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refactor: subscription

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opt: pages

Closes #58

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>
This commit is contained in:
bggRGjQaUbCoE
2024-12-28 10:15:09 +08:00
parent 51f87cc49c
commit de91bdff74
12 changed files with 448 additions and 443 deletions
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139
lib/pages/subscription/view.dart
View File

@@ -1,11 +1,12 @@
import 'package:easy_debounce/easy_throttle.dart';
import 'package:PiliPalaX/common/constants.dart';
import 'package:PiliPalaX/common/skeleton/video_card_h.dart';
import 'package:PiliPalaX/http/loading_state.dart';
import 'package:PiliPalaX/pages/subscription/widgets/item.dart';
import 'package:PiliPalaX/utils/grid.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:PiliPalaX/common/widgets/http_error.dart';
import '../../common/constants.dart';
import '../../utils/grid.dart';
import 'controller.dart';
import 'widgets/item.dart';
class SubPage extends StatefulWidget {
const SubPage({super.key});
@@ -16,81 +17,73 @@ class SubPage extends StatefulWidget {
class _SubPageState extends State<SubPage> {
final SubController _subController = Get.put(SubController());
late Future _futureBuilderFuture;
@override
void dispose() {
_subController.scrollController.removeListener(() {});
super.dispose();
}
@override
void initState() {
super.initState();
_futureBuilderFuture = _subController.querySubFolder();
_subController.scrollController.addListener(
() {
if (_subController.scrollController.position.pixels >=
_subController.scrollController.position.maxScrollExtent - 300) {
EasyThrottle.throttle('history', const Duration(seconds: 1), () {
_subController.onLoad();
});
}
},
);
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(title: Text('我的订阅')),
body: FutureBuilder(
future: _futureBuilderFuture,
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.done) {
// TODO: refactor
Map? data = snapshot.data;
if (data != null && data['status']) {
return Obx(() => CustomScrollView(
controller: _subController.scrollController,
physics: const AlwaysScrollableScrollPhysics(),
slivers: [
SliverGrid(
gridDelegate: SliverGridDelegateWithExtentAndRatio(
mainAxisSpacing: StyleString.cardSpace,
crossAxisSpacing: StyleString.safeSpace,
maxCrossAxisExtent: Grid.maxRowWidth * 2,
childAspectRatio: StyleString.aspectRatio * 2.4,
mainAxisExtent: 0),
delegate: SliverChildBuilderDelegate(
childCount:
_subController.subFolderData.value.list!.length,
(BuildContext context, int index) {
return SubItem(
subFolderItem: _subController
.subFolderData.value.list![index],
cancelSub: _subController.cancelSub);
},
),
)
]));
} else {
return CustomScrollView(
physics: const NeverScrollableScrollPhysics(),
slivers: [
HttpError(
errMsg: data?['msg'],
callback: () => setState(() {}),
),
],
);
}
} else {
// 骨架屏
return const Text('请求中');
}
},
body: CustomScrollView(
slivers: [
Obx(() => _buildBody(_subController.loadingState.value)),
SliverToBoxAdapter(
child: SizedBox(
height: MediaQuery.of(context).padding.bottom + 10,
),
),
],
),
);
}
Widget _buildBody(LoadingState loadingState) {
return switch (loadingState) {
Loading() => SliverPadding(
padding:
const EdgeInsets.symmetric(horizontal: StyleString.safeSpace),
sliver: SliverGrid(
gridDelegate: SliverGridDelegateWithExtentAndRatio(
mainAxisSpacing: StyleString.cardSpace,
crossAxisSpacing: StyleString.safeSpace,
maxCrossAxisExtent: Grid.maxRowWidth * 2,
childAspectRatio: StyleString.aspectRatio * 2.4,
mainAxisExtent: 0,
),
delegate: SliverChildBuilderDelegate(
(context, index) => const VideoCardHSkeleton(),
childCount: 10,
),
),
),
Success() => (loadingState.response as List?)?.isNotEmpty == true
? SliverGrid(
gridDelegate: SliverGridDelegateWithExtentAndRatio(
mainAxisSpacing: StyleString.cardSpace,
crossAxisSpacing: StyleString.safeSpace,
maxCrossAxisExtent: Grid.maxRowWidth * 2,
childAspectRatio: StyleString.aspectRatio * 2.4,
mainAxisExtent: 0,
),
delegate: SliverChildBuilderDelegate(
childCount: loadingState.response.length,
(BuildContext context, int index) {
if (index == loadingState.response.length - 1) {
_subController.onLoadMore();
}
return SubItem(
subFolderItem: loadingState.response[index],
cancelSub: _subController.cancelSub,
);
},
),
)
: HttpError(
callback: _subController.onReload,
),
Error() => HttpError(
errMsg: loadingState.errMsg,
callback: _subController.onReload,
),
LoadingState() => throw UnimplementedError(),
};
}
}