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refactor: rcmd hot

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This commit is contained in:
bggRGjQaUbCoE
2024-09-08 08:30:17 +08:00
parent 755a93364b
commit d3a7f5fa1c
9 changed files with 352 additions and 335 deletions
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136
lib/pages/hot/view.dart
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@@ -1,5 +1,6 @@
import 'dart:async';
import 'package:PiliPalaX/http/loading_state.dart';
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:get/get.dart';
@@ -23,8 +24,6 @@ class HotPage extends StatefulWidget {
class _HotPageState extends State<HotPage> with AutomaticKeepAliveClientMixin {
final HotController _hotController = Get.put(HotController());
List videoList = [];
Future? _futureBuilderFuture;
@override
bool get wantKeepAlive => true;
@@ -32,7 +31,6 @@ class _HotPageState extends State<HotPage> with AutomaticKeepAliveClientMixin {
@override
void initState() {
super.initState();
_futureBuilderFuture = _hotController.queryHotFeed('init');
StreamController<bool> mainStream =
Get.find<MainController>().bottomBarStream;
StreamController<bool> searchBarStream =
@@ -41,10 +39,7 @@ class _HotPageState extends State<HotPage> with AutomaticKeepAliveClientMixin {
() {
if (_hotController.scrollController.position.pixels >=
_hotController.scrollController.position.maxScrollExtent - 200) {
if (!_hotController.isLoadingMore) {
_hotController.isLoadingMore = true;
_hotController.onLoad();
}
_hotController.onLoadMore();
}
final ScrollDirection direction =
@@ -63,7 +58,6 @@ class _HotPageState extends State<HotPage> with AutomaticKeepAliveClientMixin {
@override
void dispose() {
_hotController.scrollController.removeListener(() {});
_hotController.scrollController.dispose();
super.dispose();
}
@@ -80,69 +74,29 @@ class _HotPageState extends State<HotPage> with AutomaticKeepAliveClientMixin {
slivers: [
SliverPadding(
// 单列布局 EdgeInsets.zero
padding: const EdgeInsets.fromLTRB(StyleString.safeSpace,
StyleString.safeSpace - 5, StyleString.safeSpace, 0),
sliver: FutureBuilder(
future: _futureBuilderFuture,
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.done) {
Map data = snapshot.data as Map;
if (data['status']) {
return Obx(
() => SliverGrid(
gridDelegate: SliverGridDelegateWithExtentAndRatio(
mainAxisSpacing: StyleString.safeSpace,
crossAxisSpacing: StyleString.safeSpace,
maxCrossAxisExtent: Grid.maxRowWidth * 2,
childAspectRatio: StyleString.aspectRatio * 2.4,
mainAxisExtent: 0),
delegate: SliverChildBuilderDelegate((context, index) {
return VideoCardH(
videoItem: _hotController.videoList[index],
showPubdate: true,
longPress: () {
_hotController.popupDialog.add(_createPopupDialog(
_hotController.videoList[index]));
Overlay.of(context)
.insert(_hotController.popupDialog.last!);
},
longPressEnd: _removePopupDialog,
);
}, childCount: _hotController.videoList.length),
),
);
} else {
return HttpError(
errMsg: data['msg'],
fn: () {
setState(() {
_futureBuilderFuture =
_hotController.queryHotFeed('init');
});
},
);
}
} else {
// 骨架屏
return SliverGrid(
gridDelegate: SliverGridDelegateWithMaxCrossAxisExtent(
mainAxisSpacing: StyleString.cardSpace,
crossAxisSpacing: StyleString.cardSpace,
maxCrossAxisExtent: Grid.maxRowWidth * 2,
childAspectRatio: StyleString.aspectRatio * 2.4),
delegate: SliverChildBuilderDelegate((context, index) {
return const VideoCardHSkeleton();
}, childCount: 10),
);
}
},
padding: EdgeInsets.fromLTRB(
StyleString.safeSpace,
StyleString.safeSpace - 5,
StyleString.safeSpace,
MediaQuery.of(context).padding.bottom + 10,
),
sliver: Obx(
() => _hotController.loadingState.value is Loading
? _buildSkeleton()
: _hotController.loadingState.value is Success
? _buildBody(_hotController.loadingState.value as Success)
: HttpError(
errMsg: _hotController.loadingState.value is Error
? (_hotController.loadingState.value as Error)
.errMsg
: '没有相关数据',
fn: () {
_hotController.loadingState.value =
LoadingState.loading();
_hotController.onRefresh();
}),
),
),
SliverToBoxAdapter(
child: SizedBox(
height: MediaQuery.of(context).padding.bottom + 10,
),
)
],
),
);
@@ -161,4 +115,48 @@ class _HotPageState extends State<HotPage> with AutomaticKeepAliveClientMixin {
),
);
}
Widget _buildSkeleton() {
return SliverGrid(
gridDelegate: SliverGridDelegateWithMaxCrossAxisExtent(
mainAxisSpacing: StyleString.cardSpace,
crossAxisSpacing: StyleString.cardSpace,
maxCrossAxisExtent: Grid.maxRowWidth * 2,
childAspectRatio: StyleString.aspectRatio * 2.4,
),
delegate: SliverChildBuilderDelegate(
(context, index) {
return const VideoCardHSkeleton();
},
childCount: 10,
),
);
}
Widget _buildBody(Success loadingState) {
return SliverGrid(
gridDelegate: SliverGridDelegateWithExtentAndRatio(
mainAxisSpacing: StyleString.safeSpace,
crossAxisSpacing: StyleString.safeSpace,
maxCrossAxisExtent: Grid.maxRowWidth * 2,
childAspectRatio: StyleString.aspectRatio * 2.4,
mainAxisExtent: 0,
),
delegate: SliverChildBuilderDelegate(
(context, index) {
return VideoCardH(
videoItem: loadingState.response[index],
showPubdate: true,
longPress: () {
_hotController.popupDialog
.add(_createPopupDialog(loadingState.response[index]));
Overlay.of(context).insert(_hotController.popupDialog.last!);
},
longPressEnd: _removePopupDialog,
);
},
childCount: loadingState.response.length,
),
);
}
}