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refactor: fan

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This commit is contained in:
bggRGjQaUbCoE
2024-09-13 14:04:05 +08:00
parent 6ca585abb4
commit da412402a0
3 changed files with 92 additions and 107 deletions
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104
lib/pages/fan/view.dart
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@@ -1,9 +1,9 @@
import 'package:PiliPalaX/http/loading_state.dart';
import 'package:easy_debounce/easy_throttle.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:PiliPalaX/common/widgets/http_error.dart';
import 'package:PiliPalaX/common/widgets/no_data.dart';
import 'package:PiliPalaX/models/fans/result.dart';
import '../../common/constants.dart';
import '../../utils/grid.dart';
@@ -20,21 +20,18 @@ class FansPage extends StatefulWidget {
class _FansPageState extends State<FansPage> {
late String mid;
late FansController _fansController;
final ScrollController scrollController = ScrollController();
Future? _futureBuilderFuture;
@override
void initState() {
super.initState();
mid = Get.parameters['mid']!;
_fansController = Get.put(FansController(), tag: mid);
_futureBuilderFuture = _fansController.queryFans('init');
scrollController.addListener(
_fansController.scrollController.addListener(
() async {
if (scrollController.position.pixels >=
scrollController.position.maxScrollExtent - 200) {
if (_fansController.scrollController.position.pixels >=
_fansController.scrollController.position.maxScrollExtent - 200) {
EasyThrottle.throttle('follow', const Duration(seconds: 1), () {
_fansController.queryFans('onLoad');
_fansController.onLoadMore();
});
}
},
@@ -43,8 +40,7 @@ class _FansPageState extends State<FansPage> {
@override
void dispose() {
scrollController.removeListener(() {});
scrollController.dispose();
_fansController.scrollController.removeListener(() {});
super.dispose();
}
@@ -62,58 +58,46 @@ class _FansPageState extends State<FansPage> {
),
),
body: RefreshIndicator(
onRefresh: () async => await _fansController.queryFans('init'),
onRefresh: () async => await _fansController.onRefresh(),
child: CustomScrollView(
physics: const AlwaysScrollableScrollPhysics(),
controller: scrollController,
slivers: [
FutureBuilder(
future: _futureBuilderFuture,
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.done &&
snapshot.data != null) {
var data = snapshot.data;
if (data['status']) {
return Obx(() {
List<FansItemModel> list = _fansController.fansList;
return list.isNotEmpty
? SliverGrid(
gridDelegate:
SliverGridDelegateWithMaxCrossAxisExtent(
mainAxisSpacing: StyleString.cardSpace,
crossAxisSpacing: StyleString.safeSpace,
maxCrossAxisExtent:
Grid.maxRowWidth * 2,
mainAxisExtent: 56),
delegate: SliverChildBuilderDelegate(
(BuildContext context, int index) {
return fanItem(item: list[index]);
},
childCount: list.length,
))
: const NoData();
});
} else {
return HttpError(
errMsg: data['msg'],
fn: () => _fansController.queryFans('init'),
);
}
} else {
// 骨架屏
return const SliverToBoxAdapter(
child: SizedBox(
height: 200,
child: Center(
child: CircularProgressIndicator(),
),
),
);
}
},
),
]),
physics: const AlwaysScrollableScrollPhysics(),
controller: _fansController.scrollController,
slivers: [
Obx(() => _buildBody(_fansController.loadingState.value)),
],
),
),
);
}
Widget _buildBody(LoadingState loadingState) {
return loadingState is Success
? loadingState.response.isNotEmpty
? SliverGrid(
gridDelegate: SliverGridDelegateWithMaxCrossAxisExtent(
mainAxisSpacing: StyleString.cardSpace,
crossAxisSpacing: StyleString.safeSpace,
maxCrossAxisExtent: Grid.maxRowWidth * 2,
mainAxisExtent: 56),
delegate: SliverChildBuilderDelegate(
(BuildContext context, int index) {
return fanItem(item: loadingState.response[index]);
},
childCount: loadingState.response.length,
))
: const NoData()
: loadingState is Error
? HttpError(
errMsg: loadingState.errMsg,
fn: _fansController.onReload,
)
: const SliverToBoxAdapter(
child: SizedBox(
height: 200,
child: Center(
child: CircularProgressIndicator(),
),
),
);
}
}