Change PIN to 1451
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
ARCHITECT
358
apps/captain-mobile-v2/flutter/lib/screens/chat_screen.dart
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358
apps/captain-mobile-v2/flutter/lib/screens/chat_screen.dart
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@@ -0,0 +1,358 @@
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import '../providers/auth_provider.dart';
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import '../providers/chat_provider.dart';
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import '../services/chat_service.dart';
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import '../widgets/message_bubble.dart';
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import '../widgets/chat_input.dart';
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class ChatScreen extends StatefulWidget {
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const ChatScreen({super.key});
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@override
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State<ChatScreen> createState() => _ChatScreenState();
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}
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class _ChatScreenState extends State<ChatScreen> with WidgetsBindingObserver {
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final _scrollController = ScrollController();
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@override
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void initState() {
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super.initState();
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WidgetsBinding.instance.addObserver(this);
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WidgetsBinding.instance.addPostFrameCallback((_) {
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final auth = context.read<AuthProvider>();
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final chat = context.read<ChatProvider>();
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chat.updateAuth(auth);
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chat.addListener(_onChatUpdate);
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});
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}
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String? _lastError;
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void _onChatUpdate() {
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final chat = context.read<ChatProvider>();
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if (chat.error != null && chat.error != _lastError) {
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_lastError = chat.error;
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text(chat.error!),
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backgroundColor: Colors.red.shade700,
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action: SnackBarAction(
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label: 'OK',
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textColor: Colors.white,
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onPressed: () => chat.clearError(),
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),
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),
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);
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}
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}
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@override
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void dispose() {
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WidgetsBinding.instance.removeObserver(this);
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_scrollController.dispose();
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try {
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final chat = context.read<ChatProvider>();
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chat.removeListener(_onChatUpdate);
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} catch (_) {}
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super.dispose();
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}
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@override
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void didChangeAppLifecycleState(AppLifecycleState state) {
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if (state == AppLifecycleState.resumed) {
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final chat = context.read<ChatProvider>();
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if (!chat.isConnected) {
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chat.connect();
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}
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}
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}
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void _scrollToBottom() {
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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: 300),
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curve: Curves.easeOut,
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);
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}
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}
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void _sendMessage(String message) {
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final chat = context.read<ChatProvider>();
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chat.sendMessage(message);
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Future.delayed(const Duration(milliseconds: 100), _scrollToBottom);
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}
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void _newChat() {
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final chat = context.read<ChatProvider>();
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final name = 'Chat ${DateTime.now().hour}:${DateTime.now().minute.toString().padLeft(2, '0')}';
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chat.createSession(name);
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}
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void _logout() {
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final auth = context.read<AuthProvider>();
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final chat = context.read<ChatProvider>();
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chat.disconnect();
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auth.logout();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: const Color(0xFF1A1A1A),
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appBar: AppBar(
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backgroundColor: const Color(0xFF2D2D2D),
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elevation: 0,
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title: Consumer<ChatProvider>(
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builder: (context, chat, _) {
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return Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(Icons.auto_awesome, color: Colors.orange.shade400, size: 24),
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const SizedBox(width: 8),
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Text(
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chat.currentSession?.name ?? 'Captain Claude',
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style: const TextStyle(fontSize: 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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actions: [
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Consumer<ChatProvider>(
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builder: (context, chat, _) {
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return IconButton(
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icon: const Icon(Icons.add),
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onPressed: _newChat,
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tooltip: 'Nuevo Chat',
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);
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},
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),
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IconButton(
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icon: const Icon(Icons.logout),
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onPressed: _logout,
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tooltip: 'Salir',
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),
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],
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),
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body: Column(
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children: [
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// Connection status bar
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Consumer<ChatProvider>(
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builder: (context, chat, _) {
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return _buildConnectionBar(chat);
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},
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),
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// Messages list
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Expanded(
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child: Consumer<ChatProvider>(
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builder: (context, chat, _) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (chat.isProcessing) _scrollToBottom();
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});
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if (!chat.isSessionConnected) {
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return _buildStartState();
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}
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if (chat.messages.isEmpty) {
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return _buildEmptyState();
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}
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return ListView.builder(
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controller: _scrollController,
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padding: const EdgeInsets.only(top: 8, bottom: 8),
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itemCount: chat.messages.length,
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itemBuilder: (context, index) {
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return MessageBubble(message: chat.messages[index]);
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},
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);
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},
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),
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),
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// Input area
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Consumer<ChatProvider>(
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builder: (context, chat, _) {
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return ChatInput(
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onSend: _sendMessage,
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isConnected: chat.isConnected && chat.isSessionConnected,
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isLoading: chat.isProcessing,
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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 _buildConnectionBar(ChatProvider chat) {
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if (chat.connectionState == ChatConnectionState.connected) {
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return const SizedBox.shrink();
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}
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Color backgroundColor;
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String text;
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IconData icon;
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switch (chat.connectionState) {
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case ChatConnectionState.connecting:
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backgroundColor = Colors.blue.shade700;
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text = 'Conectando...';
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icon = Icons.sync;
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break;
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case ChatConnectionState.reconnecting:
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backgroundColor = Colors.orange.shade700;
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text = 'Reconectando...';
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icon = Icons.sync;
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break;
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case ChatConnectionState.error:
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backgroundColor = Colors.red.shade700;
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text = 'Error de conexión';
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icon = Icons.error_outline;
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break;
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default:
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backgroundColor = Colors.grey.shade700;
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text = 'Desconectado';
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icon = Icons.cloud_off;
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}
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final showRetry = chat.connectionState == ChatConnectionState.error ||
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chat.connectionState == ChatConnectionState.disconnected;
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return GestureDetector(
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onTap: showRetry ? () => chat.connect() : null,
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
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color: backgroundColor,
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(icon, size: 16, color: Colors.white),
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const SizedBox(width: 8),
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Text(
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showRetry ? '$text - Toca para reintentar' : text,
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style: const TextStyle(color: Colors.white, fontSize: 13),
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),
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if (chat.connectionState == ChatConnectionState.connecting ||
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chat.connectionState == ChatConnectionState.reconnecting) ...[
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const SizedBox(width: 8),
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const SizedBox(
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width: 12,
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height: 12,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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color: Colors.white,
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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 _buildStartState() {
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return Center(
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child: Padding(
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padding: const EdgeInsets.all(32),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(
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Icons.chat_bubble_outline,
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size: 80,
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color: Colors.orange.shade400.withOpacity(0.5),
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),
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const SizedBox(height: 24),
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Text(
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'Captain Claude',
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style: TextStyle(
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color: Colors.grey.shade300,
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fontSize: 24,
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 12),
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Text(
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'Toca el botón + para iniciar un chat',
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textAlign: TextAlign.center,
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style: TextStyle(
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color: Colors.grey.shade500,
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fontSize: 15,
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),
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),
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const SizedBox(height: 32),
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ElevatedButton.icon(
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onPressed: _newChat,
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icon: const Icon(Icons.add),
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label: const Text('Nuevo Chat'),
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.orange.shade700,
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foregroundColor: Colors.white,
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padding: const EdgeInsets.symmetric(horizontal: 32, vertical: 16),
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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 _buildEmptyState() {
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return Center(
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child: Padding(
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padding: const EdgeInsets.all(32),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(
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Icons.auto_awesome,
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size: 80,
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color: Colors.orange.shade400.withOpacity(0.5),
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),
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const SizedBox(height: 24),
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Text(
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'Chat Conectado',
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style: TextStyle(
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color: Colors.grey.shade300,
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fontSize: 24,
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 12),
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Text(
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'Escribe un mensaje para hablar con Claude',
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textAlign: TextAlign.center,
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style: TextStyle(
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color: Colors.grey.shade500,
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fontSize: 15,
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),
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),
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const SizedBox(height: 32),
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Wrap(
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spacing: 8,
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runSpacing: 8,
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alignment: WrapAlignment.center,
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children: [
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_buildSuggestionChip('Hola'),
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_buildSuggestionChip('Estado del sistema'),
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_buildSuggestionChip('Ayuda'),
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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 _buildSuggestionChip(String text) {
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return ActionChip(
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label: Text(text),
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backgroundColor: const Color(0xFF2D2D2D),
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labelStyle: TextStyle(color: Colors.grey.shade300, fontSize: 13),
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side: BorderSide(color: Colors.grey.shade700),
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onPressed: () => _sendMessage(text),
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);
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}
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}
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