ramadhan sjamsani
1a610363bb
- notification_service: use GoRouter.go (not push) for terminal states (session_closing, session_expired) so the nav stack doesn't linger behind deep-linked screens - chat_screen: PopScope + canPop fallback in client_app so iOS back gestures fall back to /home when there is nothing to pop
446 lines
14 KiB
Dart
446 lines
14 KiB
Dart
import 'dart:async';
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import '../../../core/chat/chat_notifier.dart';
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import '../../../core/chat/session_closure_notifier.dart';
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import '../../../core/constants.dart';
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import '../widgets/pricing_bottom_sheet.dart';
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// Chat theme colors
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const _kUserBubbleColor = Color(0xFFD4929A);
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const _kBgTint = Color(0xFFF5D0D6);
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const _kBannerColor = Color(0xFFC4868F);
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const _kAccentPink = Color(0xFFBE7C8A);
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class ChatScreen extends ConsumerStatefulWidget {
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final String sessionId;
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final String mitraName;
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const ChatScreen({super.key, required this.sessionId, required this.mitraName});
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@override
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ConsumerState<ChatScreen> createState() => _ChatScreenState();
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}
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class _ChatScreenState extends ConsumerState<ChatScreen> {
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final _messageController = TextEditingController();
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final _scrollController = ScrollController();
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Timer? _typingThrottle;
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bool _showBestieBanner = true;
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bool _showUserBanner = true;
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@override
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void initState() {
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super.initState();
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Future.microtask(() {
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ref.read(chatProvider.notifier).connect(widget.sessionId);
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});
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}
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@override
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void dispose() {
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final notifier = ref.read(chatProvider.notifier);
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_messageController.dispose();
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_scrollController.dispose();
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_typingThrottle?.cancel();
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super.dispose();
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Future.microtask(() => notifier.disconnect());
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}
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void _scrollToBottom() {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (_scrollController.hasClients) {
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_scrollController.animateTo(
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_scrollController.position.maxScrollExtent,
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duration: const Duration(milliseconds: 200),
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curve: Curves.easeOut,
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);
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}
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});
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}
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void _onTextChanged(String text) {
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if (_typingThrottle?.isActive ?? false) return;
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ref.read(chatProvider.notifier).sendTyping();
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_typingThrottle = Timer(const Duration(seconds: 2), () {});
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}
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void _sendMessage() {
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final text = _messageController.text.trim();
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if (text.isEmpty) return;
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ref.read(chatProvider.notifier).sendMessage(text);
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_messageController.clear();
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_scrollToBottom();
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}
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void _exitChat() {
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if (context.canPop()) {
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context.pop();
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} else {
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context.go('/home');
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}
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}
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@override
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Widget build(BuildContext context) {
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final chatState = ref.watch(chatProvider);
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final closureState = ref.watch(sessionClosureProvider);
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// Listen for closure complete to navigate home
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ref.listen(sessionClosureProvider, (prev, next) {
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if (next is ClosureCompleteData) {
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context.go('/home');
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}
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});
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// Listen for chat state changes to manage closure state
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ref.listen(chatProvider, (prev, next) {
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if (next is ChatConnectedData) {
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if (next.sessionClosing && !next.sessionExpired) {
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final closure = ref.read(sessionClosureProvider);
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if (closure is ClosureInitialData) {
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ref.read(sessionClosureProvider.notifier).declineExtension();
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}
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}
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if (!next.sessionPaused && !next.sessionExpired && !next.sessionClosing) {
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final closure = ref.read(sessionClosureProvider);
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if (closure is! ClosureInitialData) {
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ref.read(sessionClosureProvider.notifier).reset();
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}
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}
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_scrollToBottom();
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final unread = next.messages
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.where((m) => m.senderType == UserType.mitra && m.status != MessageStatus.read)
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.map((m) => m.id)
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.toList();
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if (unread.isNotEmpty) {
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ref.read(chatProvider.notifier).markRead(unread);
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}
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}
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});
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return PopScope(
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canPop: false,
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onPopInvokedWithResult: (didPop, _) {
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if (!didPop) _exitChat();
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},
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child: Scaffold(
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appBar: AppBar(
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backgroundColor: Colors.white,
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foregroundColor: Colors.black,
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elevation: 0.5,
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centerTitle: true,
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leading: IconButton(
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icon: const Icon(Icons.chevron_left, size: 28),
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onPressed: _exitChat,
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),
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title: Text(widget.mitraName),
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actions: [
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if (chatState is ChatConnectedData && chatState.remainingSeconds != null)
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Padding(
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padding: const EdgeInsets.only(right: 16),
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child: Center(
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child: Text(
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'${chatState.remainingSeconds}s',
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style: TextStyle(
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color: chatState.remainingSeconds! < 30 ? Colors.red : Colors.black,
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fontWeight: FontWeight.bold,
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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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body: _buildBody(chatState, closureState),
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),
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);
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}
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Widget _buildBody(ChatData chatState, SessionClosureData closureState) {
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if (chatState is ChatConnectingData) {
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return const Center(child: CircularProgressIndicator());
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}
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if (chatState is ChatErrorData) {
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return Center(child: Text(chatState.message));
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}
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if (chatState is ChatConnectedData) {
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return _buildChatBody(chatState, closureState);
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}
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return const SizedBox.shrink();
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}
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Widget _buildChatBody(ChatConnectedData state, SessionClosureData closureState) {
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if (closureState is ClosureShowGoodbyeData || closureState is ClosureSubmittingData) {
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return _buildGoodbyeView(closureState);
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}
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if (state.sessionPaused) {
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return _buildPausedView();
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}
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return Stack(
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children: [
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// Background pattern
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Positioned.fill(
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child: Container(
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color: _kBgTint,
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child: Image.asset(
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'assets/images/chat_pattern.png',
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repeat: ImageRepeat.repeat,
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fit: BoxFit.none,
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),
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),
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),
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// Content
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Column(
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children: [
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// Entry banners
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if (_showBestieBanner)
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_buildEntryBanner(
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'[Bestie] Sudah Memasuki Ruangan',
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() => setState(() => _showBestieBanner = false),
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),
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if (_showUserBanner)
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_buildEntryBanner(
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'[User] Sudah Memasuki Ruangan',
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() => setState(() => _showUserBanner = false),
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),
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// Messages
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Expanded(
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child: ListView.builder(
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controller: _scrollController,
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padding: const EdgeInsets.all(16),
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itemCount: state.messages.length,
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itemBuilder: (context, index) {
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final msg = state.messages[index];
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final isMe = msg.senderType == UserType.customer;
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return _buildMessageBubble(msg, isMe);
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},
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),
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),
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// Typing indicator
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if (state.isOtherTyping)
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const Padding(
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padding: EdgeInsets.symmetric(horizontal: 16, vertical: 4),
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child: Align(
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alignment: Alignment.centerLeft,
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child: Text('Bestie sedang mengetik...', style: TextStyle(color: Colors.grey, fontSize: 12)),
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),
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),
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// Input bar or session ended bar
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if (state.sessionExpired)
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_buildSessionEndedBar()
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else
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_buildInputBar(),
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],
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),
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],
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);
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}
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Widget _buildEntryBanner(String text, VoidCallback onDismiss) {
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return Container(
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color: _kBannerColor,
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
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child: Row(
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children: [
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const Icon(Icons.volume_up, color: Colors.white, size: 18),
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const SizedBox(width: 8),
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Expanded(
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child: Text(text, style: const TextStyle(color: Colors.white, fontSize: 13)),
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),
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GestureDetector(
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onTap: onDismiss,
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child: const Icon(Icons.close, color: Colors.white, size: 18),
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),
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],
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),
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);
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}
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Widget _buildMessageBubble(ChatMessage msg, bool isMe) {
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return Align(
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alignment: isMe ? Alignment.centerRight : Alignment.centerLeft,
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child: Container(
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margin: const EdgeInsets.symmetric(vertical: 4),
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padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
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constraints: BoxConstraints(maxWidth: MediaQuery.of(context).size.width * 0.75),
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decoration: BoxDecoration(
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color: isMe ? _kUserBubbleColor : Colors.white,
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borderRadius: BorderRadius.circular(16),
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Text(msg.content, style: const TextStyle(fontSize: 15)),
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const SizedBox(height: 4),
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Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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'${msg.createdAt.hour.toString().padLeft(2, '0')}:${msg.createdAt.minute.toString().padLeft(2, '0')}',
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style: TextStyle(fontSize: 10, color: isMe ? Colors.white70 : Colors.grey),
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),
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if (isMe) ...[
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const SizedBox(width: 4),
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_buildStatusIcon(msg.status),
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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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Widget _buildStatusIcon(String status) {
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switch (status) {
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case 'sending':
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return const Icon(Icons.access_time, size: 14, color: Colors.white70);
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case MessageStatus.sent:
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return const Icon(Icons.check, size: 14, color: Colors.white70);
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case MessageStatus.delivered:
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return const Icon(Icons.done_all, size: 14, color: Colors.white70);
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case MessageStatus.read:
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return const Icon(Icons.done_all, size: 14, color: Colors.white);
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default:
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return const SizedBox.shrink();
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}
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}
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Widget _buildInputBar() {
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return SafeArea(
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child: Container(
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padding: const EdgeInsets.all(8),
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color: Colors.white,
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child: Row(
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children: [
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Expanded(
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child: TextField(
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controller: _messageController,
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onChanged: _onTextChanged,
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textInputAction: TextInputAction.send,
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onSubmitted: (_) => _sendMessage(),
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decoration: InputDecoration(
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hintText: 'Ketik Pesan',
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hintStyle: TextStyle(color: Colors.grey.shade400),
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filled: true,
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fillColor: Colors.grey.shade100,
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(24),
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borderSide: BorderSide.none,
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),
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contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 10),
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),
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),
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),
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const SizedBox(width: 8),
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Container(
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decoration: const BoxDecoration(
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color: _kAccentPink,
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shape: BoxShape.circle,
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),
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child: IconButton(
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icon: const Icon(Icons.send, color: Colors.white, size: 20),
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onPressed: _sendMessage,
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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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Widget _buildSessionEndedBar() {
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return SafeArea(
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
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decoration: BoxDecoration(
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color: _kBgTint,
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border: Border(top: BorderSide(color: Colors.grey.shade300)),
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),
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child: Row(
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children: [
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const Icon(Icons.access_time, color: Colors.red, size: 18),
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const SizedBox(width: 8),
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const Expanded(
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child: Text(
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'Waktu Curhat Berakhir',
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style: TextStyle(color: Colors.red, fontWeight: FontWeight.w500),
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),
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),
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GestureDetector(
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onTap: () => PricingBottomSheet.showForExtension(context, sessionId: widget.sessionId),
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child: const Text(
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'Curhat Lagi',
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style: TextStyle(color: _kAccentPink, fontWeight: FontWeight.bold),
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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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Widget _buildGoodbyeView(SessionClosureData closureState) {
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final controller = TextEditingController();
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return SingleChildScrollView(
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padding: const EdgeInsets.all(32),
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child: Column(
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children: [
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const SizedBox(height: 48),
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const Icon(Icons.waving_hand, size: 64, color: Colors.amber),
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const SizedBox(height: 16),
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const Text('Pesan Penutup', style: TextStyle(fontSize: 20, fontWeight: FontWeight.bold)),
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const SizedBox(height: 8),
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const Text('Tuliskan pesan terakhirmu untuk Bestie', textAlign: TextAlign.center),
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const SizedBox(height: 24),
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TextField(
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controller: controller,
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maxLines: 3,
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decoration: InputDecoration(
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hintText: 'Terima kasih, Bestie...',
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border: OutlineInputBorder(borderRadius: BorderRadius.circular(12)),
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),
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),
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const SizedBox(height: 16),
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ElevatedButton(
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onPressed: closureState is ClosureSubmittingData
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? null
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: () {
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final text = controller.text.trim();
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if (text.isNotEmpty) {
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ref.read(sessionClosureProvider.notifier).submitGoodbye(
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widget.sessionId, text,
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);
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}
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},
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child: closureState is ClosureSubmittingData
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? const SizedBox(width: 20, height: 20, child: CircularProgressIndicator(strokeWidth: 2))
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: const Text('Kirim & Selesai'),
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),
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],
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),
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);
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}
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Widget _buildPausedView() {
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return const Center(
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child: Padding(
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padding: EdgeInsets.all(32),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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CircularProgressIndicator(),
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SizedBox(height: 24),
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Text('Menunggu konfirmasi Bestie...', style: TextStyle(fontSize: 18)),
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SizedBox(height: 8),
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Text('Chat dijeda sementara', style: TextStyle(color: Colors.grey)),
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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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