928 lines
29 KiB
Dart
928 lines
29 KiB
Dart
import 'package:didvan/services/ai_rag_service.dart';
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import 'package:didvan/services/ai_voice_service.dart';
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import 'package:didvan/views/widgets/didvan/text.dart';
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import 'package:didvan/providers/user.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_svg/flutter_svg.dart';
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import 'package:flutter_spinkit/flutter_spinkit.dart';
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import 'package:provider/provider.dart';
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import 'package:record/record.dart';
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import 'package:path_provider/path_provider.dart';
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import 'dart:ui';
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import 'dart:io';
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class AiChatDialog extends StatefulWidget {
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const AiChatDialog({super.key});
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@override
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State<AiChatDialog> createState() => _AiChatDialogState();
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}
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class _AiChatDialogState extends State<AiChatDialog>
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with TickerProviderStateMixin {
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final TextEditingController _messageController = TextEditingController();
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final ScrollController _scrollController = ScrollController();
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final List<ChatMessage> _messages = [];
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bool _isLoading = false;
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bool _isRecording = false;
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late AnimationController _animationController;
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late AnimationController _pulseController;
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final AudioRecorder _audioRecorder = AudioRecorder();
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String? _recordingPath;
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@override
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void initState() {
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super.initState();
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_animationController = AnimationController(
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vsync: this,
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duration: const Duration(milliseconds: 400),
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);
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_pulseController = AnimationController(
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vsync: this,
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duration: const Duration(milliseconds: 1500),
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)..repeat(reverse: true);
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_animationController.forward();
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Future.delayed(const Duration(milliseconds: 500), () {
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if (mounted) {
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setState(() {
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_messages.add(ChatMessage(
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text:
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'سلام! 👋\n\nمن دستیار هوشمند دیدوان هستم. میتونم در مورد اخبار، تحلیلها و محتوای دیدوان بهتون کمک کنم.\n\nچه سوالی دارید؟ 😊',
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isUser: false,
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timestamp: DateTime.now(),
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));
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});
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_scrollToBottom();
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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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_messageController.dispose();
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_scrollController.dispose();
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_animationController.dispose();
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_pulseController.dispose();
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_audioRecorder.dispose();
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super.dispose();
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}
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void _scrollToBottom() {
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Future.delayed(const Duration(milliseconds: 100), () {
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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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}
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Future<void> _sendMessage() async {
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final message = _messageController.text.trim();
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if (message.isEmpty) return;
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setState(() {
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_messages.add(ChatMessage(
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text: message,
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isUser: true,
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timestamp: DateTime.now(),
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));
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_isLoading = true;
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_messageController.clear();
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});
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_scrollToBottom();
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final response = await AiRagService.sendMessage(message);
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setState(() {
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_messages.add(ChatMessage(
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text: response.output,
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isUser: false,
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timestamp: DateTime.now(),
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sources: response.sources,
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));
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_isLoading = false;
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});
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_scrollToBottom();
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}
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Future<void> _startRecording() async {
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try {
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if (await _audioRecorder.hasPermission()) {
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setState(() {
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_isRecording = true;
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});
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final directory = await getTemporaryDirectory();
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final timestamp = DateTime.now().millisecondsSinceEpoch;
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_recordingPath = '${directory.path}/voice_$timestamp.m4a';
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await _audioRecorder.start(
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const RecordConfig(
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encoder: AudioEncoder.aacLc,
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),
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path: _recordingPath!,
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);
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await Future.delayed(const Duration(milliseconds: 200));
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}
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} catch (e) {
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setState(() {
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_isRecording = false;
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});
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debugPrint('Error starting recording: $e');
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}
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}
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Future<void> _stopRecording() async {
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try {
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final path = await _audioRecorder.stop();
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setState(() {
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_isRecording = false;
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});
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if (path != null) {
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setState(() {
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_messages.add(ChatMessage(
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text: '🎤 پیام صوتی',
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isUser: true,
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timestamp: DateTime.now(),
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));
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_isLoading = true;
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});
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_scrollToBottom();
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final response = await AiVoiceService.uploadVoice(path);
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if (response.isSuccess && response.text.isNotEmpty) {
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final ragResponse = await AiRagService.sendMessage(response.text);
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setState(() {
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_messages.add(ChatMessage(
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text: ragResponse.output,
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isUser: false,
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timestamp: DateTime.now(),
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sources: ragResponse.sources,
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));
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_isLoading = false;
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});
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} else {
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setState(() {
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_messages.add(ChatMessage(
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text: 'خطا در پردازش پیام صوتی',
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isUser: false,
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timestamp: DateTime.now(),
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));
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_isLoading = false;
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});
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}
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_scrollToBottom();
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try {
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await File(path).delete();
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} catch (e) {
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debugPrint('Error deleting temp file: $e');
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}
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}
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} catch (e) {
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setState(() {
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_isRecording = false;
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_isLoading = false;
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});
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debugPrint('Error stopping recording: $e');
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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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return Dialog(
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backgroundColor: Colors.transparent,
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insetPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 24),
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child: ScaleTransition(
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scale: CurvedAnimation(
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parent: _animationController,
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curve: Curves.elasticOut,
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),
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child: BackdropFilter(
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filter: ImageFilter.blur(sigmaX: 10, sigmaY: 10),
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child: Container(
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constraints: const BoxConstraints(maxWidth: 500, maxHeight: 600),
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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colors: [
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Colors.white.withOpacity(0.95),
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const Color(0xFFF8F9FF).withOpacity(0.95),
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],
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),
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borderRadius: BorderRadius.circular(24),
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border: Border.all(
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color: Colors.white.withOpacity(0.6),
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width: 1.5,
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),
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boxShadow: [
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BoxShadow(
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color: const Color(0xFF0066AA).withOpacity(0.15),
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blurRadius: 30,
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spreadRadius: 0,
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offset: const Offset(0, 15),
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),
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BoxShadow(
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color: Colors.black.withOpacity(0.08),
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blurRadius: 15,
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spreadRadius: -3,
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offset: const Offset(0, 8),
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),
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],
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),
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child: ClipRRect(
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borderRadius: BorderRadius.circular(24),
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child: Column(
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children: [
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_buildHeader(context),
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Expanded(
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child: _buildMessageList(),
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),
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if (_isLoading) _buildLoadingIndicator(),
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if (_isRecording) _buildRecordingIndicator(),
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_buildInputField(),
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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 _buildHeader(BuildContext context) {
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return Container(
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padding: const EdgeInsets.fromLTRB(16, 16, 16, 14),
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decoration: BoxDecoration(
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gradient: const LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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colors: [
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Color(0xFF0066AA),
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Color(0xFF0088DD),
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Color(0xFF00AAFF),
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],
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),
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boxShadow: [
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BoxShadow(
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color: const Color(0xFF0066AA).withOpacity(0.2),
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blurRadius: 10,
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offset: const Offset(0, 3),
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),
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],
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),
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child: Row(
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children: [
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Stack(
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children: [
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AnimatedBuilder(
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animation: _pulseController,
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builder: (context, child) {
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return Container(
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width: 44,
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height: 44,
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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boxShadow: [
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BoxShadow(
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color: Colors.white
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.withOpacity(0.25 * _pulseController.value),
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blurRadius: 15 + (8 * _pulseController.value),
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spreadRadius: 1 + (2 * _pulseController.value),
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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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// Avatar
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Container(
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width: 44,
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height: 44,
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decoration: BoxDecoration(
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color: Colors.white,
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shape: BoxShape.circle,
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.15),
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blurRadius: 8,
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offset: const Offset(0, 3),
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),
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],
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),
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padding: const EdgeInsets.all(10),
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child: SvgPicture.asset(
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'lib/assets/icons/live ai.svg',
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colorFilter: const ColorFilter.mode(
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Color(0xFF0066AA),
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BlendMode.srcIn,
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),
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),
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),
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// Online indicator
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Positioned(
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bottom: 1,
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left: 1,
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child: Container(
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width: 11,
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height: 11,
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decoration: BoxDecoration(
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color: const Color(0xFF00FF88),
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shape: BoxShape.circle,
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border: Border.all(color: Colors.white, width: 1.5),
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boxShadow: [
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BoxShadow(
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color: const Color(0xFF00FF88).withOpacity(0.4),
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blurRadius: 6,
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spreadRadius: 0.5,
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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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const SizedBox(width: 12),
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const Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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DidvanText(
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'دستیار هوشمند دیدوان',
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fontSize: 16,
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fontWeight: FontWeight.bold,
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color: Colors.white,
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),
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SizedBox(height: 3),
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Row(
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children: [
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SizedBox(width: 4),
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DidvanText(
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'آنلاین',
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fontSize: 11,
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color: Colors.white70,
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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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Container(
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decoration: BoxDecoration(
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color: Colors.white.withOpacity(0.2),
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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.close_rounded,
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color: Colors.white, size: 20),
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onPressed: () => Navigator.pop(context),
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splashRadius: 20,
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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 _buildMessageList() {
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return Container(
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [
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Colors.white.withOpacity(0.5),
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const Color(0xFFF8F9FF).withOpacity(0.3),
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],
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),
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),
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child: ListView.builder(
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controller: _scrollController,
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padding: const EdgeInsets.fromLTRB(14, 14, 14, 10),
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itemCount: _messages.length,
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itemBuilder: (context, index) {
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final message = _messages[index];
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return _buildMessageBubble(message);
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},
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),
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);
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}
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Widget _buildMessageBubble(ChatMessage message) {
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return TweenAnimationBuilder<double>(
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tween: Tween(begin: 0.0, end: 1.0),
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duration: const Duration(milliseconds: 400),
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curve: Curves.easeOutCubic,
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builder: (context, value, child) {
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return Transform.translate(
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offset: Offset(0, 20 * (1 - value)),
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child: Opacity(
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opacity: value,
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child: child,
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),
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);
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},
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child: Padding(
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padding: const EdgeInsets.only(bottom: 12),
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child: Row(
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mainAxisAlignment:
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message.isUser ? MainAxisAlignment.start : MainAxisAlignment.end,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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if (message.isUser) _buildUserAvatar(),
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if (message.isUser) const SizedBox(width: 8),
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Flexible(
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child: Column(
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crossAxisAlignment: message.isUser
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? CrossAxisAlignment.start
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: CrossAxisAlignment.end,
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children: [
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Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 12, vertical: 10),
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decoration: BoxDecoration(
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gradient: !message.isUser
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? const LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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colors: [
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Color(0xFF0066AA),
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Color(0xFF0088DD),
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],
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)
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: null,
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color: !message.isUser ? null : const Color(0xFFF5F7FA),
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borderRadius: BorderRadius.only(
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topLeft: Radius.circular(!message.isUser ? 4 : 16),
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topRight: const Radius.circular(16),
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bottomLeft: const Radius.circular(16),
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bottomRight: Radius.circular(!message.isUser ? 16 : 4),
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),
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border: !message.isUser
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? null
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: Border.all(
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color: const Color(0xFFE0E5EC).withOpacity(0.5),
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width: 1,
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),
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boxShadow: [
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BoxShadow(
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color: !message.isUser
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? const Color(0xFF0066AA).withOpacity(0.2)
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: Colors.black.withOpacity(0.03),
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blurRadius: 8,
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offset: const Offset(0, 3),
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),
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],
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),
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child: DidvanText(
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message.text,
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color: !message.isUser
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? Colors.white
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: const Color(0xFF1A1A1A),
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fontSize: 13.5,
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),
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),
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const SizedBox(height: 4),
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 3),
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child: DidvanText(
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_formatTime(message.timestamp),
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fontSize: 10,
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color: Colors.grey.shade400,
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),
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),
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if (message.sources.isNotEmpty) ...[
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const SizedBox(height: 8),
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Container(
|
|
padding: const EdgeInsets.symmetric(
|
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horizontal: 10, vertical: 6),
|
|
decoration: BoxDecoration(
|
|
gradient: LinearGradient(
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|
colors: [
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const Color(0xFF0066AA).withOpacity(0.08),
|
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const Color(0xFF0088DD).withOpacity(0.05),
|
|
],
|
|
),
|
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borderRadius: BorderRadius.circular(10),
|
|
border: Border.all(
|
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color: const Color(0xFF0066AA).withOpacity(0.2),
|
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width: 0.8,
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),
|
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),
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child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
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Container(
|
|
padding: const EdgeInsets.all(3),
|
|
decoration: BoxDecoration(
|
|
color: const Color(0xFF0066AA).withOpacity(0.1),
|
|
shape: BoxShape.circle,
|
|
),
|
|
child: const Icon(
|
|
Icons.bookmark_rounded,
|
|
size: 12,
|
|
color: Color(0xFF0066AA),
|
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),
|
|
),
|
|
const SizedBox(width: 6),
|
|
DidvanText(
|
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'منابع: ${message.sources.join(", ")}',
|
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fontSize: 11,
|
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color: const Color(0xFF0066AA),
|
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fontWeight: FontWeight.w600,
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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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if (!message.isUser) const SizedBox(width: 8),
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if (!message.isUser) _buildAiAvatar(),
|
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],
|
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),
|
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),
|
|
);
|
|
}
|
|
|
|
Widget _buildAiAvatar() {
|
|
return Container(
|
|
width: 32,
|
|
height: 32,
|
|
decoration: BoxDecoration(
|
|
gradient: const LinearGradient(
|
|
begin: Alignment.topLeft,
|
|
end: Alignment.bottomRight,
|
|
colors: [
|
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Color(0xFF0066AA),
|
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Color(0xFF00AAFF),
|
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],
|
|
),
|
|
shape: BoxShape.circle,
|
|
boxShadow: [
|
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BoxShadow(
|
|
color: const Color(0xFF0066AA).withOpacity(0.3),
|
|
blurRadius: 8,
|
|
offset: const Offset(0, 3),
|
|
),
|
|
],
|
|
),
|
|
padding: const EdgeInsets.all(7),
|
|
child: SvgPicture.asset(
|
|
'lib/assets/icons/live ai.svg',
|
|
colorFilter: const ColorFilter.mode(
|
|
Colors.white,
|
|
BlendMode.srcIn,
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
Widget _buildUserAvatar() {
|
|
return Consumer<UserProvider>(
|
|
builder: (context, userProvider, _) {
|
|
if (userProvider.user.photo != null &&
|
|
userProvider.user.photo!.isNotEmpty) {
|
|
return Container(
|
|
width: 40,
|
|
height: 40,
|
|
decoration: BoxDecoration(
|
|
shape: BoxShape.circle,
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: Colors.grey.withOpacity(0.25),
|
|
blurRadius: 6,
|
|
offset: const Offset(0, 2),
|
|
),
|
|
],
|
|
),
|
|
child: ClipRRect(
|
|
borderRadius: BorderRadius.circular(16),
|
|
child: Image.network(
|
|
userProvider.user.photo!,
|
|
fit: BoxFit.cover,
|
|
errorBuilder: (context, error, stackTrace) {
|
|
return _buildDefaultUserAvatar();
|
|
},
|
|
),
|
|
),
|
|
);
|
|
}
|
|
return _buildDefaultUserAvatar();
|
|
},
|
|
);
|
|
}
|
|
|
|
Widget _buildDefaultUserAvatar() {
|
|
return Container(
|
|
width: 40,
|
|
height: 40,
|
|
decoration: BoxDecoration(
|
|
gradient: LinearGradient(
|
|
begin: Alignment.topLeft,
|
|
end: Alignment.bottomRight,
|
|
colors: [
|
|
Colors.grey.shade400,
|
|
Colors.grey.shade500,
|
|
],
|
|
),
|
|
shape: BoxShape.circle,
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: Colors.grey.withOpacity(0.25),
|
|
blurRadius: 6,
|
|
offset: const Offset(0, 2),
|
|
),
|
|
],
|
|
),
|
|
child: const Icon(
|
|
Icons.person_rounded,
|
|
size: 18,
|
|
color: Colors.white,
|
|
),
|
|
);
|
|
}
|
|
|
|
Widget _buildLoadingIndicator() {
|
|
return Padding(
|
|
padding: const EdgeInsets.fromLTRB(14, 6, 14, 10),
|
|
child: Row(
|
|
mainAxisAlignment: MainAxisAlignment.end,
|
|
children: [
|
|
Container(
|
|
padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
|
|
decoration: BoxDecoration(
|
|
color: const Color(0xFFF5F7FA),
|
|
borderRadius: BorderRadius.circular(16),
|
|
border: Border.all(
|
|
color: const Color(0xFFE0E5EC).withOpacity(0.5),
|
|
width: 1,
|
|
),
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: Colors.black.withOpacity(0.03),
|
|
blurRadius: 8,
|
|
offset: const Offset(0, 3),
|
|
),
|
|
],
|
|
),
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Text(
|
|
'در حال تایپ...',
|
|
style: TextStyle(
|
|
color: Colors.grey.shade600,
|
|
fontSize: 12,
|
|
fontStyle: FontStyle.italic,
|
|
),
|
|
),
|
|
const SizedBox(width: 10),
|
|
const SpinKitThreeBounce(
|
|
color: Color(0xFF0066AA),
|
|
size: 14,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
const SizedBox(width: 8),
|
|
_buildAiAvatar(),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
Widget _buildRecordingIndicator() {
|
|
return Container(
|
|
padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
|
|
margin: const EdgeInsets.only(bottom: 6),
|
|
decoration: BoxDecoration(
|
|
gradient: LinearGradient(
|
|
begin: Alignment.topLeft,
|
|
end: Alignment.bottomRight,
|
|
colors: [
|
|
const Color(0xFFFF3366).withOpacity(0.1),
|
|
const Color(0xFFFF6699).withOpacity(0.05),
|
|
],
|
|
),
|
|
border: Border.all(
|
|
color: const Color(0xFFFF3366).withOpacity(0.3),
|
|
width: 1,
|
|
),
|
|
),
|
|
child: Row(
|
|
children: [
|
|
Container(
|
|
width: 8,
|
|
height: 8,
|
|
decoration: BoxDecoration(
|
|
color: const Color(0xFFFF3366),
|
|
shape: BoxShape.circle,
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: const Color(0xFFFF3366).withOpacity(0.4),
|
|
blurRadius: 6,
|
|
spreadRadius: 1,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
const SizedBox(width: 10),
|
|
const Expanded(
|
|
child: DidvanText(
|
|
'🎙️ در حال ضبط...',
|
|
fontSize: 12,
|
|
color: Color(0xFFFF3366),
|
|
fontWeight: FontWeight.w600,
|
|
),
|
|
),
|
|
const Icon(
|
|
Icons.mic_rounded,
|
|
color: Color(0xFFFF3366),
|
|
size: 16,
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
Widget _buildInputField() {
|
|
return Container(
|
|
padding: const EdgeInsets.all(14),
|
|
decoration: BoxDecoration(
|
|
color: Colors.white.withOpacity(0.95),
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: Colors.black.withOpacity(0.06),
|
|
blurRadius: 15,
|
|
offset: const Offset(0, -3),
|
|
),
|
|
],
|
|
),
|
|
child: Row(
|
|
crossAxisAlignment: CrossAxisAlignment.end,
|
|
children: [
|
|
Expanded(
|
|
child: Container(
|
|
constraints: const BoxConstraints(maxHeight: 100),
|
|
decoration: BoxDecoration(
|
|
color: const Color(0xFFF5F7FA),
|
|
borderRadius: BorderRadius.circular(22),
|
|
border: Border.all(
|
|
color: const Color(0xFFE0E5EC).withOpacity(0.5),
|
|
width: 1.2,
|
|
),
|
|
),
|
|
child: TextField(
|
|
controller: _messageController,
|
|
maxLines: null,
|
|
textInputAction: TextInputAction.send,
|
|
onSubmitted: (_) => _sendMessage(),
|
|
style: const TextStyle(
|
|
fontSize: 13.5,
|
|
color: Color(0xFF1A1A1A),
|
|
),
|
|
decoration: InputDecoration(
|
|
hintText: 'پیام خود را بنویسید...',
|
|
hintStyle: TextStyle(
|
|
color: Colors.grey.shade400,
|
|
fontSize: 13,
|
|
),
|
|
border: InputBorder.none,
|
|
contentPadding: const EdgeInsets.symmetric(
|
|
horizontal: 16,
|
|
vertical: 12,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
const SizedBox(width: 10),
|
|
GestureDetector(
|
|
onTap: () {
|
|
if (!_isLoading) {
|
|
if (_isRecording) {
|
|
_stopRecording();
|
|
} else {
|
|
_startRecording();
|
|
}
|
|
}
|
|
},
|
|
child: AnimatedContainer(
|
|
duration: const Duration(milliseconds: 200),
|
|
width: 44,
|
|
height: 44,
|
|
decoration: BoxDecoration(
|
|
gradient: LinearGradient(
|
|
begin: Alignment.topLeft,
|
|
end: Alignment.bottomRight,
|
|
colors: _isRecording
|
|
? [const Color(0xFFFF3366), const Color(0xFFFF6699)]
|
|
: [const Color(0xFF6B7280), const Color(0xFF9CA3AF)],
|
|
),
|
|
shape: BoxShape.circle,
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: (_isRecording
|
|
? const Color(0xFFFF3366)
|
|
: const Color(0xFF6B7280))
|
|
// ignore: deprecated_member_use
|
|
.withOpacity(0.35),
|
|
blurRadius: _isRecording ? 16 : 10,
|
|
offset: const Offset(0, 3),
|
|
),
|
|
],
|
|
),
|
|
child: Icon(
|
|
_isRecording ? Icons.stop_rounded : Icons.mic_rounded,
|
|
color: Colors.white,
|
|
size: 20,
|
|
),
|
|
),
|
|
),
|
|
const SizedBox(width: 10),
|
|
// دکمه ارسال
|
|
GestureDetector(
|
|
onTap: _isLoading || _isRecording ? null : _sendMessage,
|
|
child: AnimatedContainer(
|
|
duration: const Duration(milliseconds: 200),
|
|
width: 44,
|
|
height: 44,
|
|
decoration: BoxDecoration(
|
|
gradient: LinearGradient(
|
|
begin: Alignment.topLeft,
|
|
end: Alignment.bottomRight,
|
|
colors: (_isLoading || _isRecording)
|
|
? [Colors.grey.shade300, Colors.grey.shade400]
|
|
: [const Color(0xFF0066AA), const Color(0xFF00AAFF)],
|
|
),
|
|
shape: BoxShape.circle,
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: ((_isLoading || _isRecording)
|
|
? Colors.grey.shade400
|
|
: const Color(0xFF0066AA))
|
|
// ignore: deprecated_member_use
|
|
.withOpacity(0.35),
|
|
blurRadius: 12,
|
|
offset: const Offset(0, 3),
|
|
),
|
|
],
|
|
),
|
|
child: _isLoading
|
|
? const Padding(
|
|
padding: EdgeInsets.all(11),
|
|
child: CircularProgressIndicator(
|
|
strokeWidth: 2,
|
|
valueColor: AlwaysStoppedAnimation<Color>(Colors.white),
|
|
),
|
|
)
|
|
: const Icon(
|
|
Icons.arrow_upward_rounded,
|
|
color: Colors.white,
|
|
size: 20,
|
|
),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
String _formatTime(DateTime time) {
|
|
final hour = time.hour.toString().padLeft(2, '0');
|
|
final minute = time.minute.toString().padLeft(2, '0');
|
|
return '$hour:$minute';
|
|
}
|
|
}
|
|
|
|
class ChatMessage {
|
|
final String text;
|
|
final bool isUser;
|
|
final DateTime timestamp;
|
|
final List<int> sources;
|
|
|
|
ChatMessage({
|
|
required this.text,
|
|
required this.isUser,
|
|
required this.timestamp,
|
|
this.sources = const [],
|
|
});
|
|
}
|