100 lines
3.0 KiB
Dart
100 lines
3.0 KiB
Dart
import 'package:ai_chat_assistant/models/chat_message.dart';
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import 'package:t_basic_intl/intl.dart';
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import 'package:flutter/material.dart';
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import '../enums/message_status.dart';
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import '../widgets/chat_box.dart';
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import '../widgets/gradient_background.dart';
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import '../services/message_service.dart';
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import 'package:provider/provider.dart';
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import '../widgets/chat_header.dart';
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import '../widgets/chat_footer.dart';
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class FullScreenPage extends StatefulWidget {
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const FullScreenPage({super.key});
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@override
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State<FullScreenPage> createState() => _FullScreenState();
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}
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class _FullScreenState extends State<FullScreenPage> {
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final ScrollController _scrollController = ScrollController();
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@override
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void initState() {
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super.initState();
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}
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@override
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void dispose() {
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_scrollController.dispose();
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super.dispose();
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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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0.0,
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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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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: GradientBackground(
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colors: const [
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Color(0XFF3B0A3F),
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Color(0xFF0E0E24),
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Color(0xFF0C0B33),
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],
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child: SafeArea(
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child: Column(
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children: [
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ChatHeader(
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onClose: () {
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Provider.of<MessageService>(context, listen: false)
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.abortReply();
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Navigator.pop(context);
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},
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),
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const SizedBox(height: 12),
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Expanded(
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child: Consumer<MessageService>(
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builder: (context, messageService, child) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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_scrollToBottom();
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});
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if (messageService.messages.isEmpty) {
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Future.delayed(const Duration(milliseconds: 500), () {
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String text = Intl.getCurrentLocale().startsWith('zh')
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? "您好，我是众众，请问有什么可以帮您？"
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: "Hi, I'm Zhongzhong, may I help you ? ";
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messageService.addMessage(text, false, MessageStatus.normal);
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});
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}
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return ChatBox(
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scrollController: _scrollController,
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messages: messageService.messages,
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);
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},
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),
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),
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const SizedBox(height: 12),
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Consumer<MessageService>(
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builder: (context, messageService, child) => ChatFooter(
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onClear: () {
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messageService.abortReply();
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messageService.clearMessages();
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},
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),
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),
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],
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),
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),
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),
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);
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}
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}
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