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pilipala/lib/pages/video/detail/view.dart

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17 KiB
Dart

import 'dart:async';
import 'package:extended_nested_scroll_view/extended_nested_scroll_view.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:get/get.dart';
import 'package:flutter/material.dart';
import 'package:hive/hive.dart';
import 'package:pilipala/common/widgets/network_img_layer.dart';
import 'package:pilipala/common/widgets/sliver_header.dart';
import 'package:pilipala/http/user.dart';
import 'package:pilipala/models/common/search_type.dart';
import 'package:pilipala/pages/bangumi/introduction/index.dart';
import 'package:pilipala/pages/video/detail/introduction/widgets/menu_row.dart';
import 'package:pilipala/pages/video/detail/reply/index.dart';
import 'package:pilipala/pages/video/detail/controller.dart';
import 'package:pilipala/pages/video/detail/introduction/index.dart';
import 'package:pilipala/pages/video/detail/related/index.dart';
import 'package:pilipala/plugin/pl_player/index.dart';
import 'package:pilipala/utils/storage.dart';
import 'widgets/app_bar.dart';
import 'widgets/header_control.dart';
class VideoDetailPage extends StatefulWidget {
const VideoDetailPage({Key? key}) : super(key: key);
@override
State<VideoDetailPage> createState() => _VideoDetailPageState();
static final RouteObserver<PageRoute> routeObserver =
RouteObserver<PageRoute>();
}
class _VideoDetailPageState extends State<VideoDetailPage>
with TickerProviderStateMixin, RouteAware {
final VideoDetailController videoDetailController =
Get.put(VideoDetailController(), tag: Get.arguments['heroTag']);
PlPlayerController? plPlayerController;
final ScrollController _extendNestCtr = ScrollController();
late StreamController<double> appbarStream;
final VideoIntroController videoIntroController =
Get.put(VideoIntroController(), tag: Get.arguments['heroTag']);
PlayerStatus playerStatus = PlayerStatus.playing;
double doubleOffset = 0;
Box localCache = GStrorage.localCache;
Box setting = GStrorage.setting;
late double statusBarHeight;
final videoHeight = Get.size.width * 9 / 16;
late Future _futureBuilderFuture;
// 自动退出全屏
late bool autoExitFullcreen;
@override
void initState() {
super.initState();
statusBarHeight = localCache.get('statusBarHeight');
autoExitFullcreen =
setting.get(SettingBoxKey.enableAutoExit, defaultValue: false);
videoSourceInit();
appbarStreamListen();
}
// 获取视频资源,初始化播放器
Future<void> videoSourceInit() async {
_futureBuilderFuture = videoDetailController.queryVideoUrl();
if (videoDetailController.autoPlay.value) {
plPlayerController = videoDetailController.plPlayerController;
plPlayerController!.addStatusLister(playerListener);
}
}
// 流
appbarStreamListen() {
appbarStream = StreamController<double>();
_extendNestCtr.addListener(
() {
double offset = _extendNestCtr.position.pixels;
appbarStream.add(offset);
},
);
}
// 播放器状态监听
void playerListener(PlayerStatus? status) {
if (status == PlayerStatus.completed) {
// 结束播放退出全屏
if (autoExitFullcreen) {
plPlayerController!.triggerFullScreen(status: false);
}
// 播放完展示控制栏
plPlayerController!.onLockControl(false);
}
}
// 继续播放或重新播放
void continuePlay() async {
await _extendNestCtr.animateTo(0,
duration: const Duration(milliseconds: 500), curve: Curves.easeInOut);
plPlayerController!.play();
}
Future<void> handlePlay() async {
await videoDetailController.playerInit();
plPlayerController = videoDetailController.plPlayerController;
videoDetailController.autoPlay.value = true;
videoDetailController.isShowCover.value = false;
}
@override
void dispose() {
plPlayerController!.removeStatusLister(playerListener);
plPlayerController!.dispose();
super.dispose();
}
@override
// 离开当前页面时
void didPushNext() async {
/// 开启
if (setting.get(SettingBoxKey.enableAutoBrightness, defaultValue: false)) {
videoDetailController.brightness = plPlayerController!.brightness.value;
}
videoDetailController.defaultST = plPlayerController!.position.value;
videoIntroController.isPaused = true;
plPlayerController!.removeStatusLister(playerListener);
plPlayerController!.pause();
super.didPushNext();
}
@override
// 返回当前页面时
void didPopNext() async {
videoDetailController.isFirstTime = false;
videoDetailController.playerInit();
videoIntroController.isPaused = false;
if (_extendNestCtr.position.pixels == 0) {
await Future.delayed(const Duration(milliseconds: 300));
plPlayerController!.play();
}
plPlayerController!.addStatusLister(playerListener);
super.didPopNext();
}
@override
void didChangeDependencies() {
super.didChangeDependencies();
VideoDetailPage.routeObserver
.subscribe(this, ModalRoute.of(context) as PageRoute);
}
@override
Widget build(BuildContext context) {
final videoHeight = MediaQuery.of(context).size.width * 9 / 16;
final double pinnedHeaderHeight =
statusBarHeight + kToolbarHeight + videoHeight;
return SafeArea(
top: false,
bottom: false,
child: Stack(
children: [
Scaffold(
resizeToAvoidBottomInset: false,
key: videoDetailController.scaffoldKey,
// fix 1px black line
// backgroundColor: Colors.transparent,
backgroundColor: Colors.black,
body: ExtendedNestedScrollView(
controller: _extendNestCtr,
headerSliverBuilder:
(BuildContext context, bool innerBoxIsScrolled) {
return <Widget>[
SliverAppBar(
automaticallyImplyLeading: false,
pinned: false,
elevation: 0,
scrolledUnderElevation: 0,
forceElevated: innerBoxIsScrolled,
expandedHeight: videoHeight,
backgroundColor: Colors.black,
flexibleSpace: FlexibleSpaceBar(
background: Padding(
padding: EdgeInsets.only(top: statusBarHeight),
child: LayoutBuilder(
builder: (context, boxConstraints) {
double maxWidth = boxConstraints.maxWidth;
double maxHeight = boxConstraints.maxHeight;
return Stack(
children: [
FutureBuilder(
future: _futureBuilderFuture,
builder: ((context, snapshot) {
if (snapshot.hasData &&
snapshot.data['status']) {
return Obx(
() => !videoDetailController
.autoPlay.value
? const SizedBox()
: PLVideoPlayer(
controller: plPlayerController!,
headerControl: HeaderControl(
controller:
plPlayerController,
videoDetailCtr:
videoDetailController,
),
),
);
} else {
return const SizedBox();
}
}),
),
Obx(
() => Visibility(
visible:
videoDetailController.isShowCover.value,
child: Positioned(
top: 0,
left: 0,
right: 0,
child: NetworkImgLayer(
type: 'emote',
src: videoDetailController
.videoItem['pic'],
width: maxWidth,
height: maxHeight,
),
),
),
),
/// 关闭自动播放时 手动播放
Obx(
() => Visibility(
visible: videoDetailController
.isShowCover.value &&
videoDetailController
.isEffective.value &&
!videoDetailController.autoPlay.value,
child: Stack(
children: [
Positioned(
top: 0,
left: 0,
right: 0,
child: AppBar(
primary: false,
foregroundColor: Colors.white,
backgroundColor:
Colors.transparent,
actions: [
IconButton(
tooltip: '稍后再看',
onPressed: () async {
var res = await UserHttp
.toViewLater(
bvid:
videoDetailController
.bvid);
SmartDialog.showToast(
res['msg']);
},
icon: const Icon(
Icons.history_outlined),
),
const SizedBox(width: 14)
],
),
),
Positioned(
right: 12,
bottom: 10,
child: TextButton.icon(
style: ButtonStyle(
backgroundColor:
MaterialStateProperty
.resolveWith((states) {
return Theme.of(context)
.colorScheme
.primaryContainer;
}),
),
onPressed: () => handlePlay(),
icon: const Icon(
Icons.play_circle_outline,
size: 20,
),
label: const Text('Play'),
),
),
],
)),
),
],
);
},
),
),
),
),
];
},
pinnedHeaderSliverHeightBuilder: () {
return playerStatus != PlayerStatus.playing
? statusBarHeight + kToolbarHeight
: pinnedHeaderHeight;
},
onlyOneScrollInBody: true,
body: Container(
color: Theme.of(context).colorScheme.background,
child: Column(
children: [
Opacity(
opacity: 0,
child: SizedBox(
width: double.infinity,
height: 0,
child: Obx(
() => TabBar(
controller: videoDetailController.tabCtr,
dividerColor: Colors.transparent,
indicatorColor:
Theme.of(context).colorScheme.background,
tabs: videoDetailController.tabs
.map((String name) => Tab(text: name))
.toList(),
),
),
),
),
Expanded(
child: TabBarView(
controller: videoDetailController.tabCtr,
children: [
Builder(
builder: (context) {
return CustomScrollView(
key: const PageStorageKey<String>('简介'),
slivers: <Widget>[
if (videoDetailController.videoType ==
SearchType.video) ...[
const VideoIntroPanel(),
] else if (videoDetailController.videoType ==
SearchType.media_bangumi) ...[
BangumiIntroPanel(
cid: videoDetailController.cid)
],
// if (videoDetailController.videoType ==
// SearchType.video) ...[
// SliverPersistentHeader(
// floating: true,
// pinned: true,
// delegate: SliverHeaderDelegate(
// height: 50,
// child:
// const MenuRow(loadingStatus: false),
// ),
// ),
// ],
SliverToBoxAdapter(
child: Divider(
indent: 12,
endIndent: 12,
color: Theme.of(context)
.dividerColor
.withOpacity(0.06),
),
),
const RelatedVideoPanel(),
],
);
},
),
VideoReplyPanel(
bvid: videoDetailController.bvid,
)
],
),
),
],
),
),
),
),
// 播放完成/暂停播放
StreamBuilder(
stream: appbarStream.stream,
initialData: 0,
builder: ((context, snapshot) {
return ScrollAppBar(
snapshot.data!.toDouble(),
() => continuePlay(),
playerStatus,
null,
);
}),
)
],
),
);
}
}