388 lines
No EOL
13 KiB
Dart
388 lines
No EOL
13 KiB
Dart
import 'package:contacts_plus/api_client.dart';
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import 'package:contacts_plus/apis/message_api.dart';
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import 'package:contacts_plus/aux.dart';
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import 'package:contacts_plus/models/friend.dart';
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import 'package:contacts_plus/models/message.dart';
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import 'package:contacts_plus/neos_hub.dart';
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import 'package:contacts_plus/widgets/generic_avatar.dart';
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import 'package:flutter/material.dart';
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import 'package:intl/intl.dart';
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class Messages extends StatefulWidget {
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const Messages({required this.friend, super.key});
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final Friend friend;
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@override
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State<StatefulWidget> createState() => _MessagesState();
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}
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class _MessagesState extends State<Messages> {
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static const double headerItemSize = 120.0;
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Future<Iterable<Message>>? _messagesFuture;
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final TextEditingController _messageTextController = TextEditingController();
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ClientHolder? _clientHolder;
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HubHolder? _cacheHolder;
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bool _headerExpanded = false;
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bool _isSendable = false;
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double get _headerHeight => _headerExpanded ? headerItemSize : 0;
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double get _chevronTurns => _headerExpanded ? -1/4 : 1/4;
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void _loadMessages() {
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final cache = _cacheHolder?.hub.getCache(widget.friend.id);
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if (cache != null) {
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_messagesFuture = Future(() => cache.messages);
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} else {
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_messagesFuture = MessageApi.getUserMessages(_clientHolder!.client, userId: widget.friend.id)
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..then((value) {
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final list = value.toList();
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list.sort();
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_cacheHolder?.hub.setCache(widget.friend.id, list);
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_cacheHolder?.hub.registerListener(widget.friend.id, () => setState(() {}));
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return list;
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});
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}
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}
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@override
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void didChangeDependencies() {
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super.didChangeDependencies();
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final clientHolder = ClientHolder.of(context);
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bool dirty = false;
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if (_clientHolder != clientHolder) {
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_clientHolder = clientHolder;
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dirty = true;
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}
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final cacheHolder = HubHolder.of(context);
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if (_cacheHolder != cacheHolder) {
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_cacheHolder = cacheHolder;
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dirty = true;
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}
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if (dirty) _loadMessages();
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}
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@override
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void dispose() {
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_cacheHolder?.hub.unregisterListener(widget.friend.id);
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final apiClient = ClientHolder.of(context).client;
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var sessions = widget.friend.userStatus.activeSessions;
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return Scaffold(
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appBar: AppBar(
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title: Text(widget.friend.username),
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scrolledUnderElevation: 0.0,
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backgroundColor: Theme.of(context).colorScheme.surfaceVariant,
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/*bottom: sessions.isEmpty ? null : PreferredSize(
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preferredSize: Size.fromHeight(_headerHeight),
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child: Column(
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children: sessions.getRange(0, _headerExpanded ? sessions.length : 1).map((e) => Row(
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mainAxisSize: MainAxisSize.max,
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mainAxisAlignment: MainAxisAlignment.start,
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children: [
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: GenericAvatar(imageUri: Aux.neosDbToHttp(e.thumbnail),),
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),
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Expanded(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(e.name),
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Text("${e.sessionUsers.length} users active"),
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],
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),
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),
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const Spacer(),
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if (sessions.length > 1) TextButton(onPressed: (){
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setState(() {
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_headerExpanded = !_headerExpanded;
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});
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}, child: Text("+${sessions.length-1}"),)
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],
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)).toList(),
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),
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),*/
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),
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body: FutureBuilder(
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future: _messagesFuture,
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builder: (context, snapshot) {
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if (snapshot.hasData) {
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final data = _cacheHolder?.hub.getCache(widget.friend.id)?.messages ?? [];
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return Padding(
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padding: const EdgeInsets.only(top: 12),
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child: ListView.builder(
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reverse: true,
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itemCount: data.length,
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itemBuilder: (context, index) {
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final entry = data.elementAt(index);
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return entry.senderId == apiClient.userId
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? MyMessageBubble(message: entry)
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: OtherMessageBubble(message: entry);
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},
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),
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);
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} else if (snapshot.hasError) {
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return Padding(
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padding: const EdgeInsets.symmetric(horizontal: 64, vertical: 128),
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child: Center(
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child: Column(
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mainAxisSize: MainAxisSize.max,
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mainAxisAlignment: MainAxisAlignment.center,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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Text("Failed to load messages:", style: Theme.of(context).textTheme.titleMedium,),
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const SizedBox(height: 16,),
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Text("${snapshot.error}"),
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const Spacer(),
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TextButton.icon(
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onPressed: () {
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setState(() {
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_loadMessages();
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});
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},
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style: TextButton.styleFrom(
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backgroundColor: Theme.of(context).colorScheme.secondaryContainer,
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padding: const EdgeInsets.symmetric(vertical: 16, horizontal: 16),
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),
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icon: const Icon(Icons.refresh),
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label: const Text("Retry"),
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),
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],
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),
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),
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);
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} else {
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return const LinearProgressIndicator();
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}
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},
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),
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bottomNavigationBar: BottomAppBar(
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padding: const EdgeInsets.symmetric(vertical: 0, horizontal: 6),
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child: Row(
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children: [
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Expanded(
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child: Padding(
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padding: const EdgeInsets.all(8),
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child: TextField(
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controller: _messageTextController,
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maxLines: 4,
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minLines: 1,
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onChanged: (text) {
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if (text.isNotEmpty && !_isSendable) {
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setState(() {
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_isSendable = true;
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});
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} else if (text.isEmpty && _isSendable) {
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setState(() {
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_isSendable = false;
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});
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}
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},
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decoration: InputDecoration(
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isDense: true,
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hintText: "Send a message to ${widget.friend.username}...",
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contentPadding: const EdgeInsets.all(16),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(24)
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)
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),
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),
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),
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),
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Padding(
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padding: const EdgeInsets.only(left: 8, right: 4.0),
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child: IconButton(
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splashRadius: 24,
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onPressed: _isSendable ? () async {
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setState(() {
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_isSendable = false;
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});
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final message = Message(
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id: Message.generateId(),
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recipientId: widget.friend.id,
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senderId: apiClient.userId, type: MessageType.text,
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content: _messageTextController.text,
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sendTime: DateTime.now().toUtc(),
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);
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try {
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if (_cacheHolder == null) {
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throw "Hub not connected.";
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}
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_cacheHolder!.hub.sendMessage(message);
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_messageTextController.clear();
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} catch (e) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text("Failed to send message\n$e",
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maxLines: null,
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),
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),
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);
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setState(() {
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_isSendable = true;
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});
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}
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} : null,
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iconSize: 28,
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icon: const Icon(Icons.send),
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),
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)
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],
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),
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),
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);
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}
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}
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class MyMessageBubble extends StatelessWidget {
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MyMessageBubble({required this.message, super.key});
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final Message message;
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final DateFormat _dateFormat = DateFormat.Hm();
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@override
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Widget build(BuildContext context) {
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var content = message.content;
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if (message.type == MessageType.sessionInvite) {
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content = "<Session Invite>";
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} else if (message.type == MessageType.sound) {
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content = "<Voice Message>";
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} else if (message.type == MessageType.object) {
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content = "<Asset>";
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}
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return Row(
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mainAxisAlignment: MainAxisAlignment.end,
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mainAxisSize: MainAxisSize.min,
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children: [
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Flexible(
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child: Card(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(16),
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),
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color: Theme.of(context).colorScheme.primaryContainer,
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margin: const EdgeInsets.only(left: 32, bottom: 16, right: 12),
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Text(
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content,
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softWrap: true,
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maxLines: null,
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style: Theme.of(context).textTheme.bodyLarge,
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),
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const SizedBox(height: 6,),
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Row(
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mainAxisSize: MainAxisSize.min,
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mainAxisAlignment: MainAxisAlignment.end,
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children: [
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Text(
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_dateFormat.format(message.sendTime),
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style: Theme.of(context).textTheme.labelMedium?.copyWith(color: Colors.white54),
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),
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const SizedBox(width: 4,),
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MessageStateIndicator(messageState: message.state),
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],
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),
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],
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),
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),
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),
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),
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],
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);
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}
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}
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class OtherMessageBubble extends StatelessWidget {
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OtherMessageBubble({required this.message, super.key});
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final Message message;
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final DateFormat _dateFormat = DateFormat.Hm();
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@override
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Widget build(BuildContext context) {
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var content = message.content;
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if (message.type == MessageType.sessionInvite) {
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content = "<Session Invite>";
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} else if (message.type == MessageType.sound) {
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content = "<Voice Message>";
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} else if (message.type == MessageType.object) {
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content = "<Asset>";
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}
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return Row(
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mainAxisSize: MainAxisSize.min,
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mainAxisAlignment: MainAxisAlignment.start,
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children: [
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Flexible(
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child: Card(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(16),
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),
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color: Theme
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.of(context)
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.colorScheme
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.secondaryContainer,
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margin: const EdgeInsets.only(right: 32, bottom: 16, left: 12),
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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content,
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softWrap: true,
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maxLines: null,
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style: Theme.of(context).textTheme.bodyLarge,
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),
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const SizedBox(height: 6,),
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Text(
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_dateFormat.format(message.sendTime),
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style: Theme.of(context).textTheme.labelMedium?.copyWith(color: Colors.white54),
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),
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],
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),
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),
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),
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),
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],
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);
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}
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}
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class MessageStateIndicator extends StatelessWidget {
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const MessageStateIndicator({required this.messageState, super.key});
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final MessageState messageState;
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@override
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Widget build(BuildContext context) {
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late final IconData icon;
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switch (messageState) {
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case MessageState.local:
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icon = Icons.alarm;
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break;
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case MessageState.sent:
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icon = Icons.done;
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break;
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case MessageState.read:
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icon = Icons.done_all;
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break;
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}
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return Icon(
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icon,
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size: 12,
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color: messageState == MessageState.read ? Theme.of(context).colorScheme.primary : null,
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);
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}
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} |