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mod: 数据请求

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This commit is contained in:
guozhigq
2023-06-25 22:02:48 +08:00
parent 430ca0f5e6
commit 838a141bc7
7 changed files with 466 additions and 101 deletions
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123
lib/pages/dynamics/view.dart
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@ -1,6 +1,7 @@
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';
@ -17,7 +18,8 @@ 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;
@ -25,6 +27,19 @@ class _DynamicsPageState extends State<DynamicsPage>
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
@ -34,46 +49,78 @@ class _DynamicsPageState extends State<DynamicsPage>
centerTitle: false,
title: const Text('动态'),
actions: [
IconButton(onPressed: () {}, icon: const Icon(Icons.more_horiz)),
const SizedBox(width: 10)
],
),
body: FutureBuilder(
future: _dynamicsController.queryFollowDynamic(),
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.done) {
Map data = snapshot.data;
if (data['status']) {
List<DynamicItemModel> list = _dynamicsController.dynamicsList!;
return Obx(
() => ListView.builder(
shrinkWrap: true,
itemCount: list.length,
itemBuilder: (BuildContext context, index) {
return DynamicPanel(item: list[index]);
},
),
);
} else {
return CustomScrollView(
slivers: [
HttpError(
errMsg: data['msg'],
fn: () => setState(() {}),
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),
)
],
);
}
} else {
// 骨架屏
// return SliverList(
// delegate: SliverChildBuilderDelegate((context, index) {
// return const VideoCardHSkeleton();
// }, childCount: 10),
// );
return Text('加载中');
}
],
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');
}
},
),
),
);
}