112 lines
3.8 KiB
Dart
112 lines
3.8 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:pilipala/common/skeleton/video_card_h.dart';
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import 'package:pilipala/common/widgets/http_error.dart';
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import 'package:pilipala/models/video/reply/item.dart';
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import 'controller.dart';
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import 'widgets/reply_item.dart';
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class VideoReplyPanel extends StatefulWidget {
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const VideoReplyPanel({super.key});
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@override
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State<VideoReplyPanel> createState() => _VideoReplyPanelState();
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}
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class _VideoReplyPanelState extends State<VideoReplyPanel>
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with AutomaticKeepAliveClientMixin {
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final VideoReplyController _videoReplyController =
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Get.put(VideoReplyController(), tag: Get.arguments['heroTag']);
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// List<ReplyItemModel>? replyList;
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Future? _futureBuilderFuture;
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// 添加页面缓存
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@override
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bool get wantKeepAlive => true;
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@override
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void initState() {
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super.initState();
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_futureBuilderFuture = _videoReplyController.queryReplyList();
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_videoReplyController.scrollController.addListener(
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() {
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if (_videoReplyController.scrollController.position.pixels >=
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_videoReplyController.scrollController.position.maxScrollExtent -
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300) {
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if (!_videoReplyController.isLoadingMore) {
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_videoReplyController.onLoad();
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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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Widget build(BuildContext context) {
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return RefreshIndicator(
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onRefresh: () async {
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setState(() {});
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_videoReplyController.currentPage = 0;
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return await _videoReplyController.queryReplyList();
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},
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child: CustomScrollView(
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controller: _videoReplyController.scrollController,
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key: const PageStorageKey<String>('评论'),
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slivers: <Widget>[
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FutureBuilder(
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future: _futureBuilderFuture,
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builder: (context, snapshot) {
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if (snapshot.connectionState == ConnectionState.done) {
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Map data = snapshot.data as Map;
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if (data['status']) {
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// 请求成功
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return Obx(
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() => SliverList(
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delegate: SliverChildBuilderDelegate(
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(context, index) {
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if (index == _videoReplyController.replyList.length) {
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return Container(
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padding: EdgeInsets.only(
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bottom:
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MediaQuery.of(context).padding.bottom),
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height:
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MediaQuery.of(context).padding.bottom + 60,
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child: Center(
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child: Text(_videoReplyController.noMore
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? '没有更多了'
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: '加载中'),
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),
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);
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} else {
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return ReplyItem(
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replyItem: _videoReplyController.replyList[index],
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);
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}
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},
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childCount: _videoReplyController.replyList.length + 1,
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),
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),
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);
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} else {
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// 请求错误
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return HttpError(
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errMsg: data['msg'],
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fn: () => setState(() {}),
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);
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}
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} else {
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// 骨架屏
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return SliverList(
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delegate: SliverChildBuilderDelegate((context, index) {
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return const VideoCardHSkeleton();
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}, childCount: 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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}
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}
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