;
client = context.read<NNTPClient>();
threadNumber = args.item.number;
return Scaffold(
appBar: AppBar(
title: Text("Thread #${args.item.number}"),
title: Text("Thread #${this.threadNumber}"),
),
body: Center(
child: Container(
@ -39,10 +42,7 @@ class ThreadScreenState extends State<ThreadScreen> {
builder: (context, snapshot) {
if (snapshot.hasData) {
List<MessageItem> data = List.from(snapshot.data!);
data.insert(
0,
MessageItem(args.item.id, args.item.number, args.item.subject,
args.item.author, args.item.date, args.item.body));
data.insert(1, MessageItem("reply", 0, "", "", "", "")); // reply
return _listView(data);
} else if (snapshot.hasError) {
return Text("${snapshot.error}");
@ -56,14 +56,95 @@ class ThreadScreenState extends State<ThreadScreen> {
Future<List<MessageItem>> _fetch(BuildContext context) async {
var model = context.read<ThreadModel>();
return await model.getThread(threadNumber);
List<MessageItem> posts = [];
var threadPosts = await model.getThread(threadNumber);
posts.addAll(threadPosts);
var opPost = await model.getPost(threadNumber);
posts.insert(0, opPost);
return posts;
}
Widget _listView(List<MessageItem> data) {
return ListView.builder(
itemCount: data.length,
itemBuilder: (context, index) {
if (index == 1) {
return SendMessageForm();
}
return MessageItemView(item: data[index], isOpPost: index == 0);
});
}
}
class SendMessageForm extends StatefulWidget {
const SendMessageForm({Key? key}) : super(key: key);
@override
SendMessageFormState createState() {
return SendMessageFormState();
}
}
// Create a corresponding State class.
// This class holds data related to the form.
class SendMessageFormState extends State<SendMessageForm> {
// Create a global key that uniquely identifies the Form widget
// and allows validation of the form.
//
// Note: This is a GlobalKey<FormState>,
// not a GlobalKey<MyCustomFormState>.
final _formKey = GlobalKey<FormState>();
@override
Widget build(BuildContext context) {
// Build a Form widget using the _formKey created above.
return Form(
key: _formKey,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Center(
child: Column(children: [
TextFormField(
minLines: 5,
keyboardType: TextInputType.multiline,
maxLines: null,
decoration: InputDecoration(
border: OutlineInputBorder(), labelText: "Comment"),
// The validator receives the text that the user has entered.
validator: (value) {
if (value == null || value.isEmpty) {
return 'Please enter some text';
}
return null;
},
),
Padding(
padding: const EdgeInsets.symmetric(vertical: 16.0),
child: Row(
mainAxisAlignment: MainAxisAlignment.start,
children: [
ElevatedButton(
onPressed: () {
// Validate returns true if the form is valid, or false otherwise.
if (_formKey.currentState!.validate()) {
// If the form is valid, display a snackbar. In the real world,
// you'd often call a server or save the information in a database.
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('Processing Data')),
);
}
},
child: const Text('Send'),
)
]))
]),
)
],
),
);
}
}