416 lines
13 KiB
Dart
416 lines
13 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import '../../apis/app.dart';
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import '../../components/appbar.dart';
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class MessagePage extends StatefulWidget {
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const MessagePage({super.key});
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@override
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State<MessagePage> createState() => _MessagePageState();
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}
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class _MessagePageState extends State<MessagePage> {
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bool isLoading = true;
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int currentPage = 1;
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int totalCount = 0;
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int guanzhuUnreadCount = 0;
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int likeUnreadCount = 0;
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int systemUnreadCount = 0;
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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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_scrollController.addListener(_onScroll);
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// 修改初始化加载方式
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WidgetsBinding.instance.addPostFrameCallback((_) {
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_initData();
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});
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}
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@override
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void dispose() {
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_scrollController.removeListener(_onScroll);
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_scrollController.dispose();
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super.dispose();
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}
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// 初始化数据
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Future<void> _initData() async {
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await Future.wait([
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getMsgList(),
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getNewFollowCount(),
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getLikeCount(),
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]);
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}
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// 获取系统未读消息数
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int _getSystemUnreadCount() {
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return messages.where((msg) => msg['status'] == '0').length;
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}
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// 获取总未读消息数
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int getTotalUnreadCount() {
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return guanzhuUnreadCount + likeUnreadCount + _getSystemUnreadCount();
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}
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// 更新SharedPreferences中的未读消息数
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Future<void> _updateUnreadMessageCount() async {
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if (!mounted) return;
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final prefs = await SharedPreferences.getInstance();
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await prefs.setInt('unreadMessageCount', getTotalUnreadCount());
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}
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// 修改获取新增关注人数接口
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Future<void> getNewFollowCount() async {
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try {
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final res = await userApi.getNewFollow();
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if (!mounted) return;
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if (res['code'] == 200) {
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setState(() {
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guanzhuUnreadCount = res['data'];
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});
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_updateUnreadMessageCount();
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} else {
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throw Exception('获取关注人数失败: ${res['msg']}');
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}
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} catch (e) {
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debugPrint('获取关注人数错误: $e');
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}
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}
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// 修改获取喜爱数接口
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Future<void> getLikeCount() async {
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try {
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final res = await userApi.getAddLikeNum();
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if (!mounted) return;
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if (res['code'] == 200) {
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setState(() {
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likeUnreadCount = res['data'];
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});
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_updateUnreadMessageCount();
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} else {
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throw Exception('获取喜爱数失败: ${res['msg']}');
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}
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} catch (e) {
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debugPrint('获取喜爱数错误: $e');
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}
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}
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List<dynamic> messages = [];
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// List<dynamic> messages = [];
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Future<void> getMsgList({int page = 1}) async {
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setState(() => isLoading = true);
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try {
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var result = await userApi.getSystemMessage(
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page: page,
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pageSize: 10,
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);
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debugPrint("getMsgList response: $result");
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if (!mounted) return;
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if (result['code'] == 200) {
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setState(() {
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if (page == 1) {
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// 转换每个消息对象为Map<String, dynamic>
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messages = (result['rows'] as List).map((item) => {
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'id': item['id']?.toString() ?? '',
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'type': item['type']?.toString() ?? '',
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'createTime': item['createTime']?.toString() ?? '',
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'status': item['status']?.toString() ?? '',
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'detail': item['detail']?.toString() ?? '',
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}).toList();
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} else {
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// 转换并添加新的消息
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final newMessages = (result['rows'] as List).map((item) => {
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'id': item['id']?.toString() ?? '',
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'type': item['type']?.toString() ?? '',
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'createTime': item['createTime']?.toString() ?? '',
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'status': item['status']?.toString() ?? '',
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'detail': item['detail']?.toString() ?? '',
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}).toList();
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messages.addAll(newMessages);
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}
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totalCount = result['total'] ?? 0;
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currentPage = page;
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systemUnreadCount = _getSystemUnreadCount();
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});
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_updateUnreadMessageCount();
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}
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('获取消息列表失败: ${e.toString()}')),
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);
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}
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} finally {
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if (mounted) {
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setState(() => isLoading = false);
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}
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}
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}
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String _formatDateTime(String dateTimeString) {
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DateTime dateTime = DateTime.parse(dateTimeString).toLocal();
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return '${dateTime.year}-${dateTime.month}-${dateTime.day} ${dateTime.hour}:${dateTime.minute}:${dateTime.second}'; // 格式化为 年月日 时分秒
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}
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void _onScroll() {
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if (_scrollController.position.pixels ==
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_scrollController.position.maxScrollExtent) {
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_loadMore();
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}
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}
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Future<void> _loadMore() async {
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if (!isLoading && messages.length < totalCount) {
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await getMsgList(page: currentPage + 1);
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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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// if (isLoading) {
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// return const Scaffold(
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// body: Center(
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// child: CircularProgressIndicator(),
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// ),
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// );
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// }
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// if (!isLoggedIn) {
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// return const SizedBox.shrink();
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// }
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return Scaffold(
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appBar: const CustomAppBar(title: '消息', showLeading: false),
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body: Container(
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height: MediaQuery.of(context).size.height,
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decoration: const BoxDecoration(color: Color(0xff0C0C16)),
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child: RefreshIndicator(
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onRefresh: () async {
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await _initData();
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},
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child: ListView(
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controller: _scrollController,
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children: [
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Padding(
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padding: const EdgeInsets.symmetric(vertical: 16.0),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: [
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GestureDetector(
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onTap: () async {
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if (!mounted) return;
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Navigator.pushNamed(context, '/guanZhu').then((_) async {
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// 进入关注页面后，清除关注未读数
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setState(() {
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guanzhuUnreadCount = 0;
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});
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await _updateUnreadMessageCount();
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});
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},
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child: _buildIconWithBadge(
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icon: 'images/guanzhu.png',
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label: '关注',
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unreadCount: guanzhuUnreadCount,
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),
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),
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GestureDetector(
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onTap: () async {
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if (!mounted) return;
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Navigator.pushNamed(context, '/recevieLike').then((_) async {
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// 进入喜爱页面后，清除喜爱未读数
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setState(() {
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likeUnreadCount = 0;
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});
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await _updateUnreadMessageCount();
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});
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},
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child: _buildIconWithBadge(
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icon: 'images/like.png',
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label: '喜爱',
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unreadCount: likeUnreadCount,
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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 Divider(color: Color(0xff1D1D27)),
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ListView.builder(
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shrinkWrap: true,
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physics: const NeverScrollableScrollPhysics(),
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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 GestureDetector(
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onTap: () async {
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final result = await Navigator.pushNamed(
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context,
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'/messageDetail',
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arguments: message['id'],
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);
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if (result != null) {
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// 从消息详情页返回后，立即刷新消息列表
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await getMsgList(page: 1);
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await getNewFollowCount();
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await getLikeCount();
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}
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},
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child: _buildMessageItem(message),
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);
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},
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),
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if (messages.isNotEmpty)
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Container(
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padding: const EdgeInsets.symmetric(vertical: 16),
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alignment: Alignment.center,
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child: messages.length < totalCount
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? const SizedBox(
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width: 24,
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height: 24,
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child: CircularProgressIndicator(
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strokeWidth: 2.0,
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color: Colors.white,
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),
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)
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: const Text(
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'已经到底啦',
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style: TextStyle(
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color: Colors.grey,
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fontSize: 14,
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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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Widget _buildIconWithBadge({
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required String icon,
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required String label,
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required int unreadCount,
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}) {
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return Stack(
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children: [
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Column(
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children: [
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Image.asset(icon, width: 50, height: 50),
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const SizedBox(height: 10),
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Text(label,
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style: const TextStyle(color: Color(0xffC1C1C1), fontSize: 14)),
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],
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),
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if (unreadCount > 0)
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Positioned(
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right: 0,
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top: 0,
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child: Container(
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padding: const EdgeInsets.all(4),
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decoration: const BoxDecoration(
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color: Colors.red,
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shape: BoxShape.circle,
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),
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child: Text(
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'$unreadCount',
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style: const TextStyle(color: Colors.white, fontSize: 12),
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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 _buildMessageItem(Map<String, dynamic> message) {
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// 确保所有字段都是String类型
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final String type = message['type'] ?? '';
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final String createTime = message['createTime'] ?? '';
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final String detail = message['detail'] ?? '';
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final String status = message['status'] ?? '';
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return Padding(
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padding: const EdgeInsets.all(8.0),
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child: Row(
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children: [
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Image.asset('images/notice.png', width: 50, height: 50),
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const SizedBox(width: 8),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text(
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type == '3' || type == '5'
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? '审核消息'
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: type == '4'
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? '退款消息'
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: '系统消息',
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style: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.bold,
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color: Color(0xffC1C1C1),
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),
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),
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Text(
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createTime.isNotEmpty ? _formatDateTime(createTime) : '',
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style: const TextStyle(
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fontSize: 12,
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color: Color(0xff72767C),
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),
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),
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],
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),
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const SizedBox(height: 4),
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Expanded(
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child: Text(
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detail,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(
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fontSize: 14,
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color: Color(0xff72767C),
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),
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),
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),
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if (status == '0')
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Container(
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margin: const EdgeInsets.only(left: 8),
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padding: const EdgeInsets.all(5),
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decoration: const BoxDecoration(
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color: Colors.red,
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shape: BoxShape.circle,
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),
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child: const Text(
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'1',
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style: TextStyle(color: Colors.white, fontSize: 12),
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),
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),
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],
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),
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],
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),
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),
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],
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),
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);
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}
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}
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