Files
pilipala/lib/pages/dynamics/view.dart
2023-06-25 22:02:48 +08:00

128 lines
3.9 KiB
Dart

import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:pilipala/common/widgets/http_error.dart';
import 'package:pilipala/models/common/dynamics_type.dart';
import 'package:pilipala/models/dynamics/result.dart';
import 'controller.dart';
import 'widgets/dynamic_panel.dart';
class DynamicsPage extends StatefulWidget {
const DynamicsPage({super.key});
@override
State<DynamicsPage> createState() => _DynamicsPageState();
}
class _DynamicsPageState extends State<DynamicsPage>
with AutomaticKeepAliveClientMixin {
DynamicsController _dynamicsController = Get.put(DynamicsController());
Future? _futureBuilderFuture;
final ScrollController scrollController = ScrollController();
bool _isLoadingMore = false;
@override
bool get wantKeepAlive => true;
@override
void initState() {
super.initState();
_futureBuilderFuture = _dynamicsController.queryFollowDynamic();
scrollController.addListener(
() async {
if (scrollController.position.pixels >=
scrollController.position.maxScrollExtent - 200) {
if (!_isLoadingMore) {
_isLoadingMore = true;
await _dynamicsController.queryFollowDynamic(type: 'onLoad');
_isLoadingMore = false;
}
}
},
);
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
centerTitle: false,
title: const Text('动态'),
actions: [
Obx(
() => PopupMenuButton(
initialValue: _dynamicsController.dynamicsType.value,
position: PopupMenuPosition.under,
itemBuilder: (context) => [
for (var i in DynamicsType.values) ...[
PopupMenuItem(
value: i.values,
onTap: () =>
_dynamicsController.onSelectType(i.values, i.labels),
child: Text(i.labels),
)
],
],
child: Row(
children: [
Text(
_dynamicsController.dynamicsTypeLabel.value,
style: TextStyle(
color: Theme.of(context).colorScheme.primary,
),
),
const SizedBox(width: 10)
],
),
),
),
const SizedBox(width: 4)
],
),
body: RefreshIndicator(
onRefresh: () async {
await _dynamicsController.queryFollowDynamic();
},
child: FutureBuilder(
future: _futureBuilderFuture,
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.done) {
Map data = snapshot.data;
if (data['status']) {
List<DynamicItemModel> list = _dynamicsController.dynamicsList!;
return Obx(
() => ListView.builder(
controller: scrollController,
shrinkWrap: true,
itemCount: list.length,
itemBuilder: (BuildContext context, index) {
return DynamicPanel(item: list[index]);
},
),
);
} else {
return CustomScrollView(
slivers: [
HttpError(
errMsg: data['msg'],
fn: () => setState(() {}),
)
],
);
}
} else {
// 骨架屏
// return SliverList(
// delegate: SliverChildBuilderDelegate((context, index) {
// return const VideoCardHSkeleton();
// }, childCount: 10),
// );
return Text('加载中');
}
},
),
),
);
}
}